1*05b00f60SXin Li /* \summary: Solaris DLT_IPNET printer */
2*05b00f60SXin Li
3*05b00f60SXin Li #ifdef HAVE_CONFIG_H
4*05b00f60SXin Li #include <config.h>
5*05b00f60SXin Li #endif
6*05b00f60SXin Li
7*05b00f60SXin Li #include "netdissect-stdinc.h"
8*05b00f60SXin Li
9*05b00f60SXin Li #define ND_LONGJMP_FROM_TCHECK
10*05b00f60SXin Li #include "netdissect.h"
11*05b00f60SXin Li #include "extract.h"
12*05b00f60SXin Li
13*05b00f60SXin Li
14*05b00f60SXin Li typedef struct ipnet_hdr {
15*05b00f60SXin Li nd_uint8_t iph_version;
16*05b00f60SXin Li nd_uint8_t iph_family;
17*05b00f60SXin Li nd_uint16_t iph_htype;
18*05b00f60SXin Li nd_uint32_t iph_pktlen;
19*05b00f60SXin Li nd_uint32_t iph_ifindex;
20*05b00f60SXin Li nd_uint32_t iph_grifindex;
21*05b00f60SXin Li nd_uint32_t iph_zsrc;
22*05b00f60SXin Li nd_uint32_t iph_zdst;
23*05b00f60SXin Li } ipnet_hdr_t;
24*05b00f60SXin Li
25*05b00f60SXin Li #define IPH_AF_INET 2 /* Matches Solaris's AF_INET */
26*05b00f60SXin Li #define IPH_AF_INET6 26 /* Matches Solaris's AF_INET6 */
27*05b00f60SXin Li
28*05b00f60SXin Li #ifdef DLT_IPNET
29*05b00f60SXin Li
30*05b00f60SXin Li static const struct tok ipnet_values[] = {
31*05b00f60SXin Li { IPH_AF_INET, "IPv4" },
32*05b00f60SXin Li { IPH_AF_INET6, "IPv6" },
33*05b00f60SXin Li { 0, NULL }
34*05b00f60SXin Li };
35*05b00f60SXin Li
36*05b00f60SXin Li static void
ipnet_hdr_print(netdissect_options * ndo,const u_char * bp,u_int length)37*05b00f60SXin Li ipnet_hdr_print(netdissect_options *ndo, const u_char *bp, u_int length)
38*05b00f60SXin Li {
39*05b00f60SXin Li const ipnet_hdr_t *hdr;
40*05b00f60SXin Li hdr = (const ipnet_hdr_t *)bp;
41*05b00f60SXin Li
42*05b00f60SXin Li ND_PRINT("%u > %u", GET_BE_U_4(hdr->iph_zsrc),
43*05b00f60SXin Li GET_BE_U_4(hdr->iph_zdst));
44*05b00f60SXin Li
45*05b00f60SXin Li if (!ndo->ndo_qflag) {
46*05b00f60SXin Li ND_PRINT(", family %s (%u)",
47*05b00f60SXin Li tok2str(ipnet_values, "Unknown",
48*05b00f60SXin Li GET_U_1(hdr->iph_family)),
49*05b00f60SXin Li GET_U_1(hdr->iph_family));
50*05b00f60SXin Li } else {
51*05b00f60SXin Li ND_PRINT(", %s",
52*05b00f60SXin Li tok2str(ipnet_values,
53*05b00f60SXin Li "Unknown Ethertype (0x%04x)",
54*05b00f60SXin Li GET_U_1(hdr->iph_family)));
55*05b00f60SXin Li }
56*05b00f60SXin Li
57*05b00f60SXin Li ND_PRINT(", length %u: ", length);
58*05b00f60SXin Li }
59*05b00f60SXin Li
60*05b00f60SXin Li static void
ipnet_print(netdissect_options * ndo,const u_char * p,u_int length,u_int caplen)61*05b00f60SXin Li ipnet_print(netdissect_options *ndo, const u_char *p, u_int length, u_int caplen)
62*05b00f60SXin Li {
63*05b00f60SXin Li const ipnet_hdr_t *hdr;
64*05b00f60SXin Li
65*05b00f60SXin Li ND_TCHECK_LEN(p, sizeof(ipnet_hdr_t));
66*05b00f60SXin Li ndo->ndo_ll_hdr_len += sizeof(ipnet_hdr_t);
67*05b00f60SXin Li
68*05b00f60SXin Li if (ndo->ndo_eflag)
69*05b00f60SXin Li ipnet_hdr_print(ndo, p, length);
70*05b00f60SXin Li
71*05b00f60SXin Li length -= sizeof(ipnet_hdr_t);
72*05b00f60SXin Li caplen -= sizeof(ipnet_hdr_t);
73*05b00f60SXin Li hdr = (const ipnet_hdr_t *)p;
74*05b00f60SXin Li p += sizeof(ipnet_hdr_t);
75*05b00f60SXin Li
76*05b00f60SXin Li switch (GET_U_1(hdr->iph_family)) {
77*05b00f60SXin Li
78*05b00f60SXin Li case IPH_AF_INET:
79*05b00f60SXin Li ip_print(ndo, p, length);
80*05b00f60SXin Li break;
81*05b00f60SXin Li
82*05b00f60SXin Li case IPH_AF_INET6:
83*05b00f60SXin Li ip6_print(ndo, p, length);
84*05b00f60SXin Li break;
85*05b00f60SXin Li
86*05b00f60SXin Li default:
87*05b00f60SXin Li if (!ndo->ndo_eflag)
88*05b00f60SXin Li ipnet_hdr_print(ndo, (const u_char *)hdr,
89*05b00f60SXin Li length + sizeof(ipnet_hdr_t));
90*05b00f60SXin Li
91*05b00f60SXin Li if (!ndo->ndo_suppress_default_print)
92*05b00f60SXin Li ND_DEFAULTPRINT(p, caplen);
93*05b00f60SXin Li break;
94*05b00f60SXin Li }
95*05b00f60SXin Li }
96*05b00f60SXin Li
97*05b00f60SXin Li /*
98*05b00f60SXin Li * This is the top level routine of the printer. 'p' points
99*05b00f60SXin Li * to the ether header of the packet, 'h->ts' is the timestamp,
100*05b00f60SXin Li * 'h->len' is the length of the packet off the wire, and 'h->caplen'
101*05b00f60SXin Li * is the number of bytes actually captured.
102*05b00f60SXin Li */
103*05b00f60SXin Li void
ipnet_if_print(netdissect_options * ndo,const struct pcap_pkthdr * h,const u_char * p)104*05b00f60SXin Li ipnet_if_print(netdissect_options *ndo,
105*05b00f60SXin Li const struct pcap_pkthdr *h, const u_char *p)
106*05b00f60SXin Li {
107*05b00f60SXin Li ndo->ndo_protocol = "ipnet";
108*05b00f60SXin Li ipnet_print(ndo, p, h->len, h->caplen);
109*05b00f60SXin Li }
110*05b00f60SXin Li #endif /* DLT_IPNET */
111