xref: /aosp_15_r20/external/iproute2/misc/ss.c (revision de1e4e894b0c224df933550f0afdecc354b238c4)
1*de1e4e89SAndroid Build Coastguard Worker /*
2*de1e4e89SAndroid Build Coastguard Worker  * ss.c		"sockstat", socket statistics
3*de1e4e89SAndroid Build Coastguard Worker  *
4*de1e4e89SAndroid Build Coastguard Worker  *		This program is free software; you can redistribute it and/or
5*de1e4e89SAndroid Build Coastguard Worker  *		modify it under the terms of the GNU General Public License
6*de1e4e89SAndroid Build Coastguard Worker  *		as published by the Free Software Foundation; either version
7*de1e4e89SAndroid Build Coastguard Worker  *		2 of the License, or (at your option) any later version.
8*de1e4e89SAndroid Build Coastguard Worker  *
9*de1e4e89SAndroid Build Coastguard Worker  * Authors:	Alexey Kuznetsov, <[email protected]>
10*de1e4e89SAndroid Build Coastguard Worker  */
11*de1e4e89SAndroid Build Coastguard Worker 
12*de1e4e89SAndroid Build Coastguard Worker #include <stdio.h>
13*de1e4e89SAndroid Build Coastguard Worker #include <stdlib.h>
14*de1e4e89SAndroid Build Coastguard Worker #include <unistd.h>
15*de1e4e89SAndroid Build Coastguard Worker #include <syslog.h>
16*de1e4e89SAndroid Build Coastguard Worker #include <fcntl.h>
17*de1e4e89SAndroid Build Coastguard Worker #include <sys/ioctl.h>
18*de1e4e89SAndroid Build Coastguard Worker #include <sys/socket.h>
19*de1e4e89SAndroid Build Coastguard Worker #include <sys/uio.h>
20*de1e4e89SAndroid Build Coastguard Worker #include <netinet/in.h>
21*de1e4e89SAndroid Build Coastguard Worker #include <string.h>
22*de1e4e89SAndroid Build Coastguard Worker #include <errno.h>
23*de1e4e89SAndroid Build Coastguard Worker #include <netdb.h>
24*de1e4e89SAndroid Build Coastguard Worker #include <arpa/inet.h>
25*de1e4e89SAndroid Build Coastguard Worker #include <dirent.h>
26*de1e4e89SAndroid Build Coastguard Worker #include <fnmatch.h>
27*de1e4e89SAndroid Build Coastguard Worker #include <getopt.h>
28*de1e4e89SAndroid Build Coastguard Worker #include <stdbool.h>
29*de1e4e89SAndroid Build Coastguard Worker #include <limits.h>
30*de1e4e89SAndroid Build Coastguard Worker 
31*de1e4e89SAndroid Build Coastguard Worker #include "utils.h"
32*de1e4e89SAndroid Build Coastguard Worker #include "rt_names.h"
33*de1e4e89SAndroid Build Coastguard Worker #include "ll_map.h"
34*de1e4e89SAndroid Build Coastguard Worker #include "libnetlink.h"
35*de1e4e89SAndroid Build Coastguard Worker #include "namespace.h"
36*de1e4e89SAndroid Build Coastguard Worker #include "SNAPSHOT.h"
37*de1e4e89SAndroid Build Coastguard Worker 
38*de1e4e89SAndroid Build Coastguard Worker #include <linux/tcp.h>
39*de1e4e89SAndroid Build Coastguard Worker #include <linux/sock_diag.h>
40*de1e4e89SAndroid Build Coastguard Worker #include <linux/inet_diag.h>
41*de1e4e89SAndroid Build Coastguard Worker #include <linux/unix_diag.h>
42*de1e4e89SAndroid Build Coastguard Worker #include <linux/netdevice.h>	/* for MAX_ADDR_LEN */
43*de1e4e89SAndroid Build Coastguard Worker #include <linux/filter.h>
44*de1e4e89SAndroid Build Coastguard Worker #include <linux/packet_diag.h>
45*de1e4e89SAndroid Build Coastguard Worker #include <linux/netlink_diag.h>
46*de1e4e89SAndroid Build Coastguard Worker #include <linux/sctp.h>
47*de1e4e89SAndroid Build Coastguard Worker 
48*de1e4e89SAndroid Build Coastguard Worker #define MAGIC_SEQ 123456
49*de1e4e89SAndroid Build Coastguard Worker 
50*de1e4e89SAndroid Build Coastguard Worker #define DIAG_REQUEST(_req, _r)						    \
51*de1e4e89SAndroid Build Coastguard Worker 	struct {							    \
52*de1e4e89SAndroid Build Coastguard Worker 		struct nlmsghdr nlh;					    \
53*de1e4e89SAndroid Build Coastguard Worker 		_r;							    \
54*de1e4e89SAndroid Build Coastguard Worker 	} _req = {							    \
55*de1e4e89SAndroid Build Coastguard Worker 		.nlh = {						    \
56*de1e4e89SAndroid Build Coastguard Worker 			.nlmsg_type = SOCK_DIAG_BY_FAMILY,		    \
57*de1e4e89SAndroid Build Coastguard Worker 			.nlmsg_flags = NLM_F_ROOT|NLM_F_MATCH|NLM_F_REQUEST,\
58*de1e4e89SAndroid Build Coastguard Worker 			.nlmsg_seq = MAGIC_SEQ,				    \
59*de1e4e89SAndroid Build Coastguard Worker 			.nlmsg_len = sizeof(_req),			    \
60*de1e4e89SAndroid Build Coastguard Worker 		},							    \
61*de1e4e89SAndroid Build Coastguard Worker 	}
62*de1e4e89SAndroid Build Coastguard Worker 
63*de1e4e89SAndroid Build Coastguard Worker #if HAVE_SELINUX
64*de1e4e89SAndroid Build Coastguard Worker #include <selinux/selinux.h>
65*de1e4e89SAndroid Build Coastguard Worker #else
66*de1e4e89SAndroid Build Coastguard Worker /* Stubs for SELinux functions */
is_selinux_enabled(void)67*de1e4e89SAndroid Build Coastguard Worker static int is_selinux_enabled(void)
68*de1e4e89SAndroid Build Coastguard Worker {
69*de1e4e89SAndroid Build Coastguard Worker 	return -1;
70*de1e4e89SAndroid Build Coastguard Worker }
71*de1e4e89SAndroid Build Coastguard Worker 
getpidcon(pid_t pid,char ** context)72*de1e4e89SAndroid Build Coastguard Worker static int getpidcon(pid_t pid, char **context)
73*de1e4e89SAndroid Build Coastguard Worker {
74*de1e4e89SAndroid Build Coastguard Worker 	*context = NULL;
75*de1e4e89SAndroid Build Coastguard Worker 	return -1;
76*de1e4e89SAndroid Build Coastguard Worker }
77*de1e4e89SAndroid Build Coastguard Worker 
getfilecon(char * path,char ** context)78*de1e4e89SAndroid Build Coastguard Worker static int getfilecon(char *path, char **context)
79*de1e4e89SAndroid Build Coastguard Worker {
80*de1e4e89SAndroid Build Coastguard Worker 	*context = NULL;
81*de1e4e89SAndroid Build Coastguard Worker 	return -1;
82*de1e4e89SAndroid Build Coastguard Worker }
83*de1e4e89SAndroid Build Coastguard Worker 
security_get_initial_context(char * name,char ** context)84*de1e4e89SAndroid Build Coastguard Worker static int security_get_initial_context(char *name,  char **context)
85*de1e4e89SAndroid Build Coastguard Worker {
86*de1e4e89SAndroid Build Coastguard Worker 	*context = NULL;
87*de1e4e89SAndroid Build Coastguard Worker 	return -1;
88*de1e4e89SAndroid Build Coastguard Worker }
89*de1e4e89SAndroid Build Coastguard Worker #endif
90*de1e4e89SAndroid Build Coastguard Worker 
91*de1e4e89SAndroid Build Coastguard Worker int resolve_services = 1;
92*de1e4e89SAndroid Build Coastguard Worker int preferred_family = AF_UNSPEC;
93*de1e4e89SAndroid Build Coastguard Worker int show_options;
94*de1e4e89SAndroid Build Coastguard Worker int show_details;
95*de1e4e89SAndroid Build Coastguard Worker int show_users;
96*de1e4e89SAndroid Build Coastguard Worker int show_mem;
97*de1e4e89SAndroid Build Coastguard Worker int show_tcpinfo;
98*de1e4e89SAndroid Build Coastguard Worker int show_bpf;
99*de1e4e89SAndroid Build Coastguard Worker int show_proc_ctx;
100*de1e4e89SAndroid Build Coastguard Worker int show_sock_ctx;
101*de1e4e89SAndroid Build Coastguard Worker int show_header = 1;
102*de1e4e89SAndroid Build Coastguard Worker int follow_events;
103*de1e4e89SAndroid Build Coastguard Worker int sctp_ino;
104*de1e4e89SAndroid Build Coastguard Worker 
105*de1e4e89SAndroid Build Coastguard Worker int netid_width;
106*de1e4e89SAndroid Build Coastguard Worker int state_width;
107*de1e4e89SAndroid Build Coastguard Worker int addr_width;
108*de1e4e89SAndroid Build Coastguard Worker int serv_width;
109*de1e4e89SAndroid Build Coastguard Worker char *odd_width_pad = "";
110*de1e4e89SAndroid Build Coastguard Worker 
111*de1e4e89SAndroid Build Coastguard Worker static const char *TCP_PROTO = "tcp";
112*de1e4e89SAndroid Build Coastguard Worker static const char *SCTP_PROTO = "sctp";
113*de1e4e89SAndroid Build Coastguard Worker static const char *UDP_PROTO = "udp";
114*de1e4e89SAndroid Build Coastguard Worker static const char *RAW_PROTO = "raw";
115*de1e4e89SAndroid Build Coastguard Worker static const char *dg_proto;
116*de1e4e89SAndroid Build Coastguard Worker 
117*de1e4e89SAndroid Build Coastguard Worker enum {
118*de1e4e89SAndroid Build Coastguard Worker 	TCP_DB,
119*de1e4e89SAndroid Build Coastguard Worker 	DCCP_DB,
120*de1e4e89SAndroid Build Coastguard Worker 	UDP_DB,
121*de1e4e89SAndroid Build Coastguard Worker 	RAW_DB,
122*de1e4e89SAndroid Build Coastguard Worker 	UNIX_DG_DB,
123*de1e4e89SAndroid Build Coastguard Worker 	UNIX_ST_DB,
124*de1e4e89SAndroid Build Coastguard Worker 	UNIX_SQ_DB,
125*de1e4e89SAndroid Build Coastguard Worker 	PACKET_DG_DB,
126*de1e4e89SAndroid Build Coastguard Worker 	PACKET_R_DB,
127*de1e4e89SAndroid Build Coastguard Worker 	NETLINK_DB,
128*de1e4e89SAndroid Build Coastguard Worker 	SCTP_DB,
129*de1e4e89SAndroid Build Coastguard Worker 	MAX_DB
130*de1e4e89SAndroid Build Coastguard Worker };
131*de1e4e89SAndroid Build Coastguard Worker 
132*de1e4e89SAndroid Build Coastguard Worker #define PACKET_DBM ((1<<PACKET_DG_DB)|(1<<PACKET_R_DB))
133*de1e4e89SAndroid Build Coastguard Worker #define UNIX_DBM ((1<<UNIX_DG_DB)|(1<<UNIX_ST_DB)|(1<<UNIX_SQ_DB))
134*de1e4e89SAndroid Build Coastguard Worker #define ALL_DB ((1<<MAX_DB)-1)
135*de1e4e89SAndroid Build Coastguard Worker #define INET_L4_DBM ((1<<TCP_DB)|(1<<UDP_DB)|(1<<DCCP_DB)|(1<<SCTP_DB))
136*de1e4e89SAndroid Build Coastguard Worker #define INET_DBM (INET_L4_DBM | (1<<RAW_DB))
137*de1e4e89SAndroid Build Coastguard Worker 
138*de1e4e89SAndroid Build Coastguard Worker enum {
139*de1e4e89SAndroid Build Coastguard Worker 	SS_UNKNOWN,
140*de1e4e89SAndroid Build Coastguard Worker 	SS_ESTABLISHED,
141*de1e4e89SAndroid Build Coastguard Worker 	SS_SYN_SENT,
142*de1e4e89SAndroid Build Coastguard Worker 	SS_SYN_RECV,
143*de1e4e89SAndroid Build Coastguard Worker 	SS_FIN_WAIT1,
144*de1e4e89SAndroid Build Coastguard Worker 	SS_FIN_WAIT2,
145*de1e4e89SAndroid Build Coastguard Worker 	SS_TIME_WAIT,
146*de1e4e89SAndroid Build Coastguard Worker 	SS_CLOSE,
147*de1e4e89SAndroid Build Coastguard Worker 	SS_CLOSE_WAIT,
148*de1e4e89SAndroid Build Coastguard Worker 	SS_LAST_ACK,
149*de1e4e89SAndroid Build Coastguard Worker 	SS_LISTEN,
150*de1e4e89SAndroid Build Coastguard Worker 	SS_CLOSING,
151*de1e4e89SAndroid Build Coastguard Worker 	SS_MAX
152*de1e4e89SAndroid Build Coastguard Worker };
153*de1e4e89SAndroid Build Coastguard Worker 
154*de1e4e89SAndroid Build Coastguard Worker enum {
155*de1e4e89SAndroid Build Coastguard Worker 	SCTP_STATE_CLOSED		= 0,
156*de1e4e89SAndroid Build Coastguard Worker 	SCTP_STATE_COOKIE_WAIT		= 1,
157*de1e4e89SAndroid Build Coastguard Worker 	SCTP_STATE_COOKIE_ECHOED	= 2,
158*de1e4e89SAndroid Build Coastguard Worker 	SCTP_STATE_ESTABLISHED		= 3,
159*de1e4e89SAndroid Build Coastguard Worker 	SCTP_STATE_SHUTDOWN_PENDING	= 4,
160*de1e4e89SAndroid Build Coastguard Worker 	SCTP_STATE_SHUTDOWN_SENT	= 5,
161*de1e4e89SAndroid Build Coastguard Worker 	SCTP_STATE_SHUTDOWN_RECEIVED	= 6,
162*de1e4e89SAndroid Build Coastguard Worker 	SCTP_STATE_SHUTDOWN_ACK_SENT	= 7,
163*de1e4e89SAndroid Build Coastguard Worker };
164*de1e4e89SAndroid Build Coastguard Worker 
165*de1e4e89SAndroid Build Coastguard Worker #define SS_ALL ((1 << SS_MAX) - 1)
166*de1e4e89SAndroid Build Coastguard Worker #define SS_CONN (SS_ALL & ~((1<<SS_LISTEN)|(1<<SS_CLOSE)|(1<<SS_TIME_WAIT)|(1<<SS_SYN_RECV)))
167*de1e4e89SAndroid Build Coastguard Worker 
168*de1e4e89SAndroid Build Coastguard Worker #include "ssfilter.h"
169*de1e4e89SAndroid Build Coastguard Worker 
170*de1e4e89SAndroid Build Coastguard Worker struct filter {
171*de1e4e89SAndroid Build Coastguard Worker 	int dbs;
172*de1e4e89SAndroid Build Coastguard Worker 	int states;
173*de1e4e89SAndroid Build Coastguard Worker 	int families;
174*de1e4e89SAndroid Build Coastguard Worker 	struct ssfilter *f;
175*de1e4e89SAndroid Build Coastguard Worker 	bool kill;
176*de1e4e89SAndroid Build Coastguard Worker };
177*de1e4e89SAndroid Build Coastguard Worker 
178*de1e4e89SAndroid Build Coastguard Worker static const struct filter default_dbs[MAX_DB] = {
179*de1e4e89SAndroid Build Coastguard Worker 	[TCP_DB] = {
180*de1e4e89SAndroid Build Coastguard Worker 		.states   = SS_CONN,
181*de1e4e89SAndroid Build Coastguard Worker 		.families = (1 << AF_INET) | (1 << AF_INET6),
182*de1e4e89SAndroid Build Coastguard Worker 	},
183*de1e4e89SAndroid Build Coastguard Worker 	[DCCP_DB] = {
184*de1e4e89SAndroid Build Coastguard Worker 		.states   = SS_CONN,
185*de1e4e89SAndroid Build Coastguard Worker 		.families = (1 << AF_INET) | (1 << AF_INET6),
186*de1e4e89SAndroid Build Coastguard Worker 	},
187*de1e4e89SAndroid Build Coastguard Worker 	[UDP_DB] = {
188*de1e4e89SAndroid Build Coastguard Worker 		.states   = (1 << SS_ESTABLISHED),
189*de1e4e89SAndroid Build Coastguard Worker 		.families = (1 << AF_INET) | (1 << AF_INET6),
190*de1e4e89SAndroid Build Coastguard Worker 	},
191*de1e4e89SAndroid Build Coastguard Worker 	[RAW_DB] = {
192*de1e4e89SAndroid Build Coastguard Worker 		.states   = (1 << SS_ESTABLISHED),
193*de1e4e89SAndroid Build Coastguard Worker 		.families = (1 << AF_INET) | (1 << AF_INET6),
194*de1e4e89SAndroid Build Coastguard Worker 	},
195*de1e4e89SAndroid Build Coastguard Worker 	[UNIX_DG_DB] = {
196*de1e4e89SAndroid Build Coastguard Worker 		.states   = (1 << SS_CLOSE),
197*de1e4e89SAndroid Build Coastguard Worker 		.families = (1 << AF_UNIX),
198*de1e4e89SAndroid Build Coastguard Worker 	},
199*de1e4e89SAndroid Build Coastguard Worker 	[UNIX_ST_DB] = {
200*de1e4e89SAndroid Build Coastguard Worker 		.states   = SS_CONN,
201*de1e4e89SAndroid Build Coastguard Worker 		.families = (1 << AF_UNIX),
202*de1e4e89SAndroid Build Coastguard Worker 	},
203*de1e4e89SAndroid Build Coastguard Worker 	[UNIX_SQ_DB] = {
204*de1e4e89SAndroid Build Coastguard Worker 		.states   = SS_CONN,
205*de1e4e89SAndroid Build Coastguard Worker 		.families = (1 << AF_UNIX),
206*de1e4e89SAndroid Build Coastguard Worker 	},
207*de1e4e89SAndroid Build Coastguard Worker 	[PACKET_DG_DB] = {
208*de1e4e89SAndroid Build Coastguard Worker 		.states   = (1 << SS_CLOSE),
209*de1e4e89SAndroid Build Coastguard Worker 		.families = (1 << AF_PACKET),
210*de1e4e89SAndroid Build Coastguard Worker 	},
211*de1e4e89SAndroid Build Coastguard Worker 	[PACKET_R_DB] = {
212*de1e4e89SAndroid Build Coastguard Worker 		.states   = (1 << SS_CLOSE),
213*de1e4e89SAndroid Build Coastguard Worker 		.families = (1 << AF_PACKET),
214*de1e4e89SAndroid Build Coastguard Worker 	},
215*de1e4e89SAndroid Build Coastguard Worker 	[NETLINK_DB] = {
216*de1e4e89SAndroid Build Coastguard Worker 		.states   = (1 << SS_CLOSE),
217*de1e4e89SAndroid Build Coastguard Worker 		.families = (1 << AF_NETLINK),
218*de1e4e89SAndroid Build Coastguard Worker 	},
219*de1e4e89SAndroid Build Coastguard Worker 	[SCTP_DB] = {
220*de1e4e89SAndroid Build Coastguard Worker 		.states   = SS_CONN,
221*de1e4e89SAndroid Build Coastguard Worker 		.families = (1 << AF_INET) | (1 << AF_INET6),
222*de1e4e89SAndroid Build Coastguard Worker 	},
223*de1e4e89SAndroid Build Coastguard Worker };
224*de1e4e89SAndroid Build Coastguard Worker 
225*de1e4e89SAndroid Build Coastguard Worker static const struct filter default_afs[AF_MAX] = {
226*de1e4e89SAndroid Build Coastguard Worker 	[AF_INET] = {
227*de1e4e89SAndroid Build Coastguard Worker 		.dbs    = INET_DBM,
228*de1e4e89SAndroid Build Coastguard Worker 		.states = SS_CONN,
229*de1e4e89SAndroid Build Coastguard Worker 	},
230*de1e4e89SAndroid Build Coastguard Worker 	[AF_INET6] = {
231*de1e4e89SAndroid Build Coastguard Worker 		.dbs    = INET_DBM,
232*de1e4e89SAndroid Build Coastguard Worker 		.states = SS_CONN,
233*de1e4e89SAndroid Build Coastguard Worker 	},
234*de1e4e89SAndroid Build Coastguard Worker 	[AF_UNIX] = {
235*de1e4e89SAndroid Build Coastguard Worker 		.dbs    = UNIX_DBM,
236*de1e4e89SAndroid Build Coastguard Worker 		.states = SS_CONN,
237*de1e4e89SAndroid Build Coastguard Worker 	},
238*de1e4e89SAndroid Build Coastguard Worker 	[AF_PACKET] = {
239*de1e4e89SAndroid Build Coastguard Worker 		.dbs    = PACKET_DBM,
240*de1e4e89SAndroid Build Coastguard Worker 		.states = (1 << SS_CLOSE),
241*de1e4e89SAndroid Build Coastguard Worker 	},
242*de1e4e89SAndroid Build Coastguard Worker 	[AF_NETLINK] = {
243*de1e4e89SAndroid Build Coastguard Worker 		.dbs    = (1 << NETLINK_DB),
244*de1e4e89SAndroid Build Coastguard Worker 		.states = (1 << SS_CLOSE),
245*de1e4e89SAndroid Build Coastguard Worker 	},
246*de1e4e89SAndroid Build Coastguard Worker };
247*de1e4e89SAndroid Build Coastguard Worker 
248*de1e4e89SAndroid Build Coastguard Worker static int do_default = 1;
249*de1e4e89SAndroid Build Coastguard Worker static struct filter current_filter;
250*de1e4e89SAndroid Build Coastguard Worker 
filter_db_set(struct filter * f,int db)251*de1e4e89SAndroid Build Coastguard Worker static void filter_db_set(struct filter *f, int db)
252*de1e4e89SAndroid Build Coastguard Worker {
253*de1e4e89SAndroid Build Coastguard Worker 	f->states   |= default_dbs[db].states;
254*de1e4e89SAndroid Build Coastguard Worker 	f->dbs	    |= 1 << db;
255*de1e4e89SAndroid Build Coastguard Worker 	do_default   = 0;
256*de1e4e89SAndroid Build Coastguard Worker }
257*de1e4e89SAndroid Build Coastguard Worker 
filter_af_set(struct filter * f,int af)258*de1e4e89SAndroid Build Coastguard Worker static void filter_af_set(struct filter *f, int af)
259*de1e4e89SAndroid Build Coastguard Worker {
260*de1e4e89SAndroid Build Coastguard Worker 	f->states	   |= default_afs[af].states;
261*de1e4e89SAndroid Build Coastguard Worker 	f->families	   |= 1 << af;
262*de1e4e89SAndroid Build Coastguard Worker 	do_default	    = 0;
263*de1e4e89SAndroid Build Coastguard Worker 	preferred_family    = af;
264*de1e4e89SAndroid Build Coastguard Worker }
265*de1e4e89SAndroid Build Coastguard Worker 
filter_af_get(struct filter * f,int af)266*de1e4e89SAndroid Build Coastguard Worker static int filter_af_get(struct filter *f, int af)
267*de1e4e89SAndroid Build Coastguard Worker {
268*de1e4e89SAndroid Build Coastguard Worker 	return f->families & (1 << af);
269*de1e4e89SAndroid Build Coastguard Worker }
270*de1e4e89SAndroid Build Coastguard Worker 
filter_default_dbs(struct filter * f)271*de1e4e89SAndroid Build Coastguard Worker static void filter_default_dbs(struct filter *f)
272*de1e4e89SAndroid Build Coastguard Worker {
273*de1e4e89SAndroid Build Coastguard Worker 	filter_db_set(f, UDP_DB);
274*de1e4e89SAndroid Build Coastguard Worker 	filter_db_set(f, DCCP_DB);
275*de1e4e89SAndroid Build Coastguard Worker 	filter_db_set(f, TCP_DB);
276*de1e4e89SAndroid Build Coastguard Worker 	filter_db_set(f, RAW_DB);
277*de1e4e89SAndroid Build Coastguard Worker 	filter_db_set(f, UNIX_ST_DB);
278*de1e4e89SAndroid Build Coastguard Worker 	filter_db_set(f, UNIX_DG_DB);
279*de1e4e89SAndroid Build Coastguard Worker 	filter_db_set(f, UNIX_SQ_DB);
280*de1e4e89SAndroid Build Coastguard Worker 	filter_db_set(f, PACKET_R_DB);
281*de1e4e89SAndroid Build Coastguard Worker 	filter_db_set(f, PACKET_DG_DB);
282*de1e4e89SAndroid Build Coastguard Worker 	filter_db_set(f, NETLINK_DB);
283*de1e4e89SAndroid Build Coastguard Worker 	filter_db_set(f, SCTP_DB);
284*de1e4e89SAndroid Build Coastguard Worker }
285*de1e4e89SAndroid Build Coastguard Worker 
filter_states_set(struct filter * f,int states)286*de1e4e89SAndroid Build Coastguard Worker static void filter_states_set(struct filter *f, int states)
287*de1e4e89SAndroid Build Coastguard Worker {
288*de1e4e89SAndroid Build Coastguard Worker 	if (states)
289*de1e4e89SAndroid Build Coastguard Worker 		f->states = states;
290*de1e4e89SAndroid Build Coastguard Worker }
291*de1e4e89SAndroid Build Coastguard Worker 
filter_merge_defaults(struct filter * f)292*de1e4e89SAndroid Build Coastguard Worker static void filter_merge_defaults(struct filter *f)
293*de1e4e89SAndroid Build Coastguard Worker {
294*de1e4e89SAndroid Build Coastguard Worker 	int db;
295*de1e4e89SAndroid Build Coastguard Worker 	int af;
296*de1e4e89SAndroid Build Coastguard Worker 
297*de1e4e89SAndroid Build Coastguard Worker 	for (db = 0; db < MAX_DB; db++) {
298*de1e4e89SAndroid Build Coastguard Worker 		if (!(f->dbs & (1 << db)))
299*de1e4e89SAndroid Build Coastguard Worker 			continue;
300*de1e4e89SAndroid Build Coastguard Worker 
301*de1e4e89SAndroid Build Coastguard Worker 		if (!(default_dbs[db].families & f->families))
302*de1e4e89SAndroid Build Coastguard Worker 			f->families |= default_dbs[db].families;
303*de1e4e89SAndroid Build Coastguard Worker 	}
304*de1e4e89SAndroid Build Coastguard Worker 	for (af = 0; af < AF_MAX; af++) {
305*de1e4e89SAndroid Build Coastguard Worker 		if (!(f->families & (1 << af)))
306*de1e4e89SAndroid Build Coastguard Worker 			continue;
307*de1e4e89SAndroid Build Coastguard Worker 
308*de1e4e89SAndroid Build Coastguard Worker 		if (!(default_afs[af].dbs & f->dbs))
309*de1e4e89SAndroid Build Coastguard Worker 			f->dbs |= default_afs[af].dbs;
310*de1e4e89SAndroid Build Coastguard Worker 	}
311*de1e4e89SAndroid Build Coastguard Worker }
312*de1e4e89SAndroid Build Coastguard Worker 
generic_proc_open(const char * env,const char * name)313*de1e4e89SAndroid Build Coastguard Worker static FILE *generic_proc_open(const char *env, const char *name)
314*de1e4e89SAndroid Build Coastguard Worker {
315*de1e4e89SAndroid Build Coastguard Worker 	const char *p = getenv(env);
316*de1e4e89SAndroid Build Coastguard Worker 	char store[128];
317*de1e4e89SAndroid Build Coastguard Worker 
318*de1e4e89SAndroid Build Coastguard Worker 	if (!p) {
319*de1e4e89SAndroid Build Coastguard Worker 		p = getenv("PROC_ROOT") ? : "/proc";
320*de1e4e89SAndroid Build Coastguard Worker 		snprintf(store, sizeof(store)-1, "%s/%s", p, name);
321*de1e4e89SAndroid Build Coastguard Worker 		p = store;
322*de1e4e89SAndroid Build Coastguard Worker 	}
323*de1e4e89SAndroid Build Coastguard Worker 
324*de1e4e89SAndroid Build Coastguard Worker 	return fopen(p, "r");
325*de1e4e89SAndroid Build Coastguard Worker }
326*de1e4e89SAndroid Build Coastguard Worker #define net_tcp_open()		generic_proc_open("PROC_NET_TCP", "net/tcp")
327*de1e4e89SAndroid Build Coastguard Worker #define net_tcp6_open()		generic_proc_open("PROC_NET_TCP6", "net/tcp6")
328*de1e4e89SAndroid Build Coastguard Worker #define net_udp_open()		generic_proc_open("PROC_NET_UDP", "net/udp")
329*de1e4e89SAndroid Build Coastguard Worker #define net_udp6_open()		generic_proc_open("PROC_NET_UDP6", "net/udp6")
330*de1e4e89SAndroid Build Coastguard Worker #define net_raw_open()		generic_proc_open("PROC_NET_RAW", "net/raw")
331*de1e4e89SAndroid Build Coastguard Worker #define net_raw6_open()		generic_proc_open("PROC_NET_RAW6", "net/raw6")
332*de1e4e89SAndroid Build Coastguard Worker #define net_unix_open()		generic_proc_open("PROC_NET_UNIX", "net/unix")
333*de1e4e89SAndroid Build Coastguard Worker #define net_packet_open()	generic_proc_open("PROC_NET_PACKET", \
334*de1e4e89SAndroid Build Coastguard Worker 							"net/packet")
335*de1e4e89SAndroid Build Coastguard Worker #define net_netlink_open()	generic_proc_open("PROC_NET_NETLINK", \
336*de1e4e89SAndroid Build Coastguard Worker 							"net/netlink")
337*de1e4e89SAndroid Build Coastguard Worker #define slabinfo_open()		generic_proc_open("PROC_SLABINFO", "slabinfo")
338*de1e4e89SAndroid Build Coastguard Worker #define net_sockstat_open()	generic_proc_open("PROC_NET_SOCKSTAT", \
339*de1e4e89SAndroid Build Coastguard Worker 							"net/sockstat")
340*de1e4e89SAndroid Build Coastguard Worker #define net_sockstat6_open()	generic_proc_open("PROC_NET_SOCKSTAT6", \
341*de1e4e89SAndroid Build Coastguard Worker 							"net/sockstat6")
342*de1e4e89SAndroid Build Coastguard Worker #define net_snmp_open()		generic_proc_open("PROC_NET_SNMP", "net/snmp")
343*de1e4e89SAndroid Build Coastguard Worker #define ephemeral_ports_open()	generic_proc_open("PROC_IP_LOCAL_PORT_RANGE", \
344*de1e4e89SAndroid Build Coastguard Worker 					"sys/net/ipv4/ip_local_port_range")
345*de1e4e89SAndroid Build Coastguard Worker 
346*de1e4e89SAndroid Build Coastguard Worker struct user_ent {
347*de1e4e89SAndroid Build Coastguard Worker 	struct user_ent	*next;
348*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	ino;
349*de1e4e89SAndroid Build Coastguard Worker 	int		pid;
350*de1e4e89SAndroid Build Coastguard Worker 	int		fd;
351*de1e4e89SAndroid Build Coastguard Worker 	char		*process;
352*de1e4e89SAndroid Build Coastguard Worker 	char		*process_ctx;
353*de1e4e89SAndroid Build Coastguard Worker 	char		*socket_ctx;
354*de1e4e89SAndroid Build Coastguard Worker };
355*de1e4e89SAndroid Build Coastguard Worker 
356*de1e4e89SAndroid Build Coastguard Worker #define USER_ENT_HASH_SIZE	256
357*de1e4e89SAndroid Build Coastguard Worker struct user_ent *user_ent_hash[USER_ENT_HASH_SIZE];
358*de1e4e89SAndroid Build Coastguard Worker 
user_ent_hashfn(unsigned int ino)359*de1e4e89SAndroid Build Coastguard Worker static int user_ent_hashfn(unsigned int ino)
360*de1e4e89SAndroid Build Coastguard Worker {
361*de1e4e89SAndroid Build Coastguard Worker 	int val = (ino >> 24) ^ (ino >> 16) ^ (ino >> 8) ^ ino;
362*de1e4e89SAndroid Build Coastguard Worker 
363*de1e4e89SAndroid Build Coastguard Worker 	return val & (USER_ENT_HASH_SIZE - 1);
364*de1e4e89SAndroid Build Coastguard Worker }
365*de1e4e89SAndroid Build Coastguard Worker 
user_ent_add(unsigned int ino,char * process,int pid,int fd,char * proc_ctx,char * sock_ctx)366*de1e4e89SAndroid Build Coastguard Worker static void user_ent_add(unsigned int ino, char *process,
367*de1e4e89SAndroid Build Coastguard Worker 					int pid, int fd,
368*de1e4e89SAndroid Build Coastguard Worker 					char *proc_ctx,
369*de1e4e89SAndroid Build Coastguard Worker 					char *sock_ctx)
370*de1e4e89SAndroid Build Coastguard Worker {
371*de1e4e89SAndroid Build Coastguard Worker 	struct user_ent *p, **pp;
372*de1e4e89SAndroid Build Coastguard Worker 
373*de1e4e89SAndroid Build Coastguard Worker 	p = malloc(sizeof(struct user_ent));
374*de1e4e89SAndroid Build Coastguard Worker 	if (!p) {
375*de1e4e89SAndroid Build Coastguard Worker 		fprintf(stderr, "ss: failed to malloc buffer\n");
376*de1e4e89SAndroid Build Coastguard Worker 		abort();
377*de1e4e89SAndroid Build Coastguard Worker 	}
378*de1e4e89SAndroid Build Coastguard Worker 	p->next = NULL;
379*de1e4e89SAndroid Build Coastguard Worker 	p->ino = ino;
380*de1e4e89SAndroid Build Coastguard Worker 	p->pid = pid;
381*de1e4e89SAndroid Build Coastguard Worker 	p->fd = fd;
382*de1e4e89SAndroid Build Coastguard Worker 	p->process = strdup(process);
383*de1e4e89SAndroid Build Coastguard Worker 	p->process_ctx = strdup(proc_ctx);
384*de1e4e89SAndroid Build Coastguard Worker 	p->socket_ctx = strdup(sock_ctx);
385*de1e4e89SAndroid Build Coastguard Worker 
386*de1e4e89SAndroid Build Coastguard Worker 	pp = &user_ent_hash[user_ent_hashfn(ino)];
387*de1e4e89SAndroid Build Coastguard Worker 	p->next = *pp;
388*de1e4e89SAndroid Build Coastguard Worker 	*pp = p;
389*de1e4e89SAndroid Build Coastguard Worker }
390*de1e4e89SAndroid Build Coastguard Worker 
user_ent_destroy(void)391*de1e4e89SAndroid Build Coastguard Worker static void user_ent_destroy(void)
392*de1e4e89SAndroid Build Coastguard Worker {
393*de1e4e89SAndroid Build Coastguard Worker 	struct user_ent *p, *p_next;
394*de1e4e89SAndroid Build Coastguard Worker 	int cnt = 0;
395*de1e4e89SAndroid Build Coastguard Worker 
396*de1e4e89SAndroid Build Coastguard Worker 	while (cnt != USER_ENT_HASH_SIZE) {
397*de1e4e89SAndroid Build Coastguard Worker 		p = user_ent_hash[cnt];
398*de1e4e89SAndroid Build Coastguard Worker 		while (p) {
399*de1e4e89SAndroid Build Coastguard Worker 			free(p->process);
400*de1e4e89SAndroid Build Coastguard Worker 			free(p->process_ctx);
401*de1e4e89SAndroid Build Coastguard Worker 			free(p->socket_ctx);
402*de1e4e89SAndroid Build Coastguard Worker 			p_next = p->next;
403*de1e4e89SAndroid Build Coastguard Worker 			free(p);
404*de1e4e89SAndroid Build Coastguard Worker 			p = p_next;
405*de1e4e89SAndroid Build Coastguard Worker 		}
406*de1e4e89SAndroid Build Coastguard Worker 		cnt++;
407*de1e4e89SAndroid Build Coastguard Worker 	}
408*de1e4e89SAndroid Build Coastguard Worker }
409*de1e4e89SAndroid Build Coastguard Worker 
user_ent_hash_build(void)410*de1e4e89SAndroid Build Coastguard Worker static void user_ent_hash_build(void)
411*de1e4e89SAndroid Build Coastguard Worker {
412*de1e4e89SAndroid Build Coastguard Worker 	const char *root = getenv("PROC_ROOT") ? : "/proc/";
413*de1e4e89SAndroid Build Coastguard Worker 	struct dirent *d;
414*de1e4e89SAndroid Build Coastguard Worker 	char name[1024];
415*de1e4e89SAndroid Build Coastguard Worker 	int nameoff;
416*de1e4e89SAndroid Build Coastguard Worker 	DIR *dir;
417*de1e4e89SAndroid Build Coastguard Worker 	char *pid_context;
418*de1e4e89SAndroid Build Coastguard Worker 	char *sock_context;
419*de1e4e89SAndroid Build Coastguard Worker 	const char *no_ctx = "unavailable";
420*de1e4e89SAndroid Build Coastguard Worker 	static int user_ent_hash_build_init;
421*de1e4e89SAndroid Build Coastguard Worker 
422*de1e4e89SAndroid Build Coastguard Worker 	/* If show_users & show_proc_ctx set only do this once */
423*de1e4e89SAndroid Build Coastguard Worker 	if (user_ent_hash_build_init != 0)
424*de1e4e89SAndroid Build Coastguard Worker 		return;
425*de1e4e89SAndroid Build Coastguard Worker 
426*de1e4e89SAndroid Build Coastguard Worker 	user_ent_hash_build_init = 1;
427*de1e4e89SAndroid Build Coastguard Worker 
428*de1e4e89SAndroid Build Coastguard Worker 	strlcpy(name, root, sizeof(name));
429*de1e4e89SAndroid Build Coastguard Worker 
430*de1e4e89SAndroid Build Coastguard Worker 	if (strlen(name) == 0 || name[strlen(name)-1] != '/')
431*de1e4e89SAndroid Build Coastguard Worker 		strcat(name, "/");
432*de1e4e89SAndroid Build Coastguard Worker 
433*de1e4e89SAndroid Build Coastguard Worker 	nameoff = strlen(name);
434*de1e4e89SAndroid Build Coastguard Worker 
435*de1e4e89SAndroid Build Coastguard Worker 	dir = opendir(name);
436*de1e4e89SAndroid Build Coastguard Worker 	if (!dir)
437*de1e4e89SAndroid Build Coastguard Worker 		return;
438*de1e4e89SAndroid Build Coastguard Worker 
439*de1e4e89SAndroid Build Coastguard Worker 	while ((d = readdir(dir)) != NULL) {
440*de1e4e89SAndroid Build Coastguard Worker 		struct dirent *d1;
441*de1e4e89SAndroid Build Coastguard Worker 		char process[16];
442*de1e4e89SAndroid Build Coastguard Worker 		char *p;
443*de1e4e89SAndroid Build Coastguard Worker 		int pid, pos;
444*de1e4e89SAndroid Build Coastguard Worker 		DIR *dir1;
445*de1e4e89SAndroid Build Coastguard Worker 		char crap;
446*de1e4e89SAndroid Build Coastguard Worker 
447*de1e4e89SAndroid Build Coastguard Worker 		if (sscanf(d->d_name, "%d%c", &pid, &crap) != 1)
448*de1e4e89SAndroid Build Coastguard Worker 			continue;
449*de1e4e89SAndroid Build Coastguard Worker 
450*de1e4e89SAndroid Build Coastguard Worker 		if (getpidcon(pid, &pid_context) != 0)
451*de1e4e89SAndroid Build Coastguard Worker 			pid_context = strdup(no_ctx);
452*de1e4e89SAndroid Build Coastguard Worker 
453*de1e4e89SAndroid Build Coastguard Worker 		snprintf(name + nameoff, sizeof(name) - nameoff, "%d/fd/", pid);
454*de1e4e89SAndroid Build Coastguard Worker 		pos = strlen(name);
455*de1e4e89SAndroid Build Coastguard Worker 		if ((dir1 = opendir(name)) == NULL) {
456*de1e4e89SAndroid Build Coastguard Worker 			free(pid_context);
457*de1e4e89SAndroid Build Coastguard Worker 			continue;
458*de1e4e89SAndroid Build Coastguard Worker 		}
459*de1e4e89SAndroid Build Coastguard Worker 
460*de1e4e89SAndroid Build Coastguard Worker 		process[0] = '\0';
461*de1e4e89SAndroid Build Coastguard Worker 		p = process;
462*de1e4e89SAndroid Build Coastguard Worker 
463*de1e4e89SAndroid Build Coastguard Worker 		while ((d1 = readdir(dir1)) != NULL) {
464*de1e4e89SAndroid Build Coastguard Worker 			const char *pattern = "socket:[";
465*de1e4e89SAndroid Build Coastguard Worker 			unsigned int ino;
466*de1e4e89SAndroid Build Coastguard Worker 			char lnk[64];
467*de1e4e89SAndroid Build Coastguard Worker 			int fd;
468*de1e4e89SAndroid Build Coastguard Worker 			ssize_t link_len;
469*de1e4e89SAndroid Build Coastguard Worker 			char tmp[1024];
470*de1e4e89SAndroid Build Coastguard Worker 
471*de1e4e89SAndroid Build Coastguard Worker 			if (sscanf(d1->d_name, "%d%c", &fd, &crap) != 1)
472*de1e4e89SAndroid Build Coastguard Worker 				continue;
473*de1e4e89SAndroid Build Coastguard Worker 
474*de1e4e89SAndroid Build Coastguard Worker 			snprintf(name+pos, sizeof(name) - pos, "%d", fd);
475*de1e4e89SAndroid Build Coastguard Worker 
476*de1e4e89SAndroid Build Coastguard Worker 			link_len = readlink(name, lnk, sizeof(lnk)-1);
477*de1e4e89SAndroid Build Coastguard Worker 			if (link_len == -1)
478*de1e4e89SAndroid Build Coastguard Worker 				continue;
479*de1e4e89SAndroid Build Coastguard Worker 			lnk[link_len] = '\0';
480*de1e4e89SAndroid Build Coastguard Worker 
481*de1e4e89SAndroid Build Coastguard Worker 			if (strncmp(lnk, pattern, strlen(pattern)))
482*de1e4e89SAndroid Build Coastguard Worker 				continue;
483*de1e4e89SAndroid Build Coastguard Worker 
484*de1e4e89SAndroid Build Coastguard Worker 			sscanf(lnk, "socket:[%u]", &ino);
485*de1e4e89SAndroid Build Coastguard Worker 
486*de1e4e89SAndroid Build Coastguard Worker 			snprintf(tmp, sizeof(tmp), "%s/%d/fd/%s",
487*de1e4e89SAndroid Build Coastguard Worker 					root, pid, d1->d_name);
488*de1e4e89SAndroid Build Coastguard Worker 
489*de1e4e89SAndroid Build Coastguard Worker 			if (getfilecon(tmp, &sock_context) <= 0)
490*de1e4e89SAndroid Build Coastguard Worker 				sock_context = strdup(no_ctx);
491*de1e4e89SAndroid Build Coastguard Worker 
492*de1e4e89SAndroid Build Coastguard Worker 			if (*p == '\0') {
493*de1e4e89SAndroid Build Coastguard Worker 				FILE *fp;
494*de1e4e89SAndroid Build Coastguard Worker 
495*de1e4e89SAndroid Build Coastguard Worker 				snprintf(tmp, sizeof(tmp), "%s/%d/stat",
496*de1e4e89SAndroid Build Coastguard Worker 					root, pid);
497*de1e4e89SAndroid Build Coastguard Worker 				if ((fp = fopen(tmp, "r")) != NULL) {
498*de1e4e89SAndroid Build Coastguard Worker 					if (fscanf(fp, "%*d (%[^)])", p) < 1)
499*de1e4e89SAndroid Build Coastguard Worker 						; /* ignore */
500*de1e4e89SAndroid Build Coastguard Worker 					fclose(fp);
501*de1e4e89SAndroid Build Coastguard Worker 				}
502*de1e4e89SAndroid Build Coastguard Worker 			}
503*de1e4e89SAndroid Build Coastguard Worker 			user_ent_add(ino, p, pid, fd,
504*de1e4e89SAndroid Build Coastguard Worker 					pid_context, sock_context);
505*de1e4e89SAndroid Build Coastguard Worker 			free(sock_context);
506*de1e4e89SAndroid Build Coastguard Worker 		}
507*de1e4e89SAndroid Build Coastguard Worker 		free(pid_context);
508*de1e4e89SAndroid Build Coastguard Worker 		closedir(dir1);
509*de1e4e89SAndroid Build Coastguard Worker 	}
510*de1e4e89SAndroid Build Coastguard Worker 	closedir(dir);
511*de1e4e89SAndroid Build Coastguard Worker }
512*de1e4e89SAndroid Build Coastguard Worker 
513*de1e4e89SAndroid Build Coastguard Worker enum entry_types {
514*de1e4e89SAndroid Build Coastguard Worker 	USERS,
515*de1e4e89SAndroid Build Coastguard Worker 	PROC_CTX,
516*de1e4e89SAndroid Build Coastguard Worker 	PROC_SOCK_CTX
517*de1e4e89SAndroid Build Coastguard Worker };
518*de1e4e89SAndroid Build Coastguard Worker 
519*de1e4e89SAndroid Build Coastguard Worker #define ENTRY_BUF_SIZE 512
find_entry(unsigned int ino,char ** buf,int type)520*de1e4e89SAndroid Build Coastguard Worker static int find_entry(unsigned int ino, char **buf, int type)
521*de1e4e89SAndroid Build Coastguard Worker {
522*de1e4e89SAndroid Build Coastguard Worker 	struct user_ent *p;
523*de1e4e89SAndroid Build Coastguard Worker 	int cnt = 0;
524*de1e4e89SAndroid Build Coastguard Worker 	char *ptr;
525*de1e4e89SAndroid Build Coastguard Worker 	char *new_buf;
526*de1e4e89SAndroid Build Coastguard Worker 	int len, new_buf_len;
527*de1e4e89SAndroid Build Coastguard Worker 	int buf_used = 0;
528*de1e4e89SAndroid Build Coastguard Worker 	int buf_len = 0;
529*de1e4e89SAndroid Build Coastguard Worker 
530*de1e4e89SAndroid Build Coastguard Worker 	if (!ino)
531*de1e4e89SAndroid Build Coastguard Worker 		return 0;
532*de1e4e89SAndroid Build Coastguard Worker 
533*de1e4e89SAndroid Build Coastguard Worker 	p = user_ent_hash[user_ent_hashfn(ino)];
534*de1e4e89SAndroid Build Coastguard Worker 	ptr = *buf = NULL;
535*de1e4e89SAndroid Build Coastguard Worker 	while (p) {
536*de1e4e89SAndroid Build Coastguard Worker 		if (p->ino != ino)
537*de1e4e89SAndroid Build Coastguard Worker 			goto next;
538*de1e4e89SAndroid Build Coastguard Worker 
539*de1e4e89SAndroid Build Coastguard Worker 		while (1) {
540*de1e4e89SAndroid Build Coastguard Worker 			ptr = *buf + buf_used;
541*de1e4e89SAndroid Build Coastguard Worker 			switch (type) {
542*de1e4e89SAndroid Build Coastguard Worker 			case USERS:
543*de1e4e89SAndroid Build Coastguard Worker 				len = snprintf(ptr, buf_len - buf_used,
544*de1e4e89SAndroid Build Coastguard Worker 					"(\"%s\",pid=%d,fd=%d),",
545*de1e4e89SAndroid Build Coastguard Worker 					p->process, p->pid, p->fd);
546*de1e4e89SAndroid Build Coastguard Worker 				break;
547*de1e4e89SAndroid Build Coastguard Worker 			case PROC_CTX:
548*de1e4e89SAndroid Build Coastguard Worker 				len = snprintf(ptr, buf_len - buf_used,
549*de1e4e89SAndroid Build Coastguard Worker 					"(\"%s\",pid=%d,proc_ctx=%s,fd=%d),",
550*de1e4e89SAndroid Build Coastguard Worker 					p->process, p->pid,
551*de1e4e89SAndroid Build Coastguard Worker 					p->process_ctx, p->fd);
552*de1e4e89SAndroid Build Coastguard Worker 				break;
553*de1e4e89SAndroid Build Coastguard Worker 			case PROC_SOCK_CTX:
554*de1e4e89SAndroid Build Coastguard Worker 				len = snprintf(ptr, buf_len - buf_used,
555*de1e4e89SAndroid Build Coastguard Worker 					"(\"%s\",pid=%d,proc_ctx=%s,fd=%d,sock_ctx=%s),",
556*de1e4e89SAndroid Build Coastguard Worker 					p->process, p->pid,
557*de1e4e89SAndroid Build Coastguard Worker 					p->process_ctx, p->fd,
558*de1e4e89SAndroid Build Coastguard Worker 					p->socket_ctx);
559*de1e4e89SAndroid Build Coastguard Worker 				break;
560*de1e4e89SAndroid Build Coastguard Worker 			default:
561*de1e4e89SAndroid Build Coastguard Worker 				fprintf(stderr, "ss: invalid type: %d\n", type);
562*de1e4e89SAndroid Build Coastguard Worker 				abort();
563*de1e4e89SAndroid Build Coastguard Worker 			}
564*de1e4e89SAndroid Build Coastguard Worker 
565*de1e4e89SAndroid Build Coastguard Worker 			if (len < 0 || len >= buf_len - buf_used) {
566*de1e4e89SAndroid Build Coastguard Worker 				new_buf_len = buf_len + ENTRY_BUF_SIZE;
567*de1e4e89SAndroid Build Coastguard Worker 				new_buf = realloc(*buf, new_buf_len);
568*de1e4e89SAndroid Build Coastguard Worker 				if (!new_buf) {
569*de1e4e89SAndroid Build Coastguard Worker 					fprintf(stderr, "ss: failed to malloc buffer\n");
570*de1e4e89SAndroid Build Coastguard Worker 					abort();
571*de1e4e89SAndroid Build Coastguard Worker 				}
572*de1e4e89SAndroid Build Coastguard Worker 				*buf = new_buf;
573*de1e4e89SAndroid Build Coastguard Worker 				buf_len = new_buf_len;
574*de1e4e89SAndroid Build Coastguard Worker 				continue;
575*de1e4e89SAndroid Build Coastguard Worker 			} else {
576*de1e4e89SAndroid Build Coastguard Worker 				buf_used += len;
577*de1e4e89SAndroid Build Coastguard Worker 				break;
578*de1e4e89SAndroid Build Coastguard Worker 			}
579*de1e4e89SAndroid Build Coastguard Worker 		}
580*de1e4e89SAndroid Build Coastguard Worker 		cnt++;
581*de1e4e89SAndroid Build Coastguard Worker next:
582*de1e4e89SAndroid Build Coastguard Worker 		p = p->next;
583*de1e4e89SAndroid Build Coastguard Worker 	}
584*de1e4e89SAndroid Build Coastguard Worker 	if (buf_used) {
585*de1e4e89SAndroid Build Coastguard Worker 		ptr = *buf + buf_used;
586*de1e4e89SAndroid Build Coastguard Worker 		ptr[-1] = '\0';
587*de1e4e89SAndroid Build Coastguard Worker 	}
588*de1e4e89SAndroid Build Coastguard Worker 	return cnt;
589*de1e4e89SAndroid Build Coastguard Worker }
590*de1e4e89SAndroid Build Coastguard Worker 
591*de1e4e89SAndroid Build Coastguard Worker /* Get stats from slab */
592*de1e4e89SAndroid Build Coastguard Worker 
593*de1e4e89SAndroid Build Coastguard Worker struct slabstat {
594*de1e4e89SAndroid Build Coastguard Worker 	int socks;
595*de1e4e89SAndroid Build Coastguard Worker 	int tcp_ports;
596*de1e4e89SAndroid Build Coastguard Worker 	int tcp_tws;
597*de1e4e89SAndroid Build Coastguard Worker 	int tcp_syns;
598*de1e4e89SAndroid Build Coastguard Worker 	int skbs;
599*de1e4e89SAndroid Build Coastguard Worker };
600*de1e4e89SAndroid Build Coastguard Worker 
601*de1e4e89SAndroid Build Coastguard Worker static struct slabstat slabstat;
602*de1e4e89SAndroid Build Coastguard Worker 
get_slabstat(struct slabstat * s)603*de1e4e89SAndroid Build Coastguard Worker static int get_slabstat(struct slabstat *s)
604*de1e4e89SAndroid Build Coastguard Worker {
605*de1e4e89SAndroid Build Coastguard Worker 	char buf[256];
606*de1e4e89SAndroid Build Coastguard Worker 	FILE *fp;
607*de1e4e89SAndroid Build Coastguard Worker 	int cnt;
608*de1e4e89SAndroid Build Coastguard Worker 	static int slabstat_valid;
609*de1e4e89SAndroid Build Coastguard Worker 	static const char * const slabstat_ids[] = {
610*de1e4e89SAndroid Build Coastguard Worker 		"sock",
611*de1e4e89SAndroid Build Coastguard Worker 		"tcp_bind_bucket",
612*de1e4e89SAndroid Build Coastguard Worker 		"tcp_tw_bucket",
613*de1e4e89SAndroid Build Coastguard Worker 		"tcp_open_request",
614*de1e4e89SAndroid Build Coastguard Worker 		"skbuff_head_cache",
615*de1e4e89SAndroid Build Coastguard Worker 	};
616*de1e4e89SAndroid Build Coastguard Worker 
617*de1e4e89SAndroid Build Coastguard Worker 	if (slabstat_valid)
618*de1e4e89SAndroid Build Coastguard Worker 		return 0;
619*de1e4e89SAndroid Build Coastguard Worker 
620*de1e4e89SAndroid Build Coastguard Worker 	memset(s, 0, sizeof(*s));
621*de1e4e89SAndroid Build Coastguard Worker 
622*de1e4e89SAndroid Build Coastguard Worker 	fp = slabinfo_open();
623*de1e4e89SAndroid Build Coastguard Worker 	if (!fp)
624*de1e4e89SAndroid Build Coastguard Worker 		return -1;
625*de1e4e89SAndroid Build Coastguard Worker 
626*de1e4e89SAndroid Build Coastguard Worker 	cnt = sizeof(*s)/sizeof(int);
627*de1e4e89SAndroid Build Coastguard Worker 
628*de1e4e89SAndroid Build Coastguard Worker 	if (!fgets(buf, sizeof(buf), fp)) {
629*de1e4e89SAndroid Build Coastguard Worker 		fclose(fp);
630*de1e4e89SAndroid Build Coastguard Worker 		return -1;
631*de1e4e89SAndroid Build Coastguard Worker 	}
632*de1e4e89SAndroid Build Coastguard Worker 	while (fgets(buf, sizeof(buf), fp) != NULL) {
633*de1e4e89SAndroid Build Coastguard Worker 		int i;
634*de1e4e89SAndroid Build Coastguard Worker 
635*de1e4e89SAndroid Build Coastguard Worker 		for (i = 0; i < ARRAY_SIZE(slabstat_ids); i++) {
636*de1e4e89SAndroid Build Coastguard Worker 			if (memcmp(buf, slabstat_ids[i], strlen(slabstat_ids[i])) == 0) {
637*de1e4e89SAndroid Build Coastguard Worker 				sscanf(buf, "%*s%d", ((int *)s) + i);
638*de1e4e89SAndroid Build Coastguard Worker 				cnt--;
639*de1e4e89SAndroid Build Coastguard Worker 				break;
640*de1e4e89SAndroid Build Coastguard Worker 			}
641*de1e4e89SAndroid Build Coastguard Worker 		}
642*de1e4e89SAndroid Build Coastguard Worker 		if (cnt <= 0)
643*de1e4e89SAndroid Build Coastguard Worker 			break;
644*de1e4e89SAndroid Build Coastguard Worker 	}
645*de1e4e89SAndroid Build Coastguard Worker 
646*de1e4e89SAndroid Build Coastguard Worker 	slabstat_valid = 1;
647*de1e4e89SAndroid Build Coastguard Worker 
648*de1e4e89SAndroid Build Coastguard Worker 	fclose(fp);
649*de1e4e89SAndroid Build Coastguard Worker 	return 0;
650*de1e4e89SAndroid Build Coastguard Worker }
651*de1e4e89SAndroid Build Coastguard Worker 
cookie_sk_get(const uint32_t * cookie)652*de1e4e89SAndroid Build Coastguard Worker static unsigned long long cookie_sk_get(const uint32_t *cookie)
653*de1e4e89SAndroid Build Coastguard Worker {
654*de1e4e89SAndroid Build Coastguard Worker 	return (((unsigned long long)cookie[1] << 31) << 1) | cookie[0];
655*de1e4e89SAndroid Build Coastguard Worker }
656*de1e4e89SAndroid Build Coastguard Worker 
657*de1e4e89SAndroid Build Coastguard Worker static const char *sctp_sstate_name[] = {
658*de1e4e89SAndroid Build Coastguard Worker 	[SCTP_STATE_CLOSED] = "CLOSED",
659*de1e4e89SAndroid Build Coastguard Worker 	[SCTP_STATE_COOKIE_WAIT] = "COOKIE_WAIT",
660*de1e4e89SAndroid Build Coastguard Worker 	[SCTP_STATE_COOKIE_ECHOED] = "COOKIE_ECHOED",
661*de1e4e89SAndroid Build Coastguard Worker 	[SCTP_STATE_ESTABLISHED] = "ESTAB",
662*de1e4e89SAndroid Build Coastguard Worker 	[SCTP_STATE_SHUTDOWN_PENDING] = "SHUTDOWN_PENDING",
663*de1e4e89SAndroid Build Coastguard Worker 	[SCTP_STATE_SHUTDOWN_SENT] = "SHUTDOWN_SENT",
664*de1e4e89SAndroid Build Coastguard Worker 	[SCTP_STATE_SHUTDOWN_RECEIVED] = "SHUTDOWN_RECEIVED",
665*de1e4e89SAndroid Build Coastguard Worker 	[SCTP_STATE_SHUTDOWN_ACK_SENT] = "ACK_SENT",
666*de1e4e89SAndroid Build Coastguard Worker };
667*de1e4e89SAndroid Build Coastguard Worker 
668*de1e4e89SAndroid Build Coastguard Worker struct sockstat {
669*de1e4e89SAndroid Build Coastguard Worker 	struct sockstat	   *next;
670*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	    type;
671*de1e4e89SAndroid Build Coastguard Worker 	uint16_t	    prot;
672*de1e4e89SAndroid Build Coastguard Worker 	uint16_t	    raw_prot;
673*de1e4e89SAndroid Build Coastguard Worker 	inet_prefix	    local;
674*de1e4e89SAndroid Build Coastguard Worker 	inet_prefix	    remote;
675*de1e4e89SAndroid Build Coastguard Worker 	int		    lport;
676*de1e4e89SAndroid Build Coastguard Worker 	int		    rport;
677*de1e4e89SAndroid Build Coastguard Worker 	int		    state;
678*de1e4e89SAndroid Build Coastguard Worker 	int		    rq, wq;
679*de1e4e89SAndroid Build Coastguard Worker 	unsigned int ino;
680*de1e4e89SAndroid Build Coastguard Worker 	unsigned int uid;
681*de1e4e89SAndroid Build Coastguard Worker 	int		    refcnt;
682*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	    iface;
683*de1e4e89SAndroid Build Coastguard Worker 	unsigned long long  sk;
684*de1e4e89SAndroid Build Coastguard Worker 	char *name;
685*de1e4e89SAndroid Build Coastguard Worker 	char *peer_name;
686*de1e4e89SAndroid Build Coastguard Worker 	__u32		    mark;
687*de1e4e89SAndroid Build Coastguard Worker };
688*de1e4e89SAndroid Build Coastguard Worker 
689*de1e4e89SAndroid Build Coastguard Worker struct dctcpstat {
690*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	ce_state;
691*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	alpha;
692*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	ab_ecn;
693*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	ab_tot;
694*de1e4e89SAndroid Build Coastguard Worker 	bool		enabled;
695*de1e4e89SAndroid Build Coastguard Worker };
696*de1e4e89SAndroid Build Coastguard Worker 
697*de1e4e89SAndroid Build Coastguard Worker struct tcpstat {
698*de1e4e89SAndroid Build Coastguard Worker 	struct sockstat	    ss;
699*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	    timer;
700*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	    timeout;
701*de1e4e89SAndroid Build Coastguard Worker 	int		    probes;
702*de1e4e89SAndroid Build Coastguard Worker 	char		    cong_alg[16];
703*de1e4e89SAndroid Build Coastguard Worker 	double		    rto, ato, rtt, rttvar;
704*de1e4e89SAndroid Build Coastguard Worker 	int		    qack, ssthresh, backoff;
705*de1e4e89SAndroid Build Coastguard Worker 	double		    send_bps;
706*de1e4e89SAndroid Build Coastguard Worker 	int		    snd_wscale;
707*de1e4e89SAndroid Build Coastguard Worker 	int		    rcv_wscale;
708*de1e4e89SAndroid Build Coastguard Worker 	int		    mss;
709*de1e4e89SAndroid Build Coastguard Worker 	int		    rcv_mss;
710*de1e4e89SAndroid Build Coastguard Worker 	int		    advmss;
711*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	    cwnd;
712*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	    lastsnd;
713*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	    lastrcv;
714*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	    lastack;
715*de1e4e89SAndroid Build Coastguard Worker 	double		    pacing_rate;
716*de1e4e89SAndroid Build Coastguard Worker 	double		    pacing_rate_max;
717*de1e4e89SAndroid Build Coastguard Worker 	double		    delivery_rate;
718*de1e4e89SAndroid Build Coastguard Worker 	unsigned long long  bytes_acked;
719*de1e4e89SAndroid Build Coastguard Worker 	unsigned long long  bytes_received;
720*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	    segs_out;
721*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	    segs_in;
722*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	    data_segs_out;
723*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	    data_segs_in;
724*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	    unacked;
725*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	    retrans;
726*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	    retrans_total;
727*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	    lost;
728*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	    sacked;
729*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	    fackets;
730*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	    reordering;
731*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	    not_sent;
732*de1e4e89SAndroid Build Coastguard Worker 	double		    rcv_rtt;
733*de1e4e89SAndroid Build Coastguard Worker 	double		    min_rtt;
734*de1e4e89SAndroid Build Coastguard Worker 	int		    rcv_space;
735*de1e4e89SAndroid Build Coastguard Worker 	unsigned long long  busy_time;
736*de1e4e89SAndroid Build Coastguard Worker 	unsigned long long  rwnd_limited;
737*de1e4e89SAndroid Build Coastguard Worker 	unsigned long long  sndbuf_limited;
738*de1e4e89SAndroid Build Coastguard Worker 	bool		    has_ts_opt;
739*de1e4e89SAndroid Build Coastguard Worker 	bool		    has_sack_opt;
740*de1e4e89SAndroid Build Coastguard Worker 	bool		    has_ecn_opt;
741*de1e4e89SAndroid Build Coastguard Worker 	bool		    has_ecnseen_opt;
742*de1e4e89SAndroid Build Coastguard Worker 	bool		    has_fastopen_opt;
743*de1e4e89SAndroid Build Coastguard Worker 	bool		    has_wscale_opt;
744*de1e4e89SAndroid Build Coastguard Worker 	bool		    app_limited;
745*de1e4e89SAndroid Build Coastguard Worker 	struct dctcpstat    *dctcp;
746*de1e4e89SAndroid Build Coastguard Worker 	struct tcp_bbr_info *bbr_info;
747*de1e4e89SAndroid Build Coastguard Worker };
748*de1e4e89SAndroid Build Coastguard Worker 
749*de1e4e89SAndroid Build Coastguard Worker /* SCTP assocs share the same inode number with their parent endpoint. So if we
750*de1e4e89SAndroid Build Coastguard Worker  * have seen the inode number before, it must be an assoc instead of the next
751*de1e4e89SAndroid Build Coastguard Worker  * endpoint. */
is_sctp_assoc(struct sockstat * s,const char * sock_name)752*de1e4e89SAndroid Build Coastguard Worker static bool is_sctp_assoc(struct sockstat *s, const char *sock_name)
753*de1e4e89SAndroid Build Coastguard Worker {
754*de1e4e89SAndroid Build Coastguard Worker 	if (strcmp(sock_name, "sctp"))
755*de1e4e89SAndroid Build Coastguard Worker 		return false;
756*de1e4e89SAndroid Build Coastguard Worker 	if (!sctp_ino || sctp_ino != s->ino)
757*de1e4e89SAndroid Build Coastguard Worker 		return false;
758*de1e4e89SAndroid Build Coastguard Worker 	return true;
759*de1e4e89SAndroid Build Coastguard Worker }
760*de1e4e89SAndroid Build Coastguard Worker 
unix_netid_name(int type)761*de1e4e89SAndroid Build Coastguard Worker static const char *unix_netid_name(int type)
762*de1e4e89SAndroid Build Coastguard Worker {
763*de1e4e89SAndroid Build Coastguard Worker 	switch (type) {
764*de1e4e89SAndroid Build Coastguard Worker 	case SOCK_STREAM:
765*de1e4e89SAndroid Build Coastguard Worker 		return "u_str";
766*de1e4e89SAndroid Build Coastguard Worker 	case SOCK_SEQPACKET:
767*de1e4e89SAndroid Build Coastguard Worker 		return "u_seq";
768*de1e4e89SAndroid Build Coastguard Worker 	case SOCK_DGRAM:
769*de1e4e89SAndroid Build Coastguard Worker 	default:
770*de1e4e89SAndroid Build Coastguard Worker 		return "u_dgr";
771*de1e4e89SAndroid Build Coastguard Worker 	}
772*de1e4e89SAndroid Build Coastguard Worker }
773*de1e4e89SAndroid Build Coastguard Worker 
proto_name(int protocol)774*de1e4e89SAndroid Build Coastguard Worker static const char *proto_name(int protocol)
775*de1e4e89SAndroid Build Coastguard Worker {
776*de1e4e89SAndroid Build Coastguard Worker 	switch (protocol) {
777*de1e4e89SAndroid Build Coastguard Worker 	case 0:
778*de1e4e89SAndroid Build Coastguard Worker 		return "raw";
779*de1e4e89SAndroid Build Coastguard Worker 	case IPPROTO_UDP:
780*de1e4e89SAndroid Build Coastguard Worker 		return "udp";
781*de1e4e89SAndroid Build Coastguard Worker 	case IPPROTO_TCP:
782*de1e4e89SAndroid Build Coastguard Worker 		return "tcp";
783*de1e4e89SAndroid Build Coastguard Worker 	case IPPROTO_SCTP:
784*de1e4e89SAndroid Build Coastguard Worker 		return "sctp";
785*de1e4e89SAndroid Build Coastguard Worker 	case IPPROTO_DCCP:
786*de1e4e89SAndroid Build Coastguard Worker 		return "dccp";
787*de1e4e89SAndroid Build Coastguard Worker 	case IPPROTO_ICMPV6:
788*de1e4e89SAndroid Build Coastguard Worker 		return "icmp6";
789*de1e4e89SAndroid Build Coastguard Worker 	}
790*de1e4e89SAndroid Build Coastguard Worker 
791*de1e4e89SAndroid Build Coastguard Worker 	return "???";
792*de1e4e89SAndroid Build Coastguard Worker }
793*de1e4e89SAndroid Build Coastguard Worker 
sock_state_print(struct sockstat * s)794*de1e4e89SAndroid Build Coastguard Worker static void sock_state_print(struct sockstat *s)
795*de1e4e89SAndroid Build Coastguard Worker {
796*de1e4e89SAndroid Build Coastguard Worker 	const char *sock_name;
797*de1e4e89SAndroid Build Coastguard Worker 	static const char * const sstate_name[] = {
798*de1e4e89SAndroid Build Coastguard Worker 		"UNKNOWN",
799*de1e4e89SAndroid Build Coastguard Worker 		[SS_ESTABLISHED] = "ESTAB",
800*de1e4e89SAndroid Build Coastguard Worker 		[SS_SYN_SENT] = "SYN-SENT",
801*de1e4e89SAndroid Build Coastguard Worker 		[SS_SYN_RECV] = "SYN-RECV",
802*de1e4e89SAndroid Build Coastguard Worker 		[SS_FIN_WAIT1] = "FIN-WAIT-1",
803*de1e4e89SAndroid Build Coastguard Worker 		[SS_FIN_WAIT2] = "FIN-WAIT-2",
804*de1e4e89SAndroid Build Coastguard Worker 		[SS_TIME_WAIT] = "TIME-WAIT",
805*de1e4e89SAndroid Build Coastguard Worker 		[SS_CLOSE] = "UNCONN",
806*de1e4e89SAndroid Build Coastguard Worker 		[SS_CLOSE_WAIT] = "CLOSE-WAIT",
807*de1e4e89SAndroid Build Coastguard Worker 		[SS_LAST_ACK] = "LAST-ACK",
808*de1e4e89SAndroid Build Coastguard Worker 		[SS_LISTEN] =	"LISTEN",
809*de1e4e89SAndroid Build Coastguard Worker 		[SS_CLOSING] = "CLOSING",
810*de1e4e89SAndroid Build Coastguard Worker 	};
811*de1e4e89SAndroid Build Coastguard Worker 
812*de1e4e89SAndroid Build Coastguard Worker 	switch (s->local.family) {
813*de1e4e89SAndroid Build Coastguard Worker 	case AF_UNIX:
814*de1e4e89SAndroid Build Coastguard Worker 		sock_name = unix_netid_name(s->type);
815*de1e4e89SAndroid Build Coastguard Worker 		break;
816*de1e4e89SAndroid Build Coastguard Worker 	case AF_INET:
817*de1e4e89SAndroid Build Coastguard Worker 	case AF_INET6:
818*de1e4e89SAndroid Build Coastguard Worker 		sock_name = proto_name(s->type);
819*de1e4e89SAndroid Build Coastguard Worker 		break;
820*de1e4e89SAndroid Build Coastguard Worker 	case AF_PACKET:
821*de1e4e89SAndroid Build Coastguard Worker 		sock_name = s->type == SOCK_RAW ? "p_raw" : "p_dgr";
822*de1e4e89SAndroid Build Coastguard Worker 		break;
823*de1e4e89SAndroid Build Coastguard Worker 	case AF_NETLINK:
824*de1e4e89SAndroid Build Coastguard Worker 		sock_name = "nl";
825*de1e4e89SAndroid Build Coastguard Worker 		break;
826*de1e4e89SAndroid Build Coastguard Worker 	default:
827*de1e4e89SAndroid Build Coastguard Worker 		sock_name = "unknown";
828*de1e4e89SAndroid Build Coastguard Worker 	}
829*de1e4e89SAndroid Build Coastguard Worker 
830*de1e4e89SAndroid Build Coastguard Worker 	if (netid_width)
831*de1e4e89SAndroid Build Coastguard Worker 		printf("%-*s ", netid_width,
832*de1e4e89SAndroid Build Coastguard Worker 		       is_sctp_assoc(s, sock_name) ? "" : sock_name);
833*de1e4e89SAndroid Build Coastguard Worker 	if (state_width) {
834*de1e4e89SAndroid Build Coastguard Worker 		if (is_sctp_assoc(s, sock_name))
835*de1e4e89SAndroid Build Coastguard Worker 			printf("`- %-*s ", state_width - 3,
836*de1e4e89SAndroid Build Coastguard Worker 			       sctp_sstate_name[s->state]);
837*de1e4e89SAndroid Build Coastguard Worker 		else
838*de1e4e89SAndroid Build Coastguard Worker 			printf("%-*s ", state_width, sstate_name[s->state]);
839*de1e4e89SAndroid Build Coastguard Worker 	}
840*de1e4e89SAndroid Build Coastguard Worker 
841*de1e4e89SAndroid Build Coastguard Worker 	printf("%-6d %-6d %s", s->rq, s->wq, odd_width_pad);
842*de1e4e89SAndroid Build Coastguard Worker }
843*de1e4e89SAndroid Build Coastguard Worker 
sock_details_print(struct sockstat * s)844*de1e4e89SAndroid Build Coastguard Worker static void sock_details_print(struct sockstat *s)
845*de1e4e89SAndroid Build Coastguard Worker {
846*de1e4e89SAndroid Build Coastguard Worker 	if (s->uid)
847*de1e4e89SAndroid Build Coastguard Worker 		printf(" uid:%u", s->uid);
848*de1e4e89SAndroid Build Coastguard Worker 
849*de1e4e89SAndroid Build Coastguard Worker 	printf(" ino:%u", s->ino);
850*de1e4e89SAndroid Build Coastguard Worker 	printf(" sk:%llx", s->sk);
851*de1e4e89SAndroid Build Coastguard Worker 
852*de1e4e89SAndroid Build Coastguard Worker 	if (s->mark)
853*de1e4e89SAndroid Build Coastguard Worker 		printf(" fwmark:0x%x", s->mark);
854*de1e4e89SAndroid Build Coastguard Worker }
855*de1e4e89SAndroid Build Coastguard Worker 
sock_addr_print_width(int addr_len,const char * addr,char * delim,int port_len,const char * port,const char * ifname)856*de1e4e89SAndroid Build Coastguard Worker static void sock_addr_print_width(int addr_len, const char *addr, char *delim,
857*de1e4e89SAndroid Build Coastguard Worker 		int port_len, const char *port, const char *ifname)
858*de1e4e89SAndroid Build Coastguard Worker {
859*de1e4e89SAndroid Build Coastguard Worker 	if (ifname) {
860*de1e4e89SAndroid Build Coastguard Worker 		printf("%*s%%%s%s%-*s ", addr_len, addr, ifname, delim,
861*de1e4e89SAndroid Build Coastguard Worker 				port_len, port);
862*de1e4e89SAndroid Build Coastguard Worker 	} else {
863*de1e4e89SAndroid Build Coastguard Worker 		printf("%*s%s%-*s ", addr_len, addr, delim, port_len, port);
864*de1e4e89SAndroid Build Coastguard Worker 	}
865*de1e4e89SAndroid Build Coastguard Worker }
866*de1e4e89SAndroid Build Coastguard Worker 
sock_addr_print(const char * addr,char * delim,const char * port,const char * ifname)867*de1e4e89SAndroid Build Coastguard Worker static void sock_addr_print(const char *addr, char *delim, const char *port,
868*de1e4e89SAndroid Build Coastguard Worker 		const char *ifname)
869*de1e4e89SAndroid Build Coastguard Worker {
870*de1e4e89SAndroid Build Coastguard Worker 	sock_addr_print_width(addr_width, addr, delim, serv_width, port, ifname);
871*de1e4e89SAndroid Build Coastguard Worker }
872*de1e4e89SAndroid Build Coastguard Worker 
print_ms_timer(unsigned int timeout)873*de1e4e89SAndroid Build Coastguard Worker static const char *print_ms_timer(unsigned int timeout)
874*de1e4e89SAndroid Build Coastguard Worker {
875*de1e4e89SAndroid Build Coastguard Worker 	static char buf[64];
876*de1e4e89SAndroid Build Coastguard Worker 	int secs, msecs, minutes;
877*de1e4e89SAndroid Build Coastguard Worker 
878*de1e4e89SAndroid Build Coastguard Worker 	secs = timeout/1000;
879*de1e4e89SAndroid Build Coastguard Worker 	minutes = secs/60;
880*de1e4e89SAndroid Build Coastguard Worker 	secs = secs%60;
881*de1e4e89SAndroid Build Coastguard Worker 	msecs = timeout%1000;
882*de1e4e89SAndroid Build Coastguard Worker 	buf[0] = 0;
883*de1e4e89SAndroid Build Coastguard Worker 	if (minutes) {
884*de1e4e89SAndroid Build Coastguard Worker 		msecs = 0;
885*de1e4e89SAndroid Build Coastguard Worker 		snprintf(buf, sizeof(buf)-16, "%dmin", minutes);
886*de1e4e89SAndroid Build Coastguard Worker 		if (minutes > 9)
887*de1e4e89SAndroid Build Coastguard Worker 			secs = 0;
888*de1e4e89SAndroid Build Coastguard Worker 	}
889*de1e4e89SAndroid Build Coastguard Worker 	if (secs) {
890*de1e4e89SAndroid Build Coastguard Worker 		if (secs > 9)
891*de1e4e89SAndroid Build Coastguard Worker 			msecs = 0;
892*de1e4e89SAndroid Build Coastguard Worker 		sprintf(buf+strlen(buf), "%d%s", secs, msecs ? "." : "sec");
893*de1e4e89SAndroid Build Coastguard Worker 	}
894*de1e4e89SAndroid Build Coastguard Worker 	if (msecs)
895*de1e4e89SAndroid Build Coastguard Worker 		sprintf(buf+strlen(buf), "%03dms", msecs);
896*de1e4e89SAndroid Build Coastguard Worker 	return buf;
897*de1e4e89SAndroid Build Coastguard Worker }
898*de1e4e89SAndroid Build Coastguard Worker 
899*de1e4e89SAndroid Build Coastguard Worker struct scache {
900*de1e4e89SAndroid Build Coastguard Worker 	struct scache *next;
901*de1e4e89SAndroid Build Coastguard Worker 	int port;
902*de1e4e89SAndroid Build Coastguard Worker 	char *name;
903*de1e4e89SAndroid Build Coastguard Worker 	const char *proto;
904*de1e4e89SAndroid Build Coastguard Worker };
905*de1e4e89SAndroid Build Coastguard Worker 
906*de1e4e89SAndroid Build Coastguard Worker struct scache *rlist;
907*de1e4e89SAndroid Build Coastguard Worker 
init_service_resolver(void)908*de1e4e89SAndroid Build Coastguard Worker static void init_service_resolver(void)
909*de1e4e89SAndroid Build Coastguard Worker {
910*de1e4e89SAndroid Build Coastguard Worker 	char buf[128];
911*de1e4e89SAndroid Build Coastguard Worker 	FILE *fp = popen("/usr/sbin/rpcinfo -p 2>/dev/null", "r");
912*de1e4e89SAndroid Build Coastguard Worker 
913*de1e4e89SAndroid Build Coastguard Worker 	if (!fp)
914*de1e4e89SAndroid Build Coastguard Worker 		return;
915*de1e4e89SAndroid Build Coastguard Worker 
916*de1e4e89SAndroid Build Coastguard Worker 	if (!fgets(buf, sizeof(buf), fp)) {
917*de1e4e89SAndroid Build Coastguard Worker 		pclose(fp);
918*de1e4e89SAndroid Build Coastguard Worker 		return;
919*de1e4e89SAndroid Build Coastguard Worker 	}
920*de1e4e89SAndroid Build Coastguard Worker 	while (fgets(buf, sizeof(buf), fp) != NULL) {
921*de1e4e89SAndroid Build Coastguard Worker 		unsigned int progn, port;
922*de1e4e89SAndroid Build Coastguard Worker 		char proto[128], prog[128] = "rpc.";
923*de1e4e89SAndroid Build Coastguard Worker 		struct scache *c;
924*de1e4e89SAndroid Build Coastguard Worker 
925*de1e4e89SAndroid Build Coastguard Worker 		if (sscanf(buf, "%u %*d %s %u %s",
926*de1e4e89SAndroid Build Coastguard Worker 			   &progn, proto, &port, prog+4) != 4)
927*de1e4e89SAndroid Build Coastguard Worker 			continue;
928*de1e4e89SAndroid Build Coastguard Worker 
929*de1e4e89SAndroid Build Coastguard Worker 		if (!(c = malloc(sizeof(*c))))
930*de1e4e89SAndroid Build Coastguard Worker 			continue;
931*de1e4e89SAndroid Build Coastguard Worker 
932*de1e4e89SAndroid Build Coastguard Worker 		c->port = port;
933*de1e4e89SAndroid Build Coastguard Worker 		c->name = strdup(prog);
934*de1e4e89SAndroid Build Coastguard Worker 		if (strcmp(proto, TCP_PROTO) == 0)
935*de1e4e89SAndroid Build Coastguard Worker 			c->proto = TCP_PROTO;
936*de1e4e89SAndroid Build Coastguard Worker 		else if (strcmp(proto, UDP_PROTO) == 0)
937*de1e4e89SAndroid Build Coastguard Worker 			c->proto = UDP_PROTO;
938*de1e4e89SAndroid Build Coastguard Worker 		else if (strcmp(proto, SCTP_PROTO) == 0)
939*de1e4e89SAndroid Build Coastguard Worker 			c->proto = SCTP_PROTO;
940*de1e4e89SAndroid Build Coastguard Worker 		else
941*de1e4e89SAndroid Build Coastguard Worker 			c->proto = NULL;
942*de1e4e89SAndroid Build Coastguard Worker 		c->next = rlist;
943*de1e4e89SAndroid Build Coastguard Worker 		rlist = c;
944*de1e4e89SAndroid Build Coastguard Worker 	}
945*de1e4e89SAndroid Build Coastguard Worker 	pclose(fp);
946*de1e4e89SAndroid Build Coastguard Worker }
947*de1e4e89SAndroid Build Coastguard Worker 
948*de1e4e89SAndroid Build Coastguard Worker /* Even do not try default linux ephemeral port ranges:
949*de1e4e89SAndroid Build Coastguard Worker  * default /etc/services contains so much of useless crap
950*de1e4e89SAndroid Build Coastguard Worker  * wouldbe "allocated" to this area that resolution
951*de1e4e89SAndroid Build Coastguard Worker  * is really harmful. I shrug each time when seeing
952*de1e4e89SAndroid Build Coastguard Worker  * "socks" or "cfinger" in dumps.
953*de1e4e89SAndroid Build Coastguard Worker  */
is_ephemeral(int port)954*de1e4e89SAndroid Build Coastguard Worker static int is_ephemeral(int port)
955*de1e4e89SAndroid Build Coastguard Worker {
956*de1e4e89SAndroid Build Coastguard Worker 	static int min = 0, max;
957*de1e4e89SAndroid Build Coastguard Worker 
958*de1e4e89SAndroid Build Coastguard Worker 	if (!min) {
959*de1e4e89SAndroid Build Coastguard Worker 		FILE *f = ephemeral_ports_open();
960*de1e4e89SAndroid Build Coastguard Worker 
961*de1e4e89SAndroid Build Coastguard Worker 		if (!f || fscanf(f, "%d %d", &min, &max) < 2) {
962*de1e4e89SAndroid Build Coastguard Worker 			min = 1024;
963*de1e4e89SAndroid Build Coastguard Worker 			max = 4999;
964*de1e4e89SAndroid Build Coastguard Worker 		}
965*de1e4e89SAndroid Build Coastguard Worker 		if (f)
966*de1e4e89SAndroid Build Coastguard Worker 			fclose(f);
967*de1e4e89SAndroid Build Coastguard Worker 	}
968*de1e4e89SAndroid Build Coastguard Worker 	return port >= min && port <= max;
969*de1e4e89SAndroid Build Coastguard Worker }
970*de1e4e89SAndroid Build Coastguard Worker 
971*de1e4e89SAndroid Build Coastguard Worker 
__resolve_service(int port)972*de1e4e89SAndroid Build Coastguard Worker static const char *__resolve_service(int port)
973*de1e4e89SAndroid Build Coastguard Worker {
974*de1e4e89SAndroid Build Coastguard Worker 	struct scache *c;
975*de1e4e89SAndroid Build Coastguard Worker 
976*de1e4e89SAndroid Build Coastguard Worker 	for (c = rlist; c; c = c->next) {
977*de1e4e89SAndroid Build Coastguard Worker 		if (c->port == port && c->proto == dg_proto)
978*de1e4e89SAndroid Build Coastguard Worker 			return c->name;
979*de1e4e89SAndroid Build Coastguard Worker 	}
980*de1e4e89SAndroid Build Coastguard Worker 
981*de1e4e89SAndroid Build Coastguard Worker 	if (!is_ephemeral(port)) {
982*de1e4e89SAndroid Build Coastguard Worker 		static int notfirst;
983*de1e4e89SAndroid Build Coastguard Worker 		struct servent *se;
984*de1e4e89SAndroid Build Coastguard Worker 
985*de1e4e89SAndroid Build Coastguard Worker 		if (!notfirst) {
986*de1e4e89SAndroid Build Coastguard Worker 			setservent(1);
987*de1e4e89SAndroid Build Coastguard Worker 			notfirst = 1;
988*de1e4e89SAndroid Build Coastguard Worker 		}
989*de1e4e89SAndroid Build Coastguard Worker 		se = getservbyport(htons(port), dg_proto);
990*de1e4e89SAndroid Build Coastguard Worker 		if (se)
991*de1e4e89SAndroid Build Coastguard Worker 			return se->s_name;
992*de1e4e89SAndroid Build Coastguard Worker 	}
993*de1e4e89SAndroid Build Coastguard Worker 
994*de1e4e89SAndroid Build Coastguard Worker 	return NULL;
995*de1e4e89SAndroid Build Coastguard Worker }
996*de1e4e89SAndroid Build Coastguard Worker 
997*de1e4e89SAndroid Build Coastguard Worker #define SCACHE_BUCKETS 1024
998*de1e4e89SAndroid Build Coastguard Worker static struct scache *cache_htab[SCACHE_BUCKETS];
999*de1e4e89SAndroid Build Coastguard Worker 
resolve_service(int port)1000*de1e4e89SAndroid Build Coastguard Worker static const char *resolve_service(int port)
1001*de1e4e89SAndroid Build Coastguard Worker {
1002*de1e4e89SAndroid Build Coastguard Worker 	static char buf[128];
1003*de1e4e89SAndroid Build Coastguard Worker 	struct scache *c;
1004*de1e4e89SAndroid Build Coastguard Worker 	const char *res;
1005*de1e4e89SAndroid Build Coastguard Worker 	int hash;
1006*de1e4e89SAndroid Build Coastguard Worker 
1007*de1e4e89SAndroid Build Coastguard Worker 	if (port == 0) {
1008*de1e4e89SAndroid Build Coastguard Worker 		buf[0] = '*';
1009*de1e4e89SAndroid Build Coastguard Worker 		buf[1] = 0;
1010*de1e4e89SAndroid Build Coastguard Worker 		return buf;
1011*de1e4e89SAndroid Build Coastguard Worker 	}
1012*de1e4e89SAndroid Build Coastguard Worker 
1013*de1e4e89SAndroid Build Coastguard Worker 	if (!resolve_services)
1014*de1e4e89SAndroid Build Coastguard Worker 		goto do_numeric;
1015*de1e4e89SAndroid Build Coastguard Worker 
1016*de1e4e89SAndroid Build Coastguard Worker 	if (dg_proto == RAW_PROTO)
1017*de1e4e89SAndroid Build Coastguard Worker 		return inet_proto_n2a(port, buf, sizeof(buf));
1018*de1e4e89SAndroid Build Coastguard Worker 
1019*de1e4e89SAndroid Build Coastguard Worker 
1020*de1e4e89SAndroid Build Coastguard Worker 	hash = (port^(((unsigned long)dg_proto)>>2)) % SCACHE_BUCKETS;
1021*de1e4e89SAndroid Build Coastguard Worker 
1022*de1e4e89SAndroid Build Coastguard Worker 	for (c = cache_htab[hash]; c; c = c->next) {
1023*de1e4e89SAndroid Build Coastguard Worker 		if (c->port == port && c->proto == dg_proto)
1024*de1e4e89SAndroid Build Coastguard Worker 			goto do_cache;
1025*de1e4e89SAndroid Build Coastguard Worker 	}
1026*de1e4e89SAndroid Build Coastguard Worker 
1027*de1e4e89SAndroid Build Coastguard Worker 	c = malloc(sizeof(*c));
1028*de1e4e89SAndroid Build Coastguard Worker 	if (!c)
1029*de1e4e89SAndroid Build Coastguard Worker 		goto do_numeric;
1030*de1e4e89SAndroid Build Coastguard Worker 	res = __resolve_service(port);
1031*de1e4e89SAndroid Build Coastguard Worker 	c->port = port;
1032*de1e4e89SAndroid Build Coastguard Worker 	c->name = res ? strdup(res) : NULL;
1033*de1e4e89SAndroid Build Coastguard Worker 	c->proto = dg_proto;
1034*de1e4e89SAndroid Build Coastguard Worker 	c->next = cache_htab[hash];
1035*de1e4e89SAndroid Build Coastguard Worker 	cache_htab[hash] = c;
1036*de1e4e89SAndroid Build Coastguard Worker 
1037*de1e4e89SAndroid Build Coastguard Worker do_cache:
1038*de1e4e89SAndroid Build Coastguard Worker 	if (c->name)
1039*de1e4e89SAndroid Build Coastguard Worker 		return c->name;
1040*de1e4e89SAndroid Build Coastguard Worker 
1041*de1e4e89SAndroid Build Coastguard Worker do_numeric:
1042*de1e4e89SAndroid Build Coastguard Worker 	sprintf(buf, "%u", port);
1043*de1e4e89SAndroid Build Coastguard Worker 	return buf;
1044*de1e4e89SAndroid Build Coastguard Worker }
1045*de1e4e89SAndroid Build Coastguard Worker 
inet_addr_print(const inet_prefix * a,int port,unsigned int ifindex,bool v6only)1046*de1e4e89SAndroid Build Coastguard Worker static void inet_addr_print(const inet_prefix *a, int port,
1047*de1e4e89SAndroid Build Coastguard Worker 			    unsigned int ifindex, bool v6only)
1048*de1e4e89SAndroid Build Coastguard Worker {
1049*de1e4e89SAndroid Build Coastguard Worker 	char buf[1024];
1050*de1e4e89SAndroid Build Coastguard Worker 	const char *ap = buf;
1051*de1e4e89SAndroid Build Coastguard Worker 	int est_len = addr_width;
1052*de1e4e89SAndroid Build Coastguard Worker 	const char *ifname = NULL;
1053*de1e4e89SAndroid Build Coastguard Worker 
1054*de1e4e89SAndroid Build Coastguard Worker 	if (a->family == AF_INET) {
1055*de1e4e89SAndroid Build Coastguard Worker 		ap = format_host(AF_INET, 4, a->data);
1056*de1e4e89SAndroid Build Coastguard Worker 	} else {
1057*de1e4e89SAndroid Build Coastguard Worker 		if (!v6only &&
1058*de1e4e89SAndroid Build Coastguard Worker 		    !memcmp(a->data, &in6addr_any, sizeof(in6addr_any))) {
1059*de1e4e89SAndroid Build Coastguard Worker 			buf[0] = '*';
1060*de1e4e89SAndroid Build Coastguard Worker 			buf[1] = 0;
1061*de1e4e89SAndroid Build Coastguard Worker 		} else {
1062*de1e4e89SAndroid Build Coastguard Worker 			ap = format_host(a->family, 16, a->data);
1063*de1e4e89SAndroid Build Coastguard Worker 
1064*de1e4e89SAndroid Build Coastguard Worker 			/* Numeric IPv6 addresses should be bracketed */
1065*de1e4e89SAndroid Build Coastguard Worker 			if (strchr(ap, ':')) {
1066*de1e4e89SAndroid Build Coastguard Worker 				snprintf(buf, sizeof(buf),
1067*de1e4e89SAndroid Build Coastguard Worker 					 "[%s]", ap);
1068*de1e4e89SAndroid Build Coastguard Worker 				ap = buf;
1069*de1e4e89SAndroid Build Coastguard Worker 			}
1070*de1e4e89SAndroid Build Coastguard Worker 
1071*de1e4e89SAndroid Build Coastguard Worker 			est_len = strlen(ap);
1072*de1e4e89SAndroid Build Coastguard Worker 			if (est_len <= addr_width)
1073*de1e4e89SAndroid Build Coastguard Worker 				est_len = addr_width;
1074*de1e4e89SAndroid Build Coastguard Worker 			else
1075*de1e4e89SAndroid Build Coastguard Worker 				est_len = addr_width + ((est_len-addr_width+3)/4)*4;
1076*de1e4e89SAndroid Build Coastguard Worker 		}
1077*de1e4e89SAndroid Build Coastguard Worker 	}
1078*de1e4e89SAndroid Build Coastguard Worker 
1079*de1e4e89SAndroid Build Coastguard Worker 	if (ifindex) {
1080*de1e4e89SAndroid Build Coastguard Worker 		ifname   = ll_index_to_name(ifindex);
1081*de1e4e89SAndroid Build Coastguard Worker 		est_len -= strlen(ifname) + 1;  /* +1 for percent char */
1082*de1e4e89SAndroid Build Coastguard Worker 		if (est_len < 0)
1083*de1e4e89SAndroid Build Coastguard Worker 			est_len = 0;
1084*de1e4e89SAndroid Build Coastguard Worker 	}
1085*de1e4e89SAndroid Build Coastguard Worker 
1086*de1e4e89SAndroid Build Coastguard Worker 	sock_addr_print_width(est_len, ap, ":", serv_width, resolve_service(port),
1087*de1e4e89SAndroid Build Coastguard Worker 			ifname);
1088*de1e4e89SAndroid Build Coastguard Worker }
1089*de1e4e89SAndroid Build Coastguard Worker 
1090*de1e4e89SAndroid Build Coastguard Worker struct aafilter {
1091*de1e4e89SAndroid Build Coastguard Worker 	inet_prefix	addr;
1092*de1e4e89SAndroid Build Coastguard Worker 	int		port;
1093*de1e4e89SAndroid Build Coastguard Worker 	unsigned int	iface;
1094*de1e4e89SAndroid Build Coastguard Worker 	__u32		mark;
1095*de1e4e89SAndroid Build Coastguard Worker 	__u32		mask;
1096*de1e4e89SAndroid Build Coastguard Worker 	struct aafilter *next;
1097*de1e4e89SAndroid Build Coastguard Worker };
1098*de1e4e89SAndroid Build Coastguard Worker 
inet2_addr_match(const inet_prefix * a,const inet_prefix * p,int plen)1099*de1e4e89SAndroid Build Coastguard Worker static int inet2_addr_match(const inet_prefix *a, const inet_prefix *p,
1100*de1e4e89SAndroid Build Coastguard Worker 			    int plen)
1101*de1e4e89SAndroid Build Coastguard Worker {
1102*de1e4e89SAndroid Build Coastguard Worker 	if (!inet_addr_match(a, p, plen))
1103*de1e4e89SAndroid Build Coastguard Worker 		return 0;
1104*de1e4e89SAndroid Build Coastguard Worker 
1105*de1e4e89SAndroid Build Coastguard Worker 	/* Cursed "v4 mapped" addresses: v4 mapped socket matches
1106*de1e4e89SAndroid Build Coastguard Worker 	 * pure IPv4 rule, but v4-mapped rule selects only v4-mapped
1107*de1e4e89SAndroid Build Coastguard Worker 	 * sockets. Fair? */
1108*de1e4e89SAndroid Build Coastguard Worker 	if (p->family == AF_INET && a->family == AF_INET6) {
1109*de1e4e89SAndroid Build Coastguard Worker 		if (a->data[0] == 0 && a->data[1] == 0 &&
1110*de1e4e89SAndroid Build Coastguard Worker 		    a->data[2] == htonl(0xffff)) {
1111*de1e4e89SAndroid Build Coastguard Worker 			inet_prefix tmp = *a;
1112*de1e4e89SAndroid Build Coastguard Worker 
1113*de1e4e89SAndroid Build Coastguard Worker 			tmp.data[0] = a->data[3];
1114*de1e4e89SAndroid Build Coastguard Worker 			return inet_addr_match(&tmp, p, plen);
1115*de1e4e89SAndroid Build Coastguard Worker 		}
1116*de1e4e89SAndroid Build Coastguard Worker 	}
1117*de1e4e89SAndroid Build Coastguard Worker 	return 1;
1118*de1e4e89SAndroid Build Coastguard Worker }
1119*de1e4e89SAndroid Build Coastguard Worker 
unix_match(const inet_prefix * a,const inet_prefix * p)1120*de1e4e89SAndroid Build Coastguard Worker static int unix_match(const inet_prefix *a, const inet_prefix *p)
1121*de1e4e89SAndroid Build Coastguard Worker {
1122*de1e4e89SAndroid Build Coastguard Worker 	char *addr, *pattern;
1123*de1e4e89SAndroid Build Coastguard Worker 
1124*de1e4e89SAndroid Build Coastguard Worker 	memcpy(&addr, a->data, sizeof(addr));
1125*de1e4e89SAndroid Build Coastguard Worker 	memcpy(&pattern, p->data, sizeof(pattern));
1126*de1e4e89SAndroid Build Coastguard Worker 	if (pattern == NULL)
1127*de1e4e89SAndroid Build Coastguard Worker 		return 1;
1128*de1e4e89SAndroid Build Coastguard Worker 	if (addr == NULL)
1129*de1e4e89SAndroid Build Coastguard Worker 		addr = "";
1130*de1e4e89SAndroid Build Coastguard Worker 	return !fnmatch(pattern, addr, 0);
1131*de1e4e89SAndroid Build Coastguard Worker }
1132*de1e4e89SAndroid Build Coastguard Worker 
run_ssfilter(struct ssfilter * f,struct sockstat * s)1133*de1e4e89SAndroid Build Coastguard Worker static int run_ssfilter(struct ssfilter *f, struct sockstat *s)
1134*de1e4e89SAndroid Build Coastguard Worker {
1135*de1e4e89SAndroid Build Coastguard Worker 	switch (f->type) {
1136*de1e4e89SAndroid Build Coastguard Worker 		case SSF_S_AUTO:
1137*de1e4e89SAndroid Build Coastguard Worker 	{
1138*de1e4e89SAndroid Build Coastguard Worker 		if (s->local.family == AF_UNIX) {
1139*de1e4e89SAndroid Build Coastguard Worker 			char *p;
1140*de1e4e89SAndroid Build Coastguard Worker 
1141*de1e4e89SAndroid Build Coastguard Worker 			memcpy(&p, s->local.data, sizeof(p));
1142*de1e4e89SAndroid Build Coastguard Worker 			return p == NULL || (p[0] == '@' && strlen(p) == 6 &&
1143*de1e4e89SAndroid Build Coastguard Worker 					     strspn(p+1, "0123456789abcdef") == 5);
1144*de1e4e89SAndroid Build Coastguard Worker 		}
1145*de1e4e89SAndroid Build Coastguard Worker 		if (s->local.family == AF_PACKET)
1146*de1e4e89SAndroid Build Coastguard Worker 			return s->lport == 0 && s->local.data[0] == 0;
1147*de1e4e89SAndroid Build Coastguard Worker 		if (s->local.family == AF_NETLINK)
1148*de1e4e89SAndroid Build Coastguard Worker 			return s->lport < 0;
1149*de1e4e89SAndroid Build Coastguard Worker 
1150*de1e4e89SAndroid Build Coastguard Worker 		return is_ephemeral(s->lport);
1151*de1e4e89SAndroid Build Coastguard Worker 	}
1152*de1e4e89SAndroid Build Coastguard Worker 		case SSF_DCOND:
1153*de1e4e89SAndroid Build Coastguard Worker 	{
1154*de1e4e89SAndroid Build Coastguard Worker 		struct aafilter *a = (void *)f->pred;
1155*de1e4e89SAndroid Build Coastguard Worker 
1156*de1e4e89SAndroid Build Coastguard Worker 		if (a->addr.family == AF_UNIX)
1157*de1e4e89SAndroid Build Coastguard Worker 			return unix_match(&s->remote, &a->addr);
1158*de1e4e89SAndroid Build Coastguard Worker 		if (a->port != -1 && a->port != s->rport)
1159*de1e4e89SAndroid Build Coastguard Worker 			return 0;
1160*de1e4e89SAndroid Build Coastguard Worker 		if (a->addr.bitlen) {
1161*de1e4e89SAndroid Build Coastguard Worker 			do {
1162*de1e4e89SAndroid Build Coastguard Worker 				if (!inet2_addr_match(&s->remote, &a->addr, a->addr.bitlen))
1163*de1e4e89SAndroid Build Coastguard Worker 					return 1;
1164*de1e4e89SAndroid Build Coastguard Worker 			} while ((a = a->next) != NULL);
1165*de1e4e89SAndroid Build Coastguard Worker 			return 0;
1166*de1e4e89SAndroid Build Coastguard Worker 		}
1167*de1e4e89SAndroid Build Coastguard Worker 		return 1;
1168*de1e4e89SAndroid Build Coastguard Worker 	}
1169*de1e4e89SAndroid Build Coastguard Worker 		case SSF_SCOND:
1170*de1e4e89SAndroid Build Coastguard Worker 	{
1171*de1e4e89SAndroid Build Coastguard Worker 		struct aafilter *a = (void *)f->pred;
1172*de1e4e89SAndroid Build Coastguard Worker 
1173*de1e4e89SAndroid Build Coastguard Worker 		if (a->addr.family == AF_UNIX)
1174*de1e4e89SAndroid Build Coastguard Worker 			return unix_match(&s->local, &a->addr);
1175*de1e4e89SAndroid Build Coastguard Worker 		if (a->port != -1 && a->port != s->lport)
1176*de1e4e89SAndroid Build Coastguard Worker 			return 0;
1177*de1e4e89SAndroid Build Coastguard Worker 		if (a->addr.bitlen) {
1178*de1e4e89SAndroid Build Coastguard Worker 			do {
1179*de1e4e89SAndroid Build Coastguard Worker 				if (!inet2_addr_match(&s->local, &a->addr, a->addr.bitlen))
1180*de1e4e89SAndroid Build Coastguard Worker 					return 1;
1181*de1e4e89SAndroid Build Coastguard Worker 			} while ((a = a->next) != NULL);
1182*de1e4e89SAndroid Build Coastguard Worker 			return 0;
1183*de1e4e89SAndroid Build Coastguard Worker 		}
1184*de1e4e89SAndroid Build Coastguard Worker 		return 1;
1185*de1e4e89SAndroid Build Coastguard Worker 	}
1186*de1e4e89SAndroid Build Coastguard Worker 		case SSF_D_GE:
1187*de1e4e89SAndroid Build Coastguard Worker 	{
1188*de1e4e89SAndroid Build Coastguard Worker 		struct aafilter *a = (void *)f->pred;
1189*de1e4e89SAndroid Build Coastguard Worker 
1190*de1e4e89SAndroid Build Coastguard Worker 		return s->rport >= a->port;
1191*de1e4e89SAndroid Build Coastguard Worker 	}
1192*de1e4e89SAndroid Build Coastguard Worker 		case SSF_D_LE:
1193*de1e4e89SAndroid Build Coastguard Worker 	{
1194*de1e4e89SAndroid Build Coastguard Worker 		struct aafilter *a = (void *)f->pred;
1195*de1e4e89SAndroid Build Coastguard Worker 
1196*de1e4e89SAndroid Build Coastguard Worker 		return s->rport <= a->port;
1197*de1e4e89SAndroid Build Coastguard Worker 	}
1198*de1e4e89SAndroid Build Coastguard Worker 		case SSF_S_GE:
1199*de1e4e89SAndroid Build Coastguard Worker 	{
1200*de1e4e89SAndroid Build Coastguard Worker 		struct aafilter *a = (void *)f->pred;
1201*de1e4e89SAndroid Build Coastguard Worker 
1202*de1e4e89SAndroid Build Coastguard Worker 		return s->lport >= a->port;
1203*de1e4e89SAndroid Build Coastguard Worker 	}
1204*de1e4e89SAndroid Build Coastguard Worker 		case SSF_S_LE:
1205*de1e4e89SAndroid Build Coastguard Worker 	{
1206*de1e4e89SAndroid Build Coastguard Worker 		struct aafilter *a = (void *)f->pred;
1207*de1e4e89SAndroid Build Coastguard Worker 
1208*de1e4e89SAndroid Build Coastguard Worker 		return s->lport <= a->port;
1209*de1e4e89SAndroid Build Coastguard Worker 	}
1210*de1e4e89SAndroid Build Coastguard Worker 		case SSF_DEVCOND:
1211*de1e4e89SAndroid Build Coastguard Worker 	{
1212*de1e4e89SAndroid Build Coastguard Worker 		struct aafilter *a = (void *)f->pred;
1213*de1e4e89SAndroid Build Coastguard Worker 
1214*de1e4e89SAndroid Build Coastguard Worker 		return s->iface == a->iface;
1215*de1e4e89SAndroid Build Coastguard Worker 	}
1216*de1e4e89SAndroid Build Coastguard Worker 		case SSF_MARKMASK:
1217*de1e4e89SAndroid Build Coastguard Worker 	{
1218*de1e4e89SAndroid Build Coastguard Worker 		struct aafilter *a = (void *)f->pred;
1219*de1e4e89SAndroid Build Coastguard Worker 
1220*de1e4e89SAndroid Build Coastguard Worker 		return (s->mark & a->mask) == a->mark;
1221*de1e4e89SAndroid Build Coastguard Worker 	}
1222*de1e4e89SAndroid Build Coastguard Worker 		/* Yup. It is recursion. Sorry. */
1223*de1e4e89SAndroid Build Coastguard Worker 		case SSF_AND:
1224*de1e4e89SAndroid Build Coastguard Worker 		return run_ssfilter(f->pred, s) && run_ssfilter(f->post, s);
1225*de1e4e89SAndroid Build Coastguard Worker 		case SSF_OR:
1226*de1e4e89SAndroid Build Coastguard Worker 		return run_ssfilter(f->pred, s) || run_ssfilter(f->post, s);
1227*de1e4e89SAndroid Build Coastguard Worker 		case SSF_NOT:
1228*de1e4e89SAndroid Build Coastguard Worker 		return !run_ssfilter(f->pred, s);
1229*de1e4e89SAndroid Build Coastguard Worker 		default:
1230*de1e4e89SAndroid Build Coastguard Worker 		abort();
1231*de1e4e89SAndroid Build Coastguard Worker 	}
1232*de1e4e89SAndroid Build Coastguard Worker }
1233*de1e4e89SAndroid Build Coastguard Worker 
1234*de1e4e89SAndroid Build Coastguard Worker /* Relocate external jumps by reloc. */
ssfilter_patch(char * a,int len,int reloc)1235*de1e4e89SAndroid Build Coastguard Worker static void ssfilter_patch(char *a, int len, int reloc)
1236*de1e4e89SAndroid Build Coastguard Worker {
1237*de1e4e89SAndroid Build Coastguard Worker 	while (len > 0) {
1238*de1e4e89SAndroid Build Coastguard Worker 		struct inet_diag_bc_op *op = (struct inet_diag_bc_op *)a;
1239*de1e4e89SAndroid Build Coastguard Worker 
1240*de1e4e89SAndroid Build Coastguard Worker 		if (op->no == len+4)
1241*de1e4e89SAndroid Build Coastguard Worker 			op->no += reloc;
1242*de1e4e89SAndroid Build Coastguard Worker 		len -= op->yes;
1243*de1e4e89SAndroid Build Coastguard Worker 		a += op->yes;
1244*de1e4e89SAndroid Build Coastguard Worker 	}
1245*de1e4e89SAndroid Build Coastguard Worker 	if (len < 0)
1246*de1e4e89SAndroid Build Coastguard Worker 		abort();
1247*de1e4e89SAndroid Build Coastguard Worker }
1248*de1e4e89SAndroid Build Coastguard Worker 
ssfilter_bytecompile(struct ssfilter * f,char ** bytecode)1249*de1e4e89SAndroid Build Coastguard Worker static int ssfilter_bytecompile(struct ssfilter *f, char **bytecode)
1250*de1e4e89SAndroid Build Coastguard Worker {
1251*de1e4e89SAndroid Build Coastguard Worker 	switch (f->type) {
1252*de1e4e89SAndroid Build Coastguard Worker 		case SSF_S_AUTO:
1253*de1e4e89SAndroid Build Coastguard Worker 	{
1254*de1e4e89SAndroid Build Coastguard Worker 		if (!(*bytecode = malloc(4))) abort();
1255*de1e4e89SAndroid Build Coastguard Worker 		((struct inet_diag_bc_op *)*bytecode)[0] = (struct inet_diag_bc_op){ INET_DIAG_BC_AUTO, 4, 8 };
1256*de1e4e89SAndroid Build Coastguard Worker 		return 4;
1257*de1e4e89SAndroid Build Coastguard Worker 	}
1258*de1e4e89SAndroid Build Coastguard Worker 		case SSF_DCOND:
1259*de1e4e89SAndroid Build Coastguard Worker 		case SSF_SCOND:
1260*de1e4e89SAndroid Build Coastguard Worker 	{
1261*de1e4e89SAndroid Build Coastguard Worker 		struct aafilter *a = (void *)f->pred;
1262*de1e4e89SAndroid Build Coastguard Worker 		struct aafilter *b;
1263*de1e4e89SAndroid Build Coastguard Worker 		char *ptr;
1264*de1e4e89SAndroid Build Coastguard Worker 		int  code = (f->type == SSF_DCOND ? INET_DIAG_BC_D_COND : INET_DIAG_BC_S_COND);
1265*de1e4e89SAndroid Build Coastguard Worker 		int len = 0;
1266*de1e4e89SAndroid Build Coastguard Worker 
1267*de1e4e89SAndroid Build Coastguard Worker 		for (b = a; b; b = b->next) {
1268*de1e4e89SAndroid Build Coastguard Worker 			len += 4 + sizeof(struct inet_diag_hostcond);
1269*de1e4e89SAndroid Build Coastguard Worker 			if (a->addr.family == AF_INET6)
1270*de1e4e89SAndroid Build Coastguard Worker 				len += 16;
1271*de1e4e89SAndroid Build Coastguard Worker 			else
1272*de1e4e89SAndroid Build Coastguard Worker 				len += 4;
1273*de1e4e89SAndroid Build Coastguard Worker 			if (b->next)
1274*de1e4e89SAndroid Build Coastguard Worker 				len += 4;
1275*de1e4e89SAndroid Build Coastguard Worker 		}
1276*de1e4e89SAndroid Build Coastguard Worker 		if (!(ptr = malloc(len))) abort();
1277*de1e4e89SAndroid Build Coastguard Worker 		*bytecode = ptr;
1278*de1e4e89SAndroid Build Coastguard Worker 		for (b = a; b; b = b->next) {
1279*de1e4e89SAndroid Build Coastguard Worker 			struct inet_diag_bc_op *op = (struct inet_diag_bc_op *)ptr;
1280*de1e4e89SAndroid Build Coastguard Worker 			int alen = (a->addr.family == AF_INET6 ? 16 : 4);
1281*de1e4e89SAndroid Build Coastguard Worker 			int oplen = alen + 4 + sizeof(struct inet_diag_hostcond);
1282*de1e4e89SAndroid Build Coastguard Worker 			struct inet_diag_hostcond *cond = (struct inet_diag_hostcond *)(ptr+4);
1283*de1e4e89SAndroid Build Coastguard Worker 
1284*de1e4e89SAndroid Build Coastguard Worker 			*op = (struct inet_diag_bc_op){ code, oplen, oplen+4 };
1285*de1e4e89SAndroid Build Coastguard Worker 			cond->family = a->addr.family;
1286*de1e4e89SAndroid Build Coastguard Worker 			cond->port = a->port;
1287*de1e4e89SAndroid Build Coastguard Worker 			cond->prefix_len = a->addr.bitlen;
1288*de1e4e89SAndroid Build Coastguard Worker 			memcpy(cond->addr, a->addr.data, alen);
1289*de1e4e89SAndroid Build Coastguard Worker 			ptr += oplen;
1290*de1e4e89SAndroid Build Coastguard Worker 			if (b->next) {
1291*de1e4e89SAndroid Build Coastguard Worker 				op = (struct inet_diag_bc_op *)ptr;
1292*de1e4e89SAndroid Build Coastguard Worker 				*op = (struct inet_diag_bc_op){ INET_DIAG_BC_JMP, 4, len - (ptr-*bytecode)};
1293*de1e4e89SAndroid Build Coastguard Worker 				ptr += 4;
1294*de1e4e89SAndroid Build Coastguard Worker 			}
1295*de1e4e89SAndroid Build Coastguard Worker 		}
1296*de1e4e89SAndroid Build Coastguard Worker 		return ptr - *bytecode;
1297*de1e4e89SAndroid Build Coastguard Worker 	}
1298*de1e4e89SAndroid Build Coastguard Worker 		case SSF_D_GE:
1299*de1e4e89SAndroid Build Coastguard Worker 	{
1300*de1e4e89SAndroid Build Coastguard Worker 		struct aafilter *x = (void *)f->pred;
1301*de1e4e89SAndroid Build Coastguard Worker 
1302*de1e4e89SAndroid Build Coastguard Worker 		if (!(*bytecode = malloc(8))) abort();
1303*de1e4e89SAndroid Build Coastguard Worker 		((struct inet_diag_bc_op *)*bytecode)[0] = (struct inet_diag_bc_op){ INET_DIAG_BC_D_GE, 8, 12 };
1304*de1e4e89SAndroid Build Coastguard Worker 		((struct inet_diag_bc_op *)*bytecode)[1] = (struct inet_diag_bc_op){ 0, 0, x->port };
1305*de1e4e89SAndroid Build Coastguard Worker 		return 8;
1306*de1e4e89SAndroid Build Coastguard Worker 	}
1307*de1e4e89SAndroid Build Coastguard Worker 		case SSF_D_LE:
1308*de1e4e89SAndroid Build Coastguard Worker 	{
1309*de1e4e89SAndroid Build Coastguard Worker 		struct aafilter *x = (void *)f->pred;
1310*de1e4e89SAndroid Build Coastguard Worker 
1311*de1e4e89SAndroid Build Coastguard Worker 		if (!(*bytecode = malloc(8))) abort();
1312*de1e4e89SAndroid Build Coastguard Worker 		((struct inet_diag_bc_op *)*bytecode)[0] = (struct inet_diag_bc_op){ INET_DIAG_BC_D_LE, 8, 12 };
1313*de1e4e89SAndroid Build Coastguard Worker 		((struct inet_diag_bc_op *)*bytecode)[1] = (struct inet_diag_bc_op){ 0, 0, x->port };
1314*de1e4e89SAndroid Build Coastguard Worker 		return 8;
1315*de1e4e89SAndroid Build Coastguard Worker 	}
1316*de1e4e89SAndroid Build Coastguard Worker 		case SSF_S_GE:
1317*de1e4e89SAndroid Build Coastguard Worker 	{
1318*de1e4e89SAndroid Build Coastguard Worker 		struct aafilter *x = (void *)f->pred;
1319*de1e4e89SAndroid Build Coastguard Worker 
1320*de1e4e89SAndroid Build Coastguard Worker 		if (!(*bytecode = malloc(8))) abort();
1321*de1e4e89SAndroid Build Coastguard Worker 		((struct inet_diag_bc_op *)*bytecode)[0] = (struct inet_diag_bc_op){ INET_DIAG_BC_S_GE, 8, 12 };
1322*de1e4e89SAndroid Build Coastguard Worker 		((struct inet_diag_bc_op *)*bytecode)[1] = (struct inet_diag_bc_op){ 0, 0, x->port };
1323*de1e4e89SAndroid Build Coastguard Worker 		return 8;
1324*de1e4e89SAndroid Build Coastguard Worker 	}
1325*de1e4e89SAndroid Build Coastguard Worker 		case SSF_S_LE:
1326*de1e4e89SAndroid Build Coastguard Worker 	{
1327*de1e4e89SAndroid Build Coastguard Worker 		struct aafilter *x = (void *)f->pred;
1328*de1e4e89SAndroid Build Coastguard Worker 
1329*de1e4e89SAndroid Build Coastguard Worker 		if (!(*bytecode = malloc(8))) abort();
1330*de1e4e89SAndroid Build Coastguard Worker 		((struct inet_diag_bc_op *)*bytecode)[0] = (struct inet_diag_bc_op){ INET_DIAG_BC_S_LE, 8, 12 };
1331*de1e4e89SAndroid Build Coastguard Worker 		((struct inet_diag_bc_op *)*bytecode)[1] = (struct inet_diag_bc_op){ 0, 0, x->port };
1332*de1e4e89SAndroid Build Coastguard Worker 		return 8;
1333*de1e4e89SAndroid Build Coastguard Worker 	}
1334*de1e4e89SAndroid Build Coastguard Worker 
1335*de1e4e89SAndroid Build Coastguard Worker 		case SSF_AND:
1336*de1e4e89SAndroid Build Coastguard Worker 	{
1337*de1e4e89SAndroid Build Coastguard Worker 		char *a1 = NULL, *a2 = NULL, *a;
1338*de1e4e89SAndroid Build Coastguard Worker 		int l1, l2;
1339*de1e4e89SAndroid Build Coastguard Worker 
1340*de1e4e89SAndroid Build Coastguard Worker 		l1 = ssfilter_bytecompile(f->pred, &a1);
1341*de1e4e89SAndroid Build Coastguard Worker 		l2 = ssfilter_bytecompile(f->post, &a2);
1342*de1e4e89SAndroid Build Coastguard Worker 		if (!l1 || !l2) {
1343*de1e4e89SAndroid Build Coastguard Worker 			free(a1);
1344*de1e4e89SAndroid Build Coastguard Worker 			free(a2);
1345*de1e4e89SAndroid Build Coastguard Worker 			return 0;
1346*de1e4e89SAndroid Build Coastguard Worker 		}
1347*de1e4e89SAndroid Build Coastguard Worker 		if (!(a = malloc(l1+l2))) abort();
1348*de1e4e89SAndroid Build Coastguard Worker 		memcpy(a, a1, l1);
1349*de1e4e89SAndroid Build Coastguard Worker 		memcpy(a+l1, a2, l2);
1350*de1e4e89SAndroid Build Coastguard Worker 		free(a1); free(a2);
1351*de1e4e89SAndroid Build Coastguard Worker 		ssfilter_patch(a, l1, l2);
1352*de1e4e89SAndroid Build Coastguard Worker 		*bytecode = a;
1353*de1e4e89SAndroid Build Coastguard Worker 		return l1+l2;
1354*de1e4e89SAndroid Build Coastguard Worker 	}
1355*de1e4e89SAndroid Build Coastguard Worker 		case SSF_OR:
1356*de1e4e89SAndroid Build Coastguard Worker 	{
1357*de1e4e89SAndroid Build Coastguard Worker 		char *a1 = NULL, *a2 = NULL, *a;
1358*de1e4e89SAndroid Build Coastguard Worker 		int l1, l2;
1359*de1e4e89SAndroid Build Coastguard Worker 
1360*de1e4e89SAndroid Build Coastguard Worker 		l1 = ssfilter_bytecompile(f->pred, &a1);
1361*de1e4e89SAndroid Build Coastguard Worker 		l2 = ssfilter_bytecompile(f->post, &a2);
1362*de1e4e89SAndroid Build Coastguard Worker 		if (!l1 || !l2) {
1363*de1e4e89SAndroid Build Coastguard Worker 			free(a1);
1364*de1e4e89SAndroid Build Coastguard Worker 			free(a2);
1365*de1e4e89SAndroid Build Coastguard Worker 			return 0;
1366*de1e4e89SAndroid Build Coastguard Worker 		}
1367*de1e4e89SAndroid Build Coastguard Worker 		if (!(a = malloc(l1+l2+4))) abort();
1368*de1e4e89SAndroid Build Coastguard Worker 		memcpy(a, a1, l1);
1369*de1e4e89SAndroid Build Coastguard Worker 		memcpy(a+l1+4, a2, l2);
1370*de1e4e89SAndroid Build Coastguard Worker 		free(a1); free(a2);
1371*de1e4e89SAndroid Build Coastguard Worker 		*(struct inet_diag_bc_op *)(a+l1) = (struct inet_diag_bc_op){ INET_DIAG_BC_JMP, 4, l2+4 };
1372*de1e4e89SAndroid Build Coastguard Worker 		*bytecode = a;
1373*de1e4e89SAndroid Build Coastguard Worker 		return l1+l2+4;
1374*de1e4e89SAndroid Build Coastguard Worker 	}
1375*de1e4e89SAndroid Build Coastguard Worker 		case SSF_NOT:
1376*de1e4e89SAndroid Build Coastguard Worker 	{
1377*de1e4e89SAndroid Build Coastguard Worker 		char *a1 = NULL, *a;
1378*de1e4e89SAndroid Build Coastguard Worker 		int l1;
1379*de1e4e89SAndroid Build Coastguard Worker 
1380*de1e4e89SAndroid Build Coastguard Worker 		l1 = ssfilter_bytecompile(f->pred, &a1);
1381*de1e4e89SAndroid Build Coastguard Worker 		if (!l1) {
1382*de1e4e89SAndroid Build Coastguard Worker 			free(a1);
1383*de1e4e89SAndroid Build Coastguard Worker 			return 0;
1384*de1e4e89SAndroid Build Coastguard Worker 		}
1385*de1e4e89SAndroid Build Coastguard Worker 		if (!(a = malloc(l1+4))) abort();
1386*de1e4e89SAndroid Build Coastguard Worker 		memcpy(a, a1, l1);
1387*de1e4e89SAndroid Build Coastguard Worker 		free(a1);
1388*de1e4e89SAndroid Build Coastguard Worker 		*(struct inet_diag_bc_op *)(a+l1) = (struct inet_diag_bc_op){ INET_DIAG_BC_JMP, 4, 8 };
1389*de1e4e89SAndroid Build Coastguard Worker 		*bytecode = a;
1390*de1e4e89SAndroid Build Coastguard Worker 		return l1+4;
1391*de1e4e89SAndroid Build Coastguard Worker 	}
1392*de1e4e89SAndroid Build Coastguard Worker 		case SSF_DEVCOND:
1393*de1e4e89SAndroid Build Coastguard Worker 	{
1394*de1e4e89SAndroid Build Coastguard Worker 		/* bytecompile for SSF_DEVCOND not supported yet */
1395*de1e4e89SAndroid Build Coastguard Worker 		return 0;
1396*de1e4e89SAndroid Build Coastguard Worker 	}
1397*de1e4e89SAndroid Build Coastguard Worker 		case SSF_MARKMASK:
1398*de1e4e89SAndroid Build Coastguard Worker 	{
1399*de1e4e89SAndroid Build Coastguard Worker 		struct aafilter *a = (void *)f->pred;
1400*de1e4e89SAndroid Build Coastguard Worker 		struct instr {
1401*de1e4e89SAndroid Build Coastguard Worker 			struct inet_diag_bc_op op;
1402*de1e4e89SAndroid Build Coastguard Worker 			struct inet_diag_markcond cond;
1403*de1e4e89SAndroid Build Coastguard Worker 		};
1404*de1e4e89SAndroid Build Coastguard Worker 		int inslen = sizeof(struct instr);
1405*de1e4e89SAndroid Build Coastguard Worker 
1406*de1e4e89SAndroid Build Coastguard Worker 		if (!(*bytecode = malloc(inslen))) abort();
1407*de1e4e89SAndroid Build Coastguard Worker 		((struct instr *)*bytecode)[0] = (struct instr) {
1408*de1e4e89SAndroid Build Coastguard Worker 			{ INET_DIAG_BC_MARK_COND, inslen, inslen + 4 },
1409*de1e4e89SAndroid Build Coastguard Worker 			{ a->mark, a->mask},
1410*de1e4e89SAndroid Build Coastguard Worker 		};
1411*de1e4e89SAndroid Build Coastguard Worker 
1412*de1e4e89SAndroid Build Coastguard Worker 		return inslen;
1413*de1e4e89SAndroid Build Coastguard Worker 	}
1414*de1e4e89SAndroid Build Coastguard Worker 		default:
1415*de1e4e89SAndroid Build Coastguard Worker 		abort();
1416*de1e4e89SAndroid Build Coastguard Worker 	}
1417*de1e4e89SAndroid Build Coastguard Worker }
1418*de1e4e89SAndroid Build Coastguard Worker 
remember_he(struct aafilter * a,struct hostent * he)1419*de1e4e89SAndroid Build Coastguard Worker static int remember_he(struct aafilter *a, struct hostent *he)
1420*de1e4e89SAndroid Build Coastguard Worker {
1421*de1e4e89SAndroid Build Coastguard Worker 	char **ptr = he->h_addr_list;
1422*de1e4e89SAndroid Build Coastguard Worker 	int cnt = 0;
1423*de1e4e89SAndroid Build Coastguard Worker 	int len;
1424*de1e4e89SAndroid Build Coastguard Worker 
1425*de1e4e89SAndroid Build Coastguard Worker 	if (he->h_addrtype == AF_INET)
1426*de1e4e89SAndroid Build Coastguard Worker 		len = 4;
1427*de1e4e89SAndroid Build Coastguard Worker 	else if (he->h_addrtype == AF_INET6)
1428*de1e4e89SAndroid Build Coastguard Worker 		len = 16;
1429*de1e4e89SAndroid Build Coastguard Worker 	else
1430*de1e4e89SAndroid Build Coastguard Worker 		return 0;
1431*de1e4e89SAndroid Build Coastguard Worker 
1432*de1e4e89SAndroid Build Coastguard Worker 	while (*ptr) {
1433*de1e4e89SAndroid Build Coastguard Worker 		struct aafilter *b = a;
1434*de1e4e89SAndroid Build Coastguard Worker 
1435*de1e4e89SAndroid Build Coastguard Worker 		if (a->addr.bitlen) {
1436*de1e4e89SAndroid Build Coastguard Worker 			if ((b = malloc(sizeof(*b))) == NULL)
1437*de1e4e89SAndroid Build Coastguard Worker 				return cnt;
1438*de1e4e89SAndroid Build Coastguard Worker 			*b = *a;
1439*de1e4e89SAndroid Build Coastguard Worker 			a->next = b;
1440*de1e4e89SAndroid Build Coastguard Worker 		}
1441*de1e4e89SAndroid Build Coastguard Worker 		memcpy(b->addr.data, *ptr, len);
1442*de1e4e89SAndroid Build Coastguard Worker 		b->addr.bytelen = len;
1443*de1e4e89SAndroid Build Coastguard Worker 		b->addr.bitlen = len*8;
1444*de1e4e89SAndroid Build Coastguard Worker 		b->addr.family = he->h_addrtype;
1445*de1e4e89SAndroid Build Coastguard Worker 		ptr++;
1446*de1e4e89SAndroid Build Coastguard Worker 		cnt++;
1447*de1e4e89SAndroid Build Coastguard Worker 	}
1448*de1e4e89SAndroid Build Coastguard Worker 	return cnt;
1449*de1e4e89SAndroid Build Coastguard Worker }
1450*de1e4e89SAndroid Build Coastguard Worker 
get_dns_host(struct aafilter * a,const char * addr,int fam)1451*de1e4e89SAndroid Build Coastguard Worker static int get_dns_host(struct aafilter *a, const char *addr, int fam)
1452*de1e4e89SAndroid Build Coastguard Worker {
1453*de1e4e89SAndroid Build Coastguard Worker 	static int notfirst;
1454*de1e4e89SAndroid Build Coastguard Worker 	int cnt = 0;
1455*de1e4e89SAndroid Build Coastguard Worker 	struct hostent *he;
1456*de1e4e89SAndroid Build Coastguard Worker 
1457*de1e4e89SAndroid Build Coastguard Worker 	a->addr.bitlen = 0;
1458*de1e4e89SAndroid Build Coastguard Worker 	if (!notfirst) {
1459*de1e4e89SAndroid Build Coastguard Worker 		sethostent(1);
1460*de1e4e89SAndroid Build Coastguard Worker 		notfirst = 1;
1461*de1e4e89SAndroid Build Coastguard Worker 	}
1462*de1e4e89SAndroid Build Coastguard Worker 	he = gethostbyname2(addr, fam == AF_UNSPEC ? AF_INET : fam);
1463*de1e4e89SAndroid Build Coastguard Worker 	if (he)
1464*de1e4e89SAndroid Build Coastguard Worker 		cnt = remember_he(a, he);
1465*de1e4e89SAndroid Build Coastguard Worker 	if (fam == AF_UNSPEC) {
1466*de1e4e89SAndroid Build Coastguard Worker 		he = gethostbyname2(addr, AF_INET6);
1467*de1e4e89SAndroid Build Coastguard Worker 		if (he)
1468*de1e4e89SAndroid Build Coastguard Worker 			cnt += remember_he(a, he);
1469*de1e4e89SAndroid Build Coastguard Worker 	}
1470*de1e4e89SAndroid Build Coastguard Worker 	return !cnt;
1471*de1e4e89SAndroid Build Coastguard Worker }
1472*de1e4e89SAndroid Build Coastguard Worker 
1473*de1e4e89SAndroid Build Coastguard Worker static int xll_initted;
1474*de1e4e89SAndroid Build Coastguard Worker 
xll_init(void)1475*de1e4e89SAndroid Build Coastguard Worker static void xll_init(void)
1476*de1e4e89SAndroid Build Coastguard Worker {
1477*de1e4e89SAndroid Build Coastguard Worker 	struct rtnl_handle rth;
1478*de1e4e89SAndroid Build Coastguard Worker 
1479*de1e4e89SAndroid Build Coastguard Worker 	if (rtnl_open(&rth, 0) < 0)
1480*de1e4e89SAndroid Build Coastguard Worker 		exit(1);
1481*de1e4e89SAndroid Build Coastguard Worker 
1482*de1e4e89SAndroid Build Coastguard Worker 	ll_init_map(&rth);
1483*de1e4e89SAndroid Build Coastguard Worker 	rtnl_close(&rth);
1484*de1e4e89SAndroid Build Coastguard Worker 	xll_initted = 1;
1485*de1e4e89SAndroid Build Coastguard Worker }
1486*de1e4e89SAndroid Build Coastguard Worker 
xll_index_to_name(int index)1487*de1e4e89SAndroid Build Coastguard Worker static const char *xll_index_to_name(int index)
1488*de1e4e89SAndroid Build Coastguard Worker {
1489*de1e4e89SAndroid Build Coastguard Worker 	if (!xll_initted)
1490*de1e4e89SAndroid Build Coastguard Worker 		xll_init();
1491*de1e4e89SAndroid Build Coastguard Worker 	return ll_index_to_name(index);
1492*de1e4e89SAndroid Build Coastguard Worker }
1493*de1e4e89SAndroid Build Coastguard Worker 
xll_name_to_index(const char * dev)1494*de1e4e89SAndroid Build Coastguard Worker static int xll_name_to_index(const char *dev)
1495*de1e4e89SAndroid Build Coastguard Worker {
1496*de1e4e89SAndroid Build Coastguard Worker 	if (!xll_initted)
1497*de1e4e89SAndroid Build Coastguard Worker 		xll_init();
1498*de1e4e89SAndroid Build Coastguard Worker 	return ll_name_to_index(dev);
1499*de1e4e89SAndroid Build Coastguard Worker }
1500*de1e4e89SAndroid Build Coastguard Worker 
parse_devcond(char * name)1501*de1e4e89SAndroid Build Coastguard Worker void *parse_devcond(char *name)
1502*de1e4e89SAndroid Build Coastguard Worker {
1503*de1e4e89SAndroid Build Coastguard Worker 	struct aafilter a = { .iface = 0 };
1504*de1e4e89SAndroid Build Coastguard Worker 	struct aafilter *res;
1505*de1e4e89SAndroid Build Coastguard Worker 
1506*de1e4e89SAndroid Build Coastguard Worker 	a.iface = xll_name_to_index(name);
1507*de1e4e89SAndroid Build Coastguard Worker 	if (a.iface == 0) {
1508*de1e4e89SAndroid Build Coastguard Worker 		char *end;
1509*de1e4e89SAndroid Build Coastguard Worker 		unsigned long n;
1510*de1e4e89SAndroid Build Coastguard Worker 
1511*de1e4e89SAndroid Build Coastguard Worker 		n = strtoul(name, &end, 0);
1512*de1e4e89SAndroid Build Coastguard Worker 		if (!end || end == name || *end || n > UINT_MAX)
1513*de1e4e89SAndroid Build Coastguard Worker 			return NULL;
1514*de1e4e89SAndroid Build Coastguard Worker 
1515*de1e4e89SAndroid Build Coastguard Worker 		a.iface = n;
1516*de1e4e89SAndroid Build Coastguard Worker 	}
1517*de1e4e89SAndroid Build Coastguard Worker 
1518*de1e4e89SAndroid Build Coastguard Worker 	res = malloc(sizeof(*res));
1519*de1e4e89SAndroid Build Coastguard Worker 	*res = a;
1520*de1e4e89SAndroid Build Coastguard Worker 
1521*de1e4e89SAndroid Build Coastguard Worker 	return res;
1522*de1e4e89SAndroid Build Coastguard Worker }
1523*de1e4e89SAndroid Build Coastguard Worker 
parse_hostcond(char * addr,bool is_port)1524*de1e4e89SAndroid Build Coastguard Worker void *parse_hostcond(char *addr, bool is_port)
1525*de1e4e89SAndroid Build Coastguard Worker {
1526*de1e4e89SAndroid Build Coastguard Worker 	char *port = NULL;
1527*de1e4e89SAndroid Build Coastguard Worker 	struct aafilter a = { .port = -1 };
1528*de1e4e89SAndroid Build Coastguard Worker 	struct aafilter *res;
1529*de1e4e89SAndroid Build Coastguard Worker 	int fam = preferred_family;
1530*de1e4e89SAndroid Build Coastguard Worker 	struct filter *f = &current_filter;
1531*de1e4e89SAndroid Build Coastguard Worker 
1532*de1e4e89SAndroid Build Coastguard Worker 	if (fam == AF_UNIX || strncmp(addr, "unix:", 5) == 0) {
1533*de1e4e89SAndroid Build Coastguard Worker 		char *p;
1534*de1e4e89SAndroid Build Coastguard Worker 
1535*de1e4e89SAndroid Build Coastguard Worker 		a.addr.family = AF_UNIX;
1536*de1e4e89SAndroid Build Coastguard Worker 		if (strncmp(addr, "unix:", 5) == 0)
1537*de1e4e89SAndroid Build Coastguard Worker 			addr += 5;
1538*de1e4e89SAndroid Build Coastguard Worker 		p = strdup(addr);
1539*de1e4e89SAndroid Build Coastguard Worker 		a.addr.bitlen = 8*strlen(p);
1540*de1e4e89SAndroid Build Coastguard Worker 		memcpy(a.addr.data, &p, sizeof(p));
1541*de1e4e89SAndroid Build Coastguard Worker 		fam = AF_UNIX;
1542*de1e4e89SAndroid Build Coastguard Worker 		goto out;
1543*de1e4e89SAndroid Build Coastguard Worker 	}
1544*de1e4e89SAndroid Build Coastguard Worker 
1545*de1e4e89SAndroid Build Coastguard Worker 	if (fam == AF_PACKET || strncmp(addr, "link:", 5) == 0) {
1546*de1e4e89SAndroid Build Coastguard Worker 		a.addr.family = AF_PACKET;
1547*de1e4e89SAndroid Build Coastguard Worker 		a.addr.bitlen = 0;
1548*de1e4e89SAndroid Build Coastguard Worker 		if (strncmp(addr, "link:", 5) == 0)
1549*de1e4e89SAndroid Build Coastguard Worker 			addr += 5;
1550*de1e4e89SAndroid Build Coastguard Worker 		port = strchr(addr, ':');
1551*de1e4e89SAndroid Build Coastguard Worker 		if (port) {
1552*de1e4e89SAndroid Build Coastguard Worker 			*port = 0;
1553*de1e4e89SAndroid Build Coastguard Worker 			if (port[1] && strcmp(port+1, "*")) {
1554*de1e4e89SAndroid Build Coastguard Worker 				if (get_integer(&a.port, port+1, 0)) {
1555*de1e4e89SAndroid Build Coastguard Worker 					if ((a.port = xll_name_to_index(port+1)) <= 0)
1556*de1e4e89SAndroid Build Coastguard Worker 						return NULL;
1557*de1e4e89SAndroid Build Coastguard Worker 				}
1558*de1e4e89SAndroid Build Coastguard Worker 			}
1559*de1e4e89SAndroid Build Coastguard Worker 		}
1560*de1e4e89SAndroid Build Coastguard Worker 		if (addr[0] && strcmp(addr, "*")) {
1561*de1e4e89SAndroid Build Coastguard Worker 			unsigned short tmp;
1562*de1e4e89SAndroid Build Coastguard Worker 
1563*de1e4e89SAndroid Build Coastguard Worker 			a.addr.bitlen = 32;
1564*de1e4e89SAndroid Build Coastguard Worker 			if (ll_proto_a2n(&tmp, addr))
1565*de1e4e89SAndroid Build Coastguard Worker 				return NULL;
1566*de1e4e89SAndroid Build Coastguard Worker 			a.addr.data[0] = ntohs(tmp);
1567*de1e4e89SAndroid Build Coastguard Worker 		}
1568*de1e4e89SAndroid Build Coastguard Worker 		fam = AF_PACKET;
1569*de1e4e89SAndroid Build Coastguard Worker 		goto out;
1570*de1e4e89SAndroid Build Coastguard Worker 	}
1571*de1e4e89SAndroid Build Coastguard Worker 
1572*de1e4e89SAndroid Build Coastguard Worker 	if (fam == AF_NETLINK || strncmp(addr, "netlink:", 8) == 0) {
1573*de1e4e89SAndroid Build Coastguard Worker 		a.addr.family = AF_NETLINK;
1574*de1e4e89SAndroid Build Coastguard Worker 		a.addr.bitlen = 0;
1575*de1e4e89SAndroid Build Coastguard Worker 		if (strncmp(addr, "netlink:", 8) == 0)
1576*de1e4e89SAndroid Build Coastguard Worker 			addr += 8;
1577*de1e4e89SAndroid Build Coastguard Worker 		port = strchr(addr, ':');
1578*de1e4e89SAndroid Build Coastguard Worker 		if (port) {
1579*de1e4e89SAndroid Build Coastguard Worker 			*port = 0;
1580*de1e4e89SAndroid Build Coastguard Worker 			if (port[1] && strcmp(port+1, "*")) {
1581*de1e4e89SAndroid Build Coastguard Worker 				if (get_integer(&a.port, port+1, 0)) {
1582*de1e4e89SAndroid Build Coastguard Worker 					if (strcmp(port+1, "kernel") == 0)
1583*de1e4e89SAndroid Build Coastguard Worker 						a.port = 0;
1584*de1e4e89SAndroid Build Coastguard Worker 					else
1585*de1e4e89SAndroid Build Coastguard Worker 						return NULL;
1586*de1e4e89SAndroid Build Coastguard Worker 				}
1587*de1e4e89SAndroid Build Coastguard Worker 			}
1588*de1e4e89SAndroid Build Coastguard Worker 		}
1589*de1e4e89SAndroid Build Coastguard Worker 		if (addr[0] && strcmp(addr, "*")) {
1590*de1e4e89SAndroid Build Coastguard Worker 			a.addr.bitlen = 32;
1591*de1e4e89SAndroid Build Coastguard Worker 			if (nl_proto_a2n(&a.addr.data[0], addr) == -1)
1592*de1e4e89SAndroid Build Coastguard Worker 				return NULL;
1593*de1e4e89SAndroid Build Coastguard Worker 		}
1594*de1e4e89SAndroid Build Coastguard Worker 		fam = AF_NETLINK;
1595*de1e4e89SAndroid Build Coastguard Worker 		goto out;
1596*de1e4e89SAndroid Build Coastguard Worker 	}
1597*de1e4e89SAndroid Build Coastguard Worker 
1598*de1e4e89SAndroid Build Coastguard Worker 	if (fam == AF_INET || !strncmp(addr, "inet:", 5)) {
1599*de1e4e89SAndroid Build Coastguard Worker 		fam = AF_INET;
1600*de1e4e89SAndroid Build Coastguard Worker 		if (!strncmp(addr, "inet:", 5))
1601*de1e4e89SAndroid Build Coastguard Worker 			addr += 5;
1602*de1e4e89SAndroid Build Coastguard Worker 	} else if (fam == AF_INET6 || !strncmp(addr, "inet6:", 6)) {
1603*de1e4e89SAndroid Build Coastguard Worker 		fam = AF_INET6;
1604*de1e4e89SAndroid Build Coastguard Worker 		if (!strncmp(addr, "inet6:", 6))
1605*de1e4e89SAndroid Build Coastguard Worker 			addr += 6;
1606*de1e4e89SAndroid Build Coastguard Worker 	}
1607*de1e4e89SAndroid Build Coastguard Worker 
1608*de1e4e89SAndroid Build Coastguard Worker 	/* URL-like literal [] */
1609*de1e4e89SAndroid Build Coastguard Worker 	if (addr[0] == '[') {
1610*de1e4e89SAndroid Build Coastguard Worker 		addr++;
1611*de1e4e89SAndroid Build Coastguard Worker 		if ((port = strchr(addr, ']')) == NULL)
1612*de1e4e89SAndroid Build Coastguard Worker 			return NULL;
1613*de1e4e89SAndroid Build Coastguard Worker 		*port++ = 0;
1614*de1e4e89SAndroid Build Coastguard Worker 	} else if (addr[0] == '*') {
1615*de1e4e89SAndroid Build Coastguard Worker 		port = addr+1;
1616*de1e4e89SAndroid Build Coastguard Worker 	} else {
1617*de1e4e89SAndroid Build Coastguard Worker 		port = strrchr(strchr(addr, '/') ? : addr, ':');
1618*de1e4e89SAndroid Build Coastguard Worker 	}
1619*de1e4e89SAndroid Build Coastguard Worker 
1620*de1e4e89SAndroid Build Coastguard Worker 	if (is_port)
1621*de1e4e89SAndroid Build Coastguard Worker 		port = addr;
1622*de1e4e89SAndroid Build Coastguard Worker 
1623*de1e4e89SAndroid Build Coastguard Worker 	if (port && *port) {
1624*de1e4e89SAndroid Build Coastguard Worker 		if (*port == ':')
1625*de1e4e89SAndroid Build Coastguard Worker 			*port++ = 0;
1626*de1e4e89SAndroid Build Coastguard Worker 
1627*de1e4e89SAndroid Build Coastguard Worker 		if (*port && *port != '*') {
1628*de1e4e89SAndroid Build Coastguard Worker 			if (get_integer(&a.port, port, 0)) {
1629*de1e4e89SAndroid Build Coastguard Worker 				struct servent *se1 = NULL;
1630*de1e4e89SAndroid Build Coastguard Worker 				struct servent *se2 = NULL;
1631*de1e4e89SAndroid Build Coastguard Worker 
1632*de1e4e89SAndroid Build Coastguard Worker 				if (current_filter.dbs&(1<<UDP_DB))
1633*de1e4e89SAndroid Build Coastguard Worker 					se1 = getservbyname(port, UDP_PROTO);
1634*de1e4e89SAndroid Build Coastguard Worker 				if (current_filter.dbs&(1<<TCP_DB))
1635*de1e4e89SAndroid Build Coastguard Worker 					se2 = getservbyname(port, TCP_PROTO);
1636*de1e4e89SAndroid Build Coastguard Worker 				if (se1 && se2 && se1->s_port != se2->s_port) {
1637*de1e4e89SAndroid Build Coastguard Worker 					fprintf(stderr, "Error: ambiguous port \"%s\".\n", port);
1638*de1e4e89SAndroid Build Coastguard Worker 					return NULL;
1639*de1e4e89SAndroid Build Coastguard Worker 				}
1640*de1e4e89SAndroid Build Coastguard Worker 				if (!se1)
1641*de1e4e89SAndroid Build Coastguard Worker 					se1 = se2;
1642*de1e4e89SAndroid Build Coastguard Worker 				if (se1) {
1643*de1e4e89SAndroid Build Coastguard Worker 					a.port = ntohs(se1->s_port);
1644*de1e4e89SAndroid Build Coastguard Worker 				} else {
1645*de1e4e89SAndroid Build Coastguard Worker 					struct scache *s;
1646*de1e4e89SAndroid Build Coastguard Worker 
1647*de1e4e89SAndroid Build Coastguard Worker 					for (s = rlist; s; s = s->next) {
1648*de1e4e89SAndroid Build Coastguard Worker 						if ((s->proto == UDP_PROTO &&
1649*de1e4e89SAndroid Build Coastguard Worker 						     (current_filter.dbs&(1<<UDP_DB))) ||
1650*de1e4e89SAndroid Build Coastguard Worker 						    (s->proto == TCP_PROTO &&
1651*de1e4e89SAndroid Build Coastguard Worker 						     (current_filter.dbs&(1<<TCP_DB)))) {
1652*de1e4e89SAndroid Build Coastguard Worker 							if (s->name && strcmp(s->name, port) == 0) {
1653*de1e4e89SAndroid Build Coastguard Worker 								if (a.port > 0 && a.port != s->port) {
1654*de1e4e89SAndroid Build Coastguard Worker 									fprintf(stderr, "Error: ambiguous port \"%s\".\n", port);
1655*de1e4e89SAndroid Build Coastguard Worker 									return NULL;
1656*de1e4e89SAndroid Build Coastguard Worker 								}
1657*de1e4e89SAndroid Build Coastguard Worker 								a.port = s->port;
1658*de1e4e89SAndroid Build Coastguard Worker 							}
1659*de1e4e89SAndroid Build Coastguard Worker 						}
1660*de1e4e89SAndroid Build Coastguard Worker 					}
1661*de1e4e89SAndroid Build Coastguard Worker 					if (a.port <= 0) {
1662*de1e4e89SAndroid Build Coastguard Worker 						fprintf(stderr, "Error: \"%s\" does not look like a port.\n", port);
1663*de1e4e89SAndroid Build Coastguard Worker 						return NULL;
1664*de1e4e89SAndroid Build Coastguard Worker 					}
1665*de1e4e89SAndroid Build Coastguard Worker 				}
1666*de1e4e89SAndroid Build Coastguard Worker 			}
1667*de1e4e89SAndroid Build Coastguard Worker 		}
1668*de1e4e89SAndroid Build Coastguard Worker 	}
1669*de1e4e89SAndroid Build Coastguard Worker 	if (!is_port && *addr && *addr != '*') {
1670*de1e4e89SAndroid Build Coastguard Worker 		if (get_prefix_1(&a.addr, addr, fam)) {
1671*de1e4e89SAndroid Build Coastguard Worker 			if (get_dns_host(&a, addr, fam)) {
1672*de1e4e89SAndroid Build Coastguard Worker 				fprintf(stderr, "Error: an inet prefix is expected rather than \"%s\".\n", addr);
1673*de1e4e89SAndroid Build Coastguard Worker 				return NULL;
1674*de1e4e89SAndroid Build Coastguard Worker 			}
1675*de1e4e89SAndroid Build Coastguard Worker 		}
1676*de1e4e89SAndroid Build Coastguard Worker 	}
1677*de1e4e89SAndroid Build Coastguard Worker 
1678*de1e4e89SAndroid Build Coastguard Worker out:
1679*de1e4e89SAndroid Build Coastguard Worker 	if (fam != AF_UNSPEC) {
1680*de1e4e89SAndroid Build Coastguard Worker 		int states = f->states;
1681*de1e4e89SAndroid Build Coastguard Worker 		f->families = 0;
1682*de1e4e89SAndroid Build Coastguard Worker 		filter_af_set(f, fam);
1683*de1e4e89SAndroid Build Coastguard Worker 		filter_states_set(f, states);
1684*de1e4e89SAndroid Build Coastguard Worker 	}
1685*de1e4e89SAndroid Build Coastguard Worker 
1686*de1e4e89SAndroid Build Coastguard Worker 	res = malloc(sizeof(*res));
1687*de1e4e89SAndroid Build Coastguard Worker 	if (res)
1688*de1e4e89SAndroid Build Coastguard Worker 		memcpy(res, &a, sizeof(a));
1689*de1e4e89SAndroid Build Coastguard Worker 	return res;
1690*de1e4e89SAndroid Build Coastguard Worker }
1691*de1e4e89SAndroid Build Coastguard Worker 
parse_markmask(const char * markmask)1692*de1e4e89SAndroid Build Coastguard Worker void *parse_markmask(const char *markmask)
1693*de1e4e89SAndroid Build Coastguard Worker {
1694*de1e4e89SAndroid Build Coastguard Worker 	struct aafilter a, *res;
1695*de1e4e89SAndroid Build Coastguard Worker 
1696*de1e4e89SAndroid Build Coastguard Worker 	if (strchr(markmask, '/')) {
1697*de1e4e89SAndroid Build Coastguard Worker 		if (sscanf(markmask, "%i/%i", &a.mark, &a.mask) != 2)
1698*de1e4e89SAndroid Build Coastguard Worker 			return NULL;
1699*de1e4e89SAndroid Build Coastguard Worker 	} else {
1700*de1e4e89SAndroid Build Coastguard Worker 		a.mask = 0xffffffff;
1701*de1e4e89SAndroid Build Coastguard Worker 		if (sscanf(markmask, "%i", &a.mark) != 1)
1702*de1e4e89SAndroid Build Coastguard Worker 			return NULL;
1703*de1e4e89SAndroid Build Coastguard Worker 	}
1704*de1e4e89SAndroid Build Coastguard Worker 
1705*de1e4e89SAndroid Build Coastguard Worker 	res = malloc(sizeof(*res));
1706*de1e4e89SAndroid Build Coastguard Worker 	if (res)
1707*de1e4e89SAndroid Build Coastguard Worker 		memcpy(res, &a, sizeof(a));
1708*de1e4e89SAndroid Build Coastguard Worker 	return res;
1709*de1e4e89SAndroid Build Coastguard Worker }
1710*de1e4e89SAndroid Build Coastguard Worker 
proc_ctx_print(struct sockstat * s)1711*de1e4e89SAndroid Build Coastguard Worker static void proc_ctx_print(struct sockstat *s)
1712*de1e4e89SAndroid Build Coastguard Worker {
1713*de1e4e89SAndroid Build Coastguard Worker 	char *buf;
1714*de1e4e89SAndroid Build Coastguard Worker 
1715*de1e4e89SAndroid Build Coastguard Worker 	if (show_proc_ctx || show_sock_ctx) {
1716*de1e4e89SAndroid Build Coastguard Worker 		if (find_entry(s->ino, &buf,
1717*de1e4e89SAndroid Build Coastguard Worker 				(show_proc_ctx & show_sock_ctx) ?
1718*de1e4e89SAndroid Build Coastguard Worker 				PROC_SOCK_CTX : PROC_CTX) > 0) {
1719*de1e4e89SAndroid Build Coastguard Worker 			printf(" users:(%s)", buf);
1720*de1e4e89SAndroid Build Coastguard Worker 			free(buf);
1721*de1e4e89SAndroid Build Coastguard Worker 		}
1722*de1e4e89SAndroid Build Coastguard Worker 	} else if (show_users) {
1723*de1e4e89SAndroid Build Coastguard Worker 		if (find_entry(s->ino, &buf, USERS) > 0) {
1724*de1e4e89SAndroid Build Coastguard Worker 			printf(" users:(%s)", buf);
1725*de1e4e89SAndroid Build Coastguard Worker 			free(buf);
1726*de1e4e89SAndroid Build Coastguard Worker 		}
1727*de1e4e89SAndroid Build Coastguard Worker 	}
1728*de1e4e89SAndroid Build Coastguard Worker }
1729*de1e4e89SAndroid Build Coastguard Worker 
inet_stats_print(struct sockstat * s,bool v6only)1730*de1e4e89SAndroid Build Coastguard Worker static void inet_stats_print(struct sockstat *s, bool v6only)
1731*de1e4e89SAndroid Build Coastguard Worker {
1732*de1e4e89SAndroid Build Coastguard Worker 	sock_state_print(s);
1733*de1e4e89SAndroid Build Coastguard Worker 
1734*de1e4e89SAndroid Build Coastguard Worker 	inet_addr_print(&s->local, s->lport, s->iface, v6only);
1735*de1e4e89SAndroid Build Coastguard Worker 	inet_addr_print(&s->remote, s->rport, 0, v6only);
1736*de1e4e89SAndroid Build Coastguard Worker 
1737*de1e4e89SAndroid Build Coastguard Worker 	proc_ctx_print(s);
1738*de1e4e89SAndroid Build Coastguard Worker }
1739*de1e4e89SAndroid Build Coastguard Worker 
proc_parse_inet_addr(char * loc,char * rem,int family,struct sockstat * s)1740*de1e4e89SAndroid Build Coastguard Worker static int proc_parse_inet_addr(char *loc, char *rem, int family, struct
1741*de1e4e89SAndroid Build Coastguard Worker 		sockstat * s)
1742*de1e4e89SAndroid Build Coastguard Worker {
1743*de1e4e89SAndroid Build Coastguard Worker 	s->local.family = s->remote.family = family;
1744*de1e4e89SAndroid Build Coastguard Worker 	if (family == AF_INET) {
1745*de1e4e89SAndroid Build Coastguard Worker 		sscanf(loc, "%x:%x", s->local.data, (unsigned *)&s->lport);
1746*de1e4e89SAndroid Build Coastguard Worker 		sscanf(rem, "%x:%x", s->remote.data, (unsigned *)&s->rport);
1747*de1e4e89SAndroid Build Coastguard Worker 		s->local.bytelen = s->remote.bytelen = 4;
1748*de1e4e89SAndroid Build Coastguard Worker 		return 0;
1749*de1e4e89SAndroid Build Coastguard Worker 	} else {
1750*de1e4e89SAndroid Build Coastguard Worker 		sscanf(loc, "%08x%08x%08x%08x:%x",
1751*de1e4e89SAndroid Build Coastguard Worker 		       s->local.data,
1752*de1e4e89SAndroid Build Coastguard Worker 		       s->local.data + 1,
1753*de1e4e89SAndroid Build Coastguard Worker 		       s->local.data + 2,
1754*de1e4e89SAndroid Build Coastguard Worker 		       s->local.data + 3,
1755*de1e4e89SAndroid Build Coastguard Worker 		       &s->lport);
1756*de1e4e89SAndroid Build Coastguard Worker 		sscanf(rem, "%08x%08x%08x%08x:%x",
1757*de1e4e89SAndroid Build Coastguard Worker 		       s->remote.data,
1758*de1e4e89SAndroid Build Coastguard Worker 		       s->remote.data + 1,
1759*de1e4e89SAndroid Build Coastguard Worker 		       s->remote.data + 2,
1760*de1e4e89SAndroid Build Coastguard Worker 		       s->remote.data + 3,
1761*de1e4e89SAndroid Build Coastguard Worker 		       &s->rport);
1762*de1e4e89SAndroid Build Coastguard Worker 		s->local.bytelen = s->remote.bytelen = 16;
1763*de1e4e89SAndroid Build Coastguard Worker 		return 0;
1764*de1e4e89SAndroid Build Coastguard Worker 	}
1765*de1e4e89SAndroid Build Coastguard Worker 	return -1;
1766*de1e4e89SAndroid Build Coastguard Worker }
1767*de1e4e89SAndroid Build Coastguard Worker 
proc_inet_split_line(char * line,char ** loc,char ** rem,char ** data)1768*de1e4e89SAndroid Build Coastguard Worker static int proc_inet_split_line(char *line, char **loc, char **rem, char **data)
1769*de1e4e89SAndroid Build Coastguard Worker {
1770*de1e4e89SAndroid Build Coastguard Worker 	char *p;
1771*de1e4e89SAndroid Build Coastguard Worker 
1772*de1e4e89SAndroid Build Coastguard Worker 	if ((p = strchr(line, ':')) == NULL)
1773*de1e4e89SAndroid Build Coastguard Worker 		return -1;
1774*de1e4e89SAndroid Build Coastguard Worker 
1775*de1e4e89SAndroid Build Coastguard Worker 	*loc = p+2;
1776*de1e4e89SAndroid Build Coastguard Worker 	if ((p = strchr(*loc, ':')) == NULL)
1777*de1e4e89SAndroid Build Coastguard Worker 		return -1;
1778*de1e4e89SAndroid Build Coastguard Worker 
1779*de1e4e89SAndroid Build Coastguard Worker 	p[5] = 0;
1780*de1e4e89SAndroid Build Coastguard Worker 	*rem = p+6;
1781*de1e4e89SAndroid Build Coastguard Worker 	if ((p = strchr(*rem, ':')) == NULL)
1782*de1e4e89SAndroid Build Coastguard Worker 		return -1;
1783*de1e4e89SAndroid Build Coastguard Worker 
1784*de1e4e89SAndroid Build Coastguard Worker 	p[5] = 0;
1785*de1e4e89SAndroid Build Coastguard Worker 	*data = p+6;
1786*de1e4e89SAndroid Build Coastguard Worker 	return 0;
1787*de1e4e89SAndroid Build Coastguard Worker }
1788*de1e4e89SAndroid Build Coastguard Worker 
sprint_bw(char * buf,double bw)1789*de1e4e89SAndroid Build Coastguard Worker static char *sprint_bw(char *buf, double bw)
1790*de1e4e89SAndroid Build Coastguard Worker {
1791*de1e4e89SAndroid Build Coastguard Worker 	if (bw > 1000000.)
1792*de1e4e89SAndroid Build Coastguard Worker 		sprintf(buf, "%.1fM", bw / 1000000.);
1793*de1e4e89SAndroid Build Coastguard Worker 	else if (bw > 1000.)
1794*de1e4e89SAndroid Build Coastguard Worker 		sprintf(buf, "%.1fK", bw / 1000.);
1795*de1e4e89SAndroid Build Coastguard Worker 	else
1796*de1e4e89SAndroid Build Coastguard Worker 		sprintf(buf, "%g", bw);
1797*de1e4e89SAndroid Build Coastguard Worker 
1798*de1e4e89SAndroid Build Coastguard Worker 	return buf;
1799*de1e4e89SAndroid Build Coastguard Worker }
1800*de1e4e89SAndroid Build Coastguard Worker 
sctp_stats_print(struct sctp_info * s)1801*de1e4e89SAndroid Build Coastguard Worker static void sctp_stats_print(struct sctp_info *s)
1802*de1e4e89SAndroid Build Coastguard Worker {
1803*de1e4e89SAndroid Build Coastguard Worker 	if (s->sctpi_tag)
1804*de1e4e89SAndroid Build Coastguard Worker 		printf(" tag:%x", s->sctpi_tag);
1805*de1e4e89SAndroid Build Coastguard Worker 	if (s->sctpi_state)
1806*de1e4e89SAndroid Build Coastguard Worker 		printf(" state:%s", sctp_sstate_name[s->sctpi_state]);
1807*de1e4e89SAndroid Build Coastguard Worker 	if (s->sctpi_rwnd)
1808*de1e4e89SAndroid Build Coastguard Worker 		printf(" rwnd:%d", s->sctpi_rwnd);
1809*de1e4e89SAndroid Build Coastguard Worker 	if (s->sctpi_unackdata)
1810*de1e4e89SAndroid Build Coastguard Worker 		printf(" unackdata:%d", s->sctpi_unackdata);
1811*de1e4e89SAndroid Build Coastguard Worker 	if (s->sctpi_penddata)
1812*de1e4e89SAndroid Build Coastguard Worker 		printf(" penddata:%d", s->sctpi_penddata);
1813*de1e4e89SAndroid Build Coastguard Worker 	if (s->sctpi_instrms)
1814*de1e4e89SAndroid Build Coastguard Worker 		printf(" instrms:%d", s->sctpi_instrms);
1815*de1e4e89SAndroid Build Coastguard Worker 	if (s->sctpi_outstrms)
1816*de1e4e89SAndroid Build Coastguard Worker 		printf(" outstrms:%d", s->sctpi_outstrms);
1817*de1e4e89SAndroid Build Coastguard Worker 	if (s->sctpi_inqueue)
1818*de1e4e89SAndroid Build Coastguard Worker 		printf(" inqueue:%d", s->sctpi_inqueue);
1819*de1e4e89SAndroid Build Coastguard Worker 	if (s->sctpi_outqueue)
1820*de1e4e89SAndroid Build Coastguard Worker 		printf(" outqueue:%d", s->sctpi_outqueue);
1821*de1e4e89SAndroid Build Coastguard Worker 	if (s->sctpi_overall_error)
1822*de1e4e89SAndroid Build Coastguard Worker 		printf(" overerr:%d", s->sctpi_overall_error);
1823*de1e4e89SAndroid Build Coastguard Worker 	if (s->sctpi_max_burst)
1824*de1e4e89SAndroid Build Coastguard Worker 		printf(" maxburst:%d", s->sctpi_max_burst);
1825*de1e4e89SAndroid Build Coastguard Worker 	if (s->sctpi_maxseg)
1826*de1e4e89SAndroid Build Coastguard Worker 		printf(" maxseg:%d", s->sctpi_maxseg);
1827*de1e4e89SAndroid Build Coastguard Worker 	if (s->sctpi_peer_rwnd)
1828*de1e4e89SAndroid Build Coastguard Worker 		printf(" prwnd:%d", s->sctpi_peer_rwnd);
1829*de1e4e89SAndroid Build Coastguard Worker 	if (s->sctpi_peer_tag)
1830*de1e4e89SAndroid Build Coastguard Worker 		printf(" ptag:%x", s->sctpi_peer_tag);
1831*de1e4e89SAndroid Build Coastguard Worker 	if (s->sctpi_peer_capable)
1832*de1e4e89SAndroid Build Coastguard Worker 		printf(" pcapable:%d", s->sctpi_peer_capable);
1833*de1e4e89SAndroid Build Coastguard Worker 	if (s->sctpi_peer_sack)
1834*de1e4e89SAndroid Build Coastguard Worker 		printf(" psack:%d", s->sctpi_peer_sack);
1835*de1e4e89SAndroid Build Coastguard Worker 	if (s->sctpi_s_autoclose)
1836*de1e4e89SAndroid Build Coastguard Worker 		printf(" autoclose:%d", s->sctpi_s_autoclose);
1837*de1e4e89SAndroid Build Coastguard Worker 	if (s->sctpi_s_adaptation_ind)
1838*de1e4e89SAndroid Build Coastguard Worker 		printf(" adapind:%d", s->sctpi_s_adaptation_ind);
1839*de1e4e89SAndroid Build Coastguard Worker 	if (s->sctpi_s_pd_point)
1840*de1e4e89SAndroid Build Coastguard Worker 		printf(" pdpoint:%d", s->sctpi_s_pd_point);
1841*de1e4e89SAndroid Build Coastguard Worker 	if (s->sctpi_s_nodelay)
1842*de1e4e89SAndroid Build Coastguard Worker 		printf(" nodealy:%d", s->sctpi_s_nodelay);
1843*de1e4e89SAndroid Build Coastguard Worker 	if (s->sctpi_s_disable_fragments)
1844*de1e4e89SAndroid Build Coastguard Worker 		printf(" nofrag:%d", s->sctpi_s_disable_fragments);
1845*de1e4e89SAndroid Build Coastguard Worker 	if (s->sctpi_s_v4mapped)
1846*de1e4e89SAndroid Build Coastguard Worker 		printf(" v4mapped:%d", s->sctpi_s_v4mapped);
1847*de1e4e89SAndroid Build Coastguard Worker 	if (s->sctpi_s_frag_interleave)
1848*de1e4e89SAndroid Build Coastguard Worker 		printf(" fraginl:%d", s->sctpi_s_frag_interleave);
1849*de1e4e89SAndroid Build Coastguard Worker }
1850*de1e4e89SAndroid Build Coastguard Worker 
tcp_stats_print(struct tcpstat * s)1851*de1e4e89SAndroid Build Coastguard Worker static void tcp_stats_print(struct tcpstat *s)
1852*de1e4e89SAndroid Build Coastguard Worker {
1853*de1e4e89SAndroid Build Coastguard Worker 	char b1[64];
1854*de1e4e89SAndroid Build Coastguard Worker 
1855*de1e4e89SAndroid Build Coastguard Worker 	if (s->has_ts_opt)
1856*de1e4e89SAndroid Build Coastguard Worker 		printf(" ts");
1857*de1e4e89SAndroid Build Coastguard Worker 	if (s->has_sack_opt)
1858*de1e4e89SAndroid Build Coastguard Worker 		printf(" sack");
1859*de1e4e89SAndroid Build Coastguard Worker 	if (s->has_ecn_opt)
1860*de1e4e89SAndroid Build Coastguard Worker 		printf(" ecn");
1861*de1e4e89SAndroid Build Coastguard Worker 	if (s->has_ecnseen_opt)
1862*de1e4e89SAndroid Build Coastguard Worker 		printf(" ecnseen");
1863*de1e4e89SAndroid Build Coastguard Worker 	if (s->has_fastopen_opt)
1864*de1e4e89SAndroid Build Coastguard Worker 		printf(" fastopen");
1865*de1e4e89SAndroid Build Coastguard Worker 	if (s->cong_alg[0])
1866*de1e4e89SAndroid Build Coastguard Worker 		printf(" %s", s->cong_alg);
1867*de1e4e89SAndroid Build Coastguard Worker 	if (s->has_wscale_opt)
1868*de1e4e89SAndroid Build Coastguard Worker 		printf(" wscale:%d,%d", s->snd_wscale, s->rcv_wscale);
1869*de1e4e89SAndroid Build Coastguard Worker 	if (s->rto)
1870*de1e4e89SAndroid Build Coastguard Worker 		printf(" rto:%g", s->rto);
1871*de1e4e89SAndroid Build Coastguard Worker 	if (s->backoff)
1872*de1e4e89SAndroid Build Coastguard Worker 		printf(" backoff:%u", s->backoff);
1873*de1e4e89SAndroid Build Coastguard Worker 	if (s->rtt)
1874*de1e4e89SAndroid Build Coastguard Worker 		printf(" rtt:%g/%g", s->rtt, s->rttvar);
1875*de1e4e89SAndroid Build Coastguard Worker 	if (s->ato)
1876*de1e4e89SAndroid Build Coastguard Worker 		printf(" ato:%g", s->ato);
1877*de1e4e89SAndroid Build Coastguard Worker 
1878*de1e4e89SAndroid Build Coastguard Worker 	if (s->qack)
1879*de1e4e89SAndroid Build Coastguard Worker 		printf(" qack:%d", s->qack);
1880*de1e4e89SAndroid Build Coastguard Worker 	if (s->qack & 1)
1881*de1e4e89SAndroid Build Coastguard Worker 		printf(" bidir");
1882*de1e4e89SAndroid Build Coastguard Worker 
1883*de1e4e89SAndroid Build Coastguard Worker 	if (s->mss)
1884*de1e4e89SAndroid Build Coastguard Worker 		printf(" mss:%d", s->mss);
1885*de1e4e89SAndroid Build Coastguard Worker 	if (s->rcv_mss)
1886*de1e4e89SAndroid Build Coastguard Worker 		printf(" rcvmss:%d", s->rcv_mss);
1887*de1e4e89SAndroid Build Coastguard Worker 	if (s->advmss)
1888*de1e4e89SAndroid Build Coastguard Worker 		printf(" advmss:%d", s->advmss);
1889*de1e4e89SAndroid Build Coastguard Worker 	if (s->cwnd)
1890*de1e4e89SAndroid Build Coastguard Worker 		printf(" cwnd:%u", s->cwnd);
1891*de1e4e89SAndroid Build Coastguard Worker 	if (s->ssthresh)
1892*de1e4e89SAndroid Build Coastguard Worker 		printf(" ssthresh:%d", s->ssthresh);
1893*de1e4e89SAndroid Build Coastguard Worker 
1894*de1e4e89SAndroid Build Coastguard Worker 	if (s->bytes_acked)
1895*de1e4e89SAndroid Build Coastguard Worker 		printf(" bytes_acked:%llu", s->bytes_acked);
1896*de1e4e89SAndroid Build Coastguard Worker 	if (s->bytes_received)
1897*de1e4e89SAndroid Build Coastguard Worker 		printf(" bytes_received:%llu", s->bytes_received);
1898*de1e4e89SAndroid Build Coastguard Worker 	if (s->segs_out)
1899*de1e4e89SAndroid Build Coastguard Worker 		printf(" segs_out:%u", s->segs_out);
1900*de1e4e89SAndroid Build Coastguard Worker 	if (s->segs_in)
1901*de1e4e89SAndroid Build Coastguard Worker 		printf(" segs_in:%u", s->segs_in);
1902*de1e4e89SAndroid Build Coastguard Worker 	if (s->data_segs_out)
1903*de1e4e89SAndroid Build Coastguard Worker 		printf(" data_segs_out:%u", s->data_segs_out);
1904*de1e4e89SAndroid Build Coastguard Worker 	if (s->data_segs_in)
1905*de1e4e89SAndroid Build Coastguard Worker 		printf(" data_segs_in:%u", s->data_segs_in);
1906*de1e4e89SAndroid Build Coastguard Worker 
1907*de1e4e89SAndroid Build Coastguard Worker 	if (s->dctcp && s->dctcp->enabled) {
1908*de1e4e89SAndroid Build Coastguard Worker 		struct dctcpstat *dctcp = s->dctcp;
1909*de1e4e89SAndroid Build Coastguard Worker 
1910*de1e4e89SAndroid Build Coastguard Worker 		printf(" dctcp:(ce_state:%u,alpha:%u,ab_ecn:%u,ab_tot:%u)",
1911*de1e4e89SAndroid Build Coastguard Worker 				dctcp->ce_state, dctcp->alpha, dctcp->ab_ecn,
1912*de1e4e89SAndroid Build Coastguard Worker 				dctcp->ab_tot);
1913*de1e4e89SAndroid Build Coastguard Worker 	} else if (s->dctcp) {
1914*de1e4e89SAndroid Build Coastguard Worker 		printf(" dctcp:fallback_mode");
1915*de1e4e89SAndroid Build Coastguard Worker 	}
1916*de1e4e89SAndroid Build Coastguard Worker 
1917*de1e4e89SAndroid Build Coastguard Worker 	if (s->bbr_info) {
1918*de1e4e89SAndroid Build Coastguard Worker 		__u64 bw;
1919*de1e4e89SAndroid Build Coastguard Worker 
1920*de1e4e89SAndroid Build Coastguard Worker 		bw = s->bbr_info->bbr_bw_hi;
1921*de1e4e89SAndroid Build Coastguard Worker 		bw <<= 32;
1922*de1e4e89SAndroid Build Coastguard Worker 		bw |= s->bbr_info->bbr_bw_lo;
1923*de1e4e89SAndroid Build Coastguard Worker 
1924*de1e4e89SAndroid Build Coastguard Worker 		printf(" bbr:(bw:%sbps,mrtt:%g",
1925*de1e4e89SAndroid Build Coastguard Worker 		       sprint_bw(b1, bw * 8.0),
1926*de1e4e89SAndroid Build Coastguard Worker 		       (double)s->bbr_info->bbr_min_rtt / 1000.0);
1927*de1e4e89SAndroid Build Coastguard Worker 		if (s->bbr_info->bbr_pacing_gain)
1928*de1e4e89SAndroid Build Coastguard Worker 			printf(",pacing_gain:%g",
1929*de1e4e89SAndroid Build Coastguard Worker 			       (double)s->bbr_info->bbr_pacing_gain / 256.0);
1930*de1e4e89SAndroid Build Coastguard Worker 		if (s->bbr_info->bbr_cwnd_gain)
1931*de1e4e89SAndroid Build Coastguard Worker 			printf(",cwnd_gain:%g",
1932*de1e4e89SAndroid Build Coastguard Worker 			       (double)s->bbr_info->bbr_cwnd_gain / 256.0);
1933*de1e4e89SAndroid Build Coastguard Worker 		printf(")");
1934*de1e4e89SAndroid Build Coastguard Worker 	}
1935*de1e4e89SAndroid Build Coastguard Worker 
1936*de1e4e89SAndroid Build Coastguard Worker 	if (s->send_bps)
1937*de1e4e89SAndroid Build Coastguard Worker 		printf(" send %sbps", sprint_bw(b1, s->send_bps));
1938*de1e4e89SAndroid Build Coastguard Worker 	if (s->lastsnd)
1939*de1e4e89SAndroid Build Coastguard Worker 		printf(" lastsnd:%u", s->lastsnd);
1940*de1e4e89SAndroid Build Coastguard Worker 	if (s->lastrcv)
1941*de1e4e89SAndroid Build Coastguard Worker 		printf(" lastrcv:%u", s->lastrcv);
1942*de1e4e89SAndroid Build Coastguard Worker 	if (s->lastack)
1943*de1e4e89SAndroid Build Coastguard Worker 		printf(" lastack:%u", s->lastack);
1944*de1e4e89SAndroid Build Coastguard Worker 
1945*de1e4e89SAndroid Build Coastguard Worker 	if (s->pacing_rate) {
1946*de1e4e89SAndroid Build Coastguard Worker 		printf(" pacing_rate %sbps", sprint_bw(b1, s->pacing_rate));
1947*de1e4e89SAndroid Build Coastguard Worker 		if (s->pacing_rate_max)
1948*de1e4e89SAndroid Build Coastguard Worker 				printf("/%sbps", sprint_bw(b1,
1949*de1e4e89SAndroid Build Coastguard Worker 							s->pacing_rate_max));
1950*de1e4e89SAndroid Build Coastguard Worker 	}
1951*de1e4e89SAndroid Build Coastguard Worker 
1952*de1e4e89SAndroid Build Coastguard Worker 	if (s->delivery_rate)
1953*de1e4e89SAndroid Build Coastguard Worker 		printf(" delivery_rate %sbps", sprint_bw(b1, s->delivery_rate));
1954*de1e4e89SAndroid Build Coastguard Worker 	if (s->app_limited)
1955*de1e4e89SAndroid Build Coastguard Worker 		printf(" app_limited");
1956*de1e4e89SAndroid Build Coastguard Worker 
1957*de1e4e89SAndroid Build Coastguard Worker 	if (s->busy_time) {
1958*de1e4e89SAndroid Build Coastguard Worker 		printf(" busy:%llums", s->busy_time / 1000);
1959*de1e4e89SAndroid Build Coastguard Worker 		if (s->rwnd_limited)
1960*de1e4e89SAndroid Build Coastguard Worker 			printf(" rwnd_limited:%llums(%.1f%%)",
1961*de1e4e89SAndroid Build Coastguard Worker 			       s->rwnd_limited / 1000,
1962*de1e4e89SAndroid Build Coastguard Worker 			       100.0 * s->rwnd_limited / s->busy_time);
1963*de1e4e89SAndroid Build Coastguard Worker 		if (s->sndbuf_limited)
1964*de1e4e89SAndroid Build Coastguard Worker 			printf(" sndbuf_limited:%llums(%.1f%%)",
1965*de1e4e89SAndroid Build Coastguard Worker 			       s->sndbuf_limited / 1000,
1966*de1e4e89SAndroid Build Coastguard Worker 			       100.0 * s->sndbuf_limited / s->busy_time);
1967*de1e4e89SAndroid Build Coastguard Worker 	}
1968*de1e4e89SAndroid Build Coastguard Worker 
1969*de1e4e89SAndroid Build Coastguard Worker 	if (s->unacked)
1970*de1e4e89SAndroid Build Coastguard Worker 		printf(" unacked:%u", s->unacked);
1971*de1e4e89SAndroid Build Coastguard Worker 	if (s->retrans || s->retrans_total)
1972*de1e4e89SAndroid Build Coastguard Worker 		printf(" retrans:%u/%u", s->retrans, s->retrans_total);
1973*de1e4e89SAndroid Build Coastguard Worker 	if (s->lost)
1974*de1e4e89SAndroid Build Coastguard Worker 		printf(" lost:%u", s->lost);
1975*de1e4e89SAndroid Build Coastguard Worker 	if (s->sacked && s->ss.state != SS_LISTEN)
1976*de1e4e89SAndroid Build Coastguard Worker 		printf(" sacked:%u", s->sacked);
1977*de1e4e89SAndroid Build Coastguard Worker 	if (s->fackets)
1978*de1e4e89SAndroid Build Coastguard Worker 		printf(" fackets:%u", s->fackets);
1979*de1e4e89SAndroid Build Coastguard Worker 	if (s->reordering != 3)
1980*de1e4e89SAndroid Build Coastguard Worker 		printf(" reordering:%d", s->reordering);
1981*de1e4e89SAndroid Build Coastguard Worker 	if (s->rcv_rtt)
1982*de1e4e89SAndroid Build Coastguard Worker 		printf(" rcv_rtt:%g", s->rcv_rtt);
1983*de1e4e89SAndroid Build Coastguard Worker 	if (s->rcv_space)
1984*de1e4e89SAndroid Build Coastguard Worker 		printf(" rcv_space:%d", s->rcv_space);
1985*de1e4e89SAndroid Build Coastguard Worker 	if (s->not_sent)
1986*de1e4e89SAndroid Build Coastguard Worker 		printf(" notsent:%u", s->not_sent);
1987*de1e4e89SAndroid Build Coastguard Worker 	if (s->min_rtt)
1988*de1e4e89SAndroid Build Coastguard Worker 		printf(" minrtt:%g", s->min_rtt);
1989*de1e4e89SAndroid Build Coastguard Worker }
1990*de1e4e89SAndroid Build Coastguard Worker 
tcp_timer_print(struct tcpstat * s)1991*de1e4e89SAndroid Build Coastguard Worker static void tcp_timer_print(struct tcpstat *s)
1992*de1e4e89SAndroid Build Coastguard Worker {
1993*de1e4e89SAndroid Build Coastguard Worker 	static const char * const tmr_name[] = {
1994*de1e4e89SAndroid Build Coastguard Worker 		"off",
1995*de1e4e89SAndroid Build Coastguard Worker 		"on",
1996*de1e4e89SAndroid Build Coastguard Worker 		"keepalive",
1997*de1e4e89SAndroid Build Coastguard Worker 		"timewait",
1998*de1e4e89SAndroid Build Coastguard Worker 		"persist",
1999*de1e4e89SAndroid Build Coastguard Worker 		"unknown"
2000*de1e4e89SAndroid Build Coastguard Worker 	};
2001*de1e4e89SAndroid Build Coastguard Worker 
2002*de1e4e89SAndroid Build Coastguard Worker 	if (s->timer) {
2003*de1e4e89SAndroid Build Coastguard Worker 		if (s->timer > 4)
2004*de1e4e89SAndroid Build Coastguard Worker 			s->timer = 5;
2005*de1e4e89SAndroid Build Coastguard Worker 		printf(" timer:(%s,%s,%d)",
2006*de1e4e89SAndroid Build Coastguard Worker 				tmr_name[s->timer],
2007*de1e4e89SAndroid Build Coastguard Worker 				print_ms_timer(s->timeout),
2008*de1e4e89SAndroid Build Coastguard Worker 				s->retrans);
2009*de1e4e89SAndroid Build Coastguard Worker 	}
2010*de1e4e89SAndroid Build Coastguard Worker }
2011*de1e4e89SAndroid Build Coastguard Worker 
sctp_timer_print(struct tcpstat * s)2012*de1e4e89SAndroid Build Coastguard Worker static void sctp_timer_print(struct tcpstat *s)
2013*de1e4e89SAndroid Build Coastguard Worker {
2014*de1e4e89SAndroid Build Coastguard Worker 	if (s->timer)
2015*de1e4e89SAndroid Build Coastguard Worker 		printf(" timer:(T3_RTX,%s,%d)",
2016*de1e4e89SAndroid Build Coastguard Worker 		       print_ms_timer(s->timeout), s->retrans);
2017*de1e4e89SAndroid Build Coastguard Worker }
2018*de1e4e89SAndroid Build Coastguard Worker 
tcp_show_line(char * line,const struct filter * f,int family)2019*de1e4e89SAndroid Build Coastguard Worker static int tcp_show_line(char *line, const struct filter *f, int family)
2020*de1e4e89SAndroid Build Coastguard Worker {
2021*de1e4e89SAndroid Build Coastguard Worker 	int rto = 0, ato = 0;
2022*de1e4e89SAndroid Build Coastguard Worker 	struct tcpstat s = {};
2023*de1e4e89SAndroid Build Coastguard Worker 	char *loc, *rem, *data;
2024*de1e4e89SAndroid Build Coastguard Worker 	char opt[256];
2025*de1e4e89SAndroid Build Coastguard Worker 	int n;
2026*de1e4e89SAndroid Build Coastguard Worker 	int hz = get_user_hz();
2027*de1e4e89SAndroid Build Coastguard Worker 
2028*de1e4e89SAndroid Build Coastguard Worker 	if (proc_inet_split_line(line, &loc, &rem, &data))
2029*de1e4e89SAndroid Build Coastguard Worker 		return -1;
2030*de1e4e89SAndroid Build Coastguard Worker 
2031*de1e4e89SAndroid Build Coastguard Worker 	int state = (data[1] >= 'A') ? (data[1] - 'A' + 10) : (data[1] - '0');
2032*de1e4e89SAndroid Build Coastguard Worker 
2033*de1e4e89SAndroid Build Coastguard Worker 	if (!(f->states & (1 << state)))
2034*de1e4e89SAndroid Build Coastguard Worker 		return 0;
2035*de1e4e89SAndroid Build Coastguard Worker 
2036*de1e4e89SAndroid Build Coastguard Worker 	proc_parse_inet_addr(loc, rem, family, &s.ss);
2037*de1e4e89SAndroid Build Coastguard Worker 
2038*de1e4e89SAndroid Build Coastguard Worker 	if (f->f && run_ssfilter(f->f, &s.ss) == 0)
2039*de1e4e89SAndroid Build Coastguard Worker 		return 0;
2040*de1e4e89SAndroid Build Coastguard Worker 
2041*de1e4e89SAndroid Build Coastguard Worker 	opt[0] = 0;
2042*de1e4e89SAndroid Build Coastguard Worker 	n = sscanf(data, "%x %x:%x %x:%x %x %d %d %u %d %llx %d %d %d %u %d %[^\n]\n",
2043*de1e4e89SAndroid Build Coastguard Worker 		   &s.ss.state, &s.ss.wq, &s.ss.rq,
2044*de1e4e89SAndroid Build Coastguard Worker 		   &s.timer, &s.timeout, &s.retrans, &s.ss.uid, &s.probes,
2045*de1e4e89SAndroid Build Coastguard Worker 		   &s.ss.ino, &s.ss.refcnt, &s.ss.sk, &rto, &ato, &s.qack, &s.cwnd,
2046*de1e4e89SAndroid Build Coastguard Worker 		   &s.ssthresh, opt);
2047*de1e4e89SAndroid Build Coastguard Worker 
2048*de1e4e89SAndroid Build Coastguard Worker 	if (n < 17)
2049*de1e4e89SAndroid Build Coastguard Worker 		opt[0] = 0;
2050*de1e4e89SAndroid Build Coastguard Worker 
2051*de1e4e89SAndroid Build Coastguard Worker 	if (n < 12) {
2052*de1e4e89SAndroid Build Coastguard Worker 		rto = 0;
2053*de1e4e89SAndroid Build Coastguard Worker 		s.cwnd = 2;
2054*de1e4e89SAndroid Build Coastguard Worker 		s.ssthresh = -1;
2055*de1e4e89SAndroid Build Coastguard Worker 		ato = s.qack = 0;
2056*de1e4e89SAndroid Build Coastguard Worker 	}
2057*de1e4e89SAndroid Build Coastguard Worker 
2058*de1e4e89SAndroid Build Coastguard Worker 	s.retrans   = s.timer != 1 ? s.probes : s.retrans;
2059*de1e4e89SAndroid Build Coastguard Worker 	s.timeout   = (s.timeout * 1000 + hz - 1) / hz;
2060*de1e4e89SAndroid Build Coastguard Worker 	s.ato	    = (double)ato / hz;
2061*de1e4e89SAndroid Build Coastguard Worker 	s.qack	   /= 2;
2062*de1e4e89SAndroid Build Coastguard Worker 	s.rto	    = (double)rto;
2063*de1e4e89SAndroid Build Coastguard Worker 	s.ssthresh  = s.ssthresh == -1 ? 0 : s.ssthresh;
2064*de1e4e89SAndroid Build Coastguard Worker 	s.rto	    = s.rto != 3 * hz  ? s.rto / hz : 0;
2065*de1e4e89SAndroid Build Coastguard Worker 	s.ss.type   = IPPROTO_TCP;
2066*de1e4e89SAndroid Build Coastguard Worker 
2067*de1e4e89SAndroid Build Coastguard Worker 	inet_stats_print(&s.ss, false);
2068*de1e4e89SAndroid Build Coastguard Worker 
2069*de1e4e89SAndroid Build Coastguard Worker 	if (show_options)
2070*de1e4e89SAndroid Build Coastguard Worker 		tcp_timer_print(&s);
2071*de1e4e89SAndroid Build Coastguard Worker 
2072*de1e4e89SAndroid Build Coastguard Worker 	if (show_details) {
2073*de1e4e89SAndroid Build Coastguard Worker 		sock_details_print(&s.ss);
2074*de1e4e89SAndroid Build Coastguard Worker 		if (opt[0])
2075*de1e4e89SAndroid Build Coastguard Worker 			printf(" opt:\"%s\"", opt);
2076*de1e4e89SAndroid Build Coastguard Worker 	}
2077*de1e4e89SAndroid Build Coastguard Worker 
2078*de1e4e89SAndroid Build Coastguard Worker 	if (show_tcpinfo)
2079*de1e4e89SAndroid Build Coastguard Worker 		tcp_stats_print(&s);
2080*de1e4e89SAndroid Build Coastguard Worker 
2081*de1e4e89SAndroid Build Coastguard Worker 	printf("\n");
2082*de1e4e89SAndroid Build Coastguard Worker 	return 0;
2083*de1e4e89SAndroid Build Coastguard Worker }
2084*de1e4e89SAndroid Build Coastguard Worker 
generic_record_read(FILE * fp,int (* worker)(char *,const struct filter *,int),const struct filter * f,int fam)2085*de1e4e89SAndroid Build Coastguard Worker static int generic_record_read(FILE *fp,
2086*de1e4e89SAndroid Build Coastguard Worker 			       int (*worker)(char*, const struct filter *, int),
2087*de1e4e89SAndroid Build Coastguard Worker 			       const struct filter *f, int fam)
2088*de1e4e89SAndroid Build Coastguard Worker {
2089*de1e4e89SAndroid Build Coastguard Worker 	char line[256];
2090*de1e4e89SAndroid Build Coastguard Worker 
2091*de1e4e89SAndroid Build Coastguard Worker 	/* skip header */
2092*de1e4e89SAndroid Build Coastguard Worker 	if (fgets(line, sizeof(line), fp) == NULL)
2093*de1e4e89SAndroid Build Coastguard Worker 		goto outerr;
2094*de1e4e89SAndroid Build Coastguard Worker 
2095*de1e4e89SAndroid Build Coastguard Worker 	while (fgets(line, sizeof(line), fp) != NULL) {
2096*de1e4e89SAndroid Build Coastguard Worker 		int n = strlen(line);
2097*de1e4e89SAndroid Build Coastguard Worker 
2098*de1e4e89SAndroid Build Coastguard Worker 		if (n == 0 || line[n-1] != '\n') {
2099*de1e4e89SAndroid Build Coastguard Worker 			errno = -EINVAL;
2100*de1e4e89SAndroid Build Coastguard Worker 			return -1;
2101*de1e4e89SAndroid Build Coastguard Worker 		}
2102*de1e4e89SAndroid Build Coastguard Worker 		line[n-1] = 0;
2103*de1e4e89SAndroid Build Coastguard Worker 
2104*de1e4e89SAndroid Build Coastguard Worker 		if (worker(line, f, fam) < 0)
2105*de1e4e89SAndroid Build Coastguard Worker 			return 0;
2106*de1e4e89SAndroid Build Coastguard Worker 	}
2107*de1e4e89SAndroid Build Coastguard Worker outerr:
2108*de1e4e89SAndroid Build Coastguard Worker 
2109*de1e4e89SAndroid Build Coastguard Worker 	return ferror(fp) ? -1 : 0;
2110*de1e4e89SAndroid Build Coastguard Worker }
2111*de1e4e89SAndroid Build Coastguard Worker 
print_skmeminfo(struct rtattr * tb[],int attrtype)2112*de1e4e89SAndroid Build Coastguard Worker static void print_skmeminfo(struct rtattr *tb[], int attrtype)
2113*de1e4e89SAndroid Build Coastguard Worker {
2114*de1e4e89SAndroid Build Coastguard Worker 	const __u32 *skmeminfo;
2115*de1e4e89SAndroid Build Coastguard Worker 
2116*de1e4e89SAndroid Build Coastguard Worker 	if (!tb[attrtype]) {
2117*de1e4e89SAndroid Build Coastguard Worker 		if (attrtype == INET_DIAG_SKMEMINFO) {
2118*de1e4e89SAndroid Build Coastguard Worker 			if (!tb[INET_DIAG_MEMINFO])
2119*de1e4e89SAndroid Build Coastguard Worker 				return;
2120*de1e4e89SAndroid Build Coastguard Worker 
2121*de1e4e89SAndroid Build Coastguard Worker 			const struct inet_diag_meminfo *minfo =
2122*de1e4e89SAndroid Build Coastguard Worker 				RTA_DATA(tb[INET_DIAG_MEMINFO]);
2123*de1e4e89SAndroid Build Coastguard Worker 
2124*de1e4e89SAndroid Build Coastguard Worker 			printf(" mem:(r%u,w%u,f%u,t%u)",
2125*de1e4e89SAndroid Build Coastguard Worker 					minfo->idiag_rmem,
2126*de1e4e89SAndroid Build Coastguard Worker 					minfo->idiag_wmem,
2127*de1e4e89SAndroid Build Coastguard Worker 					minfo->idiag_fmem,
2128*de1e4e89SAndroid Build Coastguard Worker 					minfo->idiag_tmem);
2129*de1e4e89SAndroid Build Coastguard Worker 		}
2130*de1e4e89SAndroid Build Coastguard Worker 		return;
2131*de1e4e89SAndroid Build Coastguard Worker 	}
2132*de1e4e89SAndroid Build Coastguard Worker 
2133*de1e4e89SAndroid Build Coastguard Worker 	skmeminfo = RTA_DATA(tb[attrtype]);
2134*de1e4e89SAndroid Build Coastguard Worker 
2135*de1e4e89SAndroid Build Coastguard Worker 	printf(" skmem:(r%u,rb%u,t%u,tb%u,f%u,w%u,o%u",
2136*de1e4e89SAndroid Build Coastguard Worker 	       skmeminfo[SK_MEMINFO_RMEM_ALLOC],
2137*de1e4e89SAndroid Build Coastguard Worker 	       skmeminfo[SK_MEMINFO_RCVBUF],
2138*de1e4e89SAndroid Build Coastguard Worker 	       skmeminfo[SK_MEMINFO_WMEM_ALLOC],
2139*de1e4e89SAndroid Build Coastguard Worker 	       skmeminfo[SK_MEMINFO_SNDBUF],
2140*de1e4e89SAndroid Build Coastguard Worker 	       skmeminfo[SK_MEMINFO_FWD_ALLOC],
2141*de1e4e89SAndroid Build Coastguard Worker 	       skmeminfo[SK_MEMINFO_WMEM_QUEUED],
2142*de1e4e89SAndroid Build Coastguard Worker 	       skmeminfo[SK_MEMINFO_OPTMEM]);
2143*de1e4e89SAndroid Build Coastguard Worker 
2144*de1e4e89SAndroid Build Coastguard Worker 	if (RTA_PAYLOAD(tb[attrtype]) >=
2145*de1e4e89SAndroid Build Coastguard Worker 		(SK_MEMINFO_BACKLOG + 1) * sizeof(__u32))
2146*de1e4e89SAndroid Build Coastguard Worker 		printf(",bl%u", skmeminfo[SK_MEMINFO_BACKLOG]);
2147*de1e4e89SAndroid Build Coastguard Worker 
2148*de1e4e89SAndroid Build Coastguard Worker 	if (RTA_PAYLOAD(tb[attrtype]) >=
2149*de1e4e89SAndroid Build Coastguard Worker 		(SK_MEMINFO_DROPS + 1) * sizeof(__u32))
2150*de1e4e89SAndroid Build Coastguard Worker 		printf(",d%u", skmeminfo[SK_MEMINFO_DROPS]);
2151*de1e4e89SAndroid Build Coastguard Worker 
2152*de1e4e89SAndroid Build Coastguard Worker 	printf(")");
2153*de1e4e89SAndroid Build Coastguard Worker }
2154*de1e4e89SAndroid Build Coastguard Worker 
print_md5sig(struct tcp_diag_md5sig * sig)2155*de1e4e89SAndroid Build Coastguard Worker static void print_md5sig(struct tcp_diag_md5sig *sig)
2156*de1e4e89SAndroid Build Coastguard Worker {
2157*de1e4e89SAndroid Build Coastguard Worker 	printf("%s/%d=",
2158*de1e4e89SAndroid Build Coastguard Worker 	       format_host(sig->tcpm_family,
2159*de1e4e89SAndroid Build Coastguard Worker 			   sig->tcpm_family == AF_INET6 ? 16 : 4,
2160*de1e4e89SAndroid Build Coastguard Worker 			   &sig->tcpm_addr),
2161*de1e4e89SAndroid Build Coastguard Worker 	       sig->tcpm_prefixlen);
2162*de1e4e89SAndroid Build Coastguard Worker 	print_escape_buf(sig->tcpm_key, sig->tcpm_keylen, " ,");
2163*de1e4e89SAndroid Build Coastguard Worker }
2164*de1e4e89SAndroid Build Coastguard Worker 
2165*de1e4e89SAndroid Build Coastguard Worker #define TCPI_HAS_OPT(info, opt) !!(info->tcpi_options & (opt))
2166*de1e4e89SAndroid Build Coastguard Worker 
tcp_show_info(const struct nlmsghdr * nlh,struct inet_diag_msg * r,struct rtattr * tb[])2167*de1e4e89SAndroid Build Coastguard Worker static void tcp_show_info(const struct nlmsghdr *nlh, struct inet_diag_msg *r,
2168*de1e4e89SAndroid Build Coastguard Worker 		struct rtattr *tb[])
2169*de1e4e89SAndroid Build Coastguard Worker {
2170*de1e4e89SAndroid Build Coastguard Worker 	double rtt = 0;
2171*de1e4e89SAndroid Build Coastguard Worker 	struct tcpstat s = {};
2172*de1e4e89SAndroid Build Coastguard Worker 
2173*de1e4e89SAndroid Build Coastguard Worker 	s.ss.state = r->idiag_state;
2174*de1e4e89SAndroid Build Coastguard Worker 
2175*de1e4e89SAndroid Build Coastguard Worker 	print_skmeminfo(tb, INET_DIAG_SKMEMINFO);
2176*de1e4e89SAndroid Build Coastguard Worker 
2177*de1e4e89SAndroid Build Coastguard Worker 	if (tb[INET_DIAG_INFO]) {
2178*de1e4e89SAndroid Build Coastguard Worker 		struct tcp_info *info;
2179*de1e4e89SAndroid Build Coastguard Worker 		int len = RTA_PAYLOAD(tb[INET_DIAG_INFO]);
2180*de1e4e89SAndroid Build Coastguard Worker 
2181*de1e4e89SAndroid Build Coastguard Worker 		/* workaround for older kernels with less fields */
2182*de1e4e89SAndroid Build Coastguard Worker 		if (len < sizeof(*info)) {
2183*de1e4e89SAndroid Build Coastguard Worker 			info = alloca(sizeof(*info));
2184*de1e4e89SAndroid Build Coastguard Worker 			memcpy(info, RTA_DATA(tb[INET_DIAG_INFO]), len);
2185*de1e4e89SAndroid Build Coastguard Worker 			memset((char *)info + len, 0, sizeof(*info) - len);
2186*de1e4e89SAndroid Build Coastguard Worker 		} else
2187*de1e4e89SAndroid Build Coastguard Worker 			info = RTA_DATA(tb[INET_DIAG_INFO]);
2188*de1e4e89SAndroid Build Coastguard Worker 
2189*de1e4e89SAndroid Build Coastguard Worker 		if (show_options) {
2190*de1e4e89SAndroid Build Coastguard Worker 			s.has_ts_opt	   = TCPI_HAS_OPT(info, TCPI_OPT_TIMESTAMPS);
2191*de1e4e89SAndroid Build Coastguard Worker 			s.has_sack_opt	   = TCPI_HAS_OPT(info, TCPI_OPT_SACK);
2192*de1e4e89SAndroid Build Coastguard Worker 			s.has_ecn_opt	   = TCPI_HAS_OPT(info, TCPI_OPT_ECN);
2193*de1e4e89SAndroid Build Coastguard Worker 			s.has_ecnseen_opt  = TCPI_HAS_OPT(info, TCPI_OPT_ECN_SEEN);
2194*de1e4e89SAndroid Build Coastguard Worker 			s.has_fastopen_opt = TCPI_HAS_OPT(info, TCPI_OPT_SYN_DATA);
2195*de1e4e89SAndroid Build Coastguard Worker 		}
2196*de1e4e89SAndroid Build Coastguard Worker 
2197*de1e4e89SAndroid Build Coastguard Worker 		if (tb[INET_DIAG_CONG])
2198*de1e4e89SAndroid Build Coastguard Worker 			strncpy(s.cong_alg,
2199*de1e4e89SAndroid Build Coastguard Worker 				rta_getattr_str(tb[INET_DIAG_CONG]),
2200*de1e4e89SAndroid Build Coastguard Worker 				sizeof(s.cong_alg) - 1);
2201*de1e4e89SAndroid Build Coastguard Worker 
2202*de1e4e89SAndroid Build Coastguard Worker 		if (TCPI_HAS_OPT(info, TCPI_OPT_WSCALE)) {
2203*de1e4e89SAndroid Build Coastguard Worker 			s.has_wscale_opt  = true;
2204*de1e4e89SAndroid Build Coastguard Worker 			s.snd_wscale	  = info->tcpi_snd_wscale;
2205*de1e4e89SAndroid Build Coastguard Worker 			s.rcv_wscale	  = info->tcpi_rcv_wscale;
2206*de1e4e89SAndroid Build Coastguard Worker 		}
2207*de1e4e89SAndroid Build Coastguard Worker 
2208*de1e4e89SAndroid Build Coastguard Worker 		if (info->tcpi_rto && info->tcpi_rto != 3000000)
2209*de1e4e89SAndroid Build Coastguard Worker 			s.rto = (double)info->tcpi_rto / 1000;
2210*de1e4e89SAndroid Build Coastguard Worker 
2211*de1e4e89SAndroid Build Coastguard Worker 		s.backoff	 = info->tcpi_backoff;
2212*de1e4e89SAndroid Build Coastguard Worker 		s.rtt		 = (double)info->tcpi_rtt / 1000;
2213*de1e4e89SAndroid Build Coastguard Worker 		s.rttvar	 = (double)info->tcpi_rttvar / 1000;
2214*de1e4e89SAndroid Build Coastguard Worker 		s.ato		 = (double)info->tcpi_ato / 1000;
2215*de1e4e89SAndroid Build Coastguard Worker 		s.mss		 = info->tcpi_snd_mss;
2216*de1e4e89SAndroid Build Coastguard Worker 		s.rcv_mss	 = info->tcpi_rcv_mss;
2217*de1e4e89SAndroid Build Coastguard Worker 		s.advmss	 = info->tcpi_advmss;
2218*de1e4e89SAndroid Build Coastguard Worker 		s.rcv_space	 = info->tcpi_rcv_space;
2219*de1e4e89SAndroid Build Coastguard Worker 		s.rcv_rtt	 = (double)info->tcpi_rcv_rtt / 1000;
2220*de1e4e89SAndroid Build Coastguard Worker 		s.lastsnd	 = info->tcpi_last_data_sent;
2221*de1e4e89SAndroid Build Coastguard Worker 		s.lastrcv	 = info->tcpi_last_data_recv;
2222*de1e4e89SAndroid Build Coastguard Worker 		s.lastack	 = info->tcpi_last_ack_recv;
2223*de1e4e89SAndroid Build Coastguard Worker 		s.unacked	 = info->tcpi_unacked;
2224*de1e4e89SAndroid Build Coastguard Worker 		s.retrans	 = info->tcpi_retrans;
2225*de1e4e89SAndroid Build Coastguard Worker 		s.retrans_total  = info->tcpi_total_retrans;
2226*de1e4e89SAndroid Build Coastguard Worker 		s.lost		 = info->tcpi_lost;
2227*de1e4e89SAndroid Build Coastguard Worker 		s.sacked	 = info->tcpi_sacked;
2228*de1e4e89SAndroid Build Coastguard Worker 		s.fackets	 = info->tcpi_fackets;
2229*de1e4e89SAndroid Build Coastguard Worker 		s.reordering	 = info->tcpi_reordering;
2230*de1e4e89SAndroid Build Coastguard Worker 		s.rcv_space	 = info->tcpi_rcv_space;
2231*de1e4e89SAndroid Build Coastguard Worker 		s.cwnd		 = info->tcpi_snd_cwnd;
2232*de1e4e89SAndroid Build Coastguard Worker 
2233*de1e4e89SAndroid Build Coastguard Worker 		if (info->tcpi_snd_ssthresh < 0xFFFF)
2234*de1e4e89SAndroid Build Coastguard Worker 			s.ssthresh = info->tcpi_snd_ssthresh;
2235*de1e4e89SAndroid Build Coastguard Worker 
2236*de1e4e89SAndroid Build Coastguard Worker 		rtt = (double) info->tcpi_rtt;
2237*de1e4e89SAndroid Build Coastguard Worker 		if (tb[INET_DIAG_VEGASINFO]) {
2238*de1e4e89SAndroid Build Coastguard Worker 			const struct tcpvegas_info *vinfo
2239*de1e4e89SAndroid Build Coastguard Worker 				= RTA_DATA(tb[INET_DIAG_VEGASINFO]);
2240*de1e4e89SAndroid Build Coastguard Worker 
2241*de1e4e89SAndroid Build Coastguard Worker 			if (vinfo->tcpv_enabled &&
2242*de1e4e89SAndroid Build Coastguard Worker 					vinfo->tcpv_rtt && vinfo->tcpv_rtt != 0x7fffffff)
2243*de1e4e89SAndroid Build Coastguard Worker 				rtt =  vinfo->tcpv_rtt;
2244*de1e4e89SAndroid Build Coastguard Worker 		}
2245*de1e4e89SAndroid Build Coastguard Worker 
2246*de1e4e89SAndroid Build Coastguard Worker 		if (tb[INET_DIAG_DCTCPINFO]) {
2247*de1e4e89SAndroid Build Coastguard Worker 			struct dctcpstat *dctcp = malloc(sizeof(struct
2248*de1e4e89SAndroid Build Coastguard Worker 						dctcpstat));
2249*de1e4e89SAndroid Build Coastguard Worker 
2250*de1e4e89SAndroid Build Coastguard Worker 			const struct tcp_dctcp_info *dinfo
2251*de1e4e89SAndroid Build Coastguard Worker 				= RTA_DATA(tb[INET_DIAG_DCTCPINFO]);
2252*de1e4e89SAndroid Build Coastguard Worker 
2253*de1e4e89SAndroid Build Coastguard Worker 			dctcp->enabled	= !!dinfo->dctcp_enabled;
2254*de1e4e89SAndroid Build Coastguard Worker 			dctcp->ce_state = dinfo->dctcp_ce_state;
2255*de1e4e89SAndroid Build Coastguard Worker 			dctcp->alpha	= dinfo->dctcp_alpha;
2256*de1e4e89SAndroid Build Coastguard Worker 			dctcp->ab_ecn	= dinfo->dctcp_ab_ecn;
2257*de1e4e89SAndroid Build Coastguard Worker 			dctcp->ab_tot	= dinfo->dctcp_ab_tot;
2258*de1e4e89SAndroid Build Coastguard Worker 			s.dctcp		= dctcp;
2259*de1e4e89SAndroid Build Coastguard Worker 		}
2260*de1e4e89SAndroid Build Coastguard Worker 
2261*de1e4e89SAndroid Build Coastguard Worker 		if (tb[INET_DIAG_BBRINFO]) {
2262*de1e4e89SAndroid Build Coastguard Worker 			const void *bbr_info = RTA_DATA(tb[INET_DIAG_BBRINFO]);
2263*de1e4e89SAndroid Build Coastguard Worker 			int len = min(RTA_PAYLOAD(tb[INET_DIAG_BBRINFO]),
2264*de1e4e89SAndroid Build Coastguard Worker 				      sizeof(*s.bbr_info));
2265*de1e4e89SAndroid Build Coastguard Worker 
2266*de1e4e89SAndroid Build Coastguard Worker 			s.bbr_info = calloc(1, sizeof(*s.bbr_info));
2267*de1e4e89SAndroid Build Coastguard Worker 			if (s.bbr_info && bbr_info)
2268*de1e4e89SAndroid Build Coastguard Worker 				memcpy(s.bbr_info, bbr_info, len);
2269*de1e4e89SAndroid Build Coastguard Worker 		}
2270*de1e4e89SAndroid Build Coastguard Worker 
2271*de1e4e89SAndroid Build Coastguard Worker 		if (rtt > 0 && info->tcpi_snd_mss && info->tcpi_snd_cwnd) {
2272*de1e4e89SAndroid Build Coastguard Worker 			s.send_bps = (double) info->tcpi_snd_cwnd *
2273*de1e4e89SAndroid Build Coastguard Worker 				(double)info->tcpi_snd_mss * 8000000. / rtt;
2274*de1e4e89SAndroid Build Coastguard Worker 		}
2275*de1e4e89SAndroid Build Coastguard Worker 
2276*de1e4e89SAndroid Build Coastguard Worker 		if (info->tcpi_pacing_rate &&
2277*de1e4e89SAndroid Build Coastguard Worker 				info->tcpi_pacing_rate != ~0ULL) {
2278*de1e4e89SAndroid Build Coastguard Worker 			s.pacing_rate = info->tcpi_pacing_rate * 8.;
2279*de1e4e89SAndroid Build Coastguard Worker 
2280*de1e4e89SAndroid Build Coastguard Worker 			if (info->tcpi_max_pacing_rate &&
2281*de1e4e89SAndroid Build Coastguard Worker 					info->tcpi_max_pacing_rate != ~0ULL)
2282*de1e4e89SAndroid Build Coastguard Worker 				s.pacing_rate_max = info->tcpi_max_pacing_rate * 8.;
2283*de1e4e89SAndroid Build Coastguard Worker 		}
2284*de1e4e89SAndroid Build Coastguard Worker 		s.bytes_acked = info->tcpi_bytes_acked;
2285*de1e4e89SAndroid Build Coastguard Worker 		s.bytes_received = info->tcpi_bytes_received;
2286*de1e4e89SAndroid Build Coastguard Worker 		s.segs_out = info->tcpi_segs_out;
2287*de1e4e89SAndroid Build Coastguard Worker 		s.segs_in = info->tcpi_segs_in;
2288*de1e4e89SAndroid Build Coastguard Worker 		s.data_segs_out = info->tcpi_data_segs_out;
2289*de1e4e89SAndroid Build Coastguard Worker 		s.data_segs_in = info->tcpi_data_segs_in;
2290*de1e4e89SAndroid Build Coastguard Worker 		s.not_sent = info->tcpi_notsent_bytes;
2291*de1e4e89SAndroid Build Coastguard Worker 		if (info->tcpi_min_rtt && info->tcpi_min_rtt != ~0U)
2292*de1e4e89SAndroid Build Coastguard Worker 			s.min_rtt = (double) info->tcpi_min_rtt / 1000;
2293*de1e4e89SAndroid Build Coastguard Worker 		s.delivery_rate = info->tcpi_delivery_rate * 8.;
2294*de1e4e89SAndroid Build Coastguard Worker 		s.app_limited = info->tcpi_delivery_rate_app_limited;
2295*de1e4e89SAndroid Build Coastguard Worker 		s.busy_time = info->tcpi_busy_time;
2296*de1e4e89SAndroid Build Coastguard Worker 		s.rwnd_limited = info->tcpi_rwnd_limited;
2297*de1e4e89SAndroid Build Coastguard Worker 		s.sndbuf_limited = info->tcpi_sndbuf_limited;
2298*de1e4e89SAndroid Build Coastguard Worker 		tcp_stats_print(&s);
2299*de1e4e89SAndroid Build Coastguard Worker 		free(s.dctcp);
2300*de1e4e89SAndroid Build Coastguard Worker 		free(s.bbr_info);
2301*de1e4e89SAndroid Build Coastguard Worker 	}
2302*de1e4e89SAndroid Build Coastguard Worker 	if (tb[INET_DIAG_MD5SIG]) {
2303*de1e4e89SAndroid Build Coastguard Worker 		struct tcp_diag_md5sig *sig = RTA_DATA(tb[INET_DIAG_MD5SIG]);
2304*de1e4e89SAndroid Build Coastguard Worker 		int len = RTA_PAYLOAD(tb[INET_DIAG_MD5SIG]);
2305*de1e4e89SAndroid Build Coastguard Worker 
2306*de1e4e89SAndroid Build Coastguard Worker 		printf(" md5keys:");
2307*de1e4e89SAndroid Build Coastguard Worker 		print_md5sig(sig++);
2308*de1e4e89SAndroid Build Coastguard Worker 		for (len -= sizeof(*sig); len > 0; len -= sizeof(*sig)) {
2309*de1e4e89SAndroid Build Coastguard Worker 			printf(",");
2310*de1e4e89SAndroid Build Coastguard Worker 			print_md5sig(sig++);
2311*de1e4e89SAndroid Build Coastguard Worker 		}
2312*de1e4e89SAndroid Build Coastguard Worker 	}
2313*de1e4e89SAndroid Build Coastguard Worker }
2314*de1e4e89SAndroid Build Coastguard Worker 
format_host_sa(struct sockaddr_storage * sa)2315*de1e4e89SAndroid Build Coastguard Worker static const char *format_host_sa(struct sockaddr_storage *sa)
2316*de1e4e89SAndroid Build Coastguard Worker {
2317*de1e4e89SAndroid Build Coastguard Worker 	union {
2318*de1e4e89SAndroid Build Coastguard Worker 		struct sockaddr_in sin;
2319*de1e4e89SAndroid Build Coastguard Worker 		struct sockaddr_in6 sin6;
2320*de1e4e89SAndroid Build Coastguard Worker 	} *saddr = (void *)sa;
2321*de1e4e89SAndroid Build Coastguard Worker 
2322*de1e4e89SAndroid Build Coastguard Worker 	switch (sa->ss_family) {
2323*de1e4e89SAndroid Build Coastguard Worker 	case AF_INET:
2324*de1e4e89SAndroid Build Coastguard Worker 		return format_host(AF_INET, 4, &saddr->sin.sin_addr);
2325*de1e4e89SAndroid Build Coastguard Worker 	case AF_INET6:
2326*de1e4e89SAndroid Build Coastguard Worker 		return format_host(AF_INET6, 16, &saddr->sin6.sin6_addr);
2327*de1e4e89SAndroid Build Coastguard Worker 	default:
2328*de1e4e89SAndroid Build Coastguard Worker 		return "";
2329*de1e4e89SAndroid Build Coastguard Worker 	}
2330*de1e4e89SAndroid Build Coastguard Worker }
2331*de1e4e89SAndroid Build Coastguard Worker 
sctp_show_info(const struct nlmsghdr * nlh,struct inet_diag_msg * r,struct rtattr * tb[])2332*de1e4e89SAndroid Build Coastguard Worker static void sctp_show_info(const struct nlmsghdr *nlh, struct inet_diag_msg *r,
2333*de1e4e89SAndroid Build Coastguard Worker 		struct rtattr *tb[])
2334*de1e4e89SAndroid Build Coastguard Worker {
2335*de1e4e89SAndroid Build Coastguard Worker 	struct sockaddr_storage *sa;
2336*de1e4e89SAndroid Build Coastguard Worker 	int len;
2337*de1e4e89SAndroid Build Coastguard Worker 
2338*de1e4e89SAndroid Build Coastguard Worker 	print_skmeminfo(tb, INET_DIAG_SKMEMINFO);
2339*de1e4e89SAndroid Build Coastguard Worker 
2340*de1e4e89SAndroid Build Coastguard Worker 	if (tb[INET_DIAG_LOCALS]) {
2341*de1e4e89SAndroid Build Coastguard Worker 		len = RTA_PAYLOAD(tb[INET_DIAG_LOCALS]);
2342*de1e4e89SAndroid Build Coastguard Worker 		sa = RTA_DATA(tb[INET_DIAG_LOCALS]);
2343*de1e4e89SAndroid Build Coastguard Worker 
2344*de1e4e89SAndroid Build Coastguard Worker 		printf("locals:%s", format_host_sa(sa));
2345*de1e4e89SAndroid Build Coastguard Worker 		for (sa++, len -= sizeof(*sa); len > 0; sa++, len -= sizeof(*sa))
2346*de1e4e89SAndroid Build Coastguard Worker 			printf(",%s", format_host_sa(sa));
2347*de1e4e89SAndroid Build Coastguard Worker 
2348*de1e4e89SAndroid Build Coastguard Worker 	}
2349*de1e4e89SAndroid Build Coastguard Worker 	if (tb[INET_DIAG_PEERS]) {
2350*de1e4e89SAndroid Build Coastguard Worker 		len = RTA_PAYLOAD(tb[INET_DIAG_PEERS]);
2351*de1e4e89SAndroid Build Coastguard Worker 		sa = RTA_DATA(tb[INET_DIAG_PEERS]);
2352*de1e4e89SAndroid Build Coastguard Worker 
2353*de1e4e89SAndroid Build Coastguard Worker 		printf(" peers:%s", format_host_sa(sa));
2354*de1e4e89SAndroid Build Coastguard Worker 		for (sa++, len -= sizeof(*sa); len > 0; sa++, len -= sizeof(*sa))
2355*de1e4e89SAndroid Build Coastguard Worker 			printf(",%s", format_host_sa(sa));
2356*de1e4e89SAndroid Build Coastguard Worker 	}
2357*de1e4e89SAndroid Build Coastguard Worker 	if (tb[INET_DIAG_INFO]) {
2358*de1e4e89SAndroid Build Coastguard Worker 		struct sctp_info *info;
2359*de1e4e89SAndroid Build Coastguard Worker 		len = RTA_PAYLOAD(tb[INET_DIAG_INFO]);
2360*de1e4e89SAndroid Build Coastguard Worker 
2361*de1e4e89SAndroid Build Coastguard Worker 		/* workaround for older kernels with less fields */
2362*de1e4e89SAndroid Build Coastguard Worker 		if (len < sizeof(*info)) {
2363*de1e4e89SAndroid Build Coastguard Worker 			info = alloca(sizeof(*info));
2364*de1e4e89SAndroid Build Coastguard Worker 			memcpy(info, RTA_DATA(tb[INET_DIAG_INFO]), len);
2365*de1e4e89SAndroid Build Coastguard Worker 			memset((char *)info + len, 0, sizeof(*info) - len);
2366*de1e4e89SAndroid Build Coastguard Worker 		} else
2367*de1e4e89SAndroid Build Coastguard Worker 			info = RTA_DATA(tb[INET_DIAG_INFO]);
2368*de1e4e89SAndroid Build Coastguard Worker 
2369*de1e4e89SAndroid Build Coastguard Worker 		sctp_stats_print(info);
2370*de1e4e89SAndroid Build Coastguard Worker 	}
2371*de1e4e89SAndroid Build Coastguard Worker }
2372*de1e4e89SAndroid Build Coastguard Worker 
parse_diag_msg(struct nlmsghdr * nlh,struct sockstat * s)2373*de1e4e89SAndroid Build Coastguard Worker static void parse_diag_msg(struct nlmsghdr *nlh, struct sockstat *s)
2374*de1e4e89SAndroid Build Coastguard Worker {
2375*de1e4e89SAndroid Build Coastguard Worker 	struct rtattr *tb[INET_DIAG_MAX+1];
2376*de1e4e89SAndroid Build Coastguard Worker 	struct inet_diag_msg *r = NLMSG_DATA(nlh);
2377*de1e4e89SAndroid Build Coastguard Worker 
2378*de1e4e89SAndroid Build Coastguard Worker 	parse_rtattr(tb, INET_DIAG_MAX, (struct rtattr *)(r+1),
2379*de1e4e89SAndroid Build Coastguard Worker 		     nlh->nlmsg_len - NLMSG_LENGTH(sizeof(*r)));
2380*de1e4e89SAndroid Build Coastguard Worker 
2381*de1e4e89SAndroid Build Coastguard Worker 	s->state	= r->idiag_state;
2382*de1e4e89SAndroid Build Coastguard Worker 	s->local.family	= s->remote.family = r->idiag_family;
2383*de1e4e89SAndroid Build Coastguard Worker 	s->lport	= ntohs(r->id.idiag_sport);
2384*de1e4e89SAndroid Build Coastguard Worker 	s->rport	= ntohs(r->id.idiag_dport);
2385*de1e4e89SAndroid Build Coastguard Worker 	s->wq		= r->idiag_wqueue;
2386*de1e4e89SAndroid Build Coastguard Worker 	s->rq		= r->idiag_rqueue;
2387*de1e4e89SAndroid Build Coastguard Worker 	s->ino		= r->idiag_inode;
2388*de1e4e89SAndroid Build Coastguard Worker 	s->uid		= r->idiag_uid;
2389*de1e4e89SAndroid Build Coastguard Worker 	s->iface	= r->id.idiag_if;
2390*de1e4e89SAndroid Build Coastguard Worker 	s->sk		= cookie_sk_get(&r->id.idiag_cookie[0]);
2391*de1e4e89SAndroid Build Coastguard Worker 
2392*de1e4e89SAndroid Build Coastguard Worker 	s->mark = 0;
2393*de1e4e89SAndroid Build Coastguard Worker 	if (tb[INET_DIAG_MARK])
2394*de1e4e89SAndroid Build Coastguard Worker 		s->mark = rta_getattr_u32(tb[INET_DIAG_MARK]);
2395*de1e4e89SAndroid Build Coastguard Worker 	if (tb[INET_DIAG_PROTOCOL])
2396*de1e4e89SAndroid Build Coastguard Worker 		s->raw_prot = rta_getattr_u8(tb[INET_DIAG_PROTOCOL]);
2397*de1e4e89SAndroid Build Coastguard Worker 	else
2398*de1e4e89SAndroid Build Coastguard Worker 		s->raw_prot = 0;
2399*de1e4e89SAndroid Build Coastguard Worker 
2400*de1e4e89SAndroid Build Coastguard Worker 	if (s->local.family == AF_INET)
2401*de1e4e89SAndroid Build Coastguard Worker 		s->local.bytelen = s->remote.bytelen = 4;
2402*de1e4e89SAndroid Build Coastguard Worker 	else
2403*de1e4e89SAndroid Build Coastguard Worker 		s->local.bytelen = s->remote.bytelen = 16;
2404*de1e4e89SAndroid Build Coastguard Worker 
2405*de1e4e89SAndroid Build Coastguard Worker 	memcpy(s->local.data, r->id.idiag_src, s->local.bytelen);
2406*de1e4e89SAndroid Build Coastguard Worker 	memcpy(s->remote.data, r->id.idiag_dst, s->local.bytelen);
2407*de1e4e89SAndroid Build Coastguard Worker }
2408*de1e4e89SAndroid Build Coastguard Worker 
inet_show_sock(struct nlmsghdr * nlh,struct sockstat * s)2409*de1e4e89SAndroid Build Coastguard Worker static int inet_show_sock(struct nlmsghdr *nlh,
2410*de1e4e89SAndroid Build Coastguard Worker 			  struct sockstat *s)
2411*de1e4e89SAndroid Build Coastguard Worker {
2412*de1e4e89SAndroid Build Coastguard Worker 	struct rtattr *tb[INET_DIAG_MAX+1];
2413*de1e4e89SAndroid Build Coastguard Worker 	struct inet_diag_msg *r = NLMSG_DATA(nlh);
2414*de1e4e89SAndroid Build Coastguard Worker 	unsigned char v6only = 0;
2415*de1e4e89SAndroid Build Coastguard Worker 
2416*de1e4e89SAndroid Build Coastguard Worker 	parse_rtattr(tb, INET_DIAG_MAX, (struct rtattr *)(r+1),
2417*de1e4e89SAndroid Build Coastguard Worker 		     nlh->nlmsg_len - NLMSG_LENGTH(sizeof(*r)));
2418*de1e4e89SAndroid Build Coastguard Worker 
2419*de1e4e89SAndroid Build Coastguard Worker 	if (tb[INET_DIAG_PROTOCOL])
2420*de1e4e89SAndroid Build Coastguard Worker 		s->type = rta_getattr_u8(tb[INET_DIAG_PROTOCOL]);
2421*de1e4e89SAndroid Build Coastguard Worker 
2422*de1e4e89SAndroid Build Coastguard Worker 	if (s->local.family == AF_INET6 && tb[INET_DIAG_SKV6ONLY])
2423*de1e4e89SAndroid Build Coastguard Worker 		v6only = rta_getattr_u8(tb[INET_DIAG_SKV6ONLY]);
2424*de1e4e89SAndroid Build Coastguard Worker 
2425*de1e4e89SAndroid Build Coastguard Worker 	inet_stats_print(s, v6only);
2426*de1e4e89SAndroid Build Coastguard Worker 
2427*de1e4e89SAndroid Build Coastguard Worker 	if (show_options) {
2428*de1e4e89SAndroid Build Coastguard Worker 		struct tcpstat t = {};
2429*de1e4e89SAndroid Build Coastguard Worker 
2430*de1e4e89SAndroid Build Coastguard Worker 		t.timer = r->idiag_timer;
2431*de1e4e89SAndroid Build Coastguard Worker 		t.timeout = r->idiag_expires;
2432*de1e4e89SAndroid Build Coastguard Worker 		t.retrans = r->idiag_retrans;
2433*de1e4e89SAndroid Build Coastguard Worker 		if (s->type == IPPROTO_SCTP)
2434*de1e4e89SAndroid Build Coastguard Worker 			sctp_timer_print(&t);
2435*de1e4e89SAndroid Build Coastguard Worker 		else
2436*de1e4e89SAndroid Build Coastguard Worker 			tcp_timer_print(&t);
2437*de1e4e89SAndroid Build Coastguard Worker 	}
2438*de1e4e89SAndroid Build Coastguard Worker 
2439*de1e4e89SAndroid Build Coastguard Worker 	if (show_details) {
2440*de1e4e89SAndroid Build Coastguard Worker 		sock_details_print(s);
2441*de1e4e89SAndroid Build Coastguard Worker 		if (s->local.family == AF_INET6 && tb[INET_DIAG_SKV6ONLY])
2442*de1e4e89SAndroid Build Coastguard Worker 			printf(" v6only:%u", v6only);
2443*de1e4e89SAndroid Build Coastguard Worker 
2444*de1e4e89SAndroid Build Coastguard Worker 		if (tb[INET_DIAG_SHUTDOWN]) {
2445*de1e4e89SAndroid Build Coastguard Worker 			unsigned char mask;
2446*de1e4e89SAndroid Build Coastguard Worker 
2447*de1e4e89SAndroid Build Coastguard Worker 			mask = rta_getattr_u8(tb[INET_DIAG_SHUTDOWN]);
2448*de1e4e89SAndroid Build Coastguard Worker 			printf(" %c-%c", mask & 1 ? '-' : '<', mask & 2 ? '-' : '>');
2449*de1e4e89SAndroid Build Coastguard Worker 		}
2450*de1e4e89SAndroid Build Coastguard Worker 	}
2451*de1e4e89SAndroid Build Coastguard Worker 
2452*de1e4e89SAndroid Build Coastguard Worker 	if (show_mem || (show_tcpinfo && s->type != IPPROTO_UDP)) {
2453*de1e4e89SAndroid Build Coastguard Worker 		printf("\n\t");
2454*de1e4e89SAndroid Build Coastguard Worker 		if (s->type == IPPROTO_SCTP)
2455*de1e4e89SAndroid Build Coastguard Worker 			sctp_show_info(nlh, r, tb);
2456*de1e4e89SAndroid Build Coastguard Worker 		else
2457*de1e4e89SAndroid Build Coastguard Worker 			tcp_show_info(nlh, r, tb);
2458*de1e4e89SAndroid Build Coastguard Worker 	}
2459*de1e4e89SAndroid Build Coastguard Worker 	sctp_ino = s->ino;
2460*de1e4e89SAndroid Build Coastguard Worker 
2461*de1e4e89SAndroid Build Coastguard Worker 	printf("\n");
2462*de1e4e89SAndroid Build Coastguard Worker 	return 0;
2463*de1e4e89SAndroid Build Coastguard Worker }
2464*de1e4e89SAndroid Build Coastguard Worker 
tcpdiag_send(int fd,int protocol,struct filter * f)2465*de1e4e89SAndroid Build Coastguard Worker static int tcpdiag_send(int fd, int protocol, struct filter *f)
2466*de1e4e89SAndroid Build Coastguard Worker {
2467*de1e4e89SAndroid Build Coastguard Worker 	struct sockaddr_nl nladdr = { .nl_family = AF_NETLINK };
2468*de1e4e89SAndroid Build Coastguard Worker 	struct {
2469*de1e4e89SAndroid Build Coastguard Worker 		struct nlmsghdr nlh;
2470*de1e4e89SAndroid Build Coastguard Worker 		struct inet_diag_req r;
2471*de1e4e89SAndroid Build Coastguard Worker 	} req = {
2472*de1e4e89SAndroid Build Coastguard Worker 		.nlh.nlmsg_len = sizeof(req),
2473*de1e4e89SAndroid Build Coastguard Worker 		.nlh.nlmsg_flags = NLM_F_ROOT | NLM_F_MATCH | NLM_F_REQUEST,
2474*de1e4e89SAndroid Build Coastguard Worker 		.nlh.nlmsg_seq = MAGIC_SEQ,
2475*de1e4e89SAndroid Build Coastguard Worker 		.r.idiag_family = AF_INET,
2476*de1e4e89SAndroid Build Coastguard Worker 		.r.idiag_states = f->states,
2477*de1e4e89SAndroid Build Coastguard Worker 	};
2478*de1e4e89SAndroid Build Coastguard Worker 	char    *bc = NULL;
2479*de1e4e89SAndroid Build Coastguard Worker 	int	bclen;
2480*de1e4e89SAndroid Build Coastguard Worker 	struct msghdr msg;
2481*de1e4e89SAndroid Build Coastguard Worker 	struct rtattr rta;
2482*de1e4e89SAndroid Build Coastguard Worker 	struct iovec iov[3];
2483*de1e4e89SAndroid Build Coastguard Worker 	int iovlen = 1;
2484*de1e4e89SAndroid Build Coastguard Worker 
2485*de1e4e89SAndroid Build Coastguard Worker 	if (protocol == IPPROTO_UDP)
2486*de1e4e89SAndroid Build Coastguard Worker 		return -1;
2487*de1e4e89SAndroid Build Coastguard Worker 
2488*de1e4e89SAndroid Build Coastguard Worker 	if (protocol == IPPROTO_TCP)
2489*de1e4e89SAndroid Build Coastguard Worker 		req.nlh.nlmsg_type = TCPDIAG_GETSOCK;
2490*de1e4e89SAndroid Build Coastguard Worker 	else
2491*de1e4e89SAndroid Build Coastguard Worker 		req.nlh.nlmsg_type = DCCPDIAG_GETSOCK;
2492*de1e4e89SAndroid Build Coastguard Worker 	if (show_mem) {
2493*de1e4e89SAndroid Build Coastguard Worker 		req.r.idiag_ext |= (1<<(INET_DIAG_MEMINFO-1));
2494*de1e4e89SAndroid Build Coastguard Worker 		req.r.idiag_ext |= (1<<(INET_DIAG_SKMEMINFO-1));
2495*de1e4e89SAndroid Build Coastguard Worker 	}
2496*de1e4e89SAndroid Build Coastguard Worker 
2497*de1e4e89SAndroid Build Coastguard Worker 	if (show_tcpinfo) {
2498*de1e4e89SAndroid Build Coastguard Worker 		req.r.idiag_ext |= (1<<(INET_DIAG_INFO-1));
2499*de1e4e89SAndroid Build Coastguard Worker 		req.r.idiag_ext |= (1<<(INET_DIAG_VEGASINFO-1));
2500*de1e4e89SAndroid Build Coastguard Worker 		req.r.idiag_ext |= (1<<(INET_DIAG_CONG-1));
2501*de1e4e89SAndroid Build Coastguard Worker 	}
2502*de1e4e89SAndroid Build Coastguard Worker 
2503*de1e4e89SAndroid Build Coastguard Worker 	iov[0] = (struct iovec){
2504*de1e4e89SAndroid Build Coastguard Worker 		.iov_base = &req,
2505*de1e4e89SAndroid Build Coastguard Worker 		.iov_len = sizeof(req)
2506*de1e4e89SAndroid Build Coastguard Worker 	};
2507*de1e4e89SAndroid Build Coastguard Worker 	if (f->f) {
2508*de1e4e89SAndroid Build Coastguard Worker 		bclen = ssfilter_bytecompile(f->f, &bc);
2509*de1e4e89SAndroid Build Coastguard Worker 		if (bclen) {
2510*de1e4e89SAndroid Build Coastguard Worker 			rta.rta_type = INET_DIAG_REQ_BYTECODE;
2511*de1e4e89SAndroid Build Coastguard Worker 			rta.rta_len = RTA_LENGTH(bclen);
2512*de1e4e89SAndroid Build Coastguard Worker 			iov[1] = (struct iovec){ &rta, sizeof(rta) };
2513*de1e4e89SAndroid Build Coastguard Worker 			iov[2] = (struct iovec){ bc, bclen };
2514*de1e4e89SAndroid Build Coastguard Worker 			req.nlh.nlmsg_len += RTA_LENGTH(bclen);
2515*de1e4e89SAndroid Build Coastguard Worker 			iovlen = 3;
2516*de1e4e89SAndroid Build Coastguard Worker 		}
2517*de1e4e89SAndroid Build Coastguard Worker 	}
2518*de1e4e89SAndroid Build Coastguard Worker 
2519*de1e4e89SAndroid Build Coastguard Worker 	msg = (struct msghdr) {
2520*de1e4e89SAndroid Build Coastguard Worker 		.msg_name = (void *)&nladdr,
2521*de1e4e89SAndroid Build Coastguard Worker 		.msg_namelen = sizeof(nladdr),
2522*de1e4e89SAndroid Build Coastguard Worker 		.msg_iov = iov,
2523*de1e4e89SAndroid Build Coastguard Worker 		.msg_iovlen = iovlen,
2524*de1e4e89SAndroid Build Coastguard Worker 	};
2525*de1e4e89SAndroid Build Coastguard Worker 
2526*de1e4e89SAndroid Build Coastguard Worker 	if (sendmsg(fd, &msg, 0) < 0) {
2527*de1e4e89SAndroid Build Coastguard Worker 		close(fd);
2528*de1e4e89SAndroid Build Coastguard Worker 		return -1;
2529*de1e4e89SAndroid Build Coastguard Worker 	}
2530*de1e4e89SAndroid Build Coastguard Worker 
2531*de1e4e89SAndroid Build Coastguard Worker 	return 0;
2532*de1e4e89SAndroid Build Coastguard Worker }
2533*de1e4e89SAndroid Build Coastguard Worker 
sockdiag_send(int family,int fd,int protocol,struct filter * f)2534*de1e4e89SAndroid Build Coastguard Worker static int sockdiag_send(int family, int fd, int protocol, struct filter *f)
2535*de1e4e89SAndroid Build Coastguard Worker {
2536*de1e4e89SAndroid Build Coastguard Worker 	struct sockaddr_nl nladdr = { .nl_family = AF_NETLINK };
2537*de1e4e89SAndroid Build Coastguard Worker 	DIAG_REQUEST(req, struct inet_diag_req_v2 r);
2538*de1e4e89SAndroid Build Coastguard Worker 	char    *bc = NULL;
2539*de1e4e89SAndroid Build Coastguard Worker 	int	bclen;
2540*de1e4e89SAndroid Build Coastguard Worker 	struct msghdr msg;
2541*de1e4e89SAndroid Build Coastguard Worker 	struct rtattr rta;
2542*de1e4e89SAndroid Build Coastguard Worker 	struct iovec iov[3];
2543*de1e4e89SAndroid Build Coastguard Worker 	int iovlen = 1;
2544*de1e4e89SAndroid Build Coastguard Worker 
2545*de1e4e89SAndroid Build Coastguard Worker 	if (family == PF_UNSPEC)
2546*de1e4e89SAndroid Build Coastguard Worker 		return tcpdiag_send(fd, protocol, f);
2547*de1e4e89SAndroid Build Coastguard Worker 
2548*de1e4e89SAndroid Build Coastguard Worker 	memset(&req.r, 0, sizeof(req.r));
2549*de1e4e89SAndroid Build Coastguard Worker 	req.r.sdiag_family = family;
2550*de1e4e89SAndroid Build Coastguard Worker 	req.r.sdiag_protocol = protocol;
2551*de1e4e89SAndroid Build Coastguard Worker 	req.r.idiag_states = f->states;
2552*de1e4e89SAndroid Build Coastguard Worker 	if (show_mem) {
2553*de1e4e89SAndroid Build Coastguard Worker 		req.r.idiag_ext |= (1<<(INET_DIAG_MEMINFO-1));
2554*de1e4e89SAndroid Build Coastguard Worker 		req.r.idiag_ext |= (1<<(INET_DIAG_SKMEMINFO-1));
2555*de1e4e89SAndroid Build Coastguard Worker 	}
2556*de1e4e89SAndroid Build Coastguard Worker 
2557*de1e4e89SAndroid Build Coastguard Worker 	if (show_tcpinfo) {
2558*de1e4e89SAndroid Build Coastguard Worker 		req.r.idiag_ext |= (1<<(INET_DIAG_INFO-1));
2559*de1e4e89SAndroid Build Coastguard Worker 		req.r.idiag_ext |= (1<<(INET_DIAG_VEGASINFO-1));
2560*de1e4e89SAndroid Build Coastguard Worker 		req.r.idiag_ext |= (1<<(INET_DIAG_CONG-1));
2561*de1e4e89SAndroid Build Coastguard Worker 	}
2562*de1e4e89SAndroid Build Coastguard Worker 
2563*de1e4e89SAndroid Build Coastguard Worker 	iov[0] = (struct iovec){
2564*de1e4e89SAndroid Build Coastguard Worker 		.iov_base = &req,
2565*de1e4e89SAndroid Build Coastguard Worker 		.iov_len = sizeof(req)
2566*de1e4e89SAndroid Build Coastguard Worker 	};
2567*de1e4e89SAndroid Build Coastguard Worker 	if (f->f) {
2568*de1e4e89SAndroid Build Coastguard Worker 		bclen = ssfilter_bytecompile(f->f, &bc);
2569*de1e4e89SAndroid Build Coastguard Worker 		if (bclen) {
2570*de1e4e89SAndroid Build Coastguard Worker 			rta.rta_type = INET_DIAG_REQ_BYTECODE;
2571*de1e4e89SAndroid Build Coastguard Worker 			rta.rta_len = RTA_LENGTH(bclen);
2572*de1e4e89SAndroid Build Coastguard Worker 			iov[1] = (struct iovec){ &rta, sizeof(rta) };
2573*de1e4e89SAndroid Build Coastguard Worker 			iov[2] = (struct iovec){ bc, bclen };
2574*de1e4e89SAndroid Build Coastguard Worker 			req.nlh.nlmsg_len += RTA_LENGTH(bclen);
2575*de1e4e89SAndroid Build Coastguard Worker 			iovlen = 3;
2576*de1e4e89SAndroid Build Coastguard Worker 		}
2577*de1e4e89SAndroid Build Coastguard Worker 	}
2578*de1e4e89SAndroid Build Coastguard Worker 
2579*de1e4e89SAndroid Build Coastguard Worker 	msg = (struct msghdr) {
2580*de1e4e89SAndroid Build Coastguard Worker 		.msg_name = (void *)&nladdr,
2581*de1e4e89SAndroid Build Coastguard Worker 		.msg_namelen = sizeof(nladdr),
2582*de1e4e89SAndroid Build Coastguard Worker 		.msg_iov = iov,
2583*de1e4e89SAndroid Build Coastguard Worker 		.msg_iovlen = iovlen,
2584*de1e4e89SAndroid Build Coastguard Worker 	};
2585*de1e4e89SAndroid Build Coastguard Worker 
2586*de1e4e89SAndroid Build Coastguard Worker 	if (sendmsg(fd, &msg, 0) < 0) {
2587*de1e4e89SAndroid Build Coastguard Worker 		close(fd);
2588*de1e4e89SAndroid Build Coastguard Worker 		return -1;
2589*de1e4e89SAndroid Build Coastguard Worker 	}
2590*de1e4e89SAndroid Build Coastguard Worker 
2591*de1e4e89SAndroid Build Coastguard Worker 	return 0;
2592*de1e4e89SAndroid Build Coastguard Worker }
2593*de1e4e89SAndroid Build Coastguard Worker 
2594*de1e4e89SAndroid Build Coastguard Worker struct inet_diag_arg {
2595*de1e4e89SAndroid Build Coastguard Worker 	struct filter *f;
2596*de1e4e89SAndroid Build Coastguard Worker 	int protocol;
2597*de1e4e89SAndroid Build Coastguard Worker 	struct rtnl_handle *rth;
2598*de1e4e89SAndroid Build Coastguard Worker };
2599*de1e4e89SAndroid Build Coastguard Worker 
kill_inet_sock(struct nlmsghdr * h,void * arg,struct sockstat * s)2600*de1e4e89SAndroid Build Coastguard Worker static int kill_inet_sock(struct nlmsghdr *h, void *arg, struct sockstat *s)
2601*de1e4e89SAndroid Build Coastguard Worker {
2602*de1e4e89SAndroid Build Coastguard Worker 	struct inet_diag_msg *d = NLMSG_DATA(h);
2603*de1e4e89SAndroid Build Coastguard Worker 	struct inet_diag_arg *diag_arg = arg;
2604*de1e4e89SAndroid Build Coastguard Worker 	struct rtnl_handle *rth = diag_arg->rth;
2605*de1e4e89SAndroid Build Coastguard Worker 
2606*de1e4e89SAndroid Build Coastguard Worker 	DIAG_REQUEST(req, struct inet_diag_req_v2 r);
2607*de1e4e89SAndroid Build Coastguard Worker 
2608*de1e4e89SAndroid Build Coastguard Worker 	req.nlh.nlmsg_type = SOCK_DESTROY;
2609*de1e4e89SAndroid Build Coastguard Worker 	req.nlh.nlmsg_flags = NLM_F_REQUEST | NLM_F_ACK;
2610*de1e4e89SAndroid Build Coastguard Worker 	req.nlh.nlmsg_seq = ++rth->seq;
2611*de1e4e89SAndroid Build Coastguard Worker 	req.r.sdiag_family = d->idiag_family;
2612*de1e4e89SAndroid Build Coastguard Worker 	req.r.sdiag_protocol = diag_arg->protocol;
2613*de1e4e89SAndroid Build Coastguard Worker 	req.r.id = d->id;
2614*de1e4e89SAndroid Build Coastguard Worker 
2615*de1e4e89SAndroid Build Coastguard Worker 	if (diag_arg->protocol == IPPROTO_RAW) {
2616*de1e4e89SAndroid Build Coastguard Worker 		struct inet_diag_req_raw *raw = (void *)&req.r;
2617*de1e4e89SAndroid Build Coastguard Worker 
2618*de1e4e89SAndroid Build Coastguard Worker 		BUILD_BUG_ON(sizeof(req.r) != sizeof(*raw));
2619*de1e4e89SAndroid Build Coastguard Worker 		raw->sdiag_raw_protocol = s->raw_prot;
2620*de1e4e89SAndroid Build Coastguard Worker 	}
2621*de1e4e89SAndroid Build Coastguard Worker 
2622*de1e4e89SAndroid Build Coastguard Worker 	return rtnl_talk(rth, &req.nlh, NULL, 0);
2623*de1e4e89SAndroid Build Coastguard Worker }
2624*de1e4e89SAndroid Build Coastguard Worker 
show_one_inet_sock(const struct sockaddr_nl * addr,struct nlmsghdr * h,void * arg)2625*de1e4e89SAndroid Build Coastguard Worker static int show_one_inet_sock(const struct sockaddr_nl *addr,
2626*de1e4e89SAndroid Build Coastguard Worker 		struct nlmsghdr *h, void *arg)
2627*de1e4e89SAndroid Build Coastguard Worker {
2628*de1e4e89SAndroid Build Coastguard Worker 	int err;
2629*de1e4e89SAndroid Build Coastguard Worker 	struct inet_diag_arg *diag_arg = arg;
2630*de1e4e89SAndroid Build Coastguard Worker 	struct inet_diag_msg *r = NLMSG_DATA(h);
2631*de1e4e89SAndroid Build Coastguard Worker 	struct sockstat s = {};
2632*de1e4e89SAndroid Build Coastguard Worker 
2633*de1e4e89SAndroid Build Coastguard Worker 	if (!(diag_arg->f->families & (1 << r->idiag_family)))
2634*de1e4e89SAndroid Build Coastguard Worker 		return 0;
2635*de1e4e89SAndroid Build Coastguard Worker 
2636*de1e4e89SAndroid Build Coastguard Worker 	parse_diag_msg(h, &s);
2637*de1e4e89SAndroid Build Coastguard Worker 	s.type = diag_arg->protocol;
2638*de1e4e89SAndroid Build Coastguard Worker 
2639*de1e4e89SAndroid Build Coastguard Worker 	if (diag_arg->f->f && run_ssfilter(diag_arg->f->f, &s) == 0)
2640*de1e4e89SAndroid Build Coastguard Worker 		return 0;
2641*de1e4e89SAndroid Build Coastguard Worker 
2642*de1e4e89SAndroid Build Coastguard Worker 	if (diag_arg->f->kill && kill_inet_sock(h, arg, &s) != 0) {
2643*de1e4e89SAndroid Build Coastguard Worker 		if (errno == EOPNOTSUPP || errno == ENOENT) {
2644*de1e4e89SAndroid Build Coastguard Worker 			/* Socket can't be closed, or is already closed. */
2645*de1e4e89SAndroid Build Coastguard Worker 			return 0;
2646*de1e4e89SAndroid Build Coastguard Worker 		} else {
2647*de1e4e89SAndroid Build Coastguard Worker 			perror("SOCK_DESTROY answers");
2648*de1e4e89SAndroid Build Coastguard Worker 			return -1;
2649*de1e4e89SAndroid Build Coastguard Worker 		}
2650*de1e4e89SAndroid Build Coastguard Worker 	}
2651*de1e4e89SAndroid Build Coastguard Worker 
2652*de1e4e89SAndroid Build Coastguard Worker 	err = inet_show_sock(h, &s);
2653*de1e4e89SAndroid Build Coastguard Worker 	if (err < 0)
2654*de1e4e89SAndroid Build Coastguard Worker 		return err;
2655*de1e4e89SAndroid Build Coastguard Worker 
2656*de1e4e89SAndroid Build Coastguard Worker 	return 0;
2657*de1e4e89SAndroid Build Coastguard Worker }
2658*de1e4e89SAndroid Build Coastguard Worker 
inet_show_netlink(struct filter * f,FILE * dump_fp,int protocol)2659*de1e4e89SAndroid Build Coastguard Worker static int inet_show_netlink(struct filter *f, FILE *dump_fp, int protocol)
2660*de1e4e89SAndroid Build Coastguard Worker {
2661*de1e4e89SAndroid Build Coastguard Worker 	int err = 0;
2662*de1e4e89SAndroid Build Coastguard Worker 	struct rtnl_handle rth, rth2;
2663*de1e4e89SAndroid Build Coastguard Worker 	int family = PF_INET;
2664*de1e4e89SAndroid Build Coastguard Worker 	struct inet_diag_arg arg = { .f = f, .protocol = protocol };
2665*de1e4e89SAndroid Build Coastguard Worker 
2666*de1e4e89SAndroid Build Coastguard Worker 	if (rtnl_open_byproto(&rth, 0, NETLINK_SOCK_DIAG))
2667*de1e4e89SAndroid Build Coastguard Worker 		return -1;
2668*de1e4e89SAndroid Build Coastguard Worker 
2669*de1e4e89SAndroid Build Coastguard Worker 	if (f->kill) {
2670*de1e4e89SAndroid Build Coastguard Worker 		if (rtnl_open_byproto(&rth2, 0, NETLINK_SOCK_DIAG)) {
2671*de1e4e89SAndroid Build Coastguard Worker 			rtnl_close(&rth);
2672*de1e4e89SAndroid Build Coastguard Worker 			return -1;
2673*de1e4e89SAndroid Build Coastguard Worker 		}
2674*de1e4e89SAndroid Build Coastguard Worker 		arg.rth = &rth2;
2675*de1e4e89SAndroid Build Coastguard Worker 	}
2676*de1e4e89SAndroid Build Coastguard Worker 
2677*de1e4e89SAndroid Build Coastguard Worker 	rth.dump = MAGIC_SEQ;
2678*de1e4e89SAndroid Build Coastguard Worker 	rth.dump_fp = dump_fp;
2679*de1e4e89SAndroid Build Coastguard Worker 	if (preferred_family == PF_INET6)
2680*de1e4e89SAndroid Build Coastguard Worker 		family = PF_INET6;
2681*de1e4e89SAndroid Build Coastguard Worker 
2682*de1e4e89SAndroid Build Coastguard Worker again:
2683*de1e4e89SAndroid Build Coastguard Worker 	if ((err = sockdiag_send(family, rth.fd, protocol, f)))
2684*de1e4e89SAndroid Build Coastguard Worker 		goto Exit;
2685*de1e4e89SAndroid Build Coastguard Worker 
2686*de1e4e89SAndroid Build Coastguard Worker 	if ((err = rtnl_dump_filter(&rth, show_one_inet_sock, &arg))) {
2687*de1e4e89SAndroid Build Coastguard Worker 		if (family != PF_UNSPEC) {
2688*de1e4e89SAndroid Build Coastguard Worker 			family = PF_UNSPEC;
2689*de1e4e89SAndroid Build Coastguard Worker 			goto again;
2690*de1e4e89SAndroid Build Coastguard Worker 		}
2691*de1e4e89SAndroid Build Coastguard Worker 		goto Exit;
2692*de1e4e89SAndroid Build Coastguard Worker 	}
2693*de1e4e89SAndroid Build Coastguard Worker 	if (family == PF_INET && preferred_family != PF_INET) {
2694*de1e4e89SAndroid Build Coastguard Worker 		family = PF_INET6;
2695*de1e4e89SAndroid Build Coastguard Worker 		goto again;
2696*de1e4e89SAndroid Build Coastguard Worker 	}
2697*de1e4e89SAndroid Build Coastguard Worker 
2698*de1e4e89SAndroid Build Coastguard Worker Exit:
2699*de1e4e89SAndroid Build Coastguard Worker 	rtnl_close(&rth);
2700*de1e4e89SAndroid Build Coastguard Worker 	if (arg.rth)
2701*de1e4e89SAndroid Build Coastguard Worker 		rtnl_close(arg.rth);
2702*de1e4e89SAndroid Build Coastguard Worker 	return err;
2703*de1e4e89SAndroid Build Coastguard Worker }
2704*de1e4e89SAndroid Build Coastguard Worker 
tcp_show_netlink_file(struct filter * f)2705*de1e4e89SAndroid Build Coastguard Worker static int tcp_show_netlink_file(struct filter *f)
2706*de1e4e89SAndroid Build Coastguard Worker {
2707*de1e4e89SAndroid Build Coastguard Worker 	FILE	*fp;
2708*de1e4e89SAndroid Build Coastguard Worker 	char	buf[16384];
2709*de1e4e89SAndroid Build Coastguard Worker 	int	err = -1;
2710*de1e4e89SAndroid Build Coastguard Worker 
2711*de1e4e89SAndroid Build Coastguard Worker 	if ((fp = fopen(getenv("TCPDIAG_FILE"), "r")) == NULL) {
2712*de1e4e89SAndroid Build Coastguard Worker 		perror("fopen($TCPDIAG_FILE)");
2713*de1e4e89SAndroid Build Coastguard Worker 		return err;
2714*de1e4e89SAndroid Build Coastguard Worker 	}
2715*de1e4e89SAndroid Build Coastguard Worker 
2716*de1e4e89SAndroid Build Coastguard Worker 	while (1) {
2717*de1e4e89SAndroid Build Coastguard Worker 		int status, err2;
2718*de1e4e89SAndroid Build Coastguard Worker 		struct nlmsghdr *h = (struct nlmsghdr *)buf;
2719*de1e4e89SAndroid Build Coastguard Worker 		struct sockstat s = {};
2720*de1e4e89SAndroid Build Coastguard Worker 
2721*de1e4e89SAndroid Build Coastguard Worker 		status = fread(buf, 1, sizeof(*h), fp);
2722*de1e4e89SAndroid Build Coastguard Worker 		if (status < 0) {
2723*de1e4e89SAndroid Build Coastguard Worker 			perror("Reading header from $TCPDIAG_FILE");
2724*de1e4e89SAndroid Build Coastguard Worker 			break;
2725*de1e4e89SAndroid Build Coastguard Worker 		}
2726*de1e4e89SAndroid Build Coastguard Worker 		if (status != sizeof(*h)) {
2727*de1e4e89SAndroid Build Coastguard Worker 			perror("Unexpected EOF reading $TCPDIAG_FILE");
2728*de1e4e89SAndroid Build Coastguard Worker 			break;
2729*de1e4e89SAndroid Build Coastguard Worker 		}
2730*de1e4e89SAndroid Build Coastguard Worker 
2731*de1e4e89SAndroid Build Coastguard Worker 		status = fread(h+1, 1, NLMSG_ALIGN(h->nlmsg_len-sizeof(*h)), fp);
2732*de1e4e89SAndroid Build Coastguard Worker 
2733*de1e4e89SAndroid Build Coastguard Worker 		if (status < 0) {
2734*de1e4e89SAndroid Build Coastguard Worker 			perror("Reading $TCPDIAG_FILE");
2735*de1e4e89SAndroid Build Coastguard Worker 			break;
2736*de1e4e89SAndroid Build Coastguard Worker 		}
2737*de1e4e89SAndroid Build Coastguard Worker 		if (status + sizeof(*h) < h->nlmsg_len) {
2738*de1e4e89SAndroid Build Coastguard Worker 			perror("Unexpected EOF reading $TCPDIAG_FILE");
2739*de1e4e89SAndroid Build Coastguard Worker 			break;
2740*de1e4e89SAndroid Build Coastguard Worker 		}
2741*de1e4e89SAndroid Build Coastguard Worker 
2742*de1e4e89SAndroid Build Coastguard Worker 		/* The only legal exit point */
2743*de1e4e89SAndroid Build Coastguard Worker 		if (h->nlmsg_type == NLMSG_DONE) {
2744*de1e4e89SAndroid Build Coastguard Worker 			err = 0;
2745*de1e4e89SAndroid Build Coastguard Worker 			break;
2746*de1e4e89SAndroid Build Coastguard Worker 		}
2747*de1e4e89SAndroid Build Coastguard Worker 
2748*de1e4e89SAndroid Build Coastguard Worker 		if (h->nlmsg_type == NLMSG_ERROR) {
2749*de1e4e89SAndroid Build Coastguard Worker 			struct nlmsgerr *err = (struct nlmsgerr *)NLMSG_DATA(h);
2750*de1e4e89SAndroid Build Coastguard Worker 
2751*de1e4e89SAndroid Build Coastguard Worker 			if (h->nlmsg_len < NLMSG_LENGTH(sizeof(struct nlmsgerr))) {
2752*de1e4e89SAndroid Build Coastguard Worker 				fprintf(stderr, "ERROR truncated\n");
2753*de1e4e89SAndroid Build Coastguard Worker 			} else {
2754*de1e4e89SAndroid Build Coastguard Worker 				errno = -err->error;
2755*de1e4e89SAndroid Build Coastguard Worker 				perror("TCPDIAG answered");
2756*de1e4e89SAndroid Build Coastguard Worker 			}
2757*de1e4e89SAndroid Build Coastguard Worker 			break;
2758*de1e4e89SAndroid Build Coastguard Worker 		}
2759*de1e4e89SAndroid Build Coastguard Worker 
2760*de1e4e89SAndroid Build Coastguard Worker 		parse_diag_msg(h, &s);
2761*de1e4e89SAndroid Build Coastguard Worker 		s.type = IPPROTO_TCP;
2762*de1e4e89SAndroid Build Coastguard Worker 
2763*de1e4e89SAndroid Build Coastguard Worker 		if (f && f->f && run_ssfilter(f->f, &s) == 0)
2764*de1e4e89SAndroid Build Coastguard Worker 			continue;
2765*de1e4e89SAndroid Build Coastguard Worker 
2766*de1e4e89SAndroid Build Coastguard Worker 		err2 = inet_show_sock(h, &s);
2767*de1e4e89SAndroid Build Coastguard Worker 		if (err2 < 0) {
2768*de1e4e89SAndroid Build Coastguard Worker 			err = err2;
2769*de1e4e89SAndroid Build Coastguard Worker 			break;
2770*de1e4e89SAndroid Build Coastguard Worker 		}
2771*de1e4e89SAndroid Build Coastguard Worker 	}
2772*de1e4e89SAndroid Build Coastguard Worker 
2773*de1e4e89SAndroid Build Coastguard Worker 	fclose(fp);
2774*de1e4e89SAndroid Build Coastguard Worker 	return err;
2775*de1e4e89SAndroid Build Coastguard Worker }
2776*de1e4e89SAndroid Build Coastguard Worker 
tcp_show(struct filter * f)2777*de1e4e89SAndroid Build Coastguard Worker static int tcp_show(struct filter *f)
2778*de1e4e89SAndroid Build Coastguard Worker {
2779*de1e4e89SAndroid Build Coastguard Worker 	FILE *fp = NULL;
2780*de1e4e89SAndroid Build Coastguard Worker 	char *buf = NULL;
2781*de1e4e89SAndroid Build Coastguard Worker 	int bufsize = 64*1024;
2782*de1e4e89SAndroid Build Coastguard Worker 
2783*de1e4e89SAndroid Build Coastguard Worker 	if (!filter_af_get(f, AF_INET) && !filter_af_get(f, AF_INET6))
2784*de1e4e89SAndroid Build Coastguard Worker 		return 0;
2785*de1e4e89SAndroid Build Coastguard Worker 
2786*de1e4e89SAndroid Build Coastguard Worker 	dg_proto = TCP_PROTO;
2787*de1e4e89SAndroid Build Coastguard Worker 
2788*de1e4e89SAndroid Build Coastguard Worker 	if (getenv("TCPDIAG_FILE"))
2789*de1e4e89SAndroid Build Coastguard Worker 		return tcp_show_netlink_file(f);
2790*de1e4e89SAndroid Build Coastguard Worker 
2791*de1e4e89SAndroid Build Coastguard Worker 	if (!getenv("PROC_NET_TCP") && !getenv("PROC_ROOT")
2792*de1e4e89SAndroid Build Coastguard Worker 	    && inet_show_netlink(f, NULL, IPPROTO_TCP) == 0)
2793*de1e4e89SAndroid Build Coastguard Worker 		return 0;
2794*de1e4e89SAndroid Build Coastguard Worker 
2795*de1e4e89SAndroid Build Coastguard Worker 	/* Sigh... We have to parse /proc/net/tcp... */
2796*de1e4e89SAndroid Build Coastguard Worker 
2797*de1e4e89SAndroid Build Coastguard Worker 
2798*de1e4e89SAndroid Build Coastguard Worker 	/* Estimate amount of sockets and try to allocate
2799*de1e4e89SAndroid Build Coastguard Worker 	 * huge buffer to read all the table at one read.
2800*de1e4e89SAndroid Build Coastguard Worker 	 * Limit it by 16MB though. The assumption is: as soon as
2801*de1e4e89SAndroid Build Coastguard Worker 	 * kernel was able to hold information about N connections,
2802*de1e4e89SAndroid Build Coastguard Worker 	 * it is able to give us some memory for snapshot.
2803*de1e4e89SAndroid Build Coastguard Worker 	 */
2804*de1e4e89SAndroid Build Coastguard Worker 	if (1) {
2805*de1e4e89SAndroid Build Coastguard Worker 		get_slabstat(&slabstat);
2806*de1e4e89SAndroid Build Coastguard Worker 
2807*de1e4e89SAndroid Build Coastguard Worker 		int guess = slabstat.socks+slabstat.tcp_syns;
2808*de1e4e89SAndroid Build Coastguard Worker 
2809*de1e4e89SAndroid Build Coastguard Worker 		if (f->states&(1<<SS_TIME_WAIT))
2810*de1e4e89SAndroid Build Coastguard Worker 			guess += slabstat.tcp_tws;
2811*de1e4e89SAndroid Build Coastguard Worker 		if (guess > (16*1024*1024)/128)
2812*de1e4e89SAndroid Build Coastguard Worker 			guess = (16*1024*1024)/128;
2813*de1e4e89SAndroid Build Coastguard Worker 		guess *= 128;
2814*de1e4e89SAndroid Build Coastguard Worker 		if (guess > bufsize)
2815*de1e4e89SAndroid Build Coastguard Worker 			bufsize = guess;
2816*de1e4e89SAndroid Build Coastguard Worker 	}
2817*de1e4e89SAndroid Build Coastguard Worker 	while (bufsize >= 64*1024) {
2818*de1e4e89SAndroid Build Coastguard Worker 		if ((buf = malloc(bufsize)) != NULL)
2819*de1e4e89SAndroid Build Coastguard Worker 			break;
2820*de1e4e89SAndroid Build Coastguard Worker 		bufsize /= 2;
2821*de1e4e89SAndroid Build Coastguard Worker 	}
2822*de1e4e89SAndroid Build Coastguard Worker 	if (buf == NULL) {
2823*de1e4e89SAndroid Build Coastguard Worker 		errno = ENOMEM;
2824*de1e4e89SAndroid Build Coastguard Worker 		return -1;
2825*de1e4e89SAndroid Build Coastguard Worker 	}
2826*de1e4e89SAndroid Build Coastguard Worker 
2827*de1e4e89SAndroid Build Coastguard Worker 	if (f->families & (1<<AF_INET)) {
2828*de1e4e89SAndroid Build Coastguard Worker 		if ((fp = net_tcp_open()) == NULL)
2829*de1e4e89SAndroid Build Coastguard Worker 			goto outerr;
2830*de1e4e89SAndroid Build Coastguard Worker 
2831*de1e4e89SAndroid Build Coastguard Worker 		setbuffer(fp, buf, bufsize);
2832*de1e4e89SAndroid Build Coastguard Worker 		if (generic_record_read(fp, tcp_show_line, f, AF_INET))
2833*de1e4e89SAndroid Build Coastguard Worker 			goto outerr;
2834*de1e4e89SAndroid Build Coastguard Worker 		fclose(fp);
2835*de1e4e89SAndroid Build Coastguard Worker 	}
2836*de1e4e89SAndroid Build Coastguard Worker 
2837*de1e4e89SAndroid Build Coastguard Worker 	if ((f->families & (1<<AF_INET6)) &&
2838*de1e4e89SAndroid Build Coastguard Worker 	    (fp = net_tcp6_open()) != NULL) {
2839*de1e4e89SAndroid Build Coastguard Worker 		setbuffer(fp, buf, bufsize);
2840*de1e4e89SAndroid Build Coastguard Worker 		if (generic_record_read(fp, tcp_show_line, f, AF_INET6))
2841*de1e4e89SAndroid Build Coastguard Worker 			goto outerr;
2842*de1e4e89SAndroid Build Coastguard Worker 		fclose(fp);
2843*de1e4e89SAndroid Build Coastguard Worker 	}
2844*de1e4e89SAndroid Build Coastguard Worker 
2845*de1e4e89SAndroid Build Coastguard Worker 	free(buf);
2846*de1e4e89SAndroid Build Coastguard Worker 	return 0;
2847*de1e4e89SAndroid Build Coastguard Worker 
2848*de1e4e89SAndroid Build Coastguard Worker outerr:
2849*de1e4e89SAndroid Build Coastguard Worker 	do {
2850*de1e4e89SAndroid Build Coastguard Worker 		int saved_errno = errno;
2851*de1e4e89SAndroid Build Coastguard Worker 
2852*de1e4e89SAndroid Build Coastguard Worker 		free(buf);
2853*de1e4e89SAndroid Build Coastguard Worker 		if (fp)
2854*de1e4e89SAndroid Build Coastguard Worker 			fclose(fp);
2855*de1e4e89SAndroid Build Coastguard Worker 		errno = saved_errno;
2856*de1e4e89SAndroid Build Coastguard Worker 		return -1;
2857*de1e4e89SAndroid Build Coastguard Worker 	} while (0);
2858*de1e4e89SAndroid Build Coastguard Worker }
2859*de1e4e89SAndroid Build Coastguard Worker 
dccp_show(struct filter * f)2860*de1e4e89SAndroid Build Coastguard Worker static int dccp_show(struct filter *f)
2861*de1e4e89SAndroid Build Coastguard Worker {
2862*de1e4e89SAndroid Build Coastguard Worker 	if (!filter_af_get(f, AF_INET) && !filter_af_get(f, AF_INET6))
2863*de1e4e89SAndroid Build Coastguard Worker 		return 0;
2864*de1e4e89SAndroid Build Coastguard Worker 
2865*de1e4e89SAndroid Build Coastguard Worker 	if (!getenv("PROC_NET_DCCP") && !getenv("PROC_ROOT")
2866*de1e4e89SAndroid Build Coastguard Worker 	    && inet_show_netlink(f, NULL, IPPROTO_DCCP) == 0)
2867*de1e4e89SAndroid Build Coastguard Worker 		return 0;
2868*de1e4e89SAndroid Build Coastguard Worker 
2869*de1e4e89SAndroid Build Coastguard Worker 	return 0;
2870*de1e4e89SAndroid Build Coastguard Worker }
2871*de1e4e89SAndroid Build Coastguard Worker 
sctp_show(struct filter * f)2872*de1e4e89SAndroid Build Coastguard Worker static int sctp_show(struct filter *f)
2873*de1e4e89SAndroid Build Coastguard Worker {
2874*de1e4e89SAndroid Build Coastguard Worker 	if (!filter_af_get(f, AF_INET) && !filter_af_get(f, AF_INET6))
2875*de1e4e89SAndroid Build Coastguard Worker 		return 0;
2876*de1e4e89SAndroid Build Coastguard Worker 
2877*de1e4e89SAndroid Build Coastguard Worker 	if (!getenv("PROC_NET_SCTP") && !getenv("PROC_ROOT")
2878*de1e4e89SAndroid Build Coastguard Worker 	    && inet_show_netlink(f, NULL, IPPROTO_SCTP) == 0)
2879*de1e4e89SAndroid Build Coastguard Worker 		return 0;
2880*de1e4e89SAndroid Build Coastguard Worker 
2881*de1e4e89SAndroid Build Coastguard Worker 	return 0;
2882*de1e4e89SAndroid Build Coastguard Worker }
2883*de1e4e89SAndroid Build Coastguard Worker 
dgram_show_line(char * line,const struct filter * f,int family)2884*de1e4e89SAndroid Build Coastguard Worker static int dgram_show_line(char *line, const struct filter *f, int family)
2885*de1e4e89SAndroid Build Coastguard Worker {
2886*de1e4e89SAndroid Build Coastguard Worker 	struct sockstat s = {};
2887*de1e4e89SAndroid Build Coastguard Worker 	char *loc, *rem, *data;
2888*de1e4e89SAndroid Build Coastguard Worker 	char opt[256];
2889*de1e4e89SAndroid Build Coastguard Worker 	int n;
2890*de1e4e89SAndroid Build Coastguard Worker 
2891*de1e4e89SAndroid Build Coastguard Worker 	if (proc_inet_split_line(line, &loc, &rem, &data))
2892*de1e4e89SAndroid Build Coastguard Worker 		return -1;
2893*de1e4e89SAndroid Build Coastguard Worker 
2894*de1e4e89SAndroid Build Coastguard Worker 	int state = (data[1] >= 'A') ? (data[1] - 'A' + 10) : (data[1] - '0');
2895*de1e4e89SAndroid Build Coastguard Worker 
2896*de1e4e89SAndroid Build Coastguard Worker 	if (!(f->states & (1 << state)))
2897*de1e4e89SAndroid Build Coastguard Worker 		return 0;
2898*de1e4e89SAndroid Build Coastguard Worker 
2899*de1e4e89SAndroid Build Coastguard Worker 	proc_parse_inet_addr(loc, rem, family, &s);
2900*de1e4e89SAndroid Build Coastguard Worker 
2901*de1e4e89SAndroid Build Coastguard Worker 	if (f->f && run_ssfilter(f->f, &s) == 0)
2902*de1e4e89SAndroid Build Coastguard Worker 		return 0;
2903*de1e4e89SAndroid Build Coastguard Worker 
2904*de1e4e89SAndroid Build Coastguard Worker 	opt[0] = 0;
2905*de1e4e89SAndroid Build Coastguard Worker 	n = sscanf(data, "%x %x:%x %*x:%*x %*x %d %*d %u %d %llx %[^\n]\n",
2906*de1e4e89SAndroid Build Coastguard Worker 	       &s.state, &s.wq, &s.rq,
2907*de1e4e89SAndroid Build Coastguard Worker 	       &s.uid, &s.ino,
2908*de1e4e89SAndroid Build Coastguard Worker 	       &s.refcnt, &s.sk, opt);
2909*de1e4e89SAndroid Build Coastguard Worker 
2910*de1e4e89SAndroid Build Coastguard Worker 	if (n < 9)
2911*de1e4e89SAndroid Build Coastguard Worker 		opt[0] = 0;
2912*de1e4e89SAndroid Build Coastguard Worker 
2913*de1e4e89SAndroid Build Coastguard Worker 	s.type = dg_proto == UDP_PROTO ? IPPROTO_UDP : 0;
2914*de1e4e89SAndroid Build Coastguard Worker 	inet_stats_print(&s, false);
2915*de1e4e89SAndroid Build Coastguard Worker 
2916*de1e4e89SAndroid Build Coastguard Worker 	if (show_details && opt[0])
2917*de1e4e89SAndroid Build Coastguard Worker 		printf(" opt:\"%s\"", opt);
2918*de1e4e89SAndroid Build Coastguard Worker 
2919*de1e4e89SAndroid Build Coastguard Worker 	printf("\n");
2920*de1e4e89SAndroid Build Coastguard Worker 	return 0;
2921*de1e4e89SAndroid Build Coastguard Worker }
2922*de1e4e89SAndroid Build Coastguard Worker 
udp_show(struct filter * f)2923*de1e4e89SAndroid Build Coastguard Worker static int udp_show(struct filter *f)
2924*de1e4e89SAndroid Build Coastguard Worker {
2925*de1e4e89SAndroid Build Coastguard Worker 	FILE *fp = NULL;
2926*de1e4e89SAndroid Build Coastguard Worker 
2927*de1e4e89SAndroid Build Coastguard Worker 	if (!filter_af_get(f, AF_INET) && !filter_af_get(f, AF_INET6))
2928*de1e4e89SAndroid Build Coastguard Worker 		return 0;
2929*de1e4e89SAndroid Build Coastguard Worker 
2930*de1e4e89SAndroid Build Coastguard Worker 	dg_proto = UDP_PROTO;
2931*de1e4e89SAndroid Build Coastguard Worker 
2932*de1e4e89SAndroid Build Coastguard Worker 	if (!getenv("PROC_NET_UDP") && !getenv("PROC_ROOT")
2933*de1e4e89SAndroid Build Coastguard Worker 	    && inet_show_netlink(f, NULL, IPPROTO_UDP) == 0)
2934*de1e4e89SAndroid Build Coastguard Worker 		return 0;
2935*de1e4e89SAndroid Build Coastguard Worker 
2936*de1e4e89SAndroid Build Coastguard Worker 	if (f->families&(1<<AF_INET)) {
2937*de1e4e89SAndroid Build Coastguard Worker 		if ((fp = net_udp_open()) == NULL)
2938*de1e4e89SAndroid Build Coastguard Worker 			goto outerr;
2939*de1e4e89SAndroid Build Coastguard Worker 		if (generic_record_read(fp, dgram_show_line, f, AF_INET))
2940*de1e4e89SAndroid Build Coastguard Worker 			goto outerr;
2941*de1e4e89SAndroid Build Coastguard Worker 		fclose(fp);
2942*de1e4e89SAndroid Build Coastguard Worker 	}
2943*de1e4e89SAndroid Build Coastguard Worker 
2944*de1e4e89SAndroid Build Coastguard Worker 	if ((f->families&(1<<AF_INET6)) &&
2945*de1e4e89SAndroid Build Coastguard Worker 	    (fp = net_udp6_open()) != NULL) {
2946*de1e4e89SAndroid Build Coastguard Worker 		if (generic_record_read(fp, dgram_show_line, f, AF_INET6))
2947*de1e4e89SAndroid Build Coastguard Worker 			goto outerr;
2948*de1e4e89SAndroid Build Coastguard Worker 		fclose(fp);
2949*de1e4e89SAndroid Build Coastguard Worker 	}
2950*de1e4e89SAndroid Build Coastguard Worker 	return 0;
2951*de1e4e89SAndroid Build Coastguard Worker 
2952*de1e4e89SAndroid Build Coastguard Worker outerr:
2953*de1e4e89SAndroid Build Coastguard Worker 	do {
2954*de1e4e89SAndroid Build Coastguard Worker 		int saved_errno = errno;
2955*de1e4e89SAndroid Build Coastguard Worker 
2956*de1e4e89SAndroid Build Coastguard Worker 		if (fp)
2957*de1e4e89SAndroid Build Coastguard Worker 			fclose(fp);
2958*de1e4e89SAndroid Build Coastguard Worker 		errno = saved_errno;
2959*de1e4e89SAndroid Build Coastguard Worker 		return -1;
2960*de1e4e89SAndroid Build Coastguard Worker 	} while (0);
2961*de1e4e89SAndroid Build Coastguard Worker }
2962*de1e4e89SAndroid Build Coastguard Worker 
raw_show(struct filter * f)2963*de1e4e89SAndroid Build Coastguard Worker static int raw_show(struct filter *f)
2964*de1e4e89SAndroid Build Coastguard Worker {
2965*de1e4e89SAndroid Build Coastguard Worker 	FILE *fp = NULL;
2966*de1e4e89SAndroid Build Coastguard Worker 
2967*de1e4e89SAndroid Build Coastguard Worker 	if (!filter_af_get(f, AF_INET) && !filter_af_get(f, AF_INET6))
2968*de1e4e89SAndroid Build Coastguard Worker 		return 0;
2969*de1e4e89SAndroid Build Coastguard Worker 
2970*de1e4e89SAndroid Build Coastguard Worker 	dg_proto = RAW_PROTO;
2971*de1e4e89SAndroid Build Coastguard Worker 
2972*de1e4e89SAndroid Build Coastguard Worker 	if (!getenv("PROC_NET_RAW") && !getenv("PROC_ROOT") &&
2973*de1e4e89SAndroid Build Coastguard Worker 	    inet_show_netlink(f, NULL, IPPROTO_RAW) == 0)
2974*de1e4e89SAndroid Build Coastguard Worker 		return 0;
2975*de1e4e89SAndroid Build Coastguard Worker 
2976*de1e4e89SAndroid Build Coastguard Worker 	if (f->families&(1<<AF_INET)) {
2977*de1e4e89SAndroid Build Coastguard Worker 		if ((fp = net_raw_open()) == NULL)
2978*de1e4e89SAndroid Build Coastguard Worker 			goto outerr;
2979*de1e4e89SAndroid Build Coastguard Worker 		if (generic_record_read(fp, dgram_show_line, f, AF_INET))
2980*de1e4e89SAndroid Build Coastguard Worker 			goto outerr;
2981*de1e4e89SAndroid Build Coastguard Worker 		fclose(fp);
2982*de1e4e89SAndroid Build Coastguard Worker 	}
2983*de1e4e89SAndroid Build Coastguard Worker 
2984*de1e4e89SAndroid Build Coastguard Worker 	if ((f->families&(1<<AF_INET6)) &&
2985*de1e4e89SAndroid Build Coastguard Worker 	    (fp = net_raw6_open()) != NULL) {
2986*de1e4e89SAndroid Build Coastguard Worker 		if (generic_record_read(fp, dgram_show_line, f, AF_INET6))
2987*de1e4e89SAndroid Build Coastguard Worker 			goto outerr;
2988*de1e4e89SAndroid Build Coastguard Worker 		fclose(fp);
2989*de1e4e89SAndroid Build Coastguard Worker 	}
2990*de1e4e89SAndroid Build Coastguard Worker 	return 0;
2991*de1e4e89SAndroid Build Coastguard Worker 
2992*de1e4e89SAndroid Build Coastguard Worker outerr:
2993*de1e4e89SAndroid Build Coastguard Worker 	do {
2994*de1e4e89SAndroid Build Coastguard Worker 		int saved_errno = errno;
2995*de1e4e89SAndroid Build Coastguard Worker 
2996*de1e4e89SAndroid Build Coastguard Worker 		if (fp)
2997*de1e4e89SAndroid Build Coastguard Worker 			fclose(fp);
2998*de1e4e89SAndroid Build Coastguard Worker 		errno = saved_errno;
2999*de1e4e89SAndroid Build Coastguard Worker 		return -1;
3000*de1e4e89SAndroid Build Coastguard Worker 	} while (0);
3001*de1e4e89SAndroid Build Coastguard Worker }
3002*de1e4e89SAndroid Build Coastguard Worker 
3003*de1e4e89SAndroid Build Coastguard Worker #define MAX_UNIX_REMEMBER (1024*1024/sizeof(struct sockstat))
3004*de1e4e89SAndroid Build Coastguard Worker 
unix_list_drop_first(struct sockstat ** list)3005*de1e4e89SAndroid Build Coastguard Worker static void unix_list_drop_first(struct sockstat **list)
3006*de1e4e89SAndroid Build Coastguard Worker {
3007*de1e4e89SAndroid Build Coastguard Worker 	struct sockstat *s = *list;
3008*de1e4e89SAndroid Build Coastguard Worker 
3009*de1e4e89SAndroid Build Coastguard Worker 	(*list) = (*list)->next;
3010*de1e4e89SAndroid Build Coastguard Worker 	free(s->name);
3011*de1e4e89SAndroid Build Coastguard Worker 	free(s);
3012*de1e4e89SAndroid Build Coastguard Worker }
3013*de1e4e89SAndroid Build Coastguard Worker 
unix_type_skip(struct sockstat * s,struct filter * f)3014*de1e4e89SAndroid Build Coastguard Worker static bool unix_type_skip(struct sockstat *s, struct filter *f)
3015*de1e4e89SAndroid Build Coastguard Worker {
3016*de1e4e89SAndroid Build Coastguard Worker 	if (s->type == SOCK_STREAM && !(f->dbs&(1<<UNIX_ST_DB)))
3017*de1e4e89SAndroid Build Coastguard Worker 		return true;
3018*de1e4e89SAndroid Build Coastguard Worker 	if (s->type == SOCK_DGRAM && !(f->dbs&(1<<UNIX_DG_DB)))
3019*de1e4e89SAndroid Build Coastguard Worker 		return true;
3020*de1e4e89SAndroid Build Coastguard Worker 	if (s->type == SOCK_SEQPACKET && !(f->dbs&(1<<UNIX_SQ_DB)))
3021*de1e4e89SAndroid Build Coastguard Worker 		return true;
3022*de1e4e89SAndroid Build Coastguard Worker 	return false;
3023*de1e4e89SAndroid Build Coastguard Worker }
3024*de1e4e89SAndroid Build Coastguard Worker 
unix_stats_print(struct sockstat * s,struct filter * f)3025*de1e4e89SAndroid Build Coastguard Worker static void unix_stats_print(struct sockstat *s, struct filter *f)
3026*de1e4e89SAndroid Build Coastguard Worker {
3027*de1e4e89SAndroid Build Coastguard Worker 	char port_name[30] = {};
3028*de1e4e89SAndroid Build Coastguard Worker 
3029*de1e4e89SAndroid Build Coastguard Worker 	sock_state_print(s);
3030*de1e4e89SAndroid Build Coastguard Worker 
3031*de1e4e89SAndroid Build Coastguard Worker 	sock_addr_print(s->name ?: "*", " ",
3032*de1e4e89SAndroid Build Coastguard Worker 			int_to_str(s->lport, port_name), NULL);
3033*de1e4e89SAndroid Build Coastguard Worker 	sock_addr_print(s->peer_name ?: "*", " ",
3034*de1e4e89SAndroid Build Coastguard Worker 			int_to_str(s->rport, port_name), NULL);
3035*de1e4e89SAndroid Build Coastguard Worker 
3036*de1e4e89SAndroid Build Coastguard Worker 	proc_ctx_print(s);
3037*de1e4e89SAndroid Build Coastguard Worker }
3038*de1e4e89SAndroid Build Coastguard Worker 
unix_show_sock(const struct sockaddr_nl * addr,struct nlmsghdr * nlh,void * arg)3039*de1e4e89SAndroid Build Coastguard Worker static int unix_show_sock(const struct sockaddr_nl *addr, struct nlmsghdr *nlh,
3040*de1e4e89SAndroid Build Coastguard Worker 		void *arg)
3041*de1e4e89SAndroid Build Coastguard Worker {
3042*de1e4e89SAndroid Build Coastguard Worker 	struct filter *f = (struct filter *)arg;
3043*de1e4e89SAndroid Build Coastguard Worker 	struct unix_diag_msg *r = NLMSG_DATA(nlh);
3044*de1e4e89SAndroid Build Coastguard Worker 	struct rtattr *tb[UNIX_DIAG_MAX+1];
3045*de1e4e89SAndroid Build Coastguard Worker 	char name[128];
3046*de1e4e89SAndroid Build Coastguard Worker 	struct sockstat stat = { .name = "*", .peer_name = "*" };
3047*de1e4e89SAndroid Build Coastguard Worker 
3048*de1e4e89SAndroid Build Coastguard Worker 	parse_rtattr(tb, UNIX_DIAG_MAX, (struct rtattr *)(r+1),
3049*de1e4e89SAndroid Build Coastguard Worker 		     nlh->nlmsg_len - NLMSG_LENGTH(sizeof(*r)));
3050*de1e4e89SAndroid Build Coastguard Worker 
3051*de1e4e89SAndroid Build Coastguard Worker 	stat.type  = r->udiag_type;
3052*de1e4e89SAndroid Build Coastguard Worker 	stat.state = r->udiag_state;
3053*de1e4e89SAndroid Build Coastguard Worker 	stat.ino   = stat.lport = r->udiag_ino;
3054*de1e4e89SAndroid Build Coastguard Worker 	stat.local.family = stat.remote.family = AF_UNIX;
3055*de1e4e89SAndroid Build Coastguard Worker 
3056*de1e4e89SAndroid Build Coastguard Worker 	if (unix_type_skip(&stat, f))
3057*de1e4e89SAndroid Build Coastguard Worker 		return 0;
3058*de1e4e89SAndroid Build Coastguard Worker 
3059*de1e4e89SAndroid Build Coastguard Worker 	if (tb[UNIX_DIAG_RQLEN]) {
3060*de1e4e89SAndroid Build Coastguard Worker 		struct unix_diag_rqlen *rql = RTA_DATA(tb[UNIX_DIAG_RQLEN]);
3061*de1e4e89SAndroid Build Coastguard Worker 
3062*de1e4e89SAndroid Build Coastguard Worker 		stat.rq = rql->udiag_rqueue;
3063*de1e4e89SAndroid Build Coastguard Worker 		stat.wq = rql->udiag_wqueue;
3064*de1e4e89SAndroid Build Coastguard Worker 	}
3065*de1e4e89SAndroid Build Coastguard Worker 	if (tb[UNIX_DIAG_NAME]) {
3066*de1e4e89SAndroid Build Coastguard Worker 		int len = RTA_PAYLOAD(tb[UNIX_DIAG_NAME]);
3067*de1e4e89SAndroid Build Coastguard Worker 
3068*de1e4e89SAndroid Build Coastguard Worker 		memcpy(name, RTA_DATA(tb[UNIX_DIAG_NAME]), len);
3069*de1e4e89SAndroid Build Coastguard Worker 		name[len] = '\0';
3070*de1e4e89SAndroid Build Coastguard Worker 		if (name[0] == '\0') {
3071*de1e4e89SAndroid Build Coastguard Worker 			int i;
3072*de1e4e89SAndroid Build Coastguard Worker 			for (i = 0; i < len; i++)
3073*de1e4e89SAndroid Build Coastguard Worker 				if (name[i] == '\0')
3074*de1e4e89SAndroid Build Coastguard Worker 					name[i] = '@';
3075*de1e4e89SAndroid Build Coastguard Worker 		}
3076*de1e4e89SAndroid Build Coastguard Worker 		stat.name = &name[0];
3077*de1e4e89SAndroid Build Coastguard Worker 		memcpy(stat.local.data, &stat.name, sizeof(stat.name));
3078*de1e4e89SAndroid Build Coastguard Worker 	}
3079*de1e4e89SAndroid Build Coastguard Worker 	if (tb[UNIX_DIAG_PEER])
3080*de1e4e89SAndroid Build Coastguard Worker 		stat.rport = rta_getattr_u32(tb[UNIX_DIAG_PEER]);
3081*de1e4e89SAndroid Build Coastguard Worker 
3082*de1e4e89SAndroid Build Coastguard Worker 	if (f->f && run_ssfilter(f->f, &stat) == 0)
3083*de1e4e89SAndroid Build Coastguard Worker 		return 0;
3084*de1e4e89SAndroid Build Coastguard Worker 
3085*de1e4e89SAndroid Build Coastguard Worker 	unix_stats_print(&stat, f);
3086*de1e4e89SAndroid Build Coastguard Worker 
3087*de1e4e89SAndroid Build Coastguard Worker 	if (show_mem)
3088*de1e4e89SAndroid Build Coastguard Worker 		print_skmeminfo(tb, UNIX_DIAG_MEMINFO);
3089*de1e4e89SAndroid Build Coastguard Worker 	if (show_details) {
3090*de1e4e89SAndroid Build Coastguard Worker 		if (tb[UNIX_DIAG_SHUTDOWN]) {
3091*de1e4e89SAndroid Build Coastguard Worker 			unsigned char mask;
3092*de1e4e89SAndroid Build Coastguard Worker 
3093*de1e4e89SAndroid Build Coastguard Worker 			mask = rta_getattr_u8(tb[UNIX_DIAG_SHUTDOWN]);
3094*de1e4e89SAndroid Build Coastguard Worker 			printf(" %c-%c", mask & 1 ? '-' : '<', mask & 2 ? '-' : '>');
3095*de1e4e89SAndroid Build Coastguard Worker 		}
3096*de1e4e89SAndroid Build Coastguard Worker 	}
3097*de1e4e89SAndroid Build Coastguard Worker 	printf("\n");
3098*de1e4e89SAndroid Build Coastguard Worker 
3099*de1e4e89SAndroid Build Coastguard Worker 	return 0;
3100*de1e4e89SAndroid Build Coastguard Worker }
3101*de1e4e89SAndroid Build Coastguard Worker 
handle_netlink_request(struct filter * f,struct nlmsghdr * req,size_t size,rtnl_filter_t show_one_sock)3102*de1e4e89SAndroid Build Coastguard Worker static int handle_netlink_request(struct filter *f, struct nlmsghdr *req,
3103*de1e4e89SAndroid Build Coastguard Worker 		size_t size, rtnl_filter_t show_one_sock)
3104*de1e4e89SAndroid Build Coastguard Worker {
3105*de1e4e89SAndroid Build Coastguard Worker 	int ret = -1;
3106*de1e4e89SAndroid Build Coastguard Worker 	struct rtnl_handle rth;
3107*de1e4e89SAndroid Build Coastguard Worker 
3108*de1e4e89SAndroid Build Coastguard Worker 	if (rtnl_open_byproto(&rth, 0, NETLINK_SOCK_DIAG))
3109*de1e4e89SAndroid Build Coastguard Worker 		return -1;
3110*de1e4e89SAndroid Build Coastguard Worker 
3111*de1e4e89SAndroid Build Coastguard Worker 	rth.dump = MAGIC_SEQ;
3112*de1e4e89SAndroid Build Coastguard Worker 
3113*de1e4e89SAndroid Build Coastguard Worker 	if (rtnl_send(&rth, req, size) < 0)
3114*de1e4e89SAndroid Build Coastguard Worker 		goto Exit;
3115*de1e4e89SAndroid Build Coastguard Worker 
3116*de1e4e89SAndroid Build Coastguard Worker 	if (rtnl_dump_filter(&rth, show_one_sock, f))
3117*de1e4e89SAndroid Build Coastguard Worker 		goto Exit;
3118*de1e4e89SAndroid Build Coastguard Worker 
3119*de1e4e89SAndroid Build Coastguard Worker 	ret = 0;
3120*de1e4e89SAndroid Build Coastguard Worker Exit:
3121*de1e4e89SAndroid Build Coastguard Worker 	rtnl_close(&rth);
3122*de1e4e89SAndroid Build Coastguard Worker 	return ret;
3123*de1e4e89SAndroid Build Coastguard Worker }
3124*de1e4e89SAndroid Build Coastguard Worker 
unix_show_netlink(struct filter * f)3125*de1e4e89SAndroid Build Coastguard Worker static int unix_show_netlink(struct filter *f)
3126*de1e4e89SAndroid Build Coastguard Worker {
3127*de1e4e89SAndroid Build Coastguard Worker 	DIAG_REQUEST(req, struct unix_diag_req r);
3128*de1e4e89SAndroid Build Coastguard Worker 
3129*de1e4e89SAndroid Build Coastguard Worker 	req.r.sdiag_family = AF_UNIX;
3130*de1e4e89SAndroid Build Coastguard Worker 	req.r.udiag_states = f->states;
3131*de1e4e89SAndroid Build Coastguard Worker 	req.r.udiag_show = UDIAG_SHOW_NAME | UDIAG_SHOW_PEER | UDIAG_SHOW_RQLEN;
3132*de1e4e89SAndroid Build Coastguard Worker 	if (show_mem)
3133*de1e4e89SAndroid Build Coastguard Worker 		req.r.udiag_show |= UDIAG_SHOW_MEMINFO;
3134*de1e4e89SAndroid Build Coastguard Worker 
3135*de1e4e89SAndroid Build Coastguard Worker 	return handle_netlink_request(f, &req.nlh, sizeof(req), unix_show_sock);
3136*de1e4e89SAndroid Build Coastguard Worker }
3137*de1e4e89SAndroid Build Coastguard Worker 
unix_show(struct filter * f)3138*de1e4e89SAndroid Build Coastguard Worker static int unix_show(struct filter *f)
3139*de1e4e89SAndroid Build Coastguard Worker {
3140*de1e4e89SAndroid Build Coastguard Worker 	FILE *fp;
3141*de1e4e89SAndroid Build Coastguard Worker 	char buf[256];
3142*de1e4e89SAndroid Build Coastguard Worker 	char name[128];
3143*de1e4e89SAndroid Build Coastguard Worker 	int  newformat = 0;
3144*de1e4e89SAndroid Build Coastguard Worker 	int  cnt;
3145*de1e4e89SAndroid Build Coastguard Worker 	struct sockstat *list = NULL;
3146*de1e4e89SAndroid Build Coastguard Worker 	const int unix_state_map[] = { SS_CLOSE, SS_SYN_SENT,
3147*de1e4e89SAndroid Build Coastguard Worker 				       SS_ESTABLISHED, SS_CLOSING };
3148*de1e4e89SAndroid Build Coastguard Worker 
3149*de1e4e89SAndroid Build Coastguard Worker 	if (!filter_af_get(f, AF_UNIX))
3150*de1e4e89SAndroid Build Coastguard Worker 		return 0;
3151*de1e4e89SAndroid Build Coastguard Worker 
3152*de1e4e89SAndroid Build Coastguard Worker 	if (!getenv("PROC_NET_UNIX") && !getenv("PROC_ROOT")
3153*de1e4e89SAndroid Build Coastguard Worker 	    && unix_show_netlink(f) == 0)
3154*de1e4e89SAndroid Build Coastguard Worker 		return 0;
3155*de1e4e89SAndroid Build Coastguard Worker 
3156*de1e4e89SAndroid Build Coastguard Worker 	if ((fp = net_unix_open()) == NULL)
3157*de1e4e89SAndroid Build Coastguard Worker 		return -1;
3158*de1e4e89SAndroid Build Coastguard Worker 	if (!fgets(buf, sizeof(buf), fp)) {
3159*de1e4e89SAndroid Build Coastguard Worker 		fclose(fp);
3160*de1e4e89SAndroid Build Coastguard Worker 		return -1;
3161*de1e4e89SAndroid Build Coastguard Worker 	}
3162*de1e4e89SAndroid Build Coastguard Worker 
3163*de1e4e89SAndroid Build Coastguard Worker 	if (memcmp(buf, "Peer", 4) == 0)
3164*de1e4e89SAndroid Build Coastguard Worker 		newformat = 1;
3165*de1e4e89SAndroid Build Coastguard Worker 	cnt = 0;
3166*de1e4e89SAndroid Build Coastguard Worker 
3167*de1e4e89SAndroid Build Coastguard Worker 	while (fgets(buf, sizeof(buf), fp)) {
3168*de1e4e89SAndroid Build Coastguard Worker 		struct sockstat *u, **insp;
3169*de1e4e89SAndroid Build Coastguard Worker 		int flags;
3170*de1e4e89SAndroid Build Coastguard Worker 
3171*de1e4e89SAndroid Build Coastguard Worker 		if (!(u = calloc(1, sizeof(*u))))
3172*de1e4e89SAndroid Build Coastguard Worker 			break;
3173*de1e4e89SAndroid Build Coastguard Worker 
3174*de1e4e89SAndroid Build Coastguard Worker 		if (sscanf(buf, "%x: %x %x %x %x %x %d %s",
3175*de1e4e89SAndroid Build Coastguard Worker 			   &u->rport, &u->rq, &u->wq, &flags, &u->type,
3176*de1e4e89SAndroid Build Coastguard Worker 			   &u->state, &u->ino, name) < 8)
3177*de1e4e89SAndroid Build Coastguard Worker 			name[0] = 0;
3178*de1e4e89SAndroid Build Coastguard Worker 
3179*de1e4e89SAndroid Build Coastguard Worker 		u->lport = u->ino;
3180*de1e4e89SAndroid Build Coastguard Worker 		u->local.family = u->remote.family = AF_UNIX;
3181*de1e4e89SAndroid Build Coastguard Worker 
3182*de1e4e89SAndroid Build Coastguard Worker 		if (flags & (1 << 16)) {
3183*de1e4e89SAndroid Build Coastguard Worker 			u->state = SS_LISTEN;
3184*de1e4e89SAndroid Build Coastguard Worker 		} else if (u->state > 0 &&
3185*de1e4e89SAndroid Build Coastguard Worker 			   u->state <= ARRAY_SIZE(unix_state_map)) {
3186*de1e4e89SAndroid Build Coastguard Worker 			u->state = unix_state_map[u->state-1];
3187*de1e4e89SAndroid Build Coastguard Worker 			if (u->type == SOCK_DGRAM && u->state == SS_CLOSE && u->rport)
3188*de1e4e89SAndroid Build Coastguard Worker 				u->state = SS_ESTABLISHED;
3189*de1e4e89SAndroid Build Coastguard Worker 		}
3190*de1e4e89SAndroid Build Coastguard Worker 		if (unix_type_skip(u, f) ||
3191*de1e4e89SAndroid Build Coastguard Worker 		    !(f->states & (1 << u->state))) {
3192*de1e4e89SAndroid Build Coastguard Worker 			free(u);
3193*de1e4e89SAndroid Build Coastguard Worker 			continue;
3194*de1e4e89SAndroid Build Coastguard Worker 		}
3195*de1e4e89SAndroid Build Coastguard Worker 
3196*de1e4e89SAndroid Build Coastguard Worker 		if (!newformat) {
3197*de1e4e89SAndroid Build Coastguard Worker 			u->rport = 0;
3198*de1e4e89SAndroid Build Coastguard Worker 			u->rq = 0;
3199*de1e4e89SAndroid Build Coastguard Worker 			u->wq = 0;
3200*de1e4e89SAndroid Build Coastguard Worker 		}
3201*de1e4e89SAndroid Build Coastguard Worker 
3202*de1e4e89SAndroid Build Coastguard Worker 		if (name[0]) {
3203*de1e4e89SAndroid Build Coastguard Worker 			u->name = strdup(name);
3204*de1e4e89SAndroid Build Coastguard Worker 			if (!u->name) {
3205*de1e4e89SAndroid Build Coastguard Worker 				free(u);
3206*de1e4e89SAndroid Build Coastguard Worker 				break;
3207*de1e4e89SAndroid Build Coastguard Worker 			}
3208*de1e4e89SAndroid Build Coastguard Worker 		}
3209*de1e4e89SAndroid Build Coastguard Worker 
3210*de1e4e89SAndroid Build Coastguard Worker 		if (u->rport) {
3211*de1e4e89SAndroid Build Coastguard Worker 			struct sockstat *p;
3212*de1e4e89SAndroid Build Coastguard Worker 
3213*de1e4e89SAndroid Build Coastguard Worker 			for (p = list; p; p = p->next) {
3214*de1e4e89SAndroid Build Coastguard Worker 				if (u->rport == p->lport)
3215*de1e4e89SAndroid Build Coastguard Worker 					break;
3216*de1e4e89SAndroid Build Coastguard Worker 			}
3217*de1e4e89SAndroid Build Coastguard Worker 			if (!p)
3218*de1e4e89SAndroid Build Coastguard Worker 				u->peer_name = "?";
3219*de1e4e89SAndroid Build Coastguard Worker 			else
3220*de1e4e89SAndroid Build Coastguard Worker 				u->peer_name = p->name ? : "*";
3221*de1e4e89SAndroid Build Coastguard Worker 		}
3222*de1e4e89SAndroid Build Coastguard Worker 
3223*de1e4e89SAndroid Build Coastguard Worker 		if (f->f) {
3224*de1e4e89SAndroid Build Coastguard Worker 			struct sockstat st = {
3225*de1e4e89SAndroid Build Coastguard Worker 				.local.family = AF_UNIX,
3226*de1e4e89SAndroid Build Coastguard Worker 				.remote.family = AF_UNIX,
3227*de1e4e89SAndroid Build Coastguard Worker 			};
3228*de1e4e89SAndroid Build Coastguard Worker 
3229*de1e4e89SAndroid Build Coastguard Worker 			memcpy(st.local.data, &u->name, sizeof(u->name));
3230*de1e4e89SAndroid Build Coastguard Worker 			if (strcmp(u->peer_name, "*"))
3231*de1e4e89SAndroid Build Coastguard Worker 				memcpy(st.remote.data, &u->peer_name,
3232*de1e4e89SAndroid Build Coastguard Worker 				       sizeof(u->peer_name));
3233*de1e4e89SAndroid Build Coastguard Worker 			if (run_ssfilter(f->f, &st) == 0) {
3234*de1e4e89SAndroid Build Coastguard Worker 				free(u->name);
3235*de1e4e89SAndroid Build Coastguard Worker 				free(u);
3236*de1e4e89SAndroid Build Coastguard Worker 				continue;
3237*de1e4e89SAndroid Build Coastguard Worker 			}
3238*de1e4e89SAndroid Build Coastguard Worker 		}
3239*de1e4e89SAndroid Build Coastguard Worker 
3240*de1e4e89SAndroid Build Coastguard Worker 		insp = &list;
3241*de1e4e89SAndroid Build Coastguard Worker 		while (*insp) {
3242*de1e4e89SAndroid Build Coastguard Worker 			if (u->type < (*insp)->type ||
3243*de1e4e89SAndroid Build Coastguard Worker 			    (u->type == (*insp)->type &&
3244*de1e4e89SAndroid Build Coastguard Worker 			     u->ino < (*insp)->ino))
3245*de1e4e89SAndroid Build Coastguard Worker 				break;
3246*de1e4e89SAndroid Build Coastguard Worker 			insp = &(*insp)->next;
3247*de1e4e89SAndroid Build Coastguard Worker 		}
3248*de1e4e89SAndroid Build Coastguard Worker 		u->next = *insp;
3249*de1e4e89SAndroid Build Coastguard Worker 		*insp = u;
3250*de1e4e89SAndroid Build Coastguard Worker 
3251*de1e4e89SAndroid Build Coastguard Worker 		if (++cnt > MAX_UNIX_REMEMBER) {
3252*de1e4e89SAndroid Build Coastguard Worker 			while (list) {
3253*de1e4e89SAndroid Build Coastguard Worker 				unix_stats_print(list, f);
3254*de1e4e89SAndroid Build Coastguard Worker 				printf("\n");
3255*de1e4e89SAndroid Build Coastguard Worker 
3256*de1e4e89SAndroid Build Coastguard Worker 				unix_list_drop_first(&list);
3257*de1e4e89SAndroid Build Coastguard Worker 			}
3258*de1e4e89SAndroid Build Coastguard Worker 			cnt = 0;
3259*de1e4e89SAndroid Build Coastguard Worker 		}
3260*de1e4e89SAndroid Build Coastguard Worker 	}
3261*de1e4e89SAndroid Build Coastguard Worker 	fclose(fp);
3262*de1e4e89SAndroid Build Coastguard Worker 	while (list) {
3263*de1e4e89SAndroid Build Coastguard Worker 		unix_stats_print(list, f);
3264*de1e4e89SAndroid Build Coastguard Worker 		printf("\n");
3265*de1e4e89SAndroid Build Coastguard Worker 
3266*de1e4e89SAndroid Build Coastguard Worker 		unix_list_drop_first(&list);
3267*de1e4e89SAndroid Build Coastguard Worker 	}
3268*de1e4e89SAndroid Build Coastguard Worker 
3269*de1e4e89SAndroid Build Coastguard Worker 	return 0;
3270*de1e4e89SAndroid Build Coastguard Worker }
3271*de1e4e89SAndroid Build Coastguard Worker 
packet_stats_print(struct sockstat * s,const struct filter * f)3272*de1e4e89SAndroid Build Coastguard Worker static int packet_stats_print(struct sockstat *s, const struct filter *f)
3273*de1e4e89SAndroid Build Coastguard Worker {
3274*de1e4e89SAndroid Build Coastguard Worker 	const char *addr, *port;
3275*de1e4e89SAndroid Build Coastguard Worker 	char ll_name[16];
3276*de1e4e89SAndroid Build Coastguard Worker 
3277*de1e4e89SAndroid Build Coastguard Worker 	s->local.family = s->remote.family = AF_PACKET;
3278*de1e4e89SAndroid Build Coastguard Worker 
3279*de1e4e89SAndroid Build Coastguard Worker 	if (f->f) {
3280*de1e4e89SAndroid Build Coastguard Worker 		s->local.data[0] = s->prot;
3281*de1e4e89SAndroid Build Coastguard Worker 		if (run_ssfilter(f->f, s) == 0)
3282*de1e4e89SAndroid Build Coastguard Worker 			return 1;
3283*de1e4e89SAndroid Build Coastguard Worker 	}
3284*de1e4e89SAndroid Build Coastguard Worker 
3285*de1e4e89SAndroid Build Coastguard Worker 	sock_state_print(s);
3286*de1e4e89SAndroid Build Coastguard Worker 
3287*de1e4e89SAndroid Build Coastguard Worker 	if (s->prot == 3)
3288*de1e4e89SAndroid Build Coastguard Worker 		addr = "*";
3289*de1e4e89SAndroid Build Coastguard Worker 	else
3290*de1e4e89SAndroid Build Coastguard Worker 		addr = ll_proto_n2a(htons(s->prot), ll_name, sizeof(ll_name));
3291*de1e4e89SAndroid Build Coastguard Worker 
3292*de1e4e89SAndroid Build Coastguard Worker 	if (s->iface == 0)
3293*de1e4e89SAndroid Build Coastguard Worker 		port = "*";
3294*de1e4e89SAndroid Build Coastguard Worker 	else
3295*de1e4e89SAndroid Build Coastguard Worker 		port = xll_index_to_name(s->iface);
3296*de1e4e89SAndroid Build Coastguard Worker 
3297*de1e4e89SAndroid Build Coastguard Worker 	sock_addr_print(addr, ":", port, NULL);
3298*de1e4e89SAndroid Build Coastguard Worker 	sock_addr_print("", "*", "", NULL);
3299*de1e4e89SAndroid Build Coastguard Worker 
3300*de1e4e89SAndroid Build Coastguard Worker 	proc_ctx_print(s);
3301*de1e4e89SAndroid Build Coastguard Worker 
3302*de1e4e89SAndroid Build Coastguard Worker 	if (show_details)
3303*de1e4e89SAndroid Build Coastguard Worker 		sock_details_print(s);
3304*de1e4e89SAndroid Build Coastguard Worker 
3305*de1e4e89SAndroid Build Coastguard Worker 	return 0;
3306*de1e4e89SAndroid Build Coastguard Worker }
3307*de1e4e89SAndroid Build Coastguard Worker 
packet_show_ring(struct packet_diag_ring * ring)3308*de1e4e89SAndroid Build Coastguard Worker static void packet_show_ring(struct packet_diag_ring *ring)
3309*de1e4e89SAndroid Build Coastguard Worker {
3310*de1e4e89SAndroid Build Coastguard Worker 	printf("blk_size:%d", ring->pdr_block_size);
3311*de1e4e89SAndroid Build Coastguard Worker 	printf(",blk_nr:%d", ring->pdr_block_nr);
3312*de1e4e89SAndroid Build Coastguard Worker 	printf(",frm_size:%d", ring->pdr_frame_size);
3313*de1e4e89SAndroid Build Coastguard Worker 	printf(",frm_nr:%d", ring->pdr_frame_nr);
3314*de1e4e89SAndroid Build Coastguard Worker 	printf(",tmo:%d", ring->pdr_retire_tmo);
3315*de1e4e89SAndroid Build Coastguard Worker 	printf(",features:0x%x", ring->pdr_features);
3316*de1e4e89SAndroid Build Coastguard Worker }
3317*de1e4e89SAndroid Build Coastguard Worker 
packet_show_sock(const struct sockaddr_nl * addr,struct nlmsghdr * nlh,void * arg)3318*de1e4e89SAndroid Build Coastguard Worker static int packet_show_sock(const struct sockaddr_nl *addr,
3319*de1e4e89SAndroid Build Coastguard Worker 		struct nlmsghdr *nlh, void *arg)
3320*de1e4e89SAndroid Build Coastguard Worker {
3321*de1e4e89SAndroid Build Coastguard Worker 	const struct filter *f = arg;
3322*de1e4e89SAndroid Build Coastguard Worker 	struct packet_diag_msg *r = NLMSG_DATA(nlh);
3323*de1e4e89SAndroid Build Coastguard Worker 	struct packet_diag_info *pinfo = NULL;
3324*de1e4e89SAndroid Build Coastguard Worker 	struct packet_diag_ring *ring_rx = NULL, *ring_tx = NULL;
3325*de1e4e89SAndroid Build Coastguard Worker 	struct rtattr *tb[PACKET_DIAG_MAX+1];
3326*de1e4e89SAndroid Build Coastguard Worker 	struct sockstat stat = {};
3327*de1e4e89SAndroid Build Coastguard Worker 	uint32_t fanout = 0;
3328*de1e4e89SAndroid Build Coastguard Worker 	bool has_fanout = false;
3329*de1e4e89SAndroid Build Coastguard Worker 
3330*de1e4e89SAndroid Build Coastguard Worker 	parse_rtattr(tb, PACKET_DIAG_MAX, (struct rtattr *)(r+1),
3331*de1e4e89SAndroid Build Coastguard Worker 		     nlh->nlmsg_len - NLMSG_LENGTH(sizeof(*r)));
3332*de1e4e89SAndroid Build Coastguard Worker 
3333*de1e4e89SAndroid Build Coastguard Worker 	/* use /proc/net/packet if all info are not available */
3334*de1e4e89SAndroid Build Coastguard Worker 	if (!tb[PACKET_DIAG_MEMINFO])
3335*de1e4e89SAndroid Build Coastguard Worker 		return -1;
3336*de1e4e89SAndroid Build Coastguard Worker 
3337*de1e4e89SAndroid Build Coastguard Worker 	stat.type   = r->pdiag_type;
3338*de1e4e89SAndroid Build Coastguard Worker 	stat.prot   = r->pdiag_num;
3339*de1e4e89SAndroid Build Coastguard Worker 	stat.ino    = r->pdiag_ino;
3340*de1e4e89SAndroid Build Coastguard Worker 	stat.state  = SS_CLOSE;
3341*de1e4e89SAndroid Build Coastguard Worker 	stat.sk	    = cookie_sk_get(&r->pdiag_cookie[0]);
3342*de1e4e89SAndroid Build Coastguard Worker 
3343*de1e4e89SAndroid Build Coastguard Worker 	if (tb[PACKET_DIAG_MEMINFO]) {
3344*de1e4e89SAndroid Build Coastguard Worker 		__u32 *skmeminfo = RTA_DATA(tb[PACKET_DIAG_MEMINFO]);
3345*de1e4e89SAndroid Build Coastguard Worker 
3346*de1e4e89SAndroid Build Coastguard Worker 		stat.rq = skmeminfo[SK_MEMINFO_RMEM_ALLOC];
3347*de1e4e89SAndroid Build Coastguard Worker 	}
3348*de1e4e89SAndroid Build Coastguard Worker 
3349*de1e4e89SAndroid Build Coastguard Worker 	if (tb[PACKET_DIAG_INFO]) {
3350*de1e4e89SAndroid Build Coastguard Worker 		pinfo = RTA_DATA(tb[PACKET_DIAG_INFO]);
3351*de1e4e89SAndroid Build Coastguard Worker 		stat.lport = stat.iface = pinfo->pdi_index;
3352*de1e4e89SAndroid Build Coastguard Worker 	}
3353*de1e4e89SAndroid Build Coastguard Worker 
3354*de1e4e89SAndroid Build Coastguard Worker 	if (tb[PACKET_DIAG_UID])
3355*de1e4e89SAndroid Build Coastguard Worker 		stat.uid = rta_getattr_u32(tb[PACKET_DIAG_UID]);
3356*de1e4e89SAndroid Build Coastguard Worker 
3357*de1e4e89SAndroid Build Coastguard Worker 	if (tb[PACKET_DIAG_RX_RING])
3358*de1e4e89SAndroid Build Coastguard Worker 		ring_rx = RTA_DATA(tb[PACKET_DIAG_RX_RING]);
3359*de1e4e89SAndroid Build Coastguard Worker 
3360*de1e4e89SAndroid Build Coastguard Worker 	if (tb[PACKET_DIAG_TX_RING])
3361*de1e4e89SAndroid Build Coastguard Worker 		ring_tx = RTA_DATA(tb[PACKET_DIAG_TX_RING]);
3362*de1e4e89SAndroid Build Coastguard Worker 
3363*de1e4e89SAndroid Build Coastguard Worker 	if (tb[PACKET_DIAG_FANOUT]) {
3364*de1e4e89SAndroid Build Coastguard Worker 		has_fanout = true;
3365*de1e4e89SAndroid Build Coastguard Worker 		fanout = rta_getattr_u32(tb[PACKET_DIAG_FANOUT]);
3366*de1e4e89SAndroid Build Coastguard Worker 	}
3367*de1e4e89SAndroid Build Coastguard Worker 
3368*de1e4e89SAndroid Build Coastguard Worker 	if (packet_stats_print(&stat, f))
3369*de1e4e89SAndroid Build Coastguard Worker 		return 0;
3370*de1e4e89SAndroid Build Coastguard Worker 
3371*de1e4e89SAndroid Build Coastguard Worker 	if (show_details) {
3372*de1e4e89SAndroid Build Coastguard Worker 		if (pinfo) {
3373*de1e4e89SAndroid Build Coastguard Worker 			printf("\n\tver:%d", pinfo->pdi_version);
3374*de1e4e89SAndroid Build Coastguard Worker 			printf(" cpy_thresh:%d", pinfo->pdi_copy_thresh);
3375*de1e4e89SAndroid Build Coastguard Worker 			printf(" flags( ");
3376*de1e4e89SAndroid Build Coastguard Worker 			if (pinfo->pdi_flags & PDI_RUNNING)
3377*de1e4e89SAndroid Build Coastguard Worker 				printf("running");
3378*de1e4e89SAndroid Build Coastguard Worker 			if (pinfo->pdi_flags & PDI_AUXDATA)
3379*de1e4e89SAndroid Build Coastguard Worker 				printf(" auxdata");
3380*de1e4e89SAndroid Build Coastguard Worker 			if (pinfo->pdi_flags & PDI_ORIGDEV)
3381*de1e4e89SAndroid Build Coastguard Worker 				printf(" origdev");
3382*de1e4e89SAndroid Build Coastguard Worker 			if (pinfo->pdi_flags & PDI_VNETHDR)
3383*de1e4e89SAndroid Build Coastguard Worker 				printf(" vnethdr");
3384*de1e4e89SAndroid Build Coastguard Worker 			if (pinfo->pdi_flags & PDI_LOSS)
3385*de1e4e89SAndroid Build Coastguard Worker 				printf(" loss");
3386*de1e4e89SAndroid Build Coastguard Worker 			if (!pinfo->pdi_flags)
3387*de1e4e89SAndroid Build Coastguard Worker 				printf("0");
3388*de1e4e89SAndroid Build Coastguard Worker 			printf(" )");
3389*de1e4e89SAndroid Build Coastguard Worker 		}
3390*de1e4e89SAndroid Build Coastguard Worker 		if (ring_rx) {
3391*de1e4e89SAndroid Build Coastguard Worker 			printf("\n\tring_rx(");
3392*de1e4e89SAndroid Build Coastguard Worker 			packet_show_ring(ring_rx);
3393*de1e4e89SAndroid Build Coastguard Worker 			printf(")");
3394*de1e4e89SAndroid Build Coastguard Worker 		}
3395*de1e4e89SAndroid Build Coastguard Worker 		if (ring_tx) {
3396*de1e4e89SAndroid Build Coastguard Worker 			printf("\n\tring_tx(");
3397*de1e4e89SAndroid Build Coastguard Worker 			packet_show_ring(ring_tx);
3398*de1e4e89SAndroid Build Coastguard Worker 			printf(")");
3399*de1e4e89SAndroid Build Coastguard Worker 		}
3400*de1e4e89SAndroid Build Coastguard Worker 		if (has_fanout) {
3401*de1e4e89SAndroid Build Coastguard Worker 			uint16_t type = (fanout >> 16) & 0xffff;
3402*de1e4e89SAndroid Build Coastguard Worker 
3403*de1e4e89SAndroid Build Coastguard Worker 			printf("\n\tfanout(");
3404*de1e4e89SAndroid Build Coastguard Worker 			printf("id:%d,", fanout & 0xffff);
3405*de1e4e89SAndroid Build Coastguard Worker 			printf("type:");
3406*de1e4e89SAndroid Build Coastguard Worker 
3407*de1e4e89SAndroid Build Coastguard Worker 			if (type == 0)
3408*de1e4e89SAndroid Build Coastguard Worker 				printf("hash");
3409*de1e4e89SAndroid Build Coastguard Worker 			else if (type == 1)
3410*de1e4e89SAndroid Build Coastguard Worker 				printf("lb");
3411*de1e4e89SAndroid Build Coastguard Worker 			else if (type == 2)
3412*de1e4e89SAndroid Build Coastguard Worker 				printf("cpu");
3413*de1e4e89SAndroid Build Coastguard Worker 			else if (type == 3)
3414*de1e4e89SAndroid Build Coastguard Worker 				printf("roll");
3415*de1e4e89SAndroid Build Coastguard Worker 			else if (type == 4)
3416*de1e4e89SAndroid Build Coastguard Worker 				printf("random");
3417*de1e4e89SAndroid Build Coastguard Worker 			else if (type == 5)
3418*de1e4e89SAndroid Build Coastguard Worker 				printf("qm");
3419*de1e4e89SAndroid Build Coastguard Worker 			else
3420*de1e4e89SAndroid Build Coastguard Worker 				printf("0x%x", type);
3421*de1e4e89SAndroid Build Coastguard Worker 
3422*de1e4e89SAndroid Build Coastguard Worker 			printf(")");
3423*de1e4e89SAndroid Build Coastguard Worker 		}
3424*de1e4e89SAndroid Build Coastguard Worker 	}
3425*de1e4e89SAndroid Build Coastguard Worker 
3426*de1e4e89SAndroid Build Coastguard Worker 	if (show_bpf && tb[PACKET_DIAG_FILTER]) {
3427*de1e4e89SAndroid Build Coastguard Worker 		struct sock_filter *fil =
3428*de1e4e89SAndroid Build Coastguard Worker 		       RTA_DATA(tb[PACKET_DIAG_FILTER]);
3429*de1e4e89SAndroid Build Coastguard Worker 		int num = RTA_PAYLOAD(tb[PACKET_DIAG_FILTER]) /
3430*de1e4e89SAndroid Build Coastguard Worker 			  sizeof(struct sock_filter);
3431*de1e4e89SAndroid Build Coastguard Worker 
3432*de1e4e89SAndroid Build Coastguard Worker 		printf("\n\tbpf filter (%d): ", num);
3433*de1e4e89SAndroid Build Coastguard Worker 		while (num) {
3434*de1e4e89SAndroid Build Coastguard Worker 			printf(" 0x%02x %u %u %u,",
3435*de1e4e89SAndroid Build Coastguard Worker 			      fil->code, fil->jt, fil->jf, fil->k);
3436*de1e4e89SAndroid Build Coastguard Worker 			num--;
3437*de1e4e89SAndroid Build Coastguard Worker 			fil++;
3438*de1e4e89SAndroid Build Coastguard Worker 		}
3439*de1e4e89SAndroid Build Coastguard Worker 	}
3440*de1e4e89SAndroid Build Coastguard Worker 	printf("\n");
3441*de1e4e89SAndroid Build Coastguard Worker 	return 0;
3442*de1e4e89SAndroid Build Coastguard Worker }
3443*de1e4e89SAndroid Build Coastguard Worker 
packet_show_netlink(struct filter * f)3444*de1e4e89SAndroid Build Coastguard Worker static int packet_show_netlink(struct filter *f)
3445*de1e4e89SAndroid Build Coastguard Worker {
3446*de1e4e89SAndroid Build Coastguard Worker 	DIAG_REQUEST(req, struct packet_diag_req r);
3447*de1e4e89SAndroid Build Coastguard Worker 
3448*de1e4e89SAndroid Build Coastguard Worker 	req.r.sdiag_family = AF_PACKET;
3449*de1e4e89SAndroid Build Coastguard Worker 	req.r.pdiag_show = PACKET_SHOW_INFO | PACKET_SHOW_MEMINFO |
3450*de1e4e89SAndroid Build Coastguard Worker 		PACKET_SHOW_FILTER | PACKET_SHOW_RING_CFG | PACKET_SHOW_FANOUT;
3451*de1e4e89SAndroid Build Coastguard Worker 
3452*de1e4e89SAndroid Build Coastguard Worker 	return handle_netlink_request(f, &req.nlh, sizeof(req), packet_show_sock);
3453*de1e4e89SAndroid Build Coastguard Worker }
3454*de1e4e89SAndroid Build Coastguard Worker 
packet_show_line(char * buf,const struct filter * f,int fam)3455*de1e4e89SAndroid Build Coastguard Worker static int packet_show_line(char *buf, const struct filter *f, int fam)
3456*de1e4e89SAndroid Build Coastguard Worker {
3457*de1e4e89SAndroid Build Coastguard Worker 	unsigned long long sk;
3458*de1e4e89SAndroid Build Coastguard Worker 	struct sockstat stat = {};
3459*de1e4e89SAndroid Build Coastguard Worker 	int type, prot, iface, state, rq, uid, ino;
3460*de1e4e89SAndroid Build Coastguard Worker 
3461*de1e4e89SAndroid Build Coastguard Worker 	sscanf(buf, "%llx %*d %d %x %d %d %u %u %u",
3462*de1e4e89SAndroid Build Coastguard Worker 			&sk,
3463*de1e4e89SAndroid Build Coastguard Worker 			&type, &prot, &iface, &state,
3464*de1e4e89SAndroid Build Coastguard Worker 			&rq, &uid, &ino);
3465*de1e4e89SAndroid Build Coastguard Worker 
3466*de1e4e89SAndroid Build Coastguard Worker 	if (stat.type == SOCK_RAW && !(f->dbs&(1<<PACKET_R_DB)))
3467*de1e4e89SAndroid Build Coastguard Worker 		return 0;
3468*de1e4e89SAndroid Build Coastguard Worker 	if (stat.type == SOCK_DGRAM && !(f->dbs&(1<<PACKET_DG_DB)))
3469*de1e4e89SAndroid Build Coastguard Worker 		return 0;
3470*de1e4e89SAndroid Build Coastguard Worker 
3471*de1e4e89SAndroid Build Coastguard Worker 	stat.type  = type;
3472*de1e4e89SAndroid Build Coastguard Worker 	stat.prot  = prot;
3473*de1e4e89SAndroid Build Coastguard Worker 	stat.lport = stat.iface = iface;
3474*de1e4e89SAndroid Build Coastguard Worker 	stat.state = state;
3475*de1e4e89SAndroid Build Coastguard Worker 	stat.rq    = rq;
3476*de1e4e89SAndroid Build Coastguard Worker 	stat.uid   = uid;
3477*de1e4e89SAndroid Build Coastguard Worker 	stat.ino   = ino;
3478*de1e4e89SAndroid Build Coastguard Worker 	stat.state = SS_CLOSE;
3479*de1e4e89SAndroid Build Coastguard Worker 
3480*de1e4e89SAndroid Build Coastguard Worker 	if (packet_stats_print(&stat, f))
3481*de1e4e89SAndroid Build Coastguard Worker 		return 0;
3482*de1e4e89SAndroid Build Coastguard Worker 
3483*de1e4e89SAndroid Build Coastguard Worker 	printf("\n");
3484*de1e4e89SAndroid Build Coastguard Worker 	return 0;
3485*de1e4e89SAndroid Build Coastguard Worker }
3486*de1e4e89SAndroid Build Coastguard Worker 
packet_show(struct filter * f)3487*de1e4e89SAndroid Build Coastguard Worker static int packet_show(struct filter *f)
3488*de1e4e89SAndroid Build Coastguard Worker {
3489*de1e4e89SAndroid Build Coastguard Worker 	FILE *fp;
3490*de1e4e89SAndroid Build Coastguard Worker 	int rc = 0;
3491*de1e4e89SAndroid Build Coastguard Worker 
3492*de1e4e89SAndroid Build Coastguard Worker 	if (!filter_af_get(f, AF_PACKET) || !(f->states & (1 << SS_CLOSE)))
3493*de1e4e89SAndroid Build Coastguard Worker 		return 0;
3494*de1e4e89SAndroid Build Coastguard Worker 
3495*de1e4e89SAndroid Build Coastguard Worker 	if (!getenv("PROC_NET_PACKET") && !getenv("PROC_ROOT") &&
3496*de1e4e89SAndroid Build Coastguard Worker 			packet_show_netlink(f) == 0)
3497*de1e4e89SAndroid Build Coastguard Worker 		return 0;
3498*de1e4e89SAndroid Build Coastguard Worker 
3499*de1e4e89SAndroid Build Coastguard Worker 	if ((fp = net_packet_open()) == NULL)
3500*de1e4e89SAndroid Build Coastguard Worker 		return -1;
3501*de1e4e89SAndroid Build Coastguard Worker 	if (generic_record_read(fp, packet_show_line, f, AF_PACKET))
3502*de1e4e89SAndroid Build Coastguard Worker 		rc = -1;
3503*de1e4e89SAndroid Build Coastguard Worker 
3504*de1e4e89SAndroid Build Coastguard Worker 	fclose(fp);
3505*de1e4e89SAndroid Build Coastguard Worker 	return rc;
3506*de1e4e89SAndroid Build Coastguard Worker }
3507*de1e4e89SAndroid Build Coastguard Worker 
netlink_show_one(struct filter * f,int prot,int pid,unsigned int groups,int state,int dst_pid,unsigned int dst_group,int rq,int wq,unsigned long long sk,unsigned long long cb)3508*de1e4e89SAndroid Build Coastguard Worker static int netlink_show_one(struct filter *f,
3509*de1e4e89SAndroid Build Coastguard Worker 				int prot, int pid, unsigned int groups,
3510*de1e4e89SAndroid Build Coastguard Worker 				int state, int dst_pid, unsigned int dst_group,
3511*de1e4e89SAndroid Build Coastguard Worker 				int rq, int wq,
3512*de1e4e89SAndroid Build Coastguard Worker 				unsigned long long sk, unsigned long long cb)
3513*de1e4e89SAndroid Build Coastguard Worker {
3514*de1e4e89SAndroid Build Coastguard Worker 	struct sockstat st = {
3515*de1e4e89SAndroid Build Coastguard Worker 		.state		= SS_CLOSE,
3516*de1e4e89SAndroid Build Coastguard Worker 		.rq		= rq,
3517*de1e4e89SAndroid Build Coastguard Worker 		.wq		= wq,
3518*de1e4e89SAndroid Build Coastguard Worker 		.local.family	= AF_NETLINK,
3519*de1e4e89SAndroid Build Coastguard Worker 		.remote.family	= AF_NETLINK,
3520*de1e4e89SAndroid Build Coastguard Worker 	};
3521*de1e4e89SAndroid Build Coastguard Worker 
3522*de1e4e89SAndroid Build Coastguard Worker 	SPRINT_BUF(prot_buf) = {};
3523*de1e4e89SAndroid Build Coastguard Worker 	const char *prot_name;
3524*de1e4e89SAndroid Build Coastguard Worker 	char procname[64] = {};
3525*de1e4e89SAndroid Build Coastguard Worker 
3526*de1e4e89SAndroid Build Coastguard Worker 	if (f->f) {
3527*de1e4e89SAndroid Build Coastguard Worker 		st.rport = -1;
3528*de1e4e89SAndroid Build Coastguard Worker 		st.lport = pid;
3529*de1e4e89SAndroid Build Coastguard Worker 		st.local.data[0] = prot;
3530*de1e4e89SAndroid Build Coastguard Worker 		if (run_ssfilter(f->f, &st) == 0)
3531*de1e4e89SAndroid Build Coastguard Worker 			return 1;
3532*de1e4e89SAndroid Build Coastguard Worker 	}
3533*de1e4e89SAndroid Build Coastguard Worker 
3534*de1e4e89SAndroid Build Coastguard Worker 	sock_state_print(&st);
3535*de1e4e89SAndroid Build Coastguard Worker 
3536*de1e4e89SAndroid Build Coastguard Worker 	if (resolve_services)
3537*de1e4e89SAndroid Build Coastguard Worker 		prot_name = nl_proto_n2a(prot, prot_buf, sizeof(prot_buf));
3538*de1e4e89SAndroid Build Coastguard Worker 	else
3539*de1e4e89SAndroid Build Coastguard Worker 		prot_name = int_to_str(prot, prot_buf);
3540*de1e4e89SAndroid Build Coastguard Worker 
3541*de1e4e89SAndroid Build Coastguard Worker 	if (pid == -1) {
3542*de1e4e89SAndroid Build Coastguard Worker 		procname[0] = '*';
3543*de1e4e89SAndroid Build Coastguard Worker 	} else if (resolve_services) {
3544*de1e4e89SAndroid Build Coastguard Worker 		int done = 0;
3545*de1e4e89SAndroid Build Coastguard Worker 
3546*de1e4e89SAndroid Build Coastguard Worker 		if (!pid) {
3547*de1e4e89SAndroid Build Coastguard Worker 			done = 1;
3548*de1e4e89SAndroid Build Coastguard Worker 			strncpy(procname, "kernel", 6);
3549*de1e4e89SAndroid Build Coastguard Worker 		} else if (pid > 0) {
3550*de1e4e89SAndroid Build Coastguard Worker 			FILE *fp;
3551*de1e4e89SAndroid Build Coastguard Worker 
3552*de1e4e89SAndroid Build Coastguard Worker 			snprintf(procname, sizeof(procname), "%s/%d/stat",
3553*de1e4e89SAndroid Build Coastguard Worker 				getenv("PROC_ROOT") ? : "/proc", pid);
3554*de1e4e89SAndroid Build Coastguard Worker 			if ((fp = fopen(procname, "r")) != NULL) {
3555*de1e4e89SAndroid Build Coastguard Worker 				if (fscanf(fp, "%*d (%[^)])", procname) == 1) {
3556*de1e4e89SAndroid Build Coastguard Worker 					snprintf(procname+strlen(procname),
3557*de1e4e89SAndroid Build Coastguard Worker 						sizeof(procname)-strlen(procname),
3558*de1e4e89SAndroid Build Coastguard Worker 						"/%d", pid);
3559*de1e4e89SAndroid Build Coastguard Worker 					done = 1;
3560*de1e4e89SAndroid Build Coastguard Worker 				}
3561*de1e4e89SAndroid Build Coastguard Worker 				fclose(fp);
3562*de1e4e89SAndroid Build Coastguard Worker 			}
3563*de1e4e89SAndroid Build Coastguard Worker 		}
3564*de1e4e89SAndroid Build Coastguard Worker 		if (!done)
3565*de1e4e89SAndroid Build Coastguard Worker 			int_to_str(pid, procname);
3566*de1e4e89SAndroid Build Coastguard Worker 	} else {
3567*de1e4e89SAndroid Build Coastguard Worker 		int_to_str(pid, procname);
3568*de1e4e89SAndroid Build Coastguard Worker 	}
3569*de1e4e89SAndroid Build Coastguard Worker 
3570*de1e4e89SAndroid Build Coastguard Worker 	sock_addr_print(prot_name, ":", procname, NULL);
3571*de1e4e89SAndroid Build Coastguard Worker 
3572*de1e4e89SAndroid Build Coastguard Worker 	if (state == NETLINK_CONNECTED) {
3573*de1e4e89SAndroid Build Coastguard Worker 		char dst_group_buf[30];
3574*de1e4e89SAndroid Build Coastguard Worker 		char dst_pid_buf[30];
3575*de1e4e89SAndroid Build Coastguard Worker 
3576*de1e4e89SAndroid Build Coastguard Worker 		sock_addr_print(int_to_str(dst_group, dst_group_buf), ":",
3577*de1e4e89SAndroid Build Coastguard Worker 				int_to_str(dst_pid, dst_pid_buf), NULL);
3578*de1e4e89SAndroid Build Coastguard Worker 	} else {
3579*de1e4e89SAndroid Build Coastguard Worker 		sock_addr_print("", "*", "", NULL);
3580*de1e4e89SAndroid Build Coastguard Worker 	}
3581*de1e4e89SAndroid Build Coastguard Worker 
3582*de1e4e89SAndroid Build Coastguard Worker 	char *pid_context = NULL;
3583*de1e4e89SAndroid Build Coastguard Worker 
3584*de1e4e89SAndroid Build Coastguard Worker 	if (show_proc_ctx) {
3585*de1e4e89SAndroid Build Coastguard Worker 		/* The pid value will either be:
3586*de1e4e89SAndroid Build Coastguard Worker 		 *   0 if destination kernel - show kernel initial context.
3587*de1e4e89SAndroid Build Coastguard Worker 		 *   A valid process pid - use getpidcon.
3588*de1e4e89SAndroid Build Coastguard Worker 		 *   A unique value allocated by the kernel or netlink user
3589*de1e4e89SAndroid Build Coastguard Worker 		 *   to the process - show context as "not available".
3590*de1e4e89SAndroid Build Coastguard Worker 		 */
3591*de1e4e89SAndroid Build Coastguard Worker 		if (!pid)
3592*de1e4e89SAndroid Build Coastguard Worker 			security_get_initial_context("kernel", &pid_context);
3593*de1e4e89SAndroid Build Coastguard Worker 		else if (pid > 0)
3594*de1e4e89SAndroid Build Coastguard Worker 			getpidcon(pid, &pid_context);
3595*de1e4e89SAndroid Build Coastguard Worker 
3596*de1e4e89SAndroid Build Coastguard Worker 		printf(" proc_ctx=%s", pid_context ? : "unavailable");
3597*de1e4e89SAndroid Build Coastguard Worker 		free(pid_context);
3598*de1e4e89SAndroid Build Coastguard Worker 	}
3599*de1e4e89SAndroid Build Coastguard Worker 
3600*de1e4e89SAndroid Build Coastguard Worker 	if (show_details) {
3601*de1e4e89SAndroid Build Coastguard Worker 		printf(" sk=%llx cb=%llx groups=0x%08x", sk, cb, groups);
3602*de1e4e89SAndroid Build Coastguard Worker 	}
3603*de1e4e89SAndroid Build Coastguard Worker 	printf("\n");
3604*de1e4e89SAndroid Build Coastguard Worker 
3605*de1e4e89SAndroid Build Coastguard Worker 	return 0;
3606*de1e4e89SAndroid Build Coastguard Worker }
3607*de1e4e89SAndroid Build Coastguard Worker 
netlink_show_sock(const struct sockaddr_nl * addr,struct nlmsghdr * nlh,void * arg)3608*de1e4e89SAndroid Build Coastguard Worker static int netlink_show_sock(const struct sockaddr_nl *addr,
3609*de1e4e89SAndroid Build Coastguard Worker 		struct nlmsghdr *nlh, void *arg)
3610*de1e4e89SAndroid Build Coastguard Worker {
3611*de1e4e89SAndroid Build Coastguard Worker 	struct filter *f = (struct filter *)arg;
3612*de1e4e89SAndroid Build Coastguard Worker 	struct netlink_diag_msg *r = NLMSG_DATA(nlh);
3613*de1e4e89SAndroid Build Coastguard Worker 	struct rtattr *tb[NETLINK_DIAG_MAX+1];
3614*de1e4e89SAndroid Build Coastguard Worker 	int rq = 0, wq = 0;
3615*de1e4e89SAndroid Build Coastguard Worker 	unsigned long groups = 0;
3616*de1e4e89SAndroid Build Coastguard Worker 
3617*de1e4e89SAndroid Build Coastguard Worker 	parse_rtattr(tb, NETLINK_DIAG_MAX, (struct rtattr *)(r+1),
3618*de1e4e89SAndroid Build Coastguard Worker 		     nlh->nlmsg_len - NLMSG_LENGTH(sizeof(*r)));
3619*de1e4e89SAndroid Build Coastguard Worker 
3620*de1e4e89SAndroid Build Coastguard Worker 	if (tb[NETLINK_DIAG_GROUPS] && RTA_PAYLOAD(tb[NETLINK_DIAG_GROUPS]))
3621*de1e4e89SAndroid Build Coastguard Worker 		groups = *(unsigned long *) RTA_DATA(tb[NETLINK_DIAG_GROUPS]);
3622*de1e4e89SAndroid Build Coastguard Worker 
3623*de1e4e89SAndroid Build Coastguard Worker 	if (tb[NETLINK_DIAG_MEMINFO]) {
3624*de1e4e89SAndroid Build Coastguard Worker 		const __u32 *skmeminfo;
3625*de1e4e89SAndroid Build Coastguard Worker 
3626*de1e4e89SAndroid Build Coastguard Worker 		skmeminfo = RTA_DATA(tb[NETLINK_DIAG_MEMINFO]);
3627*de1e4e89SAndroid Build Coastguard Worker 
3628*de1e4e89SAndroid Build Coastguard Worker 		rq = skmeminfo[SK_MEMINFO_RMEM_ALLOC];
3629*de1e4e89SAndroid Build Coastguard Worker 		wq = skmeminfo[SK_MEMINFO_WMEM_ALLOC];
3630*de1e4e89SAndroid Build Coastguard Worker 	}
3631*de1e4e89SAndroid Build Coastguard Worker 
3632*de1e4e89SAndroid Build Coastguard Worker 	if (netlink_show_one(f, r->ndiag_protocol, r->ndiag_portid, groups,
3633*de1e4e89SAndroid Build Coastguard Worker 			 r->ndiag_state, r->ndiag_dst_portid, r->ndiag_dst_group,
3634*de1e4e89SAndroid Build Coastguard Worker 			 rq, wq, 0, 0)) {
3635*de1e4e89SAndroid Build Coastguard Worker 		return 0;
3636*de1e4e89SAndroid Build Coastguard Worker 	}
3637*de1e4e89SAndroid Build Coastguard Worker 
3638*de1e4e89SAndroid Build Coastguard Worker 	if (show_mem) {
3639*de1e4e89SAndroid Build Coastguard Worker 		printf("\t");
3640*de1e4e89SAndroid Build Coastguard Worker 		print_skmeminfo(tb, NETLINK_DIAG_MEMINFO);
3641*de1e4e89SAndroid Build Coastguard Worker 		printf("\n");
3642*de1e4e89SAndroid Build Coastguard Worker 	}
3643*de1e4e89SAndroid Build Coastguard Worker 
3644*de1e4e89SAndroid Build Coastguard Worker 	return 0;
3645*de1e4e89SAndroid Build Coastguard Worker }
3646*de1e4e89SAndroid Build Coastguard Worker 
netlink_show_netlink(struct filter * f)3647*de1e4e89SAndroid Build Coastguard Worker static int netlink_show_netlink(struct filter *f)
3648*de1e4e89SAndroid Build Coastguard Worker {
3649*de1e4e89SAndroid Build Coastguard Worker 	DIAG_REQUEST(req, struct netlink_diag_req r);
3650*de1e4e89SAndroid Build Coastguard Worker 
3651*de1e4e89SAndroid Build Coastguard Worker 	req.r.sdiag_family = AF_NETLINK;
3652*de1e4e89SAndroid Build Coastguard Worker 	req.r.sdiag_protocol = NDIAG_PROTO_ALL;
3653*de1e4e89SAndroid Build Coastguard Worker 	req.r.ndiag_show = NDIAG_SHOW_GROUPS | NDIAG_SHOW_MEMINFO;
3654*de1e4e89SAndroid Build Coastguard Worker 
3655*de1e4e89SAndroid Build Coastguard Worker 	return handle_netlink_request(f, &req.nlh, sizeof(req), netlink_show_sock);
3656*de1e4e89SAndroid Build Coastguard Worker }
3657*de1e4e89SAndroid Build Coastguard Worker 
netlink_show(struct filter * f)3658*de1e4e89SAndroid Build Coastguard Worker static int netlink_show(struct filter *f)
3659*de1e4e89SAndroid Build Coastguard Worker {
3660*de1e4e89SAndroid Build Coastguard Worker 	FILE *fp;
3661*de1e4e89SAndroid Build Coastguard Worker 	char buf[256];
3662*de1e4e89SAndroid Build Coastguard Worker 	int prot, pid;
3663*de1e4e89SAndroid Build Coastguard Worker 	unsigned int groups;
3664*de1e4e89SAndroid Build Coastguard Worker 	int rq, wq, rc;
3665*de1e4e89SAndroid Build Coastguard Worker 	unsigned long long sk, cb;
3666*de1e4e89SAndroid Build Coastguard Worker 
3667*de1e4e89SAndroid Build Coastguard Worker 	if (!filter_af_get(f, AF_NETLINK) || !(f->states & (1 << SS_CLOSE)))
3668*de1e4e89SAndroid Build Coastguard Worker 		return 0;
3669*de1e4e89SAndroid Build Coastguard Worker 
3670*de1e4e89SAndroid Build Coastguard Worker 	if (!getenv("PROC_NET_NETLINK") && !getenv("PROC_ROOT") &&
3671*de1e4e89SAndroid Build Coastguard Worker 		netlink_show_netlink(f) == 0)
3672*de1e4e89SAndroid Build Coastguard Worker 		return 0;
3673*de1e4e89SAndroid Build Coastguard Worker 
3674*de1e4e89SAndroid Build Coastguard Worker 	if ((fp = net_netlink_open()) == NULL)
3675*de1e4e89SAndroid Build Coastguard Worker 		return -1;
3676*de1e4e89SAndroid Build Coastguard Worker 	if (!fgets(buf, sizeof(buf), fp)) {
3677*de1e4e89SAndroid Build Coastguard Worker 		fclose(fp);
3678*de1e4e89SAndroid Build Coastguard Worker 		return -1;
3679*de1e4e89SAndroid Build Coastguard Worker 	}
3680*de1e4e89SAndroid Build Coastguard Worker 
3681*de1e4e89SAndroid Build Coastguard Worker 	while (fgets(buf, sizeof(buf), fp)) {
3682*de1e4e89SAndroid Build Coastguard Worker 		sscanf(buf, "%llx %d %d %x %d %d %llx %d",
3683*de1e4e89SAndroid Build Coastguard Worker 		       &sk,
3684*de1e4e89SAndroid Build Coastguard Worker 		       &prot, &pid, &groups, &rq, &wq, &cb, &rc);
3685*de1e4e89SAndroid Build Coastguard Worker 
3686*de1e4e89SAndroid Build Coastguard Worker 		netlink_show_one(f, prot, pid, groups, 0, 0, 0, rq, wq, sk, cb);
3687*de1e4e89SAndroid Build Coastguard Worker 	}
3688*de1e4e89SAndroid Build Coastguard Worker 
3689*de1e4e89SAndroid Build Coastguard Worker 	fclose(fp);
3690*de1e4e89SAndroid Build Coastguard Worker 	return 0;
3691*de1e4e89SAndroid Build Coastguard Worker }
3692*de1e4e89SAndroid Build Coastguard Worker 
3693*de1e4e89SAndroid Build Coastguard Worker struct sock_diag_msg {
3694*de1e4e89SAndroid Build Coastguard Worker 	__u8 sdiag_family;
3695*de1e4e89SAndroid Build Coastguard Worker };
3696*de1e4e89SAndroid Build Coastguard Worker 
generic_show_sock(const struct sockaddr_nl * addr,struct nlmsghdr * nlh,void * arg)3697*de1e4e89SAndroid Build Coastguard Worker static int generic_show_sock(const struct sockaddr_nl *addr,
3698*de1e4e89SAndroid Build Coastguard Worker 		struct nlmsghdr *nlh, void *arg)
3699*de1e4e89SAndroid Build Coastguard Worker {
3700*de1e4e89SAndroid Build Coastguard Worker 	struct sock_diag_msg *r = NLMSG_DATA(nlh);
3701*de1e4e89SAndroid Build Coastguard Worker 	struct inet_diag_arg inet_arg = { .f = arg, .protocol = IPPROTO_MAX };
3702*de1e4e89SAndroid Build Coastguard Worker 
3703*de1e4e89SAndroid Build Coastguard Worker 	switch (r->sdiag_family) {
3704*de1e4e89SAndroid Build Coastguard Worker 	case AF_INET:
3705*de1e4e89SAndroid Build Coastguard Worker 	case AF_INET6:
3706*de1e4e89SAndroid Build Coastguard Worker 		return show_one_inet_sock(addr, nlh, &inet_arg);
3707*de1e4e89SAndroid Build Coastguard Worker 	case AF_UNIX:
3708*de1e4e89SAndroid Build Coastguard Worker 		return unix_show_sock(addr, nlh, arg);
3709*de1e4e89SAndroid Build Coastguard Worker 	case AF_PACKET:
3710*de1e4e89SAndroid Build Coastguard Worker 		return packet_show_sock(addr, nlh, arg);
3711*de1e4e89SAndroid Build Coastguard Worker 	case AF_NETLINK:
3712*de1e4e89SAndroid Build Coastguard Worker 		return netlink_show_sock(addr, nlh, arg);
3713*de1e4e89SAndroid Build Coastguard Worker 	default:
3714*de1e4e89SAndroid Build Coastguard Worker 		return -1;
3715*de1e4e89SAndroid Build Coastguard Worker 	}
3716*de1e4e89SAndroid Build Coastguard Worker }
3717*de1e4e89SAndroid Build Coastguard Worker 
handle_follow_request(struct filter * f)3718*de1e4e89SAndroid Build Coastguard Worker static int handle_follow_request(struct filter *f)
3719*de1e4e89SAndroid Build Coastguard Worker {
3720*de1e4e89SAndroid Build Coastguard Worker 	int ret = 0;
3721*de1e4e89SAndroid Build Coastguard Worker 	int groups = 0;
3722*de1e4e89SAndroid Build Coastguard Worker 	struct rtnl_handle rth;
3723*de1e4e89SAndroid Build Coastguard Worker 
3724*de1e4e89SAndroid Build Coastguard Worker 	if (f->families & (1 << AF_INET) && f->dbs & (1 << TCP_DB))
3725*de1e4e89SAndroid Build Coastguard Worker 		groups |= 1 << (SKNLGRP_INET_TCP_DESTROY - 1);
3726*de1e4e89SAndroid Build Coastguard Worker 	if (f->families & (1 << AF_INET) && f->dbs & (1 << UDP_DB))
3727*de1e4e89SAndroid Build Coastguard Worker 		groups |= 1 << (SKNLGRP_INET_UDP_DESTROY - 1);
3728*de1e4e89SAndroid Build Coastguard Worker 	if (f->families & (1 << AF_INET6) && f->dbs & (1 << TCP_DB))
3729*de1e4e89SAndroid Build Coastguard Worker 		groups |= 1 << (SKNLGRP_INET6_TCP_DESTROY - 1);
3730*de1e4e89SAndroid Build Coastguard Worker 	if (f->families & (1 << AF_INET6) && f->dbs & (1 << UDP_DB))
3731*de1e4e89SAndroid Build Coastguard Worker 		groups |= 1 << (SKNLGRP_INET6_UDP_DESTROY - 1);
3732*de1e4e89SAndroid Build Coastguard Worker 
3733*de1e4e89SAndroid Build Coastguard Worker 	if (groups == 0)
3734*de1e4e89SAndroid Build Coastguard Worker 		return -1;
3735*de1e4e89SAndroid Build Coastguard Worker 
3736*de1e4e89SAndroid Build Coastguard Worker 	if (rtnl_open_byproto(&rth, groups, NETLINK_SOCK_DIAG))
3737*de1e4e89SAndroid Build Coastguard Worker 		return -1;
3738*de1e4e89SAndroid Build Coastguard Worker 
3739*de1e4e89SAndroid Build Coastguard Worker 	rth.dump = 0;
3740*de1e4e89SAndroid Build Coastguard Worker 	rth.local.nl_pid = 0;
3741*de1e4e89SAndroid Build Coastguard Worker 
3742*de1e4e89SAndroid Build Coastguard Worker 	if (rtnl_dump_filter(&rth, generic_show_sock, f))
3743*de1e4e89SAndroid Build Coastguard Worker 		ret = -1;
3744*de1e4e89SAndroid Build Coastguard Worker 
3745*de1e4e89SAndroid Build Coastguard Worker 	rtnl_close(&rth);
3746*de1e4e89SAndroid Build Coastguard Worker 	return ret;
3747*de1e4e89SAndroid Build Coastguard Worker }
3748*de1e4e89SAndroid Build Coastguard Worker 
get_snmp_int(char * proto,char * key,int * result)3749*de1e4e89SAndroid Build Coastguard Worker static int get_snmp_int(char *proto, char *key, int *result)
3750*de1e4e89SAndroid Build Coastguard Worker {
3751*de1e4e89SAndroid Build Coastguard Worker 	char buf[1024];
3752*de1e4e89SAndroid Build Coastguard Worker 	FILE *fp;
3753*de1e4e89SAndroid Build Coastguard Worker 	int protolen = strlen(proto);
3754*de1e4e89SAndroid Build Coastguard Worker 	int keylen = strlen(key);
3755*de1e4e89SAndroid Build Coastguard Worker 
3756*de1e4e89SAndroid Build Coastguard Worker 	*result = 0;
3757*de1e4e89SAndroid Build Coastguard Worker 
3758*de1e4e89SAndroid Build Coastguard Worker 	if ((fp = net_snmp_open()) == NULL)
3759*de1e4e89SAndroid Build Coastguard Worker 		return -1;
3760*de1e4e89SAndroid Build Coastguard Worker 
3761*de1e4e89SAndroid Build Coastguard Worker 	while (fgets(buf, sizeof(buf), fp) != NULL) {
3762*de1e4e89SAndroid Build Coastguard Worker 		char *p = buf;
3763*de1e4e89SAndroid Build Coastguard Worker 		int  pos = 0;
3764*de1e4e89SAndroid Build Coastguard Worker 
3765*de1e4e89SAndroid Build Coastguard Worker 		if (memcmp(buf, proto, protolen))
3766*de1e4e89SAndroid Build Coastguard Worker 			continue;
3767*de1e4e89SAndroid Build Coastguard Worker 		while ((p = strchr(p, ' ')) != NULL) {
3768*de1e4e89SAndroid Build Coastguard Worker 			pos++;
3769*de1e4e89SAndroid Build Coastguard Worker 			p++;
3770*de1e4e89SAndroid Build Coastguard Worker 			if (memcmp(p, key, keylen) == 0 &&
3771*de1e4e89SAndroid Build Coastguard Worker 			    (p[keylen] == ' ' || p[keylen] == '\n'))
3772*de1e4e89SAndroid Build Coastguard Worker 				break;
3773*de1e4e89SAndroid Build Coastguard Worker 		}
3774*de1e4e89SAndroid Build Coastguard Worker 		if (fgets(buf, sizeof(buf), fp) == NULL)
3775*de1e4e89SAndroid Build Coastguard Worker 			break;
3776*de1e4e89SAndroid Build Coastguard Worker 		if (memcmp(buf, proto, protolen))
3777*de1e4e89SAndroid Build Coastguard Worker 			break;
3778*de1e4e89SAndroid Build Coastguard Worker 		p = buf;
3779*de1e4e89SAndroid Build Coastguard Worker 		while ((p = strchr(p, ' ')) != NULL) {
3780*de1e4e89SAndroid Build Coastguard Worker 			p++;
3781*de1e4e89SAndroid Build Coastguard Worker 			if (--pos == 0) {
3782*de1e4e89SAndroid Build Coastguard Worker 				sscanf(p, "%d", result);
3783*de1e4e89SAndroid Build Coastguard Worker 				fclose(fp);
3784*de1e4e89SAndroid Build Coastguard Worker 				return 0;
3785*de1e4e89SAndroid Build Coastguard Worker 			}
3786*de1e4e89SAndroid Build Coastguard Worker 		}
3787*de1e4e89SAndroid Build Coastguard Worker 	}
3788*de1e4e89SAndroid Build Coastguard Worker 
3789*de1e4e89SAndroid Build Coastguard Worker 	fclose(fp);
3790*de1e4e89SAndroid Build Coastguard Worker 	errno = ESRCH;
3791*de1e4e89SAndroid Build Coastguard Worker 	return -1;
3792*de1e4e89SAndroid Build Coastguard Worker }
3793*de1e4e89SAndroid Build Coastguard Worker 
3794*de1e4e89SAndroid Build Coastguard Worker 
3795*de1e4e89SAndroid Build Coastguard Worker /* Get stats from sockstat */
3796*de1e4e89SAndroid Build Coastguard Worker 
3797*de1e4e89SAndroid Build Coastguard Worker struct ssummary {
3798*de1e4e89SAndroid Build Coastguard Worker 	int socks;
3799*de1e4e89SAndroid Build Coastguard Worker 	int tcp_mem;
3800*de1e4e89SAndroid Build Coastguard Worker 	int tcp_total;
3801*de1e4e89SAndroid Build Coastguard Worker 	int tcp_orphans;
3802*de1e4e89SAndroid Build Coastguard Worker 	int tcp_tws;
3803*de1e4e89SAndroid Build Coastguard Worker 	int tcp4_hashed;
3804*de1e4e89SAndroid Build Coastguard Worker 	int udp4;
3805*de1e4e89SAndroid Build Coastguard Worker 	int raw4;
3806*de1e4e89SAndroid Build Coastguard Worker 	int frag4;
3807*de1e4e89SAndroid Build Coastguard Worker 	int frag4_mem;
3808*de1e4e89SAndroid Build Coastguard Worker 	int tcp6_hashed;
3809*de1e4e89SAndroid Build Coastguard Worker 	int udp6;
3810*de1e4e89SAndroid Build Coastguard Worker 	int raw6;
3811*de1e4e89SAndroid Build Coastguard Worker 	int frag6;
3812*de1e4e89SAndroid Build Coastguard Worker 	int frag6_mem;
3813*de1e4e89SAndroid Build Coastguard Worker };
3814*de1e4e89SAndroid Build Coastguard Worker 
get_sockstat_line(char * line,struct ssummary * s)3815*de1e4e89SAndroid Build Coastguard Worker static void get_sockstat_line(char *line, struct ssummary *s)
3816*de1e4e89SAndroid Build Coastguard Worker {
3817*de1e4e89SAndroid Build Coastguard Worker 	char id[256], rem[256];
3818*de1e4e89SAndroid Build Coastguard Worker 
3819*de1e4e89SAndroid Build Coastguard Worker 	if (sscanf(line, "%[^ ] %[^\n]\n", id, rem) != 2)
3820*de1e4e89SAndroid Build Coastguard Worker 		return;
3821*de1e4e89SAndroid Build Coastguard Worker 
3822*de1e4e89SAndroid Build Coastguard Worker 	if (strcmp(id, "sockets:") == 0)
3823*de1e4e89SAndroid Build Coastguard Worker 		sscanf(rem, "%*s%d", &s->socks);
3824*de1e4e89SAndroid Build Coastguard Worker 	else if (strcmp(id, "UDP:") == 0)
3825*de1e4e89SAndroid Build Coastguard Worker 		sscanf(rem, "%*s%d", &s->udp4);
3826*de1e4e89SAndroid Build Coastguard Worker 	else if (strcmp(id, "UDP6:") == 0)
3827*de1e4e89SAndroid Build Coastguard Worker 		sscanf(rem, "%*s%d", &s->udp6);
3828*de1e4e89SAndroid Build Coastguard Worker 	else if (strcmp(id, "RAW:") == 0)
3829*de1e4e89SAndroid Build Coastguard Worker 		sscanf(rem, "%*s%d", &s->raw4);
3830*de1e4e89SAndroid Build Coastguard Worker 	else if (strcmp(id, "RAW6:") == 0)
3831*de1e4e89SAndroid Build Coastguard Worker 		sscanf(rem, "%*s%d", &s->raw6);
3832*de1e4e89SAndroid Build Coastguard Worker 	else if (strcmp(id, "TCP6:") == 0)
3833*de1e4e89SAndroid Build Coastguard Worker 		sscanf(rem, "%*s%d", &s->tcp6_hashed);
3834*de1e4e89SAndroid Build Coastguard Worker 	else if (strcmp(id, "FRAG:") == 0)
3835*de1e4e89SAndroid Build Coastguard Worker 		sscanf(rem, "%*s%d%*s%d", &s->frag4, &s->frag4_mem);
3836*de1e4e89SAndroid Build Coastguard Worker 	else if (strcmp(id, "FRAG6:") == 0)
3837*de1e4e89SAndroid Build Coastguard Worker 		sscanf(rem, "%*s%d%*s%d", &s->frag6, &s->frag6_mem);
3838*de1e4e89SAndroid Build Coastguard Worker 	else if (strcmp(id, "TCP:") == 0)
3839*de1e4e89SAndroid Build Coastguard Worker 		sscanf(rem, "%*s%d%*s%d%*s%d%*s%d%*s%d",
3840*de1e4e89SAndroid Build Coastguard Worker 		       &s->tcp4_hashed,
3841*de1e4e89SAndroid Build Coastguard Worker 		       &s->tcp_orphans, &s->tcp_tws, &s->tcp_total, &s->tcp_mem);
3842*de1e4e89SAndroid Build Coastguard Worker }
3843*de1e4e89SAndroid Build Coastguard Worker 
get_sockstat(struct ssummary * s)3844*de1e4e89SAndroid Build Coastguard Worker static int get_sockstat(struct ssummary *s)
3845*de1e4e89SAndroid Build Coastguard Worker {
3846*de1e4e89SAndroid Build Coastguard Worker 	char buf[256];
3847*de1e4e89SAndroid Build Coastguard Worker 	FILE *fp;
3848*de1e4e89SAndroid Build Coastguard Worker 
3849*de1e4e89SAndroid Build Coastguard Worker 	memset(s, 0, sizeof(*s));
3850*de1e4e89SAndroid Build Coastguard Worker 
3851*de1e4e89SAndroid Build Coastguard Worker 	if ((fp = net_sockstat_open()) == NULL)
3852*de1e4e89SAndroid Build Coastguard Worker 		return -1;
3853*de1e4e89SAndroid Build Coastguard Worker 	while (fgets(buf, sizeof(buf), fp) != NULL)
3854*de1e4e89SAndroid Build Coastguard Worker 		get_sockstat_line(buf, s);
3855*de1e4e89SAndroid Build Coastguard Worker 	fclose(fp);
3856*de1e4e89SAndroid Build Coastguard Worker 
3857*de1e4e89SAndroid Build Coastguard Worker 	if ((fp = net_sockstat6_open()) == NULL)
3858*de1e4e89SAndroid Build Coastguard Worker 		return 0;
3859*de1e4e89SAndroid Build Coastguard Worker 	while (fgets(buf, sizeof(buf), fp) != NULL)
3860*de1e4e89SAndroid Build Coastguard Worker 		get_sockstat_line(buf, s);
3861*de1e4e89SAndroid Build Coastguard Worker 	fclose(fp);
3862*de1e4e89SAndroid Build Coastguard Worker 
3863*de1e4e89SAndroid Build Coastguard Worker 	return 0;
3864*de1e4e89SAndroid Build Coastguard Worker }
3865*de1e4e89SAndroid Build Coastguard Worker 
print_summary(void)3866*de1e4e89SAndroid Build Coastguard Worker static int print_summary(void)
3867*de1e4e89SAndroid Build Coastguard Worker {
3868*de1e4e89SAndroid Build Coastguard Worker 	struct ssummary s;
3869*de1e4e89SAndroid Build Coastguard Worker 	int tcp_estab;
3870*de1e4e89SAndroid Build Coastguard Worker 
3871*de1e4e89SAndroid Build Coastguard Worker 	if (get_sockstat(&s) < 0)
3872*de1e4e89SAndroid Build Coastguard Worker 		perror("ss: get_sockstat");
3873*de1e4e89SAndroid Build Coastguard Worker 	if (get_snmp_int("Tcp:", "CurrEstab", &tcp_estab) < 0)
3874*de1e4e89SAndroid Build Coastguard Worker 		perror("ss: get_snmpstat");
3875*de1e4e89SAndroid Build Coastguard Worker 
3876*de1e4e89SAndroid Build Coastguard Worker 	get_slabstat(&slabstat);
3877*de1e4e89SAndroid Build Coastguard Worker 
3878*de1e4e89SAndroid Build Coastguard Worker 	printf("Total: %d (kernel %d)\n", s.socks, slabstat.socks);
3879*de1e4e89SAndroid Build Coastguard Worker 
3880*de1e4e89SAndroid Build Coastguard Worker 	printf("TCP:   %d (estab %d, closed %d, orphaned %d, synrecv %d, timewait %d/%d), ports %d\n",
3881*de1e4e89SAndroid Build Coastguard Worker 	       s.tcp_total + slabstat.tcp_syns + s.tcp_tws,
3882*de1e4e89SAndroid Build Coastguard Worker 	       tcp_estab,
3883*de1e4e89SAndroid Build Coastguard Worker 	       s.tcp_total - (s.tcp4_hashed+s.tcp6_hashed-s.tcp_tws),
3884*de1e4e89SAndroid Build Coastguard Worker 	       s.tcp_orphans,
3885*de1e4e89SAndroid Build Coastguard Worker 	       slabstat.tcp_syns,
3886*de1e4e89SAndroid Build Coastguard Worker 	       s.tcp_tws, slabstat.tcp_tws,
3887*de1e4e89SAndroid Build Coastguard Worker 	       slabstat.tcp_ports
3888*de1e4e89SAndroid Build Coastguard Worker 	       );
3889*de1e4e89SAndroid Build Coastguard Worker 
3890*de1e4e89SAndroid Build Coastguard Worker 	printf("\n");
3891*de1e4e89SAndroid Build Coastguard Worker 	printf("Transport Total     IP        IPv6\n");
3892*de1e4e89SAndroid Build Coastguard Worker 	printf("*	  %-9d %-9s %-9s\n", slabstat.socks, "-", "-");
3893*de1e4e89SAndroid Build Coastguard Worker 	printf("RAW	  %-9d %-9d %-9d\n", s.raw4+s.raw6, s.raw4, s.raw6);
3894*de1e4e89SAndroid Build Coastguard Worker 	printf("UDP	  %-9d %-9d %-9d\n", s.udp4+s.udp6, s.udp4, s.udp6);
3895*de1e4e89SAndroid Build Coastguard Worker 	printf("TCP	  %-9d %-9d %-9d\n", s.tcp4_hashed+s.tcp6_hashed, s.tcp4_hashed, s.tcp6_hashed);
3896*de1e4e89SAndroid Build Coastguard Worker 	printf("INET	  %-9d %-9d %-9d\n",
3897*de1e4e89SAndroid Build Coastguard Worker 	       s.raw4+s.udp4+s.tcp4_hashed+
3898*de1e4e89SAndroid Build Coastguard Worker 	       s.raw6+s.udp6+s.tcp6_hashed,
3899*de1e4e89SAndroid Build Coastguard Worker 	       s.raw4+s.udp4+s.tcp4_hashed,
3900*de1e4e89SAndroid Build Coastguard Worker 	       s.raw6+s.udp6+s.tcp6_hashed);
3901*de1e4e89SAndroid Build Coastguard Worker 	printf("FRAG	  %-9d %-9d %-9d\n", s.frag4+s.frag6, s.frag4, s.frag6);
3902*de1e4e89SAndroid Build Coastguard Worker 
3903*de1e4e89SAndroid Build Coastguard Worker 	printf("\n");
3904*de1e4e89SAndroid Build Coastguard Worker 
3905*de1e4e89SAndroid Build Coastguard Worker 	return 0;
3906*de1e4e89SAndroid Build Coastguard Worker }
3907*de1e4e89SAndroid Build Coastguard Worker 
_usage(FILE * dest)3908*de1e4e89SAndroid Build Coastguard Worker static void _usage(FILE *dest)
3909*de1e4e89SAndroid Build Coastguard Worker {
3910*de1e4e89SAndroid Build Coastguard Worker 	fprintf(dest,
3911*de1e4e89SAndroid Build Coastguard Worker "Usage: ss [ OPTIONS ]\n"
3912*de1e4e89SAndroid Build Coastguard Worker "       ss [ OPTIONS ] [ FILTER ]\n"
3913*de1e4e89SAndroid Build Coastguard Worker "   -h, --help          this message\n"
3914*de1e4e89SAndroid Build Coastguard Worker "   -V, --version       output version information\n"
3915*de1e4e89SAndroid Build Coastguard Worker "   -n, --numeric       don't resolve service names\n"
3916*de1e4e89SAndroid Build Coastguard Worker "   -r, --resolve       resolve host names\n"
3917*de1e4e89SAndroid Build Coastguard Worker "   -a, --all           display all sockets\n"
3918*de1e4e89SAndroid Build Coastguard Worker "   -l, --listening     display listening sockets\n"
3919*de1e4e89SAndroid Build Coastguard Worker "   -o, --options       show timer information\n"
3920*de1e4e89SAndroid Build Coastguard Worker "   -e, --extended      show detailed socket information\n"
3921*de1e4e89SAndroid Build Coastguard Worker "   -m, --memory        show socket memory usage\n"
3922*de1e4e89SAndroid Build Coastguard Worker "   -p, --processes     show process using socket\n"
3923*de1e4e89SAndroid Build Coastguard Worker "   -i, --info          show internal TCP information\n"
3924*de1e4e89SAndroid Build Coastguard Worker "   -s, --summary       show socket usage summary\n"
3925*de1e4e89SAndroid Build Coastguard Worker "   -b, --bpf           show bpf filter socket information\n"
3926*de1e4e89SAndroid Build Coastguard Worker "   -E, --events        continually display sockets as they are destroyed\n"
3927*de1e4e89SAndroid Build Coastguard Worker "   -Z, --context       display process SELinux security contexts\n"
3928*de1e4e89SAndroid Build Coastguard Worker "   -z, --contexts      display process and socket SELinux security contexts\n"
3929*de1e4e89SAndroid Build Coastguard Worker "   -N, --net           switch to the specified network namespace name\n"
3930*de1e4e89SAndroid Build Coastguard Worker "\n"
3931*de1e4e89SAndroid Build Coastguard Worker "   -4, --ipv4          display only IP version 4 sockets\n"
3932*de1e4e89SAndroid Build Coastguard Worker "   -6, --ipv6          display only IP version 6 sockets\n"
3933*de1e4e89SAndroid Build Coastguard Worker "   -0, --packet        display PACKET sockets\n"
3934*de1e4e89SAndroid Build Coastguard Worker "   -t, --tcp           display only TCP sockets\n"
3935*de1e4e89SAndroid Build Coastguard Worker "   -S, --sctp          display only SCTP sockets\n"
3936*de1e4e89SAndroid Build Coastguard Worker "   -u, --udp           display only UDP sockets\n"
3937*de1e4e89SAndroid Build Coastguard Worker "   -d, --dccp          display only DCCP sockets\n"
3938*de1e4e89SAndroid Build Coastguard Worker "   -w, --raw           display only RAW sockets\n"
3939*de1e4e89SAndroid Build Coastguard Worker "   -x, --unix          display only Unix domain sockets\n"
3940*de1e4e89SAndroid Build Coastguard Worker "   -f, --family=FAMILY display sockets of type FAMILY\n"
3941*de1e4e89SAndroid Build Coastguard Worker "       FAMILY := {inet|inet6|link|unix|netlink|help}\n"
3942*de1e4e89SAndroid Build Coastguard Worker "\n"
3943*de1e4e89SAndroid Build Coastguard Worker "   -K, --kill          forcibly close sockets, display what was closed\n"
3944*de1e4e89SAndroid Build Coastguard Worker "   -H, --no-header     Suppress header line\n"
3945*de1e4e89SAndroid Build Coastguard Worker "\n"
3946*de1e4e89SAndroid Build Coastguard Worker "   -A, --query=QUERY, --socket=QUERY\n"
3947*de1e4e89SAndroid Build Coastguard Worker "       QUERY := {all|inet|tcp|udp|raw|unix|unix_dgram|unix_stream|unix_seqpacket|packet|netlink}[,QUERY]\n"
3948*de1e4e89SAndroid Build Coastguard Worker "\n"
3949*de1e4e89SAndroid Build Coastguard Worker "   -D, --diag=FILE     Dump raw information about TCP sockets to FILE\n"
3950*de1e4e89SAndroid Build Coastguard Worker "   -F, --filter=FILE   read filter information from FILE\n"
3951*de1e4e89SAndroid Build Coastguard Worker "       FILTER := [ state STATE-FILTER ] [ EXPRESSION ]\n"
3952*de1e4e89SAndroid Build Coastguard Worker "       STATE-FILTER := {all|connected|synchronized|bucket|big|TCP-STATES}\n"
3953*de1e4e89SAndroid Build Coastguard Worker "         TCP-STATES := {established|syn-sent|syn-recv|fin-wait-{1,2}|time-wait|closed|close-wait|last-ack|listening|closing}\n"
3954*de1e4e89SAndroid Build Coastguard Worker "          connected := {established|syn-sent|syn-recv|fin-wait-{1,2}|time-wait|close-wait|last-ack|closing}\n"
3955*de1e4e89SAndroid Build Coastguard Worker "       synchronized := {established|syn-recv|fin-wait-{1,2}|time-wait|close-wait|last-ack|closing}\n"
3956*de1e4e89SAndroid Build Coastguard Worker "             bucket := {syn-recv|time-wait}\n"
3957*de1e4e89SAndroid Build Coastguard Worker "                big := {established|syn-sent|fin-wait-{1,2}|closed|close-wait|last-ack|listening|closing}\n"
3958*de1e4e89SAndroid Build Coastguard Worker 		);
3959*de1e4e89SAndroid Build Coastguard Worker }
3960*de1e4e89SAndroid Build Coastguard Worker 
3961*de1e4e89SAndroid Build Coastguard Worker static void help(void) __attribute__((noreturn));
help(void)3962*de1e4e89SAndroid Build Coastguard Worker static void help(void)
3963*de1e4e89SAndroid Build Coastguard Worker {
3964*de1e4e89SAndroid Build Coastguard Worker 	_usage(stdout);
3965*de1e4e89SAndroid Build Coastguard Worker 	exit(0);
3966*de1e4e89SAndroid Build Coastguard Worker }
3967*de1e4e89SAndroid Build Coastguard Worker 
3968*de1e4e89SAndroid Build Coastguard Worker static void usage(void) __attribute__((noreturn));
usage(void)3969*de1e4e89SAndroid Build Coastguard Worker static void usage(void)
3970*de1e4e89SAndroid Build Coastguard Worker {
3971*de1e4e89SAndroid Build Coastguard Worker 	_usage(stderr);
3972*de1e4e89SAndroid Build Coastguard Worker 	exit(-1);
3973*de1e4e89SAndroid Build Coastguard Worker }
3974*de1e4e89SAndroid Build Coastguard Worker 
3975*de1e4e89SAndroid Build Coastguard Worker 
scan_state(const char * state)3976*de1e4e89SAndroid Build Coastguard Worker static int scan_state(const char *state)
3977*de1e4e89SAndroid Build Coastguard Worker {
3978*de1e4e89SAndroid Build Coastguard Worker 	static const char * const sstate_namel[] = {
3979*de1e4e89SAndroid Build Coastguard Worker 		"UNKNOWN",
3980*de1e4e89SAndroid Build Coastguard Worker 		[SS_ESTABLISHED] = "established",
3981*de1e4e89SAndroid Build Coastguard Worker 		[SS_SYN_SENT] = "syn-sent",
3982*de1e4e89SAndroid Build Coastguard Worker 		[SS_SYN_RECV] = "syn-recv",
3983*de1e4e89SAndroid Build Coastguard Worker 		[SS_FIN_WAIT1] = "fin-wait-1",
3984*de1e4e89SAndroid Build Coastguard Worker 		[SS_FIN_WAIT2] = "fin-wait-2",
3985*de1e4e89SAndroid Build Coastguard Worker 		[SS_TIME_WAIT] = "time-wait",
3986*de1e4e89SAndroid Build Coastguard Worker 		[SS_CLOSE] = "unconnected",
3987*de1e4e89SAndroid Build Coastguard Worker 		[SS_CLOSE_WAIT] = "close-wait",
3988*de1e4e89SAndroid Build Coastguard Worker 		[SS_LAST_ACK] = "last-ack",
3989*de1e4e89SAndroid Build Coastguard Worker 		[SS_LISTEN] =	"listening",
3990*de1e4e89SAndroid Build Coastguard Worker 		[SS_CLOSING] = "closing",
3991*de1e4e89SAndroid Build Coastguard Worker 	};
3992*de1e4e89SAndroid Build Coastguard Worker 	int i;
3993*de1e4e89SAndroid Build Coastguard Worker 
3994*de1e4e89SAndroid Build Coastguard Worker 	if (strcasecmp(state, "close") == 0 ||
3995*de1e4e89SAndroid Build Coastguard Worker 	    strcasecmp(state, "closed") == 0)
3996*de1e4e89SAndroid Build Coastguard Worker 		return (1<<SS_CLOSE);
3997*de1e4e89SAndroid Build Coastguard Worker 	if (strcasecmp(state, "syn-rcv") == 0)
3998*de1e4e89SAndroid Build Coastguard Worker 		return (1<<SS_SYN_RECV);
3999*de1e4e89SAndroid Build Coastguard Worker 	if (strcasecmp(state, "established") == 0)
4000*de1e4e89SAndroid Build Coastguard Worker 		return (1<<SS_ESTABLISHED);
4001*de1e4e89SAndroid Build Coastguard Worker 	if (strcasecmp(state, "all") == 0)
4002*de1e4e89SAndroid Build Coastguard Worker 		return SS_ALL;
4003*de1e4e89SAndroid Build Coastguard Worker 	if (strcasecmp(state, "connected") == 0)
4004*de1e4e89SAndroid Build Coastguard Worker 		return SS_ALL & ~((1<<SS_CLOSE)|(1<<SS_LISTEN));
4005*de1e4e89SAndroid Build Coastguard Worker 	if (strcasecmp(state, "synchronized") == 0)
4006*de1e4e89SAndroid Build Coastguard Worker 		return SS_ALL & ~((1<<SS_CLOSE)|(1<<SS_LISTEN)|(1<<SS_SYN_SENT));
4007*de1e4e89SAndroid Build Coastguard Worker 	if (strcasecmp(state, "bucket") == 0)
4008*de1e4e89SAndroid Build Coastguard Worker 		return (1<<SS_SYN_RECV)|(1<<SS_TIME_WAIT);
4009*de1e4e89SAndroid Build Coastguard Worker 	if (strcasecmp(state, "big") == 0)
4010*de1e4e89SAndroid Build Coastguard Worker 		return SS_ALL & ~((1<<SS_SYN_RECV)|(1<<SS_TIME_WAIT));
4011*de1e4e89SAndroid Build Coastguard Worker 	for (i = 0; i < SS_MAX; i++) {
4012*de1e4e89SAndroid Build Coastguard Worker 		if (strcasecmp(state, sstate_namel[i]) == 0)
4013*de1e4e89SAndroid Build Coastguard Worker 			return (1<<i);
4014*de1e4e89SAndroid Build Coastguard Worker 	}
4015*de1e4e89SAndroid Build Coastguard Worker 
4016*de1e4e89SAndroid Build Coastguard Worker 	fprintf(stderr, "ss: wrong state name: %s\n", state);
4017*de1e4e89SAndroid Build Coastguard Worker 	exit(-1);
4018*de1e4e89SAndroid Build Coastguard Worker }
4019*de1e4e89SAndroid Build Coastguard Worker 
4020*de1e4e89SAndroid Build Coastguard Worker static const struct option long_opts[] = {
4021*de1e4e89SAndroid Build Coastguard Worker 	{ "numeric", 0, 0, 'n' },
4022*de1e4e89SAndroid Build Coastguard Worker 	{ "resolve", 0, 0, 'r' },
4023*de1e4e89SAndroid Build Coastguard Worker 	{ "options", 0, 0, 'o' },
4024*de1e4e89SAndroid Build Coastguard Worker 	{ "extended", 0, 0, 'e' },
4025*de1e4e89SAndroid Build Coastguard Worker 	{ "memory", 0, 0, 'm' },
4026*de1e4e89SAndroid Build Coastguard Worker 	{ "info", 0, 0, 'i' },
4027*de1e4e89SAndroid Build Coastguard Worker 	{ "processes", 0, 0, 'p' },
4028*de1e4e89SAndroid Build Coastguard Worker 	{ "bpf", 0, 0, 'b' },
4029*de1e4e89SAndroid Build Coastguard Worker 	{ "events", 0, 0, 'E' },
4030*de1e4e89SAndroid Build Coastguard Worker 	{ "dccp", 0, 0, 'd' },
4031*de1e4e89SAndroid Build Coastguard Worker 	{ "tcp", 0, 0, 't' },
4032*de1e4e89SAndroid Build Coastguard Worker 	{ "sctp", 0, 0, 'S' },
4033*de1e4e89SAndroid Build Coastguard Worker 	{ "udp", 0, 0, 'u' },
4034*de1e4e89SAndroid Build Coastguard Worker 	{ "raw", 0, 0, 'w' },
4035*de1e4e89SAndroid Build Coastguard Worker 	{ "unix", 0, 0, 'x' },
4036*de1e4e89SAndroid Build Coastguard Worker 	{ "all", 0, 0, 'a' },
4037*de1e4e89SAndroid Build Coastguard Worker 	{ "listening", 0, 0, 'l' },
4038*de1e4e89SAndroid Build Coastguard Worker 	{ "ipv4", 0, 0, '4' },
4039*de1e4e89SAndroid Build Coastguard Worker 	{ "ipv6", 0, 0, '6' },
4040*de1e4e89SAndroid Build Coastguard Worker 	{ "packet", 0, 0, '0' },
4041*de1e4e89SAndroid Build Coastguard Worker 	{ "family", 1, 0, 'f' },
4042*de1e4e89SAndroid Build Coastguard Worker 	{ "socket", 1, 0, 'A' },
4043*de1e4e89SAndroid Build Coastguard Worker 	{ "query", 1, 0, 'A' },
4044*de1e4e89SAndroid Build Coastguard Worker 	{ "summary", 0, 0, 's' },
4045*de1e4e89SAndroid Build Coastguard Worker 	{ "diag", 1, 0, 'D' },
4046*de1e4e89SAndroid Build Coastguard Worker 	{ "filter", 1, 0, 'F' },
4047*de1e4e89SAndroid Build Coastguard Worker 	{ "version", 0, 0, 'V' },
4048*de1e4e89SAndroid Build Coastguard Worker 	{ "help", 0, 0, 'h' },
4049*de1e4e89SAndroid Build Coastguard Worker 	{ "context", 0, 0, 'Z' },
4050*de1e4e89SAndroid Build Coastguard Worker 	{ "contexts", 0, 0, 'z' },
4051*de1e4e89SAndroid Build Coastguard Worker 	{ "net", 1, 0, 'N' },
4052*de1e4e89SAndroid Build Coastguard Worker 	{ "kill", 0, 0, 'K' },
4053*de1e4e89SAndroid Build Coastguard Worker 	{ "no-header", 0, 0, 'H' },
4054*de1e4e89SAndroid Build Coastguard Worker 	{ 0 }
4055*de1e4e89SAndroid Build Coastguard Worker 
4056*de1e4e89SAndroid Build Coastguard Worker };
4057*de1e4e89SAndroid Build Coastguard Worker 
main(int argc,char * argv[])4058*de1e4e89SAndroid Build Coastguard Worker int main(int argc, char *argv[])
4059*de1e4e89SAndroid Build Coastguard Worker {
4060*de1e4e89SAndroid Build Coastguard Worker 	int saw_states = 0;
4061*de1e4e89SAndroid Build Coastguard Worker 	int saw_query = 0;
4062*de1e4e89SAndroid Build Coastguard Worker 	int do_summary = 0;
4063*de1e4e89SAndroid Build Coastguard Worker 	const char *dump_tcpdiag = NULL;
4064*de1e4e89SAndroid Build Coastguard Worker 	FILE *filter_fp = NULL;
4065*de1e4e89SAndroid Build Coastguard Worker 	int ch;
4066*de1e4e89SAndroid Build Coastguard Worker 	int state_filter = 0;
4067*de1e4e89SAndroid Build Coastguard Worker 	int addrp_width, screen_width = 80;
4068*de1e4e89SAndroid Build Coastguard Worker 
4069*de1e4e89SAndroid Build Coastguard Worker 	while ((ch = getopt_long(argc, argv,
4070*de1e4e89SAndroid Build Coastguard Worker 				 "dhaletuwxnro460spbEf:miA:D:F:vVzZN:KHS",
4071*de1e4e89SAndroid Build Coastguard Worker 				 long_opts, NULL)) != EOF) {
4072*de1e4e89SAndroid Build Coastguard Worker 		switch (ch) {
4073*de1e4e89SAndroid Build Coastguard Worker 		case 'n':
4074*de1e4e89SAndroid Build Coastguard Worker 			resolve_services = 0;
4075*de1e4e89SAndroid Build Coastguard Worker 			break;
4076*de1e4e89SAndroid Build Coastguard Worker 		case 'r':
4077*de1e4e89SAndroid Build Coastguard Worker 			resolve_hosts = 1;
4078*de1e4e89SAndroid Build Coastguard Worker 			break;
4079*de1e4e89SAndroid Build Coastguard Worker 		case 'o':
4080*de1e4e89SAndroid Build Coastguard Worker 			show_options = 1;
4081*de1e4e89SAndroid Build Coastguard Worker 			break;
4082*de1e4e89SAndroid Build Coastguard Worker 		case 'e':
4083*de1e4e89SAndroid Build Coastguard Worker 			show_options = 1;
4084*de1e4e89SAndroid Build Coastguard Worker 			show_details++;
4085*de1e4e89SAndroid Build Coastguard Worker 			break;
4086*de1e4e89SAndroid Build Coastguard Worker 		case 'm':
4087*de1e4e89SAndroid Build Coastguard Worker 			show_mem = 1;
4088*de1e4e89SAndroid Build Coastguard Worker 			break;
4089*de1e4e89SAndroid Build Coastguard Worker 		case 'i':
4090*de1e4e89SAndroid Build Coastguard Worker 			show_tcpinfo = 1;
4091*de1e4e89SAndroid Build Coastguard Worker 			break;
4092*de1e4e89SAndroid Build Coastguard Worker 		case 'p':
4093*de1e4e89SAndroid Build Coastguard Worker 			show_users++;
4094*de1e4e89SAndroid Build Coastguard Worker 			user_ent_hash_build();
4095*de1e4e89SAndroid Build Coastguard Worker 			break;
4096*de1e4e89SAndroid Build Coastguard Worker 		case 'b':
4097*de1e4e89SAndroid Build Coastguard Worker 			show_options = 1;
4098*de1e4e89SAndroid Build Coastguard Worker 			show_bpf++;
4099*de1e4e89SAndroid Build Coastguard Worker 			break;
4100*de1e4e89SAndroid Build Coastguard Worker 		case 'E':
4101*de1e4e89SAndroid Build Coastguard Worker 			follow_events = 1;
4102*de1e4e89SAndroid Build Coastguard Worker 			break;
4103*de1e4e89SAndroid Build Coastguard Worker 		case 'd':
4104*de1e4e89SAndroid Build Coastguard Worker 			filter_db_set(&current_filter, DCCP_DB);
4105*de1e4e89SAndroid Build Coastguard Worker 			break;
4106*de1e4e89SAndroid Build Coastguard Worker 		case 't':
4107*de1e4e89SAndroid Build Coastguard Worker 			filter_db_set(&current_filter, TCP_DB);
4108*de1e4e89SAndroid Build Coastguard Worker 			break;
4109*de1e4e89SAndroid Build Coastguard Worker 		case 'S':
4110*de1e4e89SAndroid Build Coastguard Worker 			filter_db_set(&current_filter, SCTP_DB);
4111*de1e4e89SAndroid Build Coastguard Worker 			break;
4112*de1e4e89SAndroid Build Coastguard Worker 		case 'u':
4113*de1e4e89SAndroid Build Coastguard Worker 			filter_db_set(&current_filter, UDP_DB);
4114*de1e4e89SAndroid Build Coastguard Worker 			break;
4115*de1e4e89SAndroid Build Coastguard Worker 		case 'w':
4116*de1e4e89SAndroid Build Coastguard Worker 			filter_db_set(&current_filter, RAW_DB);
4117*de1e4e89SAndroid Build Coastguard Worker 			break;
4118*de1e4e89SAndroid Build Coastguard Worker 		case 'x':
4119*de1e4e89SAndroid Build Coastguard Worker 			filter_af_set(&current_filter, AF_UNIX);
4120*de1e4e89SAndroid Build Coastguard Worker 			break;
4121*de1e4e89SAndroid Build Coastguard Worker 		case 'a':
4122*de1e4e89SAndroid Build Coastguard Worker 			state_filter = SS_ALL;
4123*de1e4e89SAndroid Build Coastguard Worker 			break;
4124*de1e4e89SAndroid Build Coastguard Worker 		case 'l':
4125*de1e4e89SAndroid Build Coastguard Worker 			state_filter = (1 << SS_LISTEN) | (1 << SS_CLOSE);
4126*de1e4e89SAndroid Build Coastguard Worker 			break;
4127*de1e4e89SAndroid Build Coastguard Worker 		case '4':
4128*de1e4e89SAndroid Build Coastguard Worker 			filter_af_set(&current_filter, AF_INET);
4129*de1e4e89SAndroid Build Coastguard Worker 			break;
4130*de1e4e89SAndroid Build Coastguard Worker 		case '6':
4131*de1e4e89SAndroid Build Coastguard Worker 			filter_af_set(&current_filter, AF_INET6);
4132*de1e4e89SAndroid Build Coastguard Worker 			break;
4133*de1e4e89SAndroid Build Coastguard Worker 		case '0':
4134*de1e4e89SAndroid Build Coastguard Worker 			filter_af_set(&current_filter, AF_PACKET);
4135*de1e4e89SAndroid Build Coastguard Worker 			break;
4136*de1e4e89SAndroid Build Coastguard Worker 		case 'f':
4137*de1e4e89SAndroid Build Coastguard Worker 			if (strcmp(optarg, "inet") == 0)
4138*de1e4e89SAndroid Build Coastguard Worker 				filter_af_set(&current_filter, AF_INET);
4139*de1e4e89SAndroid Build Coastguard Worker 			else if (strcmp(optarg, "inet6") == 0)
4140*de1e4e89SAndroid Build Coastguard Worker 				filter_af_set(&current_filter, AF_INET6);
4141*de1e4e89SAndroid Build Coastguard Worker 			else if (strcmp(optarg, "link") == 0)
4142*de1e4e89SAndroid Build Coastguard Worker 				filter_af_set(&current_filter, AF_PACKET);
4143*de1e4e89SAndroid Build Coastguard Worker 			else if (strcmp(optarg, "unix") == 0)
4144*de1e4e89SAndroid Build Coastguard Worker 				filter_af_set(&current_filter, AF_UNIX);
4145*de1e4e89SAndroid Build Coastguard Worker 			else if (strcmp(optarg, "netlink") == 0)
4146*de1e4e89SAndroid Build Coastguard Worker 				filter_af_set(&current_filter, AF_NETLINK);
4147*de1e4e89SAndroid Build Coastguard Worker 			else if (strcmp(optarg, "help") == 0)
4148*de1e4e89SAndroid Build Coastguard Worker 				help();
4149*de1e4e89SAndroid Build Coastguard Worker 			else {
4150*de1e4e89SAndroid Build Coastguard Worker 				fprintf(stderr, "ss: \"%s\" is invalid family\n",
4151*de1e4e89SAndroid Build Coastguard Worker 						optarg);
4152*de1e4e89SAndroid Build Coastguard Worker 				usage();
4153*de1e4e89SAndroid Build Coastguard Worker 			}
4154*de1e4e89SAndroid Build Coastguard Worker 			break;
4155*de1e4e89SAndroid Build Coastguard Worker 		case 'A':
4156*de1e4e89SAndroid Build Coastguard Worker 		{
4157*de1e4e89SAndroid Build Coastguard Worker 			char *p, *p1;
4158*de1e4e89SAndroid Build Coastguard Worker 
4159*de1e4e89SAndroid Build Coastguard Worker 			if (!saw_query) {
4160*de1e4e89SAndroid Build Coastguard Worker 				current_filter.dbs = 0;
4161*de1e4e89SAndroid Build Coastguard Worker 				state_filter = state_filter ?
4162*de1e4e89SAndroid Build Coastguard Worker 					       state_filter : SS_CONN;
4163*de1e4e89SAndroid Build Coastguard Worker 				saw_query = 1;
4164*de1e4e89SAndroid Build Coastguard Worker 				do_default = 0;
4165*de1e4e89SAndroid Build Coastguard Worker 			}
4166*de1e4e89SAndroid Build Coastguard Worker 			p = p1 = optarg;
4167*de1e4e89SAndroid Build Coastguard Worker 			do {
4168*de1e4e89SAndroid Build Coastguard Worker 				if ((p1 = strchr(p, ',')) != NULL)
4169*de1e4e89SAndroid Build Coastguard Worker 					*p1 = 0;
4170*de1e4e89SAndroid Build Coastguard Worker 				if (strcmp(p, "all") == 0) {
4171*de1e4e89SAndroid Build Coastguard Worker 					filter_default_dbs(&current_filter);
4172*de1e4e89SAndroid Build Coastguard Worker 				} else if (strcmp(p, "inet") == 0) {
4173*de1e4e89SAndroid Build Coastguard Worker 					filter_db_set(&current_filter, UDP_DB);
4174*de1e4e89SAndroid Build Coastguard Worker 					filter_db_set(&current_filter, DCCP_DB);
4175*de1e4e89SAndroid Build Coastguard Worker 					filter_db_set(&current_filter, TCP_DB);
4176*de1e4e89SAndroid Build Coastguard Worker 					filter_db_set(&current_filter, SCTP_DB);
4177*de1e4e89SAndroid Build Coastguard Worker 					filter_db_set(&current_filter, RAW_DB);
4178*de1e4e89SAndroid Build Coastguard Worker 				} else if (strcmp(p, "udp") == 0) {
4179*de1e4e89SAndroid Build Coastguard Worker 					filter_db_set(&current_filter, UDP_DB);
4180*de1e4e89SAndroid Build Coastguard Worker 				} else if (strcmp(p, "dccp") == 0) {
4181*de1e4e89SAndroid Build Coastguard Worker 					filter_db_set(&current_filter, DCCP_DB);
4182*de1e4e89SAndroid Build Coastguard Worker 				} else if (strcmp(p, "tcp") == 0) {
4183*de1e4e89SAndroid Build Coastguard Worker 					filter_db_set(&current_filter, TCP_DB);
4184*de1e4e89SAndroid Build Coastguard Worker 				} else if (strcmp(p, "sctp") == 0) {
4185*de1e4e89SAndroid Build Coastguard Worker 					filter_db_set(&current_filter, SCTP_DB);
4186*de1e4e89SAndroid Build Coastguard Worker 				} else if (strcmp(p, "raw") == 0) {
4187*de1e4e89SAndroid Build Coastguard Worker 					filter_db_set(&current_filter, RAW_DB);
4188*de1e4e89SAndroid Build Coastguard Worker 				} else if (strcmp(p, "unix") == 0) {
4189*de1e4e89SAndroid Build Coastguard Worker 					filter_db_set(&current_filter, UNIX_ST_DB);
4190*de1e4e89SAndroid Build Coastguard Worker 					filter_db_set(&current_filter, UNIX_DG_DB);
4191*de1e4e89SAndroid Build Coastguard Worker 					filter_db_set(&current_filter, UNIX_SQ_DB);
4192*de1e4e89SAndroid Build Coastguard Worker 				} else if (strcasecmp(p, "unix_stream") == 0 ||
4193*de1e4e89SAndroid Build Coastguard Worker 					   strcmp(p, "u_str") == 0) {
4194*de1e4e89SAndroid Build Coastguard Worker 					filter_db_set(&current_filter, UNIX_ST_DB);
4195*de1e4e89SAndroid Build Coastguard Worker 				} else if (strcasecmp(p, "unix_dgram") == 0 ||
4196*de1e4e89SAndroid Build Coastguard Worker 					   strcmp(p, "u_dgr") == 0) {
4197*de1e4e89SAndroid Build Coastguard Worker 					filter_db_set(&current_filter, UNIX_DG_DB);
4198*de1e4e89SAndroid Build Coastguard Worker 				} else if (strcasecmp(p, "unix_seqpacket") == 0 ||
4199*de1e4e89SAndroid Build Coastguard Worker 					   strcmp(p, "u_seq") == 0) {
4200*de1e4e89SAndroid Build Coastguard Worker 					filter_db_set(&current_filter, UNIX_SQ_DB);
4201*de1e4e89SAndroid Build Coastguard Worker 				} else if (strcmp(p, "packet") == 0) {
4202*de1e4e89SAndroid Build Coastguard Worker 					filter_db_set(&current_filter, PACKET_R_DB);
4203*de1e4e89SAndroid Build Coastguard Worker 					filter_db_set(&current_filter, PACKET_DG_DB);
4204*de1e4e89SAndroid Build Coastguard Worker 				} else if (strcmp(p, "packet_raw") == 0 ||
4205*de1e4e89SAndroid Build Coastguard Worker 					   strcmp(p, "p_raw") == 0) {
4206*de1e4e89SAndroid Build Coastguard Worker 					filter_db_set(&current_filter, PACKET_R_DB);
4207*de1e4e89SAndroid Build Coastguard Worker 				} else if (strcmp(p, "packet_dgram") == 0 ||
4208*de1e4e89SAndroid Build Coastguard Worker 					   strcmp(p, "p_dgr") == 0) {
4209*de1e4e89SAndroid Build Coastguard Worker 					filter_db_set(&current_filter, PACKET_DG_DB);
4210*de1e4e89SAndroid Build Coastguard Worker 				} else if (strcmp(p, "netlink") == 0) {
4211*de1e4e89SAndroid Build Coastguard Worker 					filter_db_set(&current_filter, NETLINK_DB);
4212*de1e4e89SAndroid Build Coastguard Worker 				} else {
4213*de1e4e89SAndroid Build Coastguard Worker 					fprintf(stderr, "ss: \"%s\" is illegal socket table id\n", p);
4214*de1e4e89SAndroid Build Coastguard Worker 					usage();
4215*de1e4e89SAndroid Build Coastguard Worker 				}
4216*de1e4e89SAndroid Build Coastguard Worker 				p = p1 + 1;
4217*de1e4e89SAndroid Build Coastguard Worker 			} while (p1);
4218*de1e4e89SAndroid Build Coastguard Worker 			break;
4219*de1e4e89SAndroid Build Coastguard Worker 		}
4220*de1e4e89SAndroid Build Coastguard Worker 		case 's':
4221*de1e4e89SAndroid Build Coastguard Worker 			do_summary = 1;
4222*de1e4e89SAndroid Build Coastguard Worker 			break;
4223*de1e4e89SAndroid Build Coastguard Worker 		case 'D':
4224*de1e4e89SAndroid Build Coastguard Worker 			dump_tcpdiag = optarg;
4225*de1e4e89SAndroid Build Coastguard Worker 			break;
4226*de1e4e89SAndroid Build Coastguard Worker 		case 'F':
4227*de1e4e89SAndroid Build Coastguard Worker 			if (filter_fp) {
4228*de1e4e89SAndroid Build Coastguard Worker 				fprintf(stderr, "More than one filter file\n");
4229*de1e4e89SAndroid Build Coastguard Worker 				exit(-1);
4230*de1e4e89SAndroid Build Coastguard Worker 			}
4231*de1e4e89SAndroid Build Coastguard Worker 			if (optarg[0] == '-')
4232*de1e4e89SAndroid Build Coastguard Worker 				filter_fp = stdin;
4233*de1e4e89SAndroid Build Coastguard Worker 			else
4234*de1e4e89SAndroid Build Coastguard Worker 				filter_fp = fopen(optarg, "r");
4235*de1e4e89SAndroid Build Coastguard Worker 			if (!filter_fp) {
4236*de1e4e89SAndroid Build Coastguard Worker 				perror("fopen filter file");
4237*de1e4e89SAndroid Build Coastguard Worker 				exit(-1);
4238*de1e4e89SAndroid Build Coastguard Worker 			}
4239*de1e4e89SAndroid Build Coastguard Worker 			break;
4240*de1e4e89SAndroid Build Coastguard Worker 		case 'v':
4241*de1e4e89SAndroid Build Coastguard Worker 		case 'V':
4242*de1e4e89SAndroid Build Coastguard Worker 			printf("ss utility, iproute2-ss%s\n", SNAPSHOT);
4243*de1e4e89SAndroid Build Coastguard Worker 			exit(0);
4244*de1e4e89SAndroid Build Coastguard Worker 		case 'z':
4245*de1e4e89SAndroid Build Coastguard Worker 			show_sock_ctx++;
4246*de1e4e89SAndroid Build Coastguard Worker 			/* fall through */
4247*de1e4e89SAndroid Build Coastguard Worker 		case 'Z':
4248*de1e4e89SAndroid Build Coastguard Worker 			if (is_selinux_enabled() <= 0) {
4249*de1e4e89SAndroid Build Coastguard Worker 				fprintf(stderr, "ss: SELinux is not enabled.\n");
4250*de1e4e89SAndroid Build Coastguard Worker 				exit(1);
4251*de1e4e89SAndroid Build Coastguard Worker 			}
4252*de1e4e89SAndroid Build Coastguard Worker 			show_proc_ctx++;
4253*de1e4e89SAndroid Build Coastguard Worker 			user_ent_hash_build();
4254*de1e4e89SAndroid Build Coastguard Worker 			break;
4255*de1e4e89SAndroid Build Coastguard Worker 		case 'N':
4256*de1e4e89SAndroid Build Coastguard Worker 			if (netns_switch(optarg))
4257*de1e4e89SAndroid Build Coastguard Worker 				exit(1);
4258*de1e4e89SAndroid Build Coastguard Worker 			break;
4259*de1e4e89SAndroid Build Coastguard Worker 		case 'K':
4260*de1e4e89SAndroid Build Coastguard Worker 			current_filter.kill = 1;
4261*de1e4e89SAndroid Build Coastguard Worker 			break;
4262*de1e4e89SAndroid Build Coastguard Worker 		case 'H':
4263*de1e4e89SAndroid Build Coastguard Worker 			show_header = 0;
4264*de1e4e89SAndroid Build Coastguard Worker 			break;
4265*de1e4e89SAndroid Build Coastguard Worker 		case 'h':
4266*de1e4e89SAndroid Build Coastguard Worker 			help();
4267*de1e4e89SAndroid Build Coastguard Worker 		case '?':
4268*de1e4e89SAndroid Build Coastguard Worker 		default:
4269*de1e4e89SAndroid Build Coastguard Worker 			usage();
4270*de1e4e89SAndroid Build Coastguard Worker 		}
4271*de1e4e89SAndroid Build Coastguard Worker 	}
4272*de1e4e89SAndroid Build Coastguard Worker 
4273*de1e4e89SAndroid Build Coastguard Worker 	argc -= optind;
4274*de1e4e89SAndroid Build Coastguard Worker 	argv += optind;
4275*de1e4e89SAndroid Build Coastguard Worker 
4276*de1e4e89SAndroid Build Coastguard Worker 	if (do_summary) {
4277*de1e4e89SAndroid Build Coastguard Worker 		print_summary();
4278*de1e4e89SAndroid Build Coastguard Worker 		if (do_default && argc == 0)
4279*de1e4e89SAndroid Build Coastguard Worker 			exit(0);
4280*de1e4e89SAndroid Build Coastguard Worker 	}
4281*de1e4e89SAndroid Build Coastguard Worker 
4282*de1e4e89SAndroid Build Coastguard Worker 	while (argc > 0) {
4283*de1e4e89SAndroid Build Coastguard Worker 		if (strcmp(*argv, "state") == 0) {
4284*de1e4e89SAndroid Build Coastguard Worker 			NEXT_ARG();
4285*de1e4e89SAndroid Build Coastguard Worker 			if (!saw_states)
4286*de1e4e89SAndroid Build Coastguard Worker 				state_filter = 0;
4287*de1e4e89SAndroid Build Coastguard Worker 			state_filter |= scan_state(*argv);
4288*de1e4e89SAndroid Build Coastguard Worker 			saw_states = 1;
4289*de1e4e89SAndroid Build Coastguard Worker 		} else if (strcmp(*argv, "exclude") == 0 ||
4290*de1e4e89SAndroid Build Coastguard Worker 			   strcmp(*argv, "excl") == 0) {
4291*de1e4e89SAndroid Build Coastguard Worker 			NEXT_ARG();
4292*de1e4e89SAndroid Build Coastguard Worker 			if (!saw_states)
4293*de1e4e89SAndroid Build Coastguard Worker 				state_filter = SS_ALL;
4294*de1e4e89SAndroid Build Coastguard Worker 			state_filter &= ~scan_state(*argv);
4295*de1e4e89SAndroid Build Coastguard Worker 			saw_states = 1;
4296*de1e4e89SAndroid Build Coastguard Worker 		} else {
4297*de1e4e89SAndroid Build Coastguard Worker 			break;
4298*de1e4e89SAndroid Build Coastguard Worker 		}
4299*de1e4e89SAndroid Build Coastguard Worker 		argc--; argv++;
4300*de1e4e89SAndroid Build Coastguard Worker 	}
4301*de1e4e89SAndroid Build Coastguard Worker 
4302*de1e4e89SAndroid Build Coastguard Worker 	if (do_default) {
4303*de1e4e89SAndroid Build Coastguard Worker 		state_filter = state_filter ? state_filter : SS_CONN;
4304*de1e4e89SAndroid Build Coastguard Worker 		filter_default_dbs(&current_filter);
4305*de1e4e89SAndroid Build Coastguard Worker 	}
4306*de1e4e89SAndroid Build Coastguard Worker 
4307*de1e4e89SAndroid Build Coastguard Worker 	filter_states_set(&current_filter, state_filter);
4308*de1e4e89SAndroid Build Coastguard Worker 	filter_merge_defaults(&current_filter);
4309*de1e4e89SAndroid Build Coastguard Worker 
4310*de1e4e89SAndroid Build Coastguard Worker 	if (resolve_services && resolve_hosts &&
4311*de1e4e89SAndroid Build Coastguard Worker 	    (current_filter.dbs & (UNIX_DBM|INET_L4_DBM)))
4312*de1e4e89SAndroid Build Coastguard Worker 		init_service_resolver();
4313*de1e4e89SAndroid Build Coastguard Worker 
4314*de1e4e89SAndroid Build Coastguard Worker 	if (current_filter.dbs == 0) {
4315*de1e4e89SAndroid Build Coastguard Worker 		fprintf(stderr, "ss: no socket tables to show with such filter.\n");
4316*de1e4e89SAndroid Build Coastguard Worker 		exit(0);
4317*de1e4e89SAndroid Build Coastguard Worker 	}
4318*de1e4e89SAndroid Build Coastguard Worker 	if (current_filter.families == 0) {
4319*de1e4e89SAndroid Build Coastguard Worker 		fprintf(stderr, "ss: no families to show with such filter.\n");
4320*de1e4e89SAndroid Build Coastguard Worker 		exit(0);
4321*de1e4e89SAndroid Build Coastguard Worker 	}
4322*de1e4e89SAndroid Build Coastguard Worker 	if (current_filter.states == 0) {
4323*de1e4e89SAndroid Build Coastguard Worker 		fprintf(stderr, "ss: no socket states to show with such filter.\n");
4324*de1e4e89SAndroid Build Coastguard Worker 		exit(0);
4325*de1e4e89SAndroid Build Coastguard Worker 	}
4326*de1e4e89SAndroid Build Coastguard Worker 
4327*de1e4e89SAndroid Build Coastguard Worker 	if (dump_tcpdiag) {
4328*de1e4e89SAndroid Build Coastguard Worker 		FILE *dump_fp = stdout;
4329*de1e4e89SAndroid Build Coastguard Worker 
4330*de1e4e89SAndroid Build Coastguard Worker 		if (!(current_filter.dbs & (1<<TCP_DB))) {
4331*de1e4e89SAndroid Build Coastguard Worker 			fprintf(stderr, "ss: tcpdiag dump requested and no tcp in filter.\n");
4332*de1e4e89SAndroid Build Coastguard Worker 			exit(0);
4333*de1e4e89SAndroid Build Coastguard Worker 		}
4334*de1e4e89SAndroid Build Coastguard Worker 		if (dump_tcpdiag[0] != '-') {
4335*de1e4e89SAndroid Build Coastguard Worker 			dump_fp = fopen(dump_tcpdiag, "w");
4336*de1e4e89SAndroid Build Coastguard Worker 			if (!dump_tcpdiag) {
4337*de1e4e89SAndroid Build Coastguard Worker 				perror("fopen dump file");
4338*de1e4e89SAndroid Build Coastguard Worker 				exit(-1);
4339*de1e4e89SAndroid Build Coastguard Worker 			}
4340*de1e4e89SAndroid Build Coastguard Worker 		}
4341*de1e4e89SAndroid Build Coastguard Worker 		inet_show_netlink(&current_filter, dump_fp, IPPROTO_TCP);
4342*de1e4e89SAndroid Build Coastguard Worker 		fflush(dump_fp);
4343*de1e4e89SAndroid Build Coastguard Worker 		exit(0);
4344*de1e4e89SAndroid Build Coastguard Worker 	}
4345*de1e4e89SAndroid Build Coastguard Worker 
4346*de1e4e89SAndroid Build Coastguard Worker 	if (ssfilter_parse(&current_filter.f, argc, argv, filter_fp))
4347*de1e4e89SAndroid Build Coastguard Worker 		usage();
4348*de1e4e89SAndroid Build Coastguard Worker 
4349*de1e4e89SAndroid Build Coastguard Worker 	netid_width = 0;
4350*de1e4e89SAndroid Build Coastguard Worker 	if (current_filter.dbs&(current_filter.dbs-1))
4351*de1e4e89SAndroid Build Coastguard Worker 		netid_width = 5;
4352*de1e4e89SAndroid Build Coastguard Worker 
4353*de1e4e89SAndroid Build Coastguard Worker 	state_width = 0;
4354*de1e4e89SAndroid Build Coastguard Worker 	if (current_filter.states&(current_filter.states-1))
4355*de1e4e89SAndroid Build Coastguard Worker 		state_width = 10;
4356*de1e4e89SAndroid Build Coastguard Worker 
4357*de1e4e89SAndroid Build Coastguard Worker 	if (isatty(STDOUT_FILENO)) {
4358*de1e4e89SAndroid Build Coastguard Worker 		struct winsize w;
4359*de1e4e89SAndroid Build Coastguard Worker 
4360*de1e4e89SAndroid Build Coastguard Worker 		if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &w) != -1) {
4361*de1e4e89SAndroid Build Coastguard Worker 			if (w.ws_col > 0)
4362*de1e4e89SAndroid Build Coastguard Worker 				screen_width = w.ws_col;
4363*de1e4e89SAndroid Build Coastguard Worker 		}
4364*de1e4e89SAndroid Build Coastguard Worker 	}
4365*de1e4e89SAndroid Build Coastguard Worker 
4366*de1e4e89SAndroid Build Coastguard Worker 	addrp_width = screen_width;
4367*de1e4e89SAndroid Build Coastguard Worker 	if (netid_width)
4368*de1e4e89SAndroid Build Coastguard Worker 		addrp_width -= netid_width + 1;
4369*de1e4e89SAndroid Build Coastguard Worker 	if (state_width)
4370*de1e4e89SAndroid Build Coastguard Worker 		addrp_width -= state_width + 1;
4371*de1e4e89SAndroid Build Coastguard Worker 	addrp_width -= 14;
4372*de1e4e89SAndroid Build Coastguard Worker 
4373*de1e4e89SAndroid Build Coastguard Worker 	if (addrp_width&1) {
4374*de1e4e89SAndroid Build Coastguard Worker 		if (netid_width)
4375*de1e4e89SAndroid Build Coastguard Worker 			netid_width++;
4376*de1e4e89SAndroid Build Coastguard Worker 		else if (state_width)
4377*de1e4e89SAndroid Build Coastguard Worker 			state_width++;
4378*de1e4e89SAndroid Build Coastguard Worker 		else
4379*de1e4e89SAndroid Build Coastguard Worker 			odd_width_pad = " ";
4380*de1e4e89SAndroid Build Coastguard Worker 	}
4381*de1e4e89SAndroid Build Coastguard Worker 
4382*de1e4e89SAndroid Build Coastguard Worker 	addrp_width /= 2;
4383*de1e4e89SAndroid Build Coastguard Worker 	addrp_width--;
4384*de1e4e89SAndroid Build Coastguard Worker 
4385*de1e4e89SAndroid Build Coastguard Worker 	serv_width = resolve_services ? 7 : 5;
4386*de1e4e89SAndroid Build Coastguard Worker 
4387*de1e4e89SAndroid Build Coastguard Worker 	if (addrp_width < 15+serv_width+1)
4388*de1e4e89SAndroid Build Coastguard Worker 		addrp_width = 15+serv_width+1;
4389*de1e4e89SAndroid Build Coastguard Worker 
4390*de1e4e89SAndroid Build Coastguard Worker 	addr_width = addrp_width - serv_width - 1;
4391*de1e4e89SAndroid Build Coastguard Worker 
4392*de1e4e89SAndroid Build Coastguard Worker 	if (show_header) {
4393*de1e4e89SAndroid Build Coastguard Worker 		if (netid_width)
4394*de1e4e89SAndroid Build Coastguard Worker 			printf("%-*s ", netid_width, "Netid");
4395*de1e4e89SAndroid Build Coastguard Worker 		if (state_width)
4396*de1e4e89SAndroid Build Coastguard Worker 			printf("%-*s ", state_width, "State");
4397*de1e4e89SAndroid Build Coastguard Worker 		printf("%-6s %-6s %s", "Recv-Q", "Send-Q", odd_width_pad);
4398*de1e4e89SAndroid Build Coastguard Worker 	}
4399*de1e4e89SAndroid Build Coastguard Worker 
4400*de1e4e89SAndroid Build Coastguard Worker 	/* Make enough space for the local/remote port field */
4401*de1e4e89SAndroid Build Coastguard Worker 	addr_width -= 13;
4402*de1e4e89SAndroid Build Coastguard Worker 	serv_width += 13;
4403*de1e4e89SAndroid Build Coastguard Worker 
4404*de1e4e89SAndroid Build Coastguard Worker 	if (show_header) {
4405*de1e4e89SAndroid Build Coastguard Worker 		printf("%*s:%-*s %*s:%-*s\n",
4406*de1e4e89SAndroid Build Coastguard Worker 		       addr_width, "Local Address", serv_width, "Port",
4407*de1e4e89SAndroid Build Coastguard Worker 		       addr_width, "Peer Address", serv_width, "Port");
4408*de1e4e89SAndroid Build Coastguard Worker 	}
4409*de1e4e89SAndroid Build Coastguard Worker 
4410*de1e4e89SAndroid Build Coastguard Worker 	fflush(stdout);
4411*de1e4e89SAndroid Build Coastguard Worker 
4412*de1e4e89SAndroid Build Coastguard Worker 	if (follow_events)
4413*de1e4e89SAndroid Build Coastguard Worker 		exit(handle_follow_request(&current_filter));
4414*de1e4e89SAndroid Build Coastguard Worker 
4415*de1e4e89SAndroid Build Coastguard Worker 	if (current_filter.dbs & (1<<NETLINK_DB))
4416*de1e4e89SAndroid Build Coastguard Worker 		netlink_show(&current_filter);
4417*de1e4e89SAndroid Build Coastguard Worker 	if (current_filter.dbs & PACKET_DBM)
4418*de1e4e89SAndroid Build Coastguard Worker 		packet_show(&current_filter);
4419*de1e4e89SAndroid Build Coastguard Worker 	if (current_filter.dbs & UNIX_DBM)
4420*de1e4e89SAndroid Build Coastguard Worker 		unix_show(&current_filter);
4421*de1e4e89SAndroid Build Coastguard Worker 	if (current_filter.dbs & (1<<RAW_DB))
4422*de1e4e89SAndroid Build Coastguard Worker 		raw_show(&current_filter);
4423*de1e4e89SAndroid Build Coastguard Worker 	if (current_filter.dbs & (1<<UDP_DB))
4424*de1e4e89SAndroid Build Coastguard Worker 		udp_show(&current_filter);
4425*de1e4e89SAndroid Build Coastguard Worker 	if (current_filter.dbs & (1<<TCP_DB))
4426*de1e4e89SAndroid Build Coastguard Worker 		tcp_show(&current_filter);
4427*de1e4e89SAndroid Build Coastguard Worker 	if (current_filter.dbs & (1<<DCCP_DB))
4428*de1e4e89SAndroid Build Coastguard Worker 		dccp_show(&current_filter);
4429*de1e4e89SAndroid Build Coastguard Worker 	if (current_filter.dbs & (1<<SCTP_DB))
4430*de1e4e89SAndroid Build Coastguard Worker 		sctp_show(&current_filter);
4431*de1e4e89SAndroid Build Coastguard Worker 
4432*de1e4e89SAndroid Build Coastguard Worker 	if (show_users || show_proc_ctx || show_sock_ctx)
4433*de1e4e89SAndroid Build Coastguard Worker 		user_ent_destroy();
4434*de1e4e89SAndroid Build Coastguard Worker 
4435*de1e4e89SAndroid Build Coastguard Worker 	return 0;
4436*de1e4e89SAndroid Build Coastguard Worker }
4437