xref: /aosp_15_r20/external/libwebsockets/plugins/protocol_post_demo.c (revision 1c60b9aca93fdbc9b5f19b2d2194c91294b22281)
1*1c60b9acSAndroid Build Coastguard Worker /*
2*1c60b9acSAndroid Build Coastguard Worker  * ws protocol handler plugin for "POST demo"
3*1c60b9acSAndroid Build Coastguard Worker  *
4*1c60b9acSAndroid Build Coastguard Worker  * Written in 2010-2019 by Andy Green <[email protected]>
5*1c60b9acSAndroid Build Coastguard Worker  *
6*1c60b9acSAndroid Build Coastguard Worker  * This file is made available under the Creative Commons CC0 1.0
7*1c60b9acSAndroid Build Coastguard Worker  * Universal Public Domain Dedication.
8*1c60b9acSAndroid Build Coastguard Worker  *
9*1c60b9acSAndroid Build Coastguard Worker  * The person who associated a work with this deed has dedicated
10*1c60b9acSAndroid Build Coastguard Worker  * the work to the public domain by waiving all of his or her rights
11*1c60b9acSAndroid Build Coastguard Worker  * to the work worldwide under copyright law, including all related
12*1c60b9acSAndroid Build Coastguard Worker  * and neighboring rights, to the extent allowed by law. You can copy,
13*1c60b9acSAndroid Build Coastguard Worker  * modify, distribute and perform the work, even for commercial purposes,
14*1c60b9acSAndroid Build Coastguard Worker  * all without asking permission.
15*1c60b9acSAndroid Build Coastguard Worker  *
16*1c60b9acSAndroid Build Coastguard Worker  * These test plugins are intended to be adapted for use in your code, which
17*1c60b9acSAndroid Build Coastguard Worker  * may be proprietary.  So unlike the library itself, they are licensed
18*1c60b9acSAndroid Build Coastguard Worker  * Public Domain.
19*1c60b9acSAndroid Build Coastguard Worker  */
20*1c60b9acSAndroid Build Coastguard Worker 
21*1c60b9acSAndroid Build Coastguard Worker #if !defined (LWS_PLUGIN_STATIC)
22*1c60b9acSAndroid Build Coastguard Worker #if !defined(LWS_DLL)
23*1c60b9acSAndroid Build Coastguard Worker #define LWS_DLL
24*1c60b9acSAndroid Build Coastguard Worker #endif
25*1c60b9acSAndroid Build Coastguard Worker #if !defined(LWS_INTERNAL)
26*1c60b9acSAndroid Build Coastguard Worker #define LWS_INTERNAL
27*1c60b9acSAndroid Build Coastguard Worker #endif
28*1c60b9acSAndroid Build Coastguard Worker #include <libwebsockets.h>
29*1c60b9acSAndroid Build Coastguard Worker #endif
30*1c60b9acSAndroid Build Coastguard Worker 
31*1c60b9acSAndroid Build Coastguard Worker #include <stdlib.h>
32*1c60b9acSAndroid Build Coastguard Worker #include <string.h>
33*1c60b9acSAndroid Build Coastguard Worker #include <fcntl.h>
34*1c60b9acSAndroid Build Coastguard Worker #include <sys/types.h>
35*1c60b9acSAndroid Build Coastguard Worker #include <sys/stat.h>
36*1c60b9acSAndroid Build Coastguard Worker #ifdef WIN32
37*1c60b9acSAndroid Build Coastguard Worker #include <io.h>
38*1c60b9acSAndroid Build Coastguard Worker #endif
39*1c60b9acSAndroid Build Coastguard Worker #include <stdio.h>
40*1c60b9acSAndroid Build Coastguard Worker 
41*1c60b9acSAndroid Build Coastguard Worker struct per_session_data__post_demo {
42*1c60b9acSAndroid Build Coastguard Worker 	struct lws_spa *spa;
43*1c60b9acSAndroid Build Coastguard Worker 	char result[LWS_PRE + LWS_RECOMMENDED_MIN_HEADER_SPACE];
44*1c60b9acSAndroid Build Coastguard Worker 	char filename[64];
45*1c60b9acSAndroid Build Coastguard Worker 	long file_length;
46*1c60b9acSAndroid Build Coastguard Worker #if !defined(LWS_WITH_ESP32)
47*1c60b9acSAndroid Build Coastguard Worker 	lws_filefd_type fd;
48*1c60b9acSAndroid Build Coastguard Worker #endif
49*1c60b9acSAndroid Build Coastguard Worker 	uint8_t completed:1;
50*1c60b9acSAndroid Build Coastguard Worker 	uint8_t sent_headers:1;
51*1c60b9acSAndroid Build Coastguard Worker 	uint8_t sent_body:1;
52*1c60b9acSAndroid Build Coastguard Worker };
53*1c60b9acSAndroid Build Coastguard Worker 
54*1c60b9acSAndroid Build Coastguard Worker static const char * const param_names[] = {
55*1c60b9acSAndroid Build Coastguard Worker 	"text",
56*1c60b9acSAndroid Build Coastguard Worker 	"send",
57*1c60b9acSAndroid Build Coastguard Worker 	"file",
58*1c60b9acSAndroid Build Coastguard Worker 	"upload",
59*1c60b9acSAndroid Build Coastguard Worker };
60*1c60b9acSAndroid Build Coastguard Worker 
61*1c60b9acSAndroid Build Coastguard Worker enum enum_param_names {
62*1c60b9acSAndroid Build Coastguard Worker 	EPN_TEXT,
63*1c60b9acSAndroid Build Coastguard Worker 	EPN_SEND,
64*1c60b9acSAndroid Build Coastguard Worker 	EPN_FILE,
65*1c60b9acSAndroid Build Coastguard Worker 	EPN_UPLOAD,
66*1c60b9acSAndroid Build Coastguard Worker };
67*1c60b9acSAndroid Build Coastguard Worker 
68*1c60b9acSAndroid Build Coastguard Worker static int
file_upload_cb(void * data,const char * name,const char * filename,char * buf,int len,enum lws_spa_fileupload_states state)69*1c60b9acSAndroid Build Coastguard Worker file_upload_cb(void *data, const char *name, const char *filename,
70*1c60b9acSAndroid Build Coastguard Worker 	       char *buf, int len, enum lws_spa_fileupload_states state)
71*1c60b9acSAndroid Build Coastguard Worker {
72*1c60b9acSAndroid Build Coastguard Worker 	struct per_session_data__post_demo *pss =
73*1c60b9acSAndroid Build Coastguard Worker 			(struct per_session_data__post_demo *)data;
74*1c60b9acSAndroid Build Coastguard Worker #if !defined(LWS_WITH_ESP32)
75*1c60b9acSAndroid Build Coastguard Worker 	int n;
76*1c60b9acSAndroid Build Coastguard Worker 
77*1c60b9acSAndroid Build Coastguard Worker 	(void)n;
78*1c60b9acSAndroid Build Coastguard Worker #endif
79*1c60b9acSAndroid Build Coastguard Worker 
80*1c60b9acSAndroid Build Coastguard Worker 	switch (state) {
81*1c60b9acSAndroid Build Coastguard Worker 	case LWS_UFS_OPEN:
82*1c60b9acSAndroid Build Coastguard Worker 		lws_strncpy(pss->filename, filename, sizeof(pss->filename));
83*1c60b9acSAndroid Build Coastguard Worker 		/* we get the original filename in @filename arg, but for
84*1c60b9acSAndroid Build Coastguard Worker 		 * simple demo use a fixed name so we don't have to deal with
85*1c60b9acSAndroid Build Coastguard Worker 		 * attacks  */
86*1c60b9acSAndroid Build Coastguard Worker #if !defined(LWS_WITH_ESP32)
87*1c60b9acSAndroid Build Coastguard Worker 		pss->fd = (lws_filefd_type)(lws_intptr_t)lws_open("/tmp/post-file",
88*1c60b9acSAndroid Build Coastguard Worker 			       O_CREAT | O_TRUNC | O_RDWR, 0600);
89*1c60b9acSAndroid Build Coastguard Worker #endif
90*1c60b9acSAndroid Build Coastguard Worker 		break;
91*1c60b9acSAndroid Build Coastguard Worker 	case LWS_UFS_FINAL_CONTENT:
92*1c60b9acSAndroid Build Coastguard Worker 	case LWS_UFS_CONTENT:
93*1c60b9acSAndroid Build Coastguard Worker 		if (len) {
94*1c60b9acSAndroid Build Coastguard Worker 			pss->file_length += len;
95*1c60b9acSAndroid Build Coastguard Worker 
96*1c60b9acSAndroid Build Coastguard Worker 			/* if the file length is too big, drop it */
97*1c60b9acSAndroid Build Coastguard Worker 			if (pss->file_length > 100000)
98*1c60b9acSAndroid Build Coastguard Worker 				return 1;
99*1c60b9acSAndroid Build Coastguard Worker 
100*1c60b9acSAndroid Build Coastguard Worker #if !defined(LWS_WITH_ESP32)
101*1c60b9acSAndroid Build Coastguard Worker 			n = (int)write((int)(lws_intptr_t)pss->fd, buf, (unsigned int)len);
102*1c60b9acSAndroid Build Coastguard Worker 			lwsl_info("%s: write %d says %d\n", __func__, len, n);
103*1c60b9acSAndroid Build Coastguard Worker #else
104*1c60b9acSAndroid Build Coastguard Worker 			lwsl_notice("%s: Received chunk size %d\n", __func__, len);
105*1c60b9acSAndroid Build Coastguard Worker #endif
106*1c60b9acSAndroid Build Coastguard Worker 		}
107*1c60b9acSAndroid Build Coastguard Worker 		if (state == LWS_UFS_CONTENT)
108*1c60b9acSAndroid Build Coastguard Worker 			break;
109*1c60b9acSAndroid Build Coastguard Worker #if !defined(LWS_WITH_ESP32)
110*1c60b9acSAndroid Build Coastguard Worker 		close((int)(lws_intptr_t)pss->fd);
111*1c60b9acSAndroid Build Coastguard Worker 		pss->fd = LWS_INVALID_FILE;
112*1c60b9acSAndroid Build Coastguard Worker #endif
113*1c60b9acSAndroid Build Coastguard Worker 		break;
114*1c60b9acSAndroid Build Coastguard Worker 	case LWS_UFS_CLOSE:
115*1c60b9acSAndroid Build Coastguard Worker 		break;
116*1c60b9acSAndroid Build Coastguard Worker 	}
117*1c60b9acSAndroid Build Coastguard Worker 
118*1c60b9acSAndroid Build Coastguard Worker 	return 0;
119*1c60b9acSAndroid Build Coastguard Worker }
120*1c60b9acSAndroid Build Coastguard Worker 
121*1c60b9acSAndroid Build Coastguard Worker /*
122*1c60b9acSAndroid Build Coastguard Worker  * returns length in bytes
123*1c60b9acSAndroid Build Coastguard Worker  */
124*1c60b9acSAndroid Build Coastguard Worker 
125*1c60b9acSAndroid Build Coastguard Worker static int
format_result(struct per_session_data__post_demo * pss)126*1c60b9acSAndroid Build Coastguard Worker format_result(struct per_session_data__post_demo *pss)
127*1c60b9acSAndroid Build Coastguard Worker {
128*1c60b9acSAndroid Build Coastguard Worker 	unsigned char *p, *start, *end;
129*1c60b9acSAndroid Build Coastguard Worker 	int n;
130*1c60b9acSAndroid Build Coastguard Worker 
131*1c60b9acSAndroid Build Coastguard Worker 	p = (unsigned char *)pss->result + LWS_PRE;
132*1c60b9acSAndroid Build Coastguard Worker 	start = p;
133*1c60b9acSAndroid Build Coastguard Worker 	end = p + sizeof(pss->result) - LWS_PRE - 1;
134*1c60b9acSAndroid Build Coastguard Worker 
135*1c60b9acSAndroid Build Coastguard Worker 	if (!pss->spa) {
136*1c60b9acSAndroid Build Coastguard Worker 		p += lws_snprintf((char *)p, lws_ptr_diff_size_t(end, p),
137*1c60b9acSAndroid Build Coastguard Worker 				  "pss->spa already NULL");
138*1c60b9acSAndroid Build Coastguard Worker 		goto bail;
139*1c60b9acSAndroid Build Coastguard Worker 	}
140*1c60b9acSAndroid Build Coastguard Worker 
141*1c60b9acSAndroid Build Coastguard Worker 	p += lws_snprintf((char *)p, lws_ptr_diff_size_t(end, p),
142*1c60b9acSAndroid Build Coastguard Worker 			"<!DOCTYPE html><html lang=\"en\"><head>"
143*1c60b9acSAndroid Build Coastguard Worker 			"<meta charset=utf-8 http-equiv=\"Content-Language\" "
144*1c60b9acSAndroid Build Coastguard Worker 			"content=\"en\"/>"
145*1c60b9acSAndroid Build Coastguard Worker 	  "<title>LWS Server Status</title>"
146*1c60b9acSAndroid Build Coastguard Worker 	  "</head><body><h1>Form results (after urldecoding)</h1>"
147*1c60b9acSAndroid Build Coastguard Worker 	  "<table><tr><td>Name</td><td>Length</td><td>Value</td></tr>");
148*1c60b9acSAndroid Build Coastguard Worker 
149*1c60b9acSAndroid Build Coastguard Worker 	for (n = 0; n < (int)LWS_ARRAY_SIZE(param_names); n++) {
150*1c60b9acSAndroid Build Coastguard Worker 		if (!lws_spa_get_string(pss->spa, n))
151*1c60b9acSAndroid Build Coastguard Worker 			p += lws_snprintf((char *)p, lws_ptr_diff_size_t(end, p),
152*1c60b9acSAndroid Build Coastguard Worker 			    "<tr><td><b>%s</b></td><td>0"
153*1c60b9acSAndroid Build Coastguard Worker 			    "</td><td>NULL</td></tr>",
154*1c60b9acSAndroid Build Coastguard Worker 			    param_names[n]);
155*1c60b9acSAndroid Build Coastguard Worker 		else
156*1c60b9acSAndroid Build Coastguard Worker 			p += lws_snprintf((char *)p, lws_ptr_diff_size_t(end, p),
157*1c60b9acSAndroid Build Coastguard Worker 			    "<tr><td><b>%s</b></td><td>%d"
158*1c60b9acSAndroid Build Coastguard Worker 			    "</td><td>%s</td></tr>",
159*1c60b9acSAndroid Build Coastguard Worker 			    param_names[n],
160*1c60b9acSAndroid Build Coastguard Worker 			    lws_spa_get_length(pss->spa, n),
161*1c60b9acSAndroid Build Coastguard Worker 			    lws_spa_get_string(pss->spa, n));
162*1c60b9acSAndroid Build Coastguard Worker 	}
163*1c60b9acSAndroid Build Coastguard Worker 
164*1c60b9acSAndroid Build Coastguard Worker 	p += lws_snprintf((char *)p, lws_ptr_diff_size_t(end, p),
165*1c60b9acSAndroid Build Coastguard Worker 			"</table><br><b>filename:</b> %s, "
166*1c60b9acSAndroid Build Coastguard Worker 			"<b>length</b> %ld",
167*1c60b9acSAndroid Build Coastguard Worker 			pss->filename, pss->file_length);
168*1c60b9acSAndroid Build Coastguard Worker 
169*1c60b9acSAndroid Build Coastguard Worker 	p += lws_snprintf((char *)p, lws_ptr_diff_size_t(end, p), "</body></html>");
170*1c60b9acSAndroid Build Coastguard Worker 
171*1c60b9acSAndroid Build Coastguard Worker bail:
172*1c60b9acSAndroid Build Coastguard Worker 	return (int)lws_ptr_diff(p, start);
173*1c60b9acSAndroid Build Coastguard Worker }
174*1c60b9acSAndroid Build Coastguard Worker 
175*1c60b9acSAndroid Build Coastguard Worker static int
callback_post_demo(struct lws * wsi,enum lws_callback_reasons reason,void * user,void * in,size_t len)176*1c60b9acSAndroid Build Coastguard Worker callback_post_demo(struct lws *wsi, enum lws_callback_reasons reason,
177*1c60b9acSAndroid Build Coastguard Worker 		   void *user, void *in, size_t len)
178*1c60b9acSAndroid Build Coastguard Worker {
179*1c60b9acSAndroid Build Coastguard Worker 	struct per_session_data__post_demo *pss =
180*1c60b9acSAndroid Build Coastguard Worker 			(struct per_session_data__post_demo *)user;
181*1c60b9acSAndroid Build Coastguard Worker 	unsigned char *p, *start, *end;
182*1c60b9acSAndroid Build Coastguard Worker 	int n;
183*1c60b9acSAndroid Build Coastguard Worker 
184*1c60b9acSAndroid Build Coastguard Worker 	switch (reason) {
185*1c60b9acSAndroid Build Coastguard Worker 	case LWS_CALLBACK_HTTP_BODY:
186*1c60b9acSAndroid Build Coastguard Worker 		/* create the POST argument parser if not already existing */
187*1c60b9acSAndroid Build Coastguard Worker 		if (!pss->spa) {
188*1c60b9acSAndroid Build Coastguard Worker 			pss->spa = lws_spa_create(wsi, param_names,
189*1c60b9acSAndroid Build Coastguard Worker 					LWS_ARRAY_SIZE(param_names), 1024,
190*1c60b9acSAndroid Build Coastguard Worker 					file_upload_cb, pss);
191*1c60b9acSAndroid Build Coastguard Worker 			if (!pss->spa)
192*1c60b9acSAndroid Build Coastguard Worker 				return -1;
193*1c60b9acSAndroid Build Coastguard Worker 
194*1c60b9acSAndroid Build Coastguard Worker 			pss->filename[0] = '\0';
195*1c60b9acSAndroid Build Coastguard Worker 			pss->file_length = 0;
196*1c60b9acSAndroid Build Coastguard Worker 		}
197*1c60b9acSAndroid Build Coastguard Worker 
198*1c60b9acSAndroid Build Coastguard Worker 		/* let it parse the POST data */
199*1c60b9acSAndroid Build Coastguard Worker 		if (lws_spa_process(pss->spa, in, (int)len))
200*1c60b9acSAndroid Build Coastguard Worker 			return -1;
201*1c60b9acSAndroid Build Coastguard Worker 		break;
202*1c60b9acSAndroid Build Coastguard Worker 
203*1c60b9acSAndroid Build Coastguard Worker 	case LWS_CALLBACK_HTTP_BODY_COMPLETION:
204*1c60b9acSAndroid Build Coastguard Worker 		lwsl_debug("LWS_CALLBACK_HTTP_BODY_COMPLETION: %s\n", lws_wsi_tag(wsi));
205*1c60b9acSAndroid Build Coastguard Worker 		/* call to inform no more payload data coming */
206*1c60b9acSAndroid Build Coastguard Worker 		lws_spa_finalize(pss->spa);
207*1c60b9acSAndroid Build Coastguard Worker 
208*1c60b9acSAndroid Build Coastguard Worker 		pss->completed = 1;
209*1c60b9acSAndroid Build Coastguard Worker 		lws_callback_on_writable(wsi);
210*1c60b9acSAndroid Build Coastguard Worker 		break;
211*1c60b9acSAndroid Build Coastguard Worker 
212*1c60b9acSAndroid Build Coastguard Worker 	case LWS_CALLBACK_HTTP_WRITEABLE:
213*1c60b9acSAndroid Build Coastguard Worker 		if (!pss->completed)
214*1c60b9acSAndroid Build Coastguard Worker 			break;
215*1c60b9acSAndroid Build Coastguard Worker 
216*1c60b9acSAndroid Build Coastguard Worker 		p = (unsigned char *)pss->result + LWS_PRE;
217*1c60b9acSAndroid Build Coastguard Worker 		start = p;
218*1c60b9acSAndroid Build Coastguard Worker 		end = p + sizeof(pss->result) - LWS_PRE - 1;
219*1c60b9acSAndroid Build Coastguard Worker 
220*1c60b9acSAndroid Build Coastguard Worker 		if (!pss->sent_headers) {
221*1c60b9acSAndroid Build Coastguard Worker 			n = format_result(pss);
222*1c60b9acSAndroid Build Coastguard Worker 
223*1c60b9acSAndroid Build Coastguard Worker 			if (lws_add_http_header_status(wsi, HTTP_STATUS_OK,
224*1c60b9acSAndroid Build Coastguard Worker 						       &p, end))
225*1c60b9acSAndroid Build Coastguard Worker 				goto bail;
226*1c60b9acSAndroid Build Coastguard Worker 
227*1c60b9acSAndroid Build Coastguard Worker 			if (lws_add_http_header_by_token(wsi,
228*1c60b9acSAndroid Build Coastguard Worker 					WSI_TOKEN_HTTP_CONTENT_TYPE,
229*1c60b9acSAndroid Build Coastguard Worker 					(unsigned char *)"text/html", 9,
230*1c60b9acSAndroid Build Coastguard Worker 					&p, end))
231*1c60b9acSAndroid Build Coastguard Worker 				goto bail;
232*1c60b9acSAndroid Build Coastguard Worker 			if (lws_add_http_header_content_length(wsi, (unsigned int)n, &p, end))
233*1c60b9acSAndroid Build Coastguard Worker 				goto bail;
234*1c60b9acSAndroid Build Coastguard Worker 			if (lws_finalize_http_header(wsi, &p, end))
235*1c60b9acSAndroid Build Coastguard Worker 				goto bail;
236*1c60b9acSAndroid Build Coastguard Worker 
237*1c60b9acSAndroid Build Coastguard Worker 			/* first send the headers ... */
238*1c60b9acSAndroid Build Coastguard Worker 			n = lws_write(wsi, start, lws_ptr_diff_size_t(p, start),
239*1c60b9acSAndroid Build Coastguard Worker 				      LWS_WRITE_HTTP_HEADERS);
240*1c60b9acSAndroid Build Coastguard Worker 			if (n < 0)
241*1c60b9acSAndroid Build Coastguard Worker 				goto bail;
242*1c60b9acSAndroid Build Coastguard Worker 
243*1c60b9acSAndroid Build Coastguard Worker 			pss->sent_headers = 1;
244*1c60b9acSAndroid Build Coastguard Worker 			lws_callback_on_writable(wsi);
245*1c60b9acSAndroid Build Coastguard Worker 			break;
246*1c60b9acSAndroid Build Coastguard Worker 		}
247*1c60b9acSAndroid Build Coastguard Worker 
248*1c60b9acSAndroid Build Coastguard Worker 		if (!pss->sent_body) {
249*1c60b9acSAndroid Build Coastguard Worker 			n = format_result(pss);
250*1c60b9acSAndroid Build Coastguard Worker 
251*1c60b9acSAndroid Build Coastguard Worker 			n = lws_write(wsi, (unsigned char *)start, (unsigned int)n,
252*1c60b9acSAndroid Build Coastguard Worker 				      LWS_WRITE_HTTP_FINAL);
253*1c60b9acSAndroid Build Coastguard Worker 
254*1c60b9acSAndroid Build Coastguard Worker 			pss->sent_body = 1;
255*1c60b9acSAndroid Build Coastguard Worker 			if (n < 0)
256*1c60b9acSAndroid Build Coastguard Worker 				return 1;
257*1c60b9acSAndroid Build Coastguard Worker 			goto try_to_reuse;
258*1c60b9acSAndroid Build Coastguard Worker 		}
259*1c60b9acSAndroid Build Coastguard Worker 		break;
260*1c60b9acSAndroid Build Coastguard Worker 
261*1c60b9acSAndroid Build Coastguard Worker 	case LWS_CALLBACK_HTTP_DROP_PROTOCOL:
262*1c60b9acSAndroid Build Coastguard Worker 		/* called when our wsi user_space is going to be destroyed */
263*1c60b9acSAndroid Build Coastguard Worker 		if (pss->spa) {
264*1c60b9acSAndroid Build Coastguard Worker 			lws_spa_destroy(pss->spa);
265*1c60b9acSAndroid Build Coastguard Worker 			pss->spa = NULL;
266*1c60b9acSAndroid Build Coastguard Worker 		}
267*1c60b9acSAndroid Build Coastguard Worker 		break;
268*1c60b9acSAndroid Build Coastguard Worker 
269*1c60b9acSAndroid Build Coastguard Worker 	default:
270*1c60b9acSAndroid Build Coastguard Worker 		break;
271*1c60b9acSAndroid Build Coastguard Worker 	}
272*1c60b9acSAndroid Build Coastguard Worker 
273*1c60b9acSAndroid Build Coastguard Worker 	return 0;
274*1c60b9acSAndroid Build Coastguard Worker 
275*1c60b9acSAndroid Build Coastguard Worker bail:
276*1c60b9acSAndroid Build Coastguard Worker 
277*1c60b9acSAndroid Build Coastguard Worker 	return 1;
278*1c60b9acSAndroid Build Coastguard Worker 
279*1c60b9acSAndroid Build Coastguard Worker try_to_reuse:
280*1c60b9acSAndroid Build Coastguard Worker 	if (lws_http_transaction_completed(wsi))
281*1c60b9acSAndroid Build Coastguard Worker 		return -1;
282*1c60b9acSAndroid Build Coastguard Worker 
283*1c60b9acSAndroid Build Coastguard Worker 	return 0;
284*1c60b9acSAndroid Build Coastguard Worker }
285*1c60b9acSAndroid Build Coastguard Worker 
286*1c60b9acSAndroid Build Coastguard Worker #define LWS_PLUGIN_PROTOCOL_POST_DEMO \
287*1c60b9acSAndroid Build Coastguard Worker 	{ \
288*1c60b9acSAndroid Build Coastguard Worker 		"protocol-post-demo", \
289*1c60b9acSAndroid Build Coastguard Worker 		callback_post_demo, \
290*1c60b9acSAndroid Build Coastguard Worker 		sizeof(struct per_session_data__post_demo), \
291*1c60b9acSAndroid Build Coastguard Worker 		1024, \
292*1c60b9acSAndroid Build Coastguard Worker 		0, NULL, 0 \
293*1c60b9acSAndroid Build Coastguard Worker 	}
294*1c60b9acSAndroid Build Coastguard Worker 
295*1c60b9acSAndroid Build Coastguard Worker #if !defined (LWS_PLUGIN_STATIC)
296*1c60b9acSAndroid Build Coastguard Worker 
297*1c60b9acSAndroid Build Coastguard Worker LWS_VISIBLE const struct lws_protocols post_demo_protocols[] = {
298*1c60b9acSAndroid Build Coastguard Worker 	LWS_PLUGIN_PROTOCOL_POST_DEMO
299*1c60b9acSAndroid Build Coastguard Worker };
300*1c60b9acSAndroid Build Coastguard Worker 
301*1c60b9acSAndroid Build Coastguard Worker LWS_VISIBLE const lws_plugin_protocol_t post_demo = {
302*1c60b9acSAndroid Build Coastguard Worker 	.hdr = {
303*1c60b9acSAndroid Build Coastguard Worker 		"post demo",
304*1c60b9acSAndroid Build Coastguard Worker 		"lws_protocol_plugin",
305*1c60b9acSAndroid Build Coastguard Worker 		LWS_BUILD_HASH,
306*1c60b9acSAndroid Build Coastguard Worker 		LWS_PLUGIN_API_MAGIC
307*1c60b9acSAndroid Build Coastguard Worker 	},
308*1c60b9acSAndroid Build Coastguard Worker 
309*1c60b9acSAndroid Build Coastguard Worker 	.protocols = post_demo_protocols,
310*1c60b9acSAndroid Build Coastguard Worker 	.count_protocols = LWS_ARRAY_SIZE(post_demo_protocols),
311*1c60b9acSAndroid Build Coastguard Worker 	.extensions = NULL,
312*1c60b9acSAndroid Build Coastguard Worker 	.count_extensions = 0,
313*1c60b9acSAndroid Build Coastguard Worker };
314*1c60b9acSAndroid Build Coastguard Worker 
315*1c60b9acSAndroid Build Coastguard Worker #endif
316