Tristan Matthews | 0a329cc | 2013-07-17 13:20:14 -0400 | [diff] [blame] | 1 | /* $Id$ */ |
| 2 | /* |
| 3 | * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com) |
| 4 | * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 19 | */ |
| 20 | #include <pjsip/sip_msg.h> |
| 21 | #include <pjsip/sip_parser.h> |
| 22 | #include <pjsip/print_util.h> |
| 23 | #include <pjsip/sip_errno.h> |
| 24 | #include <pj/ctype.h> |
| 25 | #include <pj/guid.h> |
| 26 | #include <pj/string.h> |
| 27 | #include <pj/pool.h> |
| 28 | #include <pj/assert.h> |
| 29 | #include <pjlib-util/string.h> |
| 30 | |
| 31 | PJ_DEF_DATA(const pjsip_method) pjsip_invite_method = |
| 32 | { PJSIP_INVITE_METHOD, { "INVITE",6 }}; |
| 33 | |
| 34 | PJ_DEF_DATA(const pjsip_method) pjsip_cancel_method = |
| 35 | { PJSIP_CANCEL_METHOD, { "CANCEL",6 }}; |
| 36 | |
| 37 | PJ_DEF_DATA(const pjsip_method) pjsip_ack_method = |
| 38 | { PJSIP_ACK_METHOD, { "ACK",3}}; |
| 39 | |
| 40 | PJ_DEF_DATA(const pjsip_method) pjsip_bye_method = |
| 41 | { PJSIP_BYE_METHOD, { "BYE",3}}; |
| 42 | |
| 43 | PJ_DEF_DATA(const pjsip_method) pjsip_register_method = |
| 44 | { PJSIP_REGISTER_METHOD, { "REGISTER", 8}}; |
| 45 | |
| 46 | PJ_DEF_DATA(const pjsip_method) pjsip_options_method = |
| 47 | { PJSIP_OPTIONS_METHOD, { "OPTIONS",7}}; |
| 48 | |
| 49 | |
| 50 | /** INVITE method constant. */ |
| 51 | PJ_DEF(const pjsip_method*) pjsip_get_invite_method(void) |
| 52 | { |
| 53 | return &pjsip_invite_method; |
| 54 | } |
| 55 | |
| 56 | /** CANCEL method constant. */ |
| 57 | PJ_DEF(const pjsip_method*) pjsip_get_cancel_method(void) |
| 58 | { |
| 59 | return &pjsip_cancel_method; |
| 60 | } |
| 61 | |
| 62 | /** ACK method constant. */ |
| 63 | PJ_DEF(const pjsip_method*) pjsip_get_ack_method(void) |
| 64 | { |
| 65 | return &pjsip_ack_method; |
| 66 | } |
| 67 | |
| 68 | /** BYE method constant. */ |
| 69 | PJ_DEF(const pjsip_method*) pjsip_get_bye_method(void) |
| 70 | { |
| 71 | return &pjsip_bye_method; |
| 72 | } |
| 73 | |
| 74 | /** REGISTER method constant.*/ |
| 75 | PJ_DEF(const pjsip_method*) pjsip_get_register_method(void) |
| 76 | { |
| 77 | return &pjsip_register_method; |
| 78 | } |
| 79 | |
| 80 | /** OPTIONS method constant. */ |
| 81 | PJ_DEF(const pjsip_method*) pjsip_get_options_method(void) |
| 82 | { |
| 83 | return &pjsip_options_method; |
| 84 | } |
| 85 | |
| 86 | |
| 87 | static const pj_str_t *method_names[] = |
| 88 | { |
| 89 | &pjsip_invite_method.name, |
| 90 | &pjsip_cancel_method.name, |
| 91 | &pjsip_ack_method.name, |
| 92 | &pjsip_bye_method.name, |
| 93 | &pjsip_register_method.name, |
| 94 | &pjsip_options_method.name |
| 95 | }; |
| 96 | |
| 97 | const pjsip_hdr_name_info_t pjsip_hdr_names[] = |
| 98 | { |
| 99 | { "Accept", 6, NULL }, // PJSIP_H_ACCEPT, |
| 100 | { "Accept-Encoding", 15, NULL }, // PJSIP_H_ACCEPT_ENCODING, |
| 101 | { "Accept-Language", 15, NULL }, // PJSIP_H_ACCEPT_LANGUAGE, |
| 102 | { "Alert-Info", 10, NULL }, // PJSIP_H_ALERT_INFO, |
| 103 | { "Allow", 5, NULL }, // PJSIP_H_ALLOW, |
| 104 | { "Authentication-Info",19, NULL }, // PJSIP_H_AUTHENTICATION_INFO, |
| 105 | { "Authorization", 13, NULL }, // PJSIP_H_AUTHORIZATION, |
| 106 | { "Call-ID", 7, "i" }, // PJSIP_H_CALL_ID, |
| 107 | { "Call-Info", 9, NULL }, // PJSIP_H_CALL_INFO, |
| 108 | { "Contact", 7, "m" }, // PJSIP_H_CONTACT, |
| 109 | { "Content-Disposition",19, NULL }, // PJSIP_H_CONTENT_DISPOSITION, |
| 110 | { "Content-Encoding", 16, "e" }, // PJSIP_H_CONTENT_ENCODING, |
| 111 | { "Content-Language", 16, NULL }, // PJSIP_H_CONTENT_LANGUAGE, |
| 112 | { "Content-Length", 14, "l" }, // PJSIP_H_CONTENT_LENGTH, |
| 113 | { "Content-Type", 12, "c" }, // PJSIP_H_CONTENT_TYPE, |
| 114 | { "CSeq", 4, NULL }, // PJSIP_H_CSEQ, |
| 115 | { "Date", 4, NULL }, // PJSIP_H_DATE, |
| 116 | { "Error-Info", 10, NULL }, // PJSIP_H_ERROR_INFO, |
| 117 | { "Expires", 7, NULL }, // PJSIP_H_EXPIRES, |
| 118 | { "From", 4, "f" }, // PJSIP_H_FROM, |
| 119 | { "In-Reply-To", 11, NULL }, // PJSIP_H_IN_REPLY_TO, |
| 120 | { "Max-Forwards", 12, NULL }, // PJSIP_H_MAX_FORWARDS, |
| 121 | { "MIME-Version", 12, NULL }, // PJSIP_H_MIME_VERSION, |
| 122 | { "Min-Expires", 11, NULL }, // PJSIP_H_MIN_EXPIRES, |
| 123 | { "Organization", 12, NULL }, // PJSIP_H_ORGANIZATION, |
| 124 | { "Priority", 8, NULL }, // PJSIP_H_PRIORITY, |
| 125 | { "Proxy-Authenticate", 18, NULL }, // PJSIP_H_PROXY_AUTHENTICATE, |
| 126 | { "Proxy-Authorization",19, NULL }, // PJSIP_H_PROXY_AUTHORIZATION, |
| 127 | { "Proxy-Require", 13, NULL }, // PJSIP_H_PROXY_REQUIRE, |
| 128 | { "Record-Route", 12, NULL }, // PJSIP_H_RECORD_ROUTE, |
| 129 | { "Reply-To", 8, NULL }, // PJSIP_H_REPLY_TO, |
| 130 | { "Require", 7, NULL }, // PJSIP_H_REQUIRE, |
| 131 | { "Retry-After", 11, NULL }, // PJSIP_H_RETRY_AFTER, |
| 132 | { "Route", 5, NULL }, // PJSIP_H_ROUTE, |
| 133 | { "Server", 6, NULL }, // PJSIP_H_SERVER, |
| 134 | { "Subject", 7, "s" }, // PJSIP_H_SUBJECT, |
| 135 | { "Supported", 9, "k" }, // PJSIP_H_SUPPORTED, |
| 136 | { "Timestamp", 9, NULL }, // PJSIP_H_TIMESTAMP, |
| 137 | { "To", 2, "t" }, // PJSIP_H_TO, |
| 138 | { "Unsupported", 11, NULL }, // PJSIP_H_UNSUPPORTED, |
| 139 | { "User-Agent", 10, NULL }, // PJSIP_H_USER_AGENT, |
| 140 | { "Via", 3, "v" }, // PJSIP_H_VIA, |
| 141 | { "Warning", 7, NULL }, // PJSIP_H_WARNING, |
| 142 | { "WWW-Authenticate", 16, NULL }, // PJSIP_H_WWW_AUTHENTICATE, |
| 143 | |
| 144 | { "_Unknown-Header", 15, NULL }, // PJSIP_H_OTHER, |
| 145 | }; |
| 146 | |
| 147 | pj_bool_t pjsip_use_compact_form = PJSIP_ENCODE_SHORT_HNAME; |
| 148 | |
| 149 | static pj_str_t status_phrase[710]; |
| 150 | static int print_media_type(char *buf, unsigned len, |
| 151 | const pjsip_media_type *media); |
| 152 | |
| 153 | static int init_status_phrase() |
| 154 | { |
| 155 | unsigned i; |
| 156 | pj_str_t default_reason_phrase = { "Default status message", 22}; |
| 157 | |
| 158 | for (i=0; i<PJ_ARRAY_SIZE(status_phrase); ++i) |
| 159 | status_phrase[i] = default_reason_phrase; |
| 160 | |
| 161 | pj_strset2( &status_phrase[100], "Trying"); |
| 162 | pj_strset2( &status_phrase[180], "Ringing"); |
| 163 | pj_strset2( &status_phrase[181], "Call Is Being Forwarded"); |
| 164 | pj_strset2( &status_phrase[182], "Queued"); |
| 165 | pj_strset2( &status_phrase[183], "Session Progress"); |
| 166 | |
| 167 | pj_strset2( &status_phrase[200], "OK"); |
| 168 | pj_strset2( &status_phrase[202], "Accepted"); |
| 169 | |
| 170 | pj_strset2( &status_phrase[300], "Multiple Choices"); |
| 171 | pj_strset2( &status_phrase[301], "Moved Permanently"); |
| 172 | pj_strset2( &status_phrase[302], "Moved Temporarily"); |
| 173 | pj_strset2( &status_phrase[305], "Use Proxy"); |
| 174 | pj_strset2( &status_phrase[380], "Alternative Service"); |
| 175 | |
| 176 | pj_strset2( &status_phrase[400], "Bad Request"); |
| 177 | pj_strset2( &status_phrase[401], "Unauthorized"); |
| 178 | pj_strset2( &status_phrase[402], "Payment Required"); |
| 179 | pj_strset2( &status_phrase[403], "Forbidden"); |
| 180 | pj_strset2( &status_phrase[404], "Not Found"); |
| 181 | pj_strset2( &status_phrase[405], "Method Not Allowed"); |
| 182 | pj_strset2( &status_phrase[406], "Not Acceptable"); |
| 183 | pj_strset2( &status_phrase[407], "Proxy Authentication Required"); |
| 184 | pj_strset2( &status_phrase[408], "Request Timeout"); |
| 185 | pj_strset2( &status_phrase[410], "Gone"); |
| 186 | pj_strset2( &status_phrase[413], "Request Entity Too Large"); |
| 187 | pj_strset2( &status_phrase[414], "Request URI Too Long"); |
| 188 | pj_strset2( &status_phrase[415], "Unsupported Media Type"); |
| 189 | pj_strset2( &status_phrase[416], "Unsupported URI Scheme"); |
| 190 | pj_strset2( &status_phrase[420], "Bad Extension"); |
| 191 | pj_strset2( &status_phrase[421], "Extension Required"); |
| 192 | pj_strset2( &status_phrase[422], "Session Timer Too Small"); |
| 193 | pj_strset2( &status_phrase[423], "Interval Too Brief"); |
| 194 | pj_strset2( &status_phrase[480], "Temporarily Unavailable"); |
| 195 | pj_strset2( &status_phrase[481], "Call/Transaction Does Not Exist"); |
| 196 | pj_strset2( &status_phrase[482], "Loop Detected"); |
| 197 | pj_strset2( &status_phrase[483], "Too Many Hops"); |
| 198 | pj_strset2( &status_phrase[484], "Address Incompleted"); |
| 199 | pj_strset2( &status_phrase[485], "Ambiguous"); |
| 200 | pj_strset2( &status_phrase[486], "Busy Here"); |
| 201 | pj_strset2( &status_phrase[487], "Request Terminated"); |
| 202 | pj_strset2( &status_phrase[488], "Not Acceptable Here"); |
| 203 | pj_strset2( &status_phrase[489], "Bad Event"); |
| 204 | pj_strset2( &status_phrase[490], "Request Updated"); |
| 205 | pj_strset2( &status_phrase[491], "Request Pending"); |
| 206 | pj_strset2( &status_phrase[493], "Undecipherable"); |
| 207 | |
| 208 | pj_strset2( &status_phrase[500], "Internal Server Error"); |
| 209 | pj_strset2( &status_phrase[501], "Not Implemented"); |
| 210 | pj_strset2( &status_phrase[502], "Bad Gateway"); |
| 211 | pj_strset2( &status_phrase[503], "Service Unavailable"); |
| 212 | pj_strset2( &status_phrase[504], "Server Timeout"); |
| 213 | pj_strset2( &status_phrase[505], "Version Not Supported"); |
| 214 | pj_strset2( &status_phrase[513], "Message Too Large"); |
| 215 | pj_strset2( &status_phrase[580], "Precondition Failure"); |
| 216 | |
| 217 | pj_strset2( &status_phrase[600], "Busy Everywhere"); |
| 218 | pj_strset2( &status_phrase[603], "Decline"); |
| 219 | pj_strset2( &status_phrase[604], "Does Not Exist Anywhere"); |
| 220 | pj_strset2( &status_phrase[606], "Not Acceptable"); |
| 221 | |
| 222 | pj_strset2( &status_phrase[701], "No response from destination server"); |
| 223 | pj_strset2( &status_phrase[702], "Unable to resolve destination server"); |
| 224 | pj_strset2( &status_phrase[703], "Error sending message to destination server"); |
| 225 | |
| 226 | return 1; |
| 227 | } |
| 228 | |
| 229 | /////////////////////////////////////////////////////////////////////////////// |
| 230 | /* |
| 231 | * Method. |
| 232 | */ |
| 233 | |
| 234 | PJ_DEF(void) pjsip_method_init( pjsip_method *m, |
| 235 | pj_pool_t *pool, |
| 236 | const pj_str_t *str) |
| 237 | { |
| 238 | pj_str_t dup; |
| 239 | pjsip_method_init_np(m, pj_strdup(pool, &dup, str)); |
| 240 | } |
| 241 | |
| 242 | PJ_DEF(void) pjsip_method_set( pjsip_method *m, pjsip_method_e me ) |
| 243 | { |
| 244 | pj_assert(me < PJSIP_OTHER_METHOD); |
| 245 | m->id = me; |
| 246 | m->name = *method_names[me]; |
| 247 | } |
| 248 | |
| 249 | PJ_DEF(void) pjsip_method_init_np(pjsip_method *m, |
| 250 | pj_str_t *str) |
| 251 | { |
| 252 | unsigned i; |
| 253 | for (i=0; i<PJ_ARRAY_SIZE(method_names); ++i) { |
| 254 | if (pj_memcmp(str->ptr, method_names[i]->ptr, str->slen)==0 || |
| 255 | pj_stricmp(str, method_names[i])==0) |
| 256 | { |
| 257 | m->id = (pjsip_method_e)i; |
| 258 | m->name = *method_names[i]; |
| 259 | return; |
| 260 | } |
| 261 | } |
| 262 | m->id = PJSIP_OTHER_METHOD; |
| 263 | m->name = *str; |
| 264 | } |
| 265 | |
| 266 | PJ_DEF(void) pjsip_method_copy( pj_pool_t *pool, |
| 267 | pjsip_method *method, |
| 268 | const pjsip_method *rhs ) |
| 269 | { |
| 270 | method->id = rhs->id; |
| 271 | if (rhs->id != PJSIP_OTHER_METHOD) { |
| 272 | method->name = rhs->name; |
| 273 | } else { |
| 274 | pj_strdup(pool, &method->name, &rhs->name); |
| 275 | } |
| 276 | } |
| 277 | |
| 278 | |
| 279 | PJ_DEF(int) pjsip_method_cmp( const pjsip_method *m1, const pjsip_method *m2) |
| 280 | { |
| 281 | if (m1->id == m2->id) { |
| 282 | if (m1->id != PJSIP_OTHER_METHOD) |
| 283 | return 0; |
| 284 | /* Method comparison is case sensitive! */ |
| 285 | return pj_strcmp(&m1->name, &m2->name); |
| 286 | } |
| 287 | |
| 288 | return ( m1->id < m2->id ) ? -1 : 1; |
| 289 | } |
| 290 | |
| 291 | /////////////////////////////////////////////////////////////////////////////// |
| 292 | /* |
| 293 | * Message. |
| 294 | */ |
| 295 | |
| 296 | PJ_DEF(pjsip_msg*) pjsip_msg_create( pj_pool_t *pool, pjsip_msg_type_e type) |
| 297 | { |
| 298 | pjsip_msg *msg = PJ_POOL_ALLOC_T(pool, pjsip_msg); |
| 299 | pj_list_init(&msg->hdr); |
| 300 | msg->type = type; |
| 301 | msg->body = NULL; |
| 302 | return msg; |
| 303 | } |
| 304 | |
| 305 | PJ_DEF(pjsip_msg*) pjsip_msg_clone( pj_pool_t *pool, const pjsip_msg *src) |
| 306 | { |
| 307 | pjsip_msg *dst; |
| 308 | const pjsip_hdr *sh; |
| 309 | |
| 310 | dst = pjsip_msg_create(pool, src->type); |
| 311 | |
| 312 | /* Clone request/status line */ |
| 313 | if (src->type == PJSIP_REQUEST_MSG) { |
| 314 | pjsip_method_copy(pool, &dst->line.req.method, &src->line.req.method); |
| 315 | dst->line.req.uri = (pjsip_uri*) pjsip_uri_clone(pool, |
| 316 | src->line.req.uri); |
| 317 | } else { |
| 318 | dst->line.status.code = src->line.status.code; |
| 319 | pj_strdup(pool, &dst->line.status.reason, &src->line.status.reason); |
| 320 | } |
| 321 | |
| 322 | /* Clone headers */ |
| 323 | sh = src->hdr.next; |
| 324 | while (sh != &src->hdr) { |
| 325 | pjsip_hdr *dh = (pjsip_hdr*) pjsip_hdr_clone(pool, sh); |
| 326 | pjsip_msg_add_hdr(dst, dh); |
| 327 | sh = sh->next; |
| 328 | } |
| 329 | |
| 330 | /* Clone message body */ |
| 331 | if (src->body) { |
| 332 | dst->body = pjsip_msg_body_clone(pool, src->body); |
| 333 | } |
| 334 | |
| 335 | return dst; |
| 336 | } |
| 337 | |
| 338 | PJ_DEF(void*) pjsip_msg_find_hdr( const pjsip_msg *msg, |
| 339 | pjsip_hdr_e hdr_type, const void *start) |
| 340 | { |
| 341 | const pjsip_hdr *hdr=(const pjsip_hdr*) start, *end=&msg->hdr; |
| 342 | |
| 343 | if (hdr == NULL) { |
| 344 | hdr = msg->hdr.next; |
| 345 | } |
| 346 | for (; hdr!=end; hdr = hdr->next) { |
| 347 | if (hdr->type == hdr_type) |
| 348 | return (void*)hdr; |
| 349 | } |
| 350 | return NULL; |
| 351 | } |
| 352 | |
| 353 | PJ_DEF(void*) pjsip_msg_find_hdr_by_name( const pjsip_msg *msg, |
| 354 | const pj_str_t *name, |
| 355 | const void *start) |
| 356 | { |
| 357 | const pjsip_hdr *hdr=(const pjsip_hdr*)start, *end=&msg->hdr; |
| 358 | |
| 359 | if (hdr == NULL) { |
| 360 | hdr = msg->hdr.next; |
| 361 | } |
| 362 | for (; hdr!=end; hdr = hdr->next) { |
| 363 | if (pj_stricmp(&hdr->name, name) == 0) |
| 364 | return (void*)hdr; |
| 365 | } |
| 366 | return NULL; |
| 367 | } |
| 368 | |
| 369 | PJ_DEF(void*) pjsip_msg_find_hdr_by_names( const pjsip_msg *msg, |
| 370 | const pj_str_t *name, |
| 371 | const pj_str_t *sname, |
| 372 | const void *start) |
| 373 | { |
| 374 | const pjsip_hdr *hdr=(const pjsip_hdr*)start, *end=&msg->hdr; |
| 375 | |
| 376 | if (hdr == NULL) { |
| 377 | hdr = msg->hdr.next; |
| 378 | } |
| 379 | for (; hdr!=end; hdr = hdr->next) { |
| 380 | if (pj_stricmp(&hdr->name, name) == 0) |
| 381 | return (void*)hdr; |
| 382 | if (pj_stricmp(&hdr->name, sname) == 0) |
| 383 | return (void*)hdr; |
| 384 | } |
| 385 | return NULL; |
| 386 | } |
| 387 | |
| 388 | PJ_DEF(void*) pjsip_msg_find_remove_hdr( pjsip_msg *msg, |
| 389 | pjsip_hdr_e hdr_type, void *start) |
| 390 | { |
| 391 | pjsip_hdr *hdr = (pjsip_hdr*) pjsip_msg_find_hdr(msg, hdr_type, start); |
| 392 | if (hdr) { |
| 393 | pj_list_erase(hdr); |
| 394 | } |
| 395 | return hdr; |
| 396 | } |
| 397 | |
| 398 | PJ_DEF(pj_ssize_t) pjsip_msg_print( const pjsip_msg *msg, |
| 399 | char *buf, pj_size_t size) |
| 400 | { |
| 401 | char *p=buf, *end=buf+size; |
| 402 | pj_ssize_t len; |
| 403 | pjsip_hdr *hdr; |
| 404 | pj_str_t clen_hdr = { "Content-Length: ", 16}; |
| 405 | |
| 406 | if (pjsip_use_compact_form) { |
| 407 | clen_hdr.ptr = "l: "; |
| 408 | clen_hdr.slen = 3; |
| 409 | } |
| 410 | |
| 411 | /* Get a wild guess on how many bytes are typically needed. |
| 412 | * We'll check this later in detail, but this serves as a quick check. |
| 413 | */ |
| 414 | if (size < 256) |
| 415 | return -1; |
| 416 | |
| 417 | /* Print request line or status line depending on message type */ |
| 418 | if (msg->type == PJSIP_REQUEST_MSG) { |
| 419 | pjsip_uri *uri; |
| 420 | |
| 421 | /* Add method. */ |
| 422 | len = msg->line.req.method.name.slen; |
| 423 | pj_memcpy(p, msg->line.req.method.name.ptr, len); |
| 424 | p += len; |
| 425 | *p++ = ' '; |
| 426 | |
| 427 | /* Add URI */ |
| 428 | uri = (pjsip_uri*) pjsip_uri_get_uri(msg->line.req.uri); |
| 429 | len = pjsip_uri_print( PJSIP_URI_IN_REQ_URI, uri, p, end-p); |
| 430 | if (len < 1) |
| 431 | return -1; |
| 432 | p += len; |
| 433 | |
| 434 | /* Add ' SIP/2.0' */ |
| 435 | if (end-p < 16) |
| 436 | return -1; |
| 437 | pj_memcpy(p, " SIP/2.0\r\n", 10); |
| 438 | p += 10; |
| 439 | |
| 440 | } else { |
| 441 | |
| 442 | /* Add 'SIP/2.0 ' */ |
| 443 | pj_memcpy(p, "SIP/2.0 ", 8); |
| 444 | p += 8; |
| 445 | |
| 446 | /* Add status code. */ |
| 447 | len = pj_utoa(msg->line.status.code, p); |
| 448 | p += len; |
| 449 | *p++ = ' '; |
| 450 | |
| 451 | /* Add reason text. */ |
| 452 | len = msg->line.status.reason.slen; |
| 453 | pj_memcpy(p, msg->line.status.reason.ptr, len ); |
| 454 | p += len; |
| 455 | |
| 456 | /* Add newline. */ |
| 457 | *p++ = '\r'; |
| 458 | *p++ = '\n'; |
| 459 | } |
| 460 | |
| 461 | /* Print each of the headers. */ |
| 462 | for (hdr=msg->hdr.next; hdr!=&msg->hdr; hdr=hdr->next) { |
| 463 | len = pjsip_hdr_print_on(hdr, p, end-p); |
| 464 | if (len < 0) |
| 465 | return -1; |
| 466 | |
| 467 | if (len > 0) { |
| 468 | p += len; |
| 469 | if (p+3 >= end) |
| 470 | return -1; |
| 471 | |
| 472 | *p++ = '\r'; |
| 473 | *p++ = '\n'; |
| 474 | } |
| 475 | } |
| 476 | |
| 477 | /* Process message body. */ |
| 478 | if (msg->body) { |
| 479 | enum { CLEN_SPACE = 5 }; |
| 480 | char *clen_pos = NULL; |
| 481 | |
| 482 | /* Automaticly adds Content-Type and Content-Length headers, only |
| 483 | * if content_type is set in the message body. |
| 484 | */ |
| 485 | if (msg->body->content_type.type.slen) { |
| 486 | pj_str_t ctype_hdr = { "Content-Type: ", 14}; |
| 487 | const pjsip_media_type *media = &msg->body->content_type; |
| 488 | |
| 489 | if (pjsip_use_compact_form) { |
| 490 | ctype_hdr.ptr = "c: "; |
| 491 | ctype_hdr.slen = 3; |
| 492 | } |
| 493 | |
| 494 | /* Add Content-Type header. */ |
| 495 | if ( (end-p) < 24 + media->type.slen + media->subtype.slen) { |
| 496 | return -1; |
| 497 | } |
| 498 | pj_memcpy(p, ctype_hdr.ptr, ctype_hdr.slen); |
| 499 | p += ctype_hdr.slen; |
| 500 | p += print_media_type(p, (unsigned)(end-p), media); |
| 501 | *p++ = '\r'; |
| 502 | *p++ = '\n'; |
| 503 | |
| 504 | /* Add Content-Length header. */ |
| 505 | if ((end-p) < clen_hdr.slen + 12 + 2) { |
| 506 | return -1; |
| 507 | } |
| 508 | pj_memcpy(p, clen_hdr.ptr, clen_hdr.slen); |
| 509 | p += clen_hdr.slen; |
| 510 | |
| 511 | /* Print blanks after "Content-Length:", this is where we'll put |
| 512 | * the content length value after we know the length of the |
| 513 | * body. |
| 514 | */ |
| 515 | pj_memset(p, ' ', CLEN_SPACE); |
| 516 | clen_pos = p; |
| 517 | p += CLEN_SPACE; |
| 518 | *p++ = '\r'; |
| 519 | *p++ = '\n'; |
| 520 | } |
| 521 | |
| 522 | /* Add blank newline. */ |
| 523 | *p++ = '\r'; |
| 524 | *p++ = '\n'; |
| 525 | |
| 526 | /* Print the message body itself. */ |
| 527 | len = (*msg->body->print_body)(msg->body, p, end-p); |
| 528 | if (len < 0) { |
| 529 | return -1; |
| 530 | } |
| 531 | p += len; |
| 532 | |
| 533 | /* Now that we have the length of the body, print this to the |
| 534 | * Content-Length header. |
| 535 | */ |
| 536 | if (clen_pos) { |
| 537 | char tmp[16]; |
| 538 | len = pj_utoa((unsigned long)len, tmp); |
| 539 | if (len > CLEN_SPACE) len = CLEN_SPACE; |
| 540 | pj_memcpy(clen_pos+CLEN_SPACE-len, tmp, len); |
| 541 | } |
| 542 | |
| 543 | } else { |
| 544 | /* There's no message body. |
| 545 | * Add Content-Length with zero value. |
| 546 | */ |
| 547 | if ((end-p) < clen_hdr.slen+8) { |
| 548 | return -1; |
| 549 | } |
| 550 | pj_memcpy(p, clen_hdr.ptr, clen_hdr.slen); |
| 551 | p += clen_hdr.slen; |
| 552 | *p++ = ' '; |
| 553 | *p++ = '0'; |
| 554 | *p++ = '\r'; |
| 555 | *p++ = '\n'; |
| 556 | *p++ = '\r'; |
| 557 | *p++ = '\n'; |
| 558 | } |
| 559 | |
| 560 | *p = '\0'; |
| 561 | return p-buf; |
| 562 | } |
| 563 | |
| 564 | /////////////////////////////////////////////////////////////////////////////// |
| 565 | PJ_DEF(void*) pjsip_hdr_clone( pj_pool_t *pool, const void *hdr_ptr ) |
| 566 | { |
| 567 | const pjsip_hdr *hdr = (const pjsip_hdr*) hdr_ptr; |
| 568 | return (*hdr->vptr->clone)(pool, hdr_ptr); |
| 569 | } |
| 570 | |
| 571 | |
| 572 | PJ_DEF(void*) pjsip_hdr_shallow_clone( pj_pool_t *pool, const void *hdr_ptr ) |
| 573 | { |
| 574 | const pjsip_hdr *hdr = (const pjsip_hdr*) hdr_ptr; |
| 575 | return (*hdr->vptr->shallow_clone)(pool, hdr_ptr); |
| 576 | } |
| 577 | |
| 578 | PJ_DEF(int) pjsip_hdr_print_on( void *hdr_ptr, char *buf, pj_size_t len) |
| 579 | { |
| 580 | pjsip_hdr *hdr = (pjsip_hdr*) hdr_ptr; |
| 581 | return (*hdr->vptr->print_on)(hdr_ptr, buf, len); |
| 582 | } |
| 583 | |
| 584 | /////////////////////////////////////////////////////////////////////////////// |
| 585 | /* |
| 586 | * Status/Reason Phrase |
| 587 | */ |
| 588 | |
| 589 | PJ_DEF(const pj_str_t*) pjsip_get_status_text(int code) |
| 590 | { |
| 591 | static int is_initialized; |
| 592 | if (is_initialized == 0) { |
| 593 | is_initialized = 1; |
| 594 | init_status_phrase(); |
| 595 | } |
| 596 | |
| 597 | return (code>=100 && |
| 598 | code<(int)(sizeof(status_phrase)/sizeof(status_phrase[0]))) ? |
| 599 | &status_phrase[code] : &status_phrase[0]; |
| 600 | } |
| 601 | |
| 602 | /////////////////////////////////////////////////////////////////////////////// |
| 603 | /* |
| 604 | * Media type |
| 605 | */ |
| 606 | /* |
| 607 | * Init media type. |
| 608 | */ |
| 609 | PJ_DEF(void) pjsip_media_type_init( pjsip_media_type *mt, |
| 610 | pj_str_t *type, |
| 611 | pj_str_t *subtype) |
| 612 | { |
| 613 | pj_bzero(mt, sizeof(*mt)); |
| 614 | pj_list_init(&mt->param); |
| 615 | if (type) |
| 616 | mt->type = *type; |
| 617 | if (subtype) |
| 618 | mt->subtype = *subtype; |
| 619 | } |
| 620 | |
| 621 | PJ_DEF(void) pjsip_media_type_init2( pjsip_media_type *mt, |
| 622 | char *type, |
| 623 | char *subtype) |
| 624 | { |
| 625 | pj_str_t s_type, s_subtype; |
| 626 | |
| 627 | if (type) { |
| 628 | s_type = pj_str(type); |
| 629 | } else { |
| 630 | s_type.ptr = NULL; |
| 631 | s_type.slen = 0; |
| 632 | } |
| 633 | |
| 634 | if (subtype) { |
| 635 | s_subtype = pj_str(subtype); |
| 636 | } else { |
| 637 | s_subtype.ptr = NULL; |
| 638 | s_subtype.slen = 0; |
| 639 | } |
| 640 | |
| 641 | pjsip_media_type_init(mt, &s_type, &s_subtype); |
| 642 | } |
| 643 | |
| 644 | /* |
| 645 | * Compare two media types. |
| 646 | */ |
| 647 | PJ_DEF(int) pjsip_media_type_cmp( const pjsip_media_type *mt1, |
| 648 | const pjsip_media_type *mt2, |
| 649 | pj_bool_t cmp_param) |
| 650 | { |
| 651 | int rc; |
| 652 | |
| 653 | PJ_ASSERT_RETURN(mt1 && mt2, 1); |
| 654 | |
| 655 | rc = pj_stricmp(&mt1->type, &mt2->type); |
| 656 | if (rc) return rc; |
| 657 | |
| 658 | rc = pj_stricmp(&mt1->subtype, &mt2->subtype); |
| 659 | if (rc) return rc; |
| 660 | |
| 661 | if (cmp_param) { |
| 662 | rc = pjsip_param_cmp(&mt1->param, &mt2->param, (cmp_param==1)); |
| 663 | } |
| 664 | |
| 665 | return rc; |
| 666 | } |
| 667 | |
| 668 | PJ_DEF(void) pjsip_media_type_cp( pj_pool_t *pool, |
| 669 | pjsip_media_type *dst, |
| 670 | const pjsip_media_type *src) |
| 671 | { |
| 672 | PJ_ASSERT_ON_FAIL(pool && dst && src, return); |
| 673 | pj_strdup(pool, &dst->type, &src->type); |
| 674 | pj_strdup(pool, &dst->subtype, &src->subtype); |
| 675 | pjsip_param_clone(pool, &dst->param, &src->param); |
| 676 | } |
| 677 | |
| 678 | /////////////////////////////////////////////////////////////////////////////// |
| 679 | /* |
| 680 | * Generic pjsip_hdr_names/hvalue header. |
| 681 | */ |
| 682 | |
| 683 | static int pjsip_generic_string_hdr_print( pjsip_generic_string_hdr *hdr, |
| 684 | char *buf, pj_size_t size); |
| 685 | static pjsip_generic_string_hdr* pjsip_generic_string_hdr_clone( pj_pool_t *pool, |
| 686 | const pjsip_generic_string_hdr *hdr); |
| 687 | static pjsip_generic_string_hdr* pjsip_generic_string_hdr_shallow_clone( pj_pool_t *pool, |
| 688 | const pjsip_generic_string_hdr *hdr ); |
| 689 | |
| 690 | static pjsip_hdr_vptr generic_hdr_vptr = |
| 691 | { |
| 692 | (pjsip_hdr_clone_fptr) &pjsip_generic_string_hdr_clone, |
| 693 | (pjsip_hdr_clone_fptr) &pjsip_generic_string_hdr_shallow_clone, |
| 694 | (pjsip_hdr_print_fptr) &pjsip_generic_string_hdr_print, |
| 695 | }; |
| 696 | |
| 697 | |
| 698 | PJ_DEF(void) pjsip_generic_string_hdr_init2(pjsip_generic_string_hdr *hdr, |
| 699 | pj_str_t *hname, |
| 700 | pj_str_t *hvalue) |
| 701 | { |
| 702 | init_hdr(hdr, PJSIP_H_OTHER, &generic_hdr_vptr); |
| 703 | if (hname) { |
| 704 | hdr->name = *hname; |
| 705 | hdr->sname = *hname; |
| 706 | } |
| 707 | if (hvalue) { |
| 708 | hdr->hvalue = *hvalue; |
| 709 | } else { |
| 710 | hdr->hvalue.ptr = NULL; |
| 711 | hdr->hvalue.slen = 0; |
| 712 | } |
| 713 | } |
| 714 | |
| 715 | |
| 716 | PJ_DEF(pjsip_generic_string_hdr*) pjsip_generic_string_hdr_init(pj_pool_t *pool, |
| 717 | void *mem, |
| 718 | const pj_str_t *hnames, |
| 719 | const pj_str_t *hvalue) |
| 720 | { |
| 721 | pjsip_generic_string_hdr *hdr = (pjsip_generic_string_hdr*) mem; |
| 722 | pj_str_t dup_hname, dup_hval; |
| 723 | |
| 724 | if (hnames) { |
| 725 | pj_strdup(pool, &dup_hname, hnames); |
| 726 | } else { |
| 727 | dup_hname.slen = 0; |
| 728 | } |
| 729 | |
| 730 | if (hvalue) { |
| 731 | pj_strdup(pool, &dup_hval, hvalue); |
| 732 | } else { |
| 733 | dup_hval.slen = 0; |
| 734 | } |
| 735 | |
| 736 | pjsip_generic_string_hdr_init2(hdr, &dup_hname, &dup_hval); |
| 737 | return hdr; |
| 738 | } |
| 739 | |
| 740 | PJ_DEF(pjsip_generic_string_hdr*) pjsip_generic_string_hdr_create(pj_pool_t *pool, |
| 741 | const pj_str_t *hnames, |
| 742 | const pj_str_t *hvalue) |
| 743 | { |
| 744 | void *mem = pj_pool_alloc(pool, sizeof(pjsip_generic_string_hdr)); |
| 745 | return pjsip_generic_string_hdr_init(pool, mem, hnames, hvalue); |
| 746 | } |
| 747 | |
| 748 | static int pjsip_generic_string_hdr_print( pjsip_generic_string_hdr *hdr, |
| 749 | char *buf, pj_size_t size) |
| 750 | { |
| 751 | char *p = buf; |
| 752 | const pj_str_t *hname = pjsip_use_compact_form? &hdr->sname : &hdr->name; |
| 753 | |
| 754 | if ((pj_ssize_t)size < hname->slen + hdr->hvalue.slen + 5) |
| 755 | return -1; |
| 756 | |
| 757 | pj_memcpy(p, hname->ptr, hname->slen); |
| 758 | p += hname->slen; |
| 759 | *p++ = ':'; |
| 760 | *p++ = ' '; |
| 761 | pj_memcpy(p, hdr->hvalue.ptr, hdr->hvalue.slen); |
| 762 | p += hdr->hvalue.slen; |
| 763 | *p = '\0'; |
| 764 | |
| 765 | return (int)(p - buf); |
| 766 | } |
| 767 | |
| 768 | static pjsip_generic_string_hdr* pjsip_generic_string_hdr_clone( pj_pool_t *pool, |
| 769 | const pjsip_generic_string_hdr *rhs) |
| 770 | { |
| 771 | pjsip_generic_string_hdr *hdr; |
| 772 | |
| 773 | hdr = pjsip_generic_string_hdr_create(pool, &rhs->name, &rhs->hvalue); |
| 774 | |
| 775 | hdr->type = rhs->type; |
| 776 | pj_strdup(pool, &hdr->sname, &rhs->sname); |
| 777 | return hdr; |
| 778 | } |
| 779 | |
| 780 | static pjsip_generic_string_hdr* pjsip_generic_string_hdr_shallow_clone( pj_pool_t *pool, |
| 781 | const pjsip_generic_string_hdr *rhs ) |
| 782 | { |
| 783 | pjsip_generic_string_hdr *hdr = PJ_POOL_ALLOC_T(pool, pjsip_generic_string_hdr); |
| 784 | pj_memcpy(hdr, rhs, sizeof(*hdr)); |
| 785 | return hdr; |
| 786 | } |
| 787 | |
| 788 | /////////////////////////////////////////////////////////////////////////////// |
| 789 | /* |
| 790 | * Generic pjsip_hdr_names/integer value header. |
| 791 | */ |
| 792 | |
| 793 | static int pjsip_generic_int_hdr_print( pjsip_generic_int_hdr *hdr, |
| 794 | char *buf, pj_size_t size); |
| 795 | static pjsip_generic_int_hdr* pjsip_generic_int_hdr_clone( pj_pool_t *pool, |
| 796 | const pjsip_generic_int_hdr *hdr); |
| 797 | static pjsip_generic_int_hdr* pjsip_generic_int_hdr_shallow_clone( pj_pool_t *pool, |
| 798 | const pjsip_generic_int_hdr *hdr ); |
| 799 | |
| 800 | static pjsip_hdr_vptr generic_int_hdr_vptr = |
| 801 | { |
| 802 | (pjsip_hdr_clone_fptr) &pjsip_generic_int_hdr_clone, |
| 803 | (pjsip_hdr_clone_fptr) &pjsip_generic_int_hdr_shallow_clone, |
| 804 | (pjsip_hdr_print_fptr) &pjsip_generic_int_hdr_print, |
| 805 | }; |
| 806 | |
| 807 | PJ_DEF(pjsip_generic_int_hdr*) pjsip_generic_int_hdr_init( pj_pool_t *pool, |
| 808 | void *mem, |
| 809 | const pj_str_t *hnames, |
| 810 | int value) |
| 811 | { |
| 812 | pjsip_generic_int_hdr *hdr = (pjsip_generic_int_hdr*) mem; |
| 813 | |
| 814 | init_hdr(hdr, PJSIP_H_OTHER, &generic_int_hdr_vptr); |
| 815 | if (hnames) { |
| 816 | pj_strdup(pool, &hdr->name, hnames); |
| 817 | hdr->sname = hdr->name; |
| 818 | } |
| 819 | hdr->ivalue = value; |
| 820 | return hdr; |
| 821 | } |
| 822 | |
| 823 | PJ_DEF(pjsip_generic_int_hdr*) pjsip_generic_int_hdr_create( pj_pool_t *pool, |
| 824 | const pj_str_t *hnames, |
| 825 | int value) |
| 826 | { |
| 827 | void *mem = pj_pool_alloc(pool, sizeof(pjsip_generic_int_hdr)); |
| 828 | return pjsip_generic_int_hdr_init(pool, mem, hnames, value); |
| 829 | } |
| 830 | |
| 831 | static int pjsip_generic_int_hdr_print( pjsip_generic_int_hdr *hdr, |
| 832 | char *buf, pj_size_t size) |
| 833 | { |
| 834 | char *p = buf; |
| 835 | const pj_str_t *hname = pjsip_use_compact_form? &hdr->sname : &hdr->name; |
| 836 | |
| 837 | if ((pj_ssize_t)size < hname->slen + 15) |
| 838 | return -1; |
| 839 | |
| 840 | pj_memcpy(p, hname->ptr, hname->slen); |
| 841 | p += hname->slen; |
| 842 | *p++ = ':'; |
| 843 | *p++ = ' '; |
| 844 | |
| 845 | p += pj_utoa(hdr->ivalue, p); |
| 846 | |
| 847 | return (int)(p - buf); |
| 848 | } |
| 849 | |
| 850 | static pjsip_generic_int_hdr* pjsip_generic_int_hdr_clone( pj_pool_t *pool, |
| 851 | const pjsip_generic_int_hdr *rhs) |
| 852 | { |
| 853 | pjsip_generic_int_hdr *hdr = PJ_POOL_ALLOC_T(pool, pjsip_generic_int_hdr); |
| 854 | pj_memcpy(hdr, rhs, sizeof(*hdr)); |
| 855 | return hdr; |
| 856 | } |
| 857 | |
| 858 | static pjsip_generic_int_hdr* pjsip_generic_int_hdr_shallow_clone( pj_pool_t *pool, |
| 859 | const pjsip_generic_int_hdr *rhs ) |
| 860 | { |
| 861 | pjsip_generic_int_hdr *hdr = PJ_POOL_ALLOC_T(pool, pjsip_generic_int_hdr); |
| 862 | pj_memcpy(hdr, rhs, sizeof(*hdr)); |
| 863 | return hdr; |
| 864 | } |
| 865 | |
| 866 | /////////////////////////////////////////////////////////////////////////////// |
| 867 | /* |
| 868 | * Generic array header. |
| 869 | */ |
| 870 | static int pjsip_generic_array_hdr_print( pjsip_generic_array_hdr *hdr, char *buf, pj_size_t size); |
| 871 | static pjsip_generic_array_hdr* pjsip_generic_array_hdr_clone( pj_pool_t *pool, |
| 872 | const pjsip_generic_array_hdr *hdr); |
| 873 | static pjsip_generic_array_hdr* pjsip_generic_array_hdr_shallow_clone( pj_pool_t *pool, |
| 874 | const pjsip_generic_array_hdr *hdr); |
| 875 | |
| 876 | static pjsip_hdr_vptr generic_array_hdr_vptr = |
| 877 | { |
| 878 | (pjsip_hdr_clone_fptr) &pjsip_generic_array_hdr_clone, |
| 879 | (pjsip_hdr_clone_fptr) &pjsip_generic_array_hdr_shallow_clone, |
| 880 | (pjsip_hdr_print_fptr) &pjsip_generic_array_hdr_print, |
| 881 | }; |
| 882 | |
| 883 | |
| 884 | PJ_DEF(pjsip_generic_array_hdr*) pjsip_generic_array_hdr_init( pj_pool_t *pool, |
| 885 | void *mem, |
| 886 | const pj_str_t *hnames) |
| 887 | { |
| 888 | pjsip_generic_array_hdr *hdr = (pjsip_generic_array_hdr*) mem; |
| 889 | |
| 890 | init_hdr(hdr, PJSIP_H_OTHER, &generic_array_hdr_vptr); |
| 891 | if (hnames) { |
| 892 | pj_strdup(pool, &hdr->name, hnames); |
| 893 | hdr->sname = hdr->name; |
| 894 | } |
| 895 | hdr->count = 0; |
| 896 | return hdr; |
| 897 | } |
| 898 | |
| 899 | PJ_DEF(pjsip_generic_array_hdr*) pjsip_generic_array_hdr_create( pj_pool_t *pool, |
| 900 | const pj_str_t *hnames) |
| 901 | { |
| 902 | void *mem = pj_pool_alloc(pool, sizeof(pjsip_generic_array_hdr)); |
| 903 | return pjsip_generic_array_hdr_init(pool, mem, hnames); |
| 904 | |
| 905 | } |
| 906 | |
| 907 | static int pjsip_generic_array_hdr_print( pjsip_generic_array_hdr *hdr, |
| 908 | char *buf, pj_size_t size) |
| 909 | { |
| 910 | char *p = buf, *endbuf = buf+size; |
| 911 | const pj_str_t *hname = pjsip_use_compact_form? &hdr->sname : &hdr->name; |
| 912 | |
| 913 | copy_advance(p, (*hname)); |
| 914 | *p++ = ':'; |
| 915 | *p++ = ' '; |
| 916 | |
| 917 | if (hdr->count > 0) { |
| 918 | unsigned i; |
| 919 | int printed; |
| 920 | copy_advance(p, hdr->values[0]); |
| 921 | for (i=1; i<hdr->count; ++i) { |
| 922 | copy_advance_pair(p, ", ", 2, hdr->values[i]); |
| 923 | } |
| 924 | } |
| 925 | |
| 926 | return (int)(p - buf); |
| 927 | } |
| 928 | |
| 929 | static pjsip_generic_array_hdr* pjsip_generic_array_hdr_clone( pj_pool_t *pool, |
| 930 | const pjsip_generic_array_hdr *rhs) |
| 931 | { |
| 932 | unsigned i; |
| 933 | pjsip_generic_array_hdr *hdr = PJ_POOL_ALLOC_T(pool, pjsip_generic_array_hdr); |
| 934 | |
| 935 | pj_memcpy(hdr, rhs, sizeof(*hdr)); |
| 936 | for (i=0; i<rhs->count; ++i) { |
| 937 | pj_strdup(pool, &hdr->values[i], &rhs->values[i]); |
| 938 | } |
| 939 | |
| 940 | return hdr; |
| 941 | } |
| 942 | |
| 943 | |
| 944 | static pjsip_generic_array_hdr* pjsip_generic_array_hdr_shallow_clone( pj_pool_t *pool, |
| 945 | const pjsip_generic_array_hdr *rhs) |
| 946 | { |
| 947 | pjsip_generic_array_hdr *hdr = PJ_POOL_ALLOC_T(pool, pjsip_generic_array_hdr); |
| 948 | pj_memcpy(hdr, rhs, sizeof(*hdr)); |
| 949 | return hdr; |
| 950 | } |
| 951 | |
| 952 | /////////////////////////////////////////////////////////////////////////////// |
| 953 | /* |
| 954 | * Accept header. |
| 955 | */ |
| 956 | PJ_DEF(pjsip_accept_hdr*) pjsip_accept_hdr_init( pj_pool_t *pool, |
| 957 | void *mem ) |
| 958 | { |
| 959 | pjsip_accept_hdr *hdr = (pjsip_accept_hdr*) mem; |
| 960 | |
| 961 | PJ_UNUSED_ARG(pool); |
| 962 | |
| 963 | init_hdr(hdr, PJSIP_H_ACCEPT, &generic_array_hdr_vptr); |
| 964 | hdr->count = 0; |
| 965 | return hdr; |
| 966 | } |
| 967 | |
| 968 | PJ_DEF(pjsip_accept_hdr*) pjsip_accept_hdr_create(pj_pool_t *pool) |
| 969 | { |
| 970 | void *mem = pj_pool_alloc(pool, sizeof(pjsip_accept_hdr)); |
| 971 | return pjsip_accept_hdr_init(pool, mem); |
| 972 | } |
| 973 | |
| 974 | |
| 975 | /////////////////////////////////////////////////////////////////////////////// |
| 976 | /* |
| 977 | * Allow header. |
| 978 | */ |
| 979 | |
| 980 | PJ_DEF(pjsip_allow_hdr*) pjsip_allow_hdr_init( pj_pool_t *pool, |
| 981 | void *mem ) |
| 982 | { |
| 983 | pjsip_allow_hdr *hdr = (pjsip_allow_hdr*) mem; |
| 984 | |
| 985 | PJ_UNUSED_ARG(pool); |
| 986 | |
| 987 | init_hdr(hdr, PJSIP_H_ALLOW, &generic_array_hdr_vptr); |
| 988 | hdr->count = 0; |
| 989 | return hdr; |
| 990 | } |
| 991 | |
| 992 | PJ_DEF(pjsip_allow_hdr*) pjsip_allow_hdr_create(pj_pool_t *pool) |
| 993 | { |
| 994 | void *mem = pj_pool_alloc(pool, sizeof(pjsip_allow_hdr)); |
| 995 | return pjsip_allow_hdr_init(pool, mem); |
| 996 | } |
| 997 | |
| 998 | /////////////////////////////////////////////////////////////////////////////// |
| 999 | /* |
| 1000 | * Call-ID header. |
| 1001 | */ |
| 1002 | |
| 1003 | PJ_DEF(pjsip_cid_hdr*) pjsip_cid_hdr_init( pj_pool_t *pool, |
| 1004 | void *mem ) |
| 1005 | { |
| 1006 | pjsip_cid_hdr *hdr = (pjsip_cid_hdr*) mem; |
| 1007 | |
| 1008 | PJ_UNUSED_ARG(pool); |
| 1009 | |
| 1010 | init_hdr(hdr, PJSIP_H_CALL_ID, &generic_hdr_vptr); |
| 1011 | return hdr; |
| 1012 | |
| 1013 | } |
| 1014 | |
| 1015 | PJ_DEF(pjsip_cid_hdr*) pjsip_cid_hdr_create( pj_pool_t *pool ) |
| 1016 | { |
| 1017 | void *mem = pj_pool_alloc(pool, sizeof(pjsip_cid_hdr)); |
| 1018 | return pjsip_cid_hdr_init(pool, mem); |
| 1019 | } |
| 1020 | |
| 1021 | |
| 1022 | /////////////////////////////////////////////////////////////////////////////// |
| 1023 | /* |
| 1024 | * Content-Length header. |
| 1025 | */ |
| 1026 | static int pjsip_clen_hdr_print( pjsip_clen_hdr *hdr, char *buf, pj_size_t size); |
| 1027 | static pjsip_clen_hdr* pjsip_clen_hdr_clone( pj_pool_t *pool, const pjsip_clen_hdr *hdr); |
| 1028 | #define pjsip_clen_hdr_shallow_clone pjsip_clen_hdr_clone |
| 1029 | |
| 1030 | static pjsip_hdr_vptr clen_hdr_vptr = |
| 1031 | { |
| 1032 | (pjsip_hdr_clone_fptr) &pjsip_clen_hdr_clone, |
| 1033 | (pjsip_hdr_clone_fptr) &pjsip_clen_hdr_shallow_clone, |
| 1034 | (pjsip_hdr_print_fptr) &pjsip_clen_hdr_print, |
| 1035 | }; |
| 1036 | |
| 1037 | PJ_DEF(pjsip_clen_hdr*) pjsip_clen_hdr_init( pj_pool_t *pool, |
| 1038 | void *mem ) |
| 1039 | { |
| 1040 | pjsip_clen_hdr *hdr = (pjsip_clen_hdr*) mem; |
| 1041 | |
| 1042 | PJ_UNUSED_ARG(pool); |
| 1043 | |
| 1044 | init_hdr(hdr, PJSIP_H_CONTENT_LENGTH, &clen_hdr_vptr); |
| 1045 | hdr->len = 0; |
| 1046 | return hdr; |
| 1047 | } |
| 1048 | |
| 1049 | PJ_DEF(pjsip_clen_hdr*) pjsip_clen_hdr_create( pj_pool_t *pool ) |
| 1050 | { |
| 1051 | void *mem = pj_pool_alloc(pool, sizeof(pjsip_clen_hdr)); |
| 1052 | return pjsip_clen_hdr_init(pool, mem); |
| 1053 | } |
| 1054 | |
| 1055 | static int pjsip_clen_hdr_print( pjsip_clen_hdr *hdr, |
| 1056 | char *buf, pj_size_t size) |
| 1057 | { |
| 1058 | char *p = buf; |
| 1059 | int len; |
| 1060 | const pj_str_t *hname = pjsip_use_compact_form? &hdr->sname : &hdr->name; |
| 1061 | |
| 1062 | if ((pj_ssize_t)size < hname->slen + 14) |
| 1063 | return -1; |
| 1064 | |
| 1065 | pj_memcpy(p, hname->ptr, hname->slen); |
| 1066 | p += hname->slen; |
| 1067 | *p++ = ':'; |
| 1068 | *p++ = ' '; |
| 1069 | |
| 1070 | len = pj_utoa(hdr->len, p); |
| 1071 | p += len; |
| 1072 | *p = '\0'; |
| 1073 | |
| 1074 | return (int)(p-buf); |
| 1075 | } |
| 1076 | |
| 1077 | static pjsip_clen_hdr* pjsip_clen_hdr_clone( pj_pool_t *pool, const pjsip_clen_hdr *rhs) |
| 1078 | { |
| 1079 | pjsip_clen_hdr *hdr = pjsip_clen_hdr_create(pool); |
| 1080 | hdr->len = rhs->len; |
| 1081 | return hdr; |
| 1082 | } |
| 1083 | |
| 1084 | |
| 1085 | /////////////////////////////////////////////////////////////////////////////// |
| 1086 | /* |
| 1087 | * CSeq header. |
| 1088 | */ |
| 1089 | static int pjsip_cseq_hdr_print( pjsip_cseq_hdr *hdr, char *buf, pj_size_t size); |
| 1090 | static pjsip_cseq_hdr* pjsip_cseq_hdr_clone( pj_pool_t *pool, const pjsip_cseq_hdr *hdr); |
| 1091 | static pjsip_cseq_hdr* pjsip_cseq_hdr_shallow_clone( pj_pool_t *pool, const pjsip_cseq_hdr *hdr ); |
| 1092 | |
| 1093 | static pjsip_hdr_vptr cseq_hdr_vptr = |
| 1094 | { |
| 1095 | (pjsip_hdr_clone_fptr) &pjsip_cseq_hdr_clone, |
| 1096 | (pjsip_hdr_clone_fptr) &pjsip_cseq_hdr_shallow_clone, |
| 1097 | (pjsip_hdr_print_fptr) &pjsip_cseq_hdr_print, |
| 1098 | }; |
| 1099 | |
| 1100 | PJ_DEF(pjsip_cseq_hdr*) pjsip_cseq_hdr_init( pj_pool_t *pool, |
| 1101 | void *mem ) |
| 1102 | { |
| 1103 | pjsip_cseq_hdr *hdr = (pjsip_cseq_hdr*) mem; |
| 1104 | |
| 1105 | PJ_UNUSED_ARG(pool); |
| 1106 | |
| 1107 | init_hdr(hdr, PJSIP_H_CSEQ, &cseq_hdr_vptr); |
| 1108 | hdr->cseq = 0; |
| 1109 | hdr->method.id = PJSIP_OTHER_METHOD; |
| 1110 | hdr->method.name.ptr = NULL; |
| 1111 | hdr->method.name.slen = 0; |
| 1112 | return hdr; |
| 1113 | } |
| 1114 | |
| 1115 | PJ_DEF(pjsip_cseq_hdr*) pjsip_cseq_hdr_create( pj_pool_t *pool ) |
| 1116 | { |
| 1117 | void *mem = pj_pool_alloc(pool, sizeof(pjsip_cseq_hdr)); |
| 1118 | return pjsip_cseq_hdr_init(pool, mem); |
| 1119 | } |
| 1120 | |
| 1121 | static int pjsip_cseq_hdr_print( pjsip_cseq_hdr *hdr, char *buf, pj_size_t size) |
| 1122 | { |
| 1123 | char *p = buf; |
| 1124 | int len; |
| 1125 | /* CSeq doesn't have compact form */ |
| 1126 | |
| 1127 | if ((pj_ssize_t)size < hdr->name.slen + hdr->method.name.slen + 15) |
| 1128 | return -1; |
| 1129 | |
| 1130 | pj_memcpy(p, hdr->name.ptr, hdr->name.slen); |
| 1131 | p += hdr->name.slen; |
| 1132 | *p++ = ':'; |
| 1133 | *p++ = ' '; |
| 1134 | |
| 1135 | len = pj_utoa(hdr->cseq, p); |
| 1136 | p += len; |
| 1137 | *p++ = ' '; |
| 1138 | |
| 1139 | pj_memcpy(p, hdr->method.name.ptr, hdr->method.name.slen); |
| 1140 | p += hdr->method.name.slen; |
| 1141 | |
| 1142 | *p = '\0'; |
| 1143 | |
| 1144 | return (int)(p-buf); |
| 1145 | } |
| 1146 | |
| 1147 | static pjsip_cseq_hdr* pjsip_cseq_hdr_clone( pj_pool_t *pool, |
| 1148 | const pjsip_cseq_hdr *rhs) |
| 1149 | { |
| 1150 | pjsip_cseq_hdr *hdr = pjsip_cseq_hdr_create(pool); |
| 1151 | hdr->cseq = rhs->cseq; |
| 1152 | pjsip_method_copy(pool, &hdr->method, &rhs->method); |
| 1153 | return hdr; |
| 1154 | } |
| 1155 | |
| 1156 | static pjsip_cseq_hdr* pjsip_cseq_hdr_shallow_clone( pj_pool_t *pool, |
| 1157 | const pjsip_cseq_hdr *rhs ) |
| 1158 | { |
| 1159 | pjsip_cseq_hdr *hdr = PJ_POOL_ALLOC_T(pool, pjsip_cseq_hdr); |
| 1160 | pj_memcpy(hdr, rhs, sizeof(*hdr)); |
| 1161 | return hdr; |
| 1162 | } |
| 1163 | |
| 1164 | |
| 1165 | /////////////////////////////////////////////////////////////////////////////// |
| 1166 | /* |
| 1167 | * Contact header. |
| 1168 | */ |
| 1169 | static int pjsip_contact_hdr_print( pjsip_contact_hdr *hdr, char *buf, pj_size_t size); |
| 1170 | static pjsip_contact_hdr* pjsip_contact_hdr_clone( pj_pool_t *pool, const pjsip_contact_hdr *hdr); |
| 1171 | static pjsip_contact_hdr* pjsip_contact_hdr_shallow_clone( pj_pool_t *pool, const pjsip_contact_hdr *); |
| 1172 | |
| 1173 | static pjsip_hdr_vptr contact_hdr_vptr = |
| 1174 | { |
| 1175 | (pjsip_hdr_clone_fptr) &pjsip_contact_hdr_clone, |
| 1176 | (pjsip_hdr_clone_fptr) &pjsip_contact_hdr_shallow_clone, |
| 1177 | (pjsip_hdr_print_fptr) &pjsip_contact_hdr_print, |
| 1178 | }; |
| 1179 | |
| 1180 | PJ_DEF(pjsip_contact_hdr*) pjsip_contact_hdr_init( pj_pool_t *pool, |
| 1181 | void *mem ) |
| 1182 | { |
| 1183 | pjsip_contact_hdr *hdr = (pjsip_contact_hdr*) mem; |
| 1184 | |
| 1185 | PJ_UNUSED_ARG(pool); |
| 1186 | |
| 1187 | pj_bzero(mem, sizeof(pjsip_contact_hdr)); |
| 1188 | init_hdr(hdr, PJSIP_H_CONTACT, &contact_hdr_vptr); |
| 1189 | hdr->expires = -1; |
| 1190 | pj_list_init(&hdr->other_param); |
| 1191 | return hdr; |
| 1192 | } |
| 1193 | |
| 1194 | PJ_DEF(pjsip_contact_hdr*) pjsip_contact_hdr_create( pj_pool_t *pool ) |
| 1195 | { |
| 1196 | void *mem = pj_pool_alloc(pool, sizeof(pjsip_contact_hdr)); |
| 1197 | return pjsip_contact_hdr_init(pool, mem); |
| 1198 | } |
| 1199 | |
| 1200 | static int pjsip_contact_hdr_print( pjsip_contact_hdr *hdr, char *buf, |
| 1201 | pj_size_t size) |
| 1202 | { |
| 1203 | const pj_str_t *hname = pjsip_use_compact_form? &hdr->sname : &hdr->name; |
| 1204 | const pjsip_parser_const_t *pc = pjsip_parser_const(); |
| 1205 | |
| 1206 | if (hdr->star) { |
| 1207 | char *p = buf; |
| 1208 | if ((pj_ssize_t)size < hname->slen + 6) |
| 1209 | return -1; |
| 1210 | pj_memcpy(p, hname->ptr, hname->slen); |
| 1211 | p += hname->slen; |
| 1212 | *p++ = ':'; |
| 1213 | *p++ = ' '; |
| 1214 | *p++ = '*'; |
| 1215 | return (int)(p - buf); |
| 1216 | |
| 1217 | } else { |
| 1218 | int printed; |
| 1219 | char *startbuf = buf; |
| 1220 | char *endbuf = buf + size; |
| 1221 | |
| 1222 | copy_advance(buf, (*hname)); |
| 1223 | *buf++ = ':'; |
| 1224 | *buf++ = ' '; |
| 1225 | |
| 1226 | printed = pjsip_uri_print(PJSIP_URI_IN_CONTACT_HDR, hdr->uri, |
| 1227 | buf, endbuf-buf); |
| 1228 | if (printed < 1) |
| 1229 | return -1; |
| 1230 | |
| 1231 | buf += printed; |
| 1232 | |
| 1233 | if (hdr->q1000) { |
| 1234 | unsigned frac; |
| 1235 | |
| 1236 | if (buf+19 >= endbuf) |
| 1237 | return -1; |
| 1238 | |
| 1239 | /* |
| 1240 | printed = sprintf(buf, ";q=%u.%03u", |
| 1241 | hdr->q1000/1000, hdr->q1000 % 1000); |
| 1242 | */ |
| 1243 | pj_memcpy(buf, ";q=", 3); |
| 1244 | printed = pj_utoa(hdr->q1000/1000, buf+3); |
| 1245 | buf += printed + 3; |
| 1246 | frac = hdr->q1000 % 1000; |
| 1247 | if (frac != 0) { |
| 1248 | *buf++ = '.'; |
| 1249 | if ((frac % 100)==0) frac /= 100; |
| 1250 | if ((frac % 10)==0) frac /= 10; |
| 1251 | printed = pj_utoa(frac, buf); |
| 1252 | buf += printed; |
| 1253 | } |
| 1254 | } |
| 1255 | |
| 1256 | if (hdr->expires >= 0) { |
| 1257 | if (buf+23 >= endbuf) |
| 1258 | return -1; |
| 1259 | |
| 1260 | pj_memcpy(buf, ";expires=", 9); |
| 1261 | printed = pj_utoa(hdr->expires, buf+9); |
| 1262 | buf += printed + 9; |
| 1263 | } |
| 1264 | |
| 1265 | printed = (int)pjsip_param_print_on(&hdr->other_param, buf, endbuf-buf, |
| 1266 | &pc->pjsip_TOKEN_SPEC, |
| 1267 | &pc->pjsip_TOKEN_SPEC, |
| 1268 | ';'); |
| 1269 | if (printed < 0) |
| 1270 | return printed; |
| 1271 | buf += printed; |
| 1272 | |
| 1273 | return (int)(buf-startbuf); |
| 1274 | } |
| 1275 | } |
| 1276 | |
| 1277 | static pjsip_contact_hdr* pjsip_contact_hdr_clone(pj_pool_t *pool, |
| 1278 | const pjsip_contact_hdr *rhs) |
| 1279 | { |
| 1280 | pjsip_contact_hdr *hdr = pjsip_contact_hdr_create(pool); |
| 1281 | |
| 1282 | hdr->star = rhs->star; |
| 1283 | if (hdr->star) |
| 1284 | return hdr; |
| 1285 | |
| 1286 | hdr->uri = (pjsip_uri*) pjsip_uri_clone(pool, rhs->uri); |
| 1287 | hdr->q1000 = rhs->q1000; |
| 1288 | hdr->expires = rhs->expires; |
| 1289 | pjsip_param_clone(pool, &hdr->other_param, &rhs->other_param); |
| 1290 | return hdr; |
| 1291 | } |
| 1292 | |
| 1293 | static pjsip_contact_hdr* |
| 1294 | pjsip_contact_hdr_shallow_clone( pj_pool_t *pool, |
| 1295 | const pjsip_contact_hdr *rhs) |
| 1296 | { |
| 1297 | pjsip_contact_hdr *hdr = PJ_POOL_ALLOC_T(pool, pjsip_contact_hdr); |
| 1298 | pj_memcpy(hdr, rhs, sizeof(*hdr)); |
| 1299 | pjsip_param_shallow_clone(pool, &hdr->other_param, &rhs->other_param); |
| 1300 | return hdr; |
| 1301 | } |
| 1302 | |
| 1303 | /////////////////////////////////////////////////////////////////////////////// |
| 1304 | /* |
| 1305 | * Content-Type header.. |
| 1306 | */ |
| 1307 | static int pjsip_ctype_hdr_print( pjsip_ctype_hdr *hdr, char *buf, |
| 1308 | pj_size_t size); |
| 1309 | static pjsip_ctype_hdr* pjsip_ctype_hdr_clone(pj_pool_t *pool, |
| 1310 | const pjsip_ctype_hdr *hdr); |
| 1311 | #define pjsip_ctype_hdr_shallow_clone pjsip_ctype_hdr_clone |
| 1312 | |
| 1313 | static pjsip_hdr_vptr ctype_hdr_vptr = |
| 1314 | { |
| 1315 | (pjsip_hdr_clone_fptr) &pjsip_ctype_hdr_clone, |
| 1316 | (pjsip_hdr_clone_fptr) &pjsip_ctype_hdr_shallow_clone, |
| 1317 | (pjsip_hdr_print_fptr) &pjsip_ctype_hdr_print, |
| 1318 | }; |
| 1319 | |
| 1320 | PJ_DEF(pjsip_ctype_hdr*) pjsip_ctype_hdr_init( pj_pool_t *pool, |
| 1321 | void *mem ) |
| 1322 | { |
| 1323 | pjsip_ctype_hdr *hdr = (pjsip_ctype_hdr*) mem; |
| 1324 | |
| 1325 | PJ_UNUSED_ARG(pool); |
| 1326 | |
| 1327 | pj_bzero(mem, sizeof(pjsip_ctype_hdr)); |
| 1328 | init_hdr(hdr, PJSIP_H_CONTENT_TYPE, &ctype_hdr_vptr); |
| 1329 | pj_list_init(&hdr->media.param); |
| 1330 | return hdr; |
| 1331 | |
| 1332 | } |
| 1333 | |
| 1334 | PJ_DEF(pjsip_ctype_hdr*) pjsip_ctype_hdr_create( pj_pool_t *pool ) |
| 1335 | { |
| 1336 | void *mem = pj_pool_alloc(pool, sizeof(pjsip_ctype_hdr)); |
| 1337 | return pjsip_ctype_hdr_init(pool, mem); |
| 1338 | } |
| 1339 | |
| 1340 | static int print_media_type(char *buf, unsigned len, |
| 1341 | const pjsip_media_type *media) |
| 1342 | { |
| 1343 | char *p = buf; |
| 1344 | pj_ssize_t printed; |
| 1345 | const pjsip_parser_const_t *pc; |
| 1346 | |
| 1347 | pj_memcpy(p, media->type.ptr, media->type.slen); |
| 1348 | p += media->type.slen; |
| 1349 | *p++ = '/'; |
| 1350 | pj_memcpy(p, media->subtype.ptr, media->subtype.slen); |
| 1351 | p += media->subtype.slen; |
| 1352 | |
| 1353 | pc = pjsip_parser_const(); |
| 1354 | printed = pjsip_param_print_on(&media->param, p, buf+len-p, |
| 1355 | &pc->pjsip_TOKEN_SPEC, |
| 1356 | &pc->pjsip_TOKEN_SPEC, ';'); |
| 1357 | if (printed < 0) |
| 1358 | return -1; |
| 1359 | |
| 1360 | p += printed; |
| 1361 | |
| 1362 | return (int)(p-buf); |
| 1363 | } |
| 1364 | |
| 1365 | |
| 1366 | PJ_DEF(int) pjsip_media_type_print(char *buf, unsigned len, |
| 1367 | const pjsip_media_type *media) |
| 1368 | { |
| 1369 | return print_media_type(buf, len, media); |
| 1370 | } |
| 1371 | |
| 1372 | static int pjsip_ctype_hdr_print( pjsip_ctype_hdr *hdr, |
| 1373 | char *buf, pj_size_t size) |
| 1374 | { |
| 1375 | char *p = buf; |
| 1376 | int len; |
| 1377 | const pj_str_t *hname = pjsip_use_compact_form? &hdr->sname : &hdr->name; |
| 1378 | |
| 1379 | if ((pj_ssize_t)size < hname->slen + |
| 1380 | hdr->media.type.slen + hdr->media.subtype.slen + 8) |
| 1381 | { |
| 1382 | return -1; |
| 1383 | } |
| 1384 | |
| 1385 | pj_memcpy(p, hname->ptr, hname->slen); |
| 1386 | p += hname->slen; |
| 1387 | *p++ = ':'; |
| 1388 | *p++ = ' '; |
| 1389 | |
| 1390 | len = print_media_type(p, (unsigned)(buf+size-p), &hdr->media); |
| 1391 | p += len; |
| 1392 | |
| 1393 | *p = '\0'; |
| 1394 | return (int)(p-buf); |
| 1395 | } |
| 1396 | |
| 1397 | static pjsip_ctype_hdr* pjsip_ctype_hdr_clone( pj_pool_t *pool, |
| 1398 | const pjsip_ctype_hdr *rhs) |
| 1399 | { |
| 1400 | pjsip_ctype_hdr *hdr = pjsip_ctype_hdr_create(pool); |
| 1401 | pj_strdup(pool, &hdr->media.type, &rhs->media.type); |
| 1402 | pj_strdup(pool, &hdr->media.subtype, &rhs->media.subtype); |
| 1403 | pjsip_param_clone(pool, &hdr->media.param, &rhs->media.param); |
| 1404 | return hdr; |
| 1405 | } |
| 1406 | |
| 1407 | |
| 1408 | /////////////////////////////////////////////////////////////////////////////// |
| 1409 | /* |
| 1410 | * Expires header. |
| 1411 | */ |
| 1412 | PJ_DEF(pjsip_expires_hdr*) pjsip_expires_hdr_init( pj_pool_t *pool, |
| 1413 | void *mem, |
| 1414 | int value) |
| 1415 | { |
| 1416 | pjsip_expires_hdr *hdr = (pjsip_expires_hdr*) mem; |
| 1417 | |
| 1418 | PJ_UNUSED_ARG(pool); |
| 1419 | |
| 1420 | init_hdr(hdr, PJSIP_H_EXPIRES, &generic_int_hdr_vptr); |
| 1421 | hdr->ivalue = value; |
| 1422 | return hdr; |
| 1423 | |
| 1424 | } |
| 1425 | |
| 1426 | PJ_DEF(pjsip_expires_hdr*) pjsip_expires_hdr_create( pj_pool_t *pool, |
| 1427 | int value ) |
| 1428 | { |
| 1429 | void *mem = pj_pool_alloc(pool, sizeof(pjsip_expires_hdr)); |
| 1430 | return pjsip_expires_hdr_init(pool, mem, value); |
| 1431 | } |
| 1432 | |
| 1433 | /////////////////////////////////////////////////////////////////////////////// |
| 1434 | /* |
| 1435 | * To or From header. |
| 1436 | */ |
| 1437 | static int pjsip_fromto_hdr_print( pjsip_fromto_hdr *hdr, |
| 1438 | char *buf, pj_size_t size); |
| 1439 | static pjsip_fromto_hdr* pjsip_fromto_hdr_clone( pj_pool_t *pool, |
| 1440 | const pjsip_fromto_hdr *hdr); |
| 1441 | static pjsip_fromto_hdr* pjsip_fromto_hdr_shallow_clone( pj_pool_t *pool, |
| 1442 | const pjsip_fromto_hdr *hdr); |
| 1443 | |
| 1444 | |
| 1445 | static pjsip_hdr_vptr fromto_hdr_vptr = |
| 1446 | { |
| 1447 | (pjsip_hdr_clone_fptr) &pjsip_fromto_hdr_clone, |
| 1448 | (pjsip_hdr_clone_fptr) &pjsip_fromto_hdr_shallow_clone, |
| 1449 | (pjsip_hdr_print_fptr) &pjsip_fromto_hdr_print, |
| 1450 | }; |
| 1451 | |
| 1452 | PJ_DEF(pjsip_from_hdr*) pjsip_from_hdr_init( pj_pool_t *pool, |
| 1453 | void *mem ) |
| 1454 | { |
| 1455 | pjsip_from_hdr *hdr = (pjsip_from_hdr*) mem; |
| 1456 | |
| 1457 | PJ_UNUSED_ARG(pool); |
| 1458 | |
| 1459 | pj_bzero(mem, sizeof(pjsip_from_hdr)); |
| 1460 | init_hdr(hdr, PJSIP_H_FROM, &fromto_hdr_vptr); |
| 1461 | pj_list_init(&hdr->other_param); |
| 1462 | return hdr; |
| 1463 | } |
| 1464 | |
| 1465 | PJ_DEF(pjsip_from_hdr*) pjsip_from_hdr_create( pj_pool_t *pool ) |
| 1466 | { |
| 1467 | void *mem = pj_pool_alloc(pool, sizeof(pjsip_from_hdr)); |
| 1468 | return pjsip_from_hdr_init(pool, mem); |
| 1469 | } |
| 1470 | |
| 1471 | PJ_DEF(pjsip_to_hdr*) pjsip_to_hdr_init( pj_pool_t *pool, |
| 1472 | void *mem ) |
| 1473 | { |
| 1474 | pjsip_to_hdr *hdr = (pjsip_to_hdr*) mem; |
| 1475 | |
| 1476 | PJ_UNUSED_ARG(pool); |
| 1477 | |
| 1478 | pj_bzero(mem, sizeof(pjsip_to_hdr)); |
| 1479 | init_hdr(hdr, PJSIP_H_TO, &fromto_hdr_vptr); |
| 1480 | pj_list_init(&hdr->other_param); |
| 1481 | return hdr; |
| 1482 | |
| 1483 | } |
| 1484 | |
| 1485 | PJ_DEF(pjsip_to_hdr*) pjsip_to_hdr_create( pj_pool_t *pool ) |
| 1486 | { |
| 1487 | void *mem = pj_pool_alloc(pool, sizeof(pjsip_to_hdr)); |
| 1488 | return pjsip_to_hdr_init(pool, mem); |
| 1489 | } |
| 1490 | |
| 1491 | PJ_DEF(pjsip_from_hdr*) pjsip_fromto_hdr_set_from( pjsip_fromto_hdr *hdr ) |
| 1492 | { |
| 1493 | hdr->type = PJSIP_H_FROM; |
| 1494 | hdr->name.ptr = pjsip_hdr_names[PJSIP_H_FROM].name; |
| 1495 | hdr->name.slen = pjsip_hdr_names[PJSIP_H_FROM].name_len; |
| 1496 | hdr->sname.ptr = pjsip_hdr_names[PJSIP_H_FROM].sname; |
| 1497 | hdr->sname.slen = 1; |
| 1498 | return hdr; |
| 1499 | } |
| 1500 | |
| 1501 | PJ_DEF(pjsip_to_hdr*) pjsip_fromto_hdr_set_to( pjsip_fromto_hdr *hdr ) |
| 1502 | { |
| 1503 | hdr->type = PJSIP_H_TO; |
| 1504 | hdr->name.ptr = pjsip_hdr_names[PJSIP_H_TO].name; |
| 1505 | hdr->name.slen = pjsip_hdr_names[PJSIP_H_TO].name_len; |
| 1506 | hdr->sname.ptr = pjsip_hdr_names[PJSIP_H_TO].sname; |
| 1507 | hdr->sname.slen = 1; |
| 1508 | return hdr; |
| 1509 | } |
| 1510 | |
| 1511 | static int pjsip_fromto_hdr_print( pjsip_fromto_hdr *hdr, |
| 1512 | char *buf, pj_size_t size) |
| 1513 | { |
| 1514 | pj_ssize_t printed; |
| 1515 | char *startbuf = buf; |
| 1516 | char *endbuf = buf + size; |
| 1517 | const pj_str_t *hname = pjsip_use_compact_form? &hdr->sname : &hdr->name; |
| 1518 | const pjsip_parser_const_t *pc = pjsip_parser_const(); |
| 1519 | |
| 1520 | copy_advance(buf, (*hname)); |
| 1521 | *buf++ = ':'; |
| 1522 | *buf++ = ' '; |
| 1523 | |
| 1524 | printed = pjsip_uri_print(PJSIP_URI_IN_FROMTO_HDR, hdr->uri, |
| 1525 | buf, endbuf-buf); |
| 1526 | if (printed < 1) |
| 1527 | return -1; |
| 1528 | |
| 1529 | buf += printed; |
| 1530 | |
| 1531 | copy_advance_pair_escape(buf, ";tag=", 5, hdr->tag, |
| 1532 | pc->pjsip_TOKEN_SPEC); |
| 1533 | |
| 1534 | printed = pjsip_param_print_on(&hdr->other_param, buf, endbuf-buf, |
| 1535 | &pc->pjsip_TOKEN_SPEC, |
| 1536 | &pc->pjsip_TOKEN_SPEC, ';'); |
| 1537 | if (printed < 0) |
| 1538 | return -1; |
| 1539 | buf += printed; |
| 1540 | |
| 1541 | return (int)(buf-startbuf); |
| 1542 | } |
| 1543 | |
| 1544 | static pjsip_fromto_hdr* pjsip_fromto_hdr_clone( pj_pool_t *pool, |
| 1545 | const pjsip_fromto_hdr *rhs) |
| 1546 | { |
| 1547 | pjsip_fromto_hdr *hdr = pjsip_from_hdr_create(pool); |
| 1548 | |
| 1549 | hdr->type = rhs->type; |
| 1550 | hdr->name = rhs->name; |
| 1551 | hdr->sname = rhs->sname; |
| 1552 | hdr->uri = (pjsip_uri*) pjsip_uri_clone(pool, rhs->uri); |
| 1553 | pj_strdup( pool, &hdr->tag, &rhs->tag); |
| 1554 | pjsip_param_clone( pool, &hdr->other_param, &rhs->other_param); |
| 1555 | |
| 1556 | return hdr; |
| 1557 | } |
| 1558 | |
| 1559 | static pjsip_fromto_hdr* |
| 1560 | pjsip_fromto_hdr_shallow_clone( pj_pool_t *pool, |
| 1561 | const pjsip_fromto_hdr *rhs) |
| 1562 | { |
| 1563 | pjsip_fromto_hdr *hdr = PJ_POOL_ALLOC_T(pool, pjsip_fromto_hdr); |
| 1564 | pj_memcpy(hdr, rhs, sizeof(*hdr)); |
| 1565 | pjsip_param_shallow_clone( pool, &hdr->other_param, &rhs->other_param); |
| 1566 | return hdr; |
| 1567 | } |
| 1568 | |
| 1569 | |
| 1570 | /////////////////////////////////////////////////////////////////////////////// |
| 1571 | /* |
| 1572 | * Max-Forwards header. |
| 1573 | */ |
| 1574 | PJ_DEF(pjsip_max_fwd_hdr*) pjsip_max_fwd_hdr_init( pj_pool_t *pool, |
| 1575 | void *mem, |
| 1576 | int value) |
| 1577 | { |
| 1578 | pjsip_max_fwd_hdr *hdr = (pjsip_max_fwd_hdr*) mem; |
| 1579 | |
| 1580 | PJ_UNUSED_ARG(pool); |
| 1581 | |
| 1582 | init_hdr(hdr, PJSIP_H_MAX_FORWARDS, &generic_int_hdr_vptr); |
| 1583 | hdr->ivalue = value; |
| 1584 | return hdr; |
| 1585 | |
| 1586 | } |
| 1587 | |
| 1588 | PJ_DEF(pjsip_max_fwd_hdr*) pjsip_max_fwd_hdr_create(pj_pool_t *pool, |
| 1589 | int value) |
| 1590 | { |
| 1591 | void *mem = pj_pool_alloc(pool, sizeof(pjsip_max_fwd_hdr)); |
| 1592 | return pjsip_max_fwd_hdr_init(pool, mem, value); |
| 1593 | } |
| 1594 | |
| 1595 | |
| 1596 | /////////////////////////////////////////////////////////////////////////////// |
| 1597 | /* |
| 1598 | * Min-Expires header. |
| 1599 | */ |
| 1600 | PJ_DEF(pjsip_min_expires_hdr*) pjsip_min_expires_hdr_init( pj_pool_t *pool, |
| 1601 | void *mem, |
| 1602 | int value ) |
| 1603 | { |
| 1604 | pjsip_min_expires_hdr *hdr = (pjsip_min_expires_hdr*) mem; |
| 1605 | |
| 1606 | PJ_UNUSED_ARG(pool); |
| 1607 | |
| 1608 | init_hdr(hdr, PJSIP_H_MIN_EXPIRES, &generic_int_hdr_vptr); |
| 1609 | hdr->ivalue = value; |
| 1610 | return hdr; |
| 1611 | } |
| 1612 | |
| 1613 | PJ_DEF(pjsip_min_expires_hdr*) pjsip_min_expires_hdr_create(pj_pool_t *pool, |
| 1614 | int value ) |
| 1615 | { |
| 1616 | void *mem = pj_pool_alloc(pool, sizeof(pjsip_min_expires_hdr)); |
| 1617 | return pjsip_min_expires_hdr_init(pool, mem, value ); |
| 1618 | } |
| 1619 | |
| 1620 | /////////////////////////////////////////////////////////////////////////////// |
| 1621 | /* |
| 1622 | * Record-Route and Route header. |
| 1623 | */ |
| 1624 | static int pjsip_routing_hdr_print( pjsip_routing_hdr *r, char *buf, pj_size_t size ); |
| 1625 | static pjsip_routing_hdr* pjsip_routing_hdr_clone( pj_pool_t *pool, const pjsip_routing_hdr *r ); |
| 1626 | static pjsip_routing_hdr* pjsip_routing_hdr_shallow_clone( pj_pool_t *pool, const pjsip_routing_hdr *r ); |
| 1627 | |
| 1628 | static pjsip_hdr_vptr routing_hdr_vptr = |
| 1629 | { |
| 1630 | (pjsip_hdr_clone_fptr) &pjsip_routing_hdr_clone, |
| 1631 | (pjsip_hdr_clone_fptr) &pjsip_routing_hdr_shallow_clone, |
| 1632 | (pjsip_hdr_print_fptr) &pjsip_routing_hdr_print, |
| 1633 | }; |
| 1634 | |
| 1635 | PJ_DEF(pjsip_rr_hdr*) pjsip_rr_hdr_init( pj_pool_t *pool, |
| 1636 | void *mem ) |
| 1637 | { |
| 1638 | pjsip_rr_hdr *hdr = (pjsip_rr_hdr*) mem; |
| 1639 | |
| 1640 | PJ_UNUSED_ARG(pool); |
| 1641 | |
| 1642 | init_hdr(hdr, PJSIP_H_RECORD_ROUTE, &routing_hdr_vptr); |
| 1643 | pjsip_name_addr_init(&hdr->name_addr); |
| 1644 | pj_list_init(&hdr->other_param); |
| 1645 | return hdr; |
| 1646 | |
| 1647 | } |
| 1648 | |
| 1649 | PJ_DEF(pjsip_rr_hdr*) pjsip_rr_hdr_create( pj_pool_t *pool ) |
| 1650 | { |
| 1651 | void *mem = pj_pool_alloc(pool, sizeof(pjsip_rr_hdr)); |
| 1652 | return pjsip_rr_hdr_init(pool, mem); |
| 1653 | } |
| 1654 | |
| 1655 | PJ_DEF(pjsip_route_hdr*) pjsip_route_hdr_init( pj_pool_t *pool, |
| 1656 | void *mem ) |
| 1657 | { |
| 1658 | pjsip_route_hdr *hdr = (pjsip_route_hdr*) mem; |
| 1659 | |
| 1660 | PJ_UNUSED_ARG(pool); |
| 1661 | |
| 1662 | init_hdr(hdr, PJSIP_H_ROUTE, &routing_hdr_vptr); |
| 1663 | pjsip_name_addr_init(&hdr->name_addr); |
| 1664 | pj_list_init(&hdr->other_param); |
| 1665 | return hdr; |
| 1666 | } |
| 1667 | |
| 1668 | PJ_DEF(pjsip_route_hdr*) pjsip_route_hdr_create( pj_pool_t *pool ) |
| 1669 | { |
| 1670 | void *mem = pj_pool_alloc(pool, sizeof(pjsip_route_hdr)); |
| 1671 | return pjsip_route_hdr_init(pool, mem); |
| 1672 | } |
| 1673 | |
| 1674 | PJ_DEF(pjsip_rr_hdr*) pjsip_routing_hdr_set_rr( pjsip_routing_hdr *hdr ) |
| 1675 | { |
| 1676 | hdr->type = PJSIP_H_RECORD_ROUTE; |
| 1677 | hdr->name.ptr = pjsip_hdr_names[PJSIP_H_RECORD_ROUTE].name; |
| 1678 | hdr->name.slen = pjsip_hdr_names[PJSIP_H_RECORD_ROUTE].name_len; |
| 1679 | hdr->sname = hdr->name; |
| 1680 | return hdr; |
| 1681 | } |
| 1682 | |
| 1683 | PJ_DEF(pjsip_route_hdr*) pjsip_routing_hdr_set_route( pjsip_routing_hdr *hdr ) |
| 1684 | { |
| 1685 | hdr->type = PJSIP_H_ROUTE; |
| 1686 | hdr->name.ptr = pjsip_hdr_names[PJSIP_H_ROUTE].name; |
| 1687 | hdr->name.slen = pjsip_hdr_names[PJSIP_H_ROUTE].name_len; |
| 1688 | hdr->sname = hdr->name; |
| 1689 | return hdr; |
| 1690 | } |
| 1691 | |
| 1692 | static int pjsip_routing_hdr_print( pjsip_routing_hdr *hdr, |
| 1693 | char *buf, pj_size_t size ) |
| 1694 | { |
| 1695 | pj_ssize_t printed; |
| 1696 | char *startbuf = buf; |
| 1697 | char *endbuf = buf + size; |
| 1698 | const pjsip_parser_const_t *pc = pjsip_parser_const(); |
| 1699 | pjsip_sip_uri *sip_uri; |
| 1700 | pjsip_param *p; |
| 1701 | |
| 1702 | /* Check the proprietary param 'hide', don't print this header |
| 1703 | * if it exists in the route URI. |
| 1704 | */ |
| 1705 | sip_uri = (pjsip_sip_uri*) pjsip_uri_get_uri(hdr->name_addr.uri); |
| 1706 | p = sip_uri->other_param.next; |
| 1707 | while (p != &sip_uri->other_param) { |
| 1708 | const pj_str_t st_hide = {"hide", 4}; |
| 1709 | |
| 1710 | if (pj_stricmp(&p->name, &st_hide) == 0) { |
| 1711 | /* Check if param 'hide' is specified without 'lr'. */ |
| 1712 | pj_assert(sip_uri->lr_param != 0); |
| 1713 | return 0; |
| 1714 | } |
| 1715 | p = p->next; |
| 1716 | } |
| 1717 | |
| 1718 | /* Route and Record-Route don't compact forms */ |
| 1719 | |
| 1720 | copy_advance(buf, hdr->name); |
| 1721 | *buf++ = ':'; |
| 1722 | *buf++ = ' '; |
| 1723 | |
| 1724 | printed = pjsip_uri_print(PJSIP_URI_IN_ROUTING_HDR, &hdr->name_addr, buf, |
| 1725 | endbuf-buf); |
| 1726 | if (printed < 1) |
| 1727 | return -1; |
| 1728 | buf += printed; |
| 1729 | |
| 1730 | printed = pjsip_param_print_on(&hdr->other_param, buf, endbuf-buf, |
| 1731 | &pc->pjsip_TOKEN_SPEC, |
| 1732 | &pc->pjsip_TOKEN_SPEC, ';'); |
| 1733 | if (printed < 0) |
| 1734 | return -1; |
| 1735 | buf += printed; |
| 1736 | |
| 1737 | return (int)(buf-startbuf); |
| 1738 | } |
| 1739 | |
| 1740 | static pjsip_routing_hdr* pjsip_routing_hdr_clone( pj_pool_t *pool, |
| 1741 | const pjsip_routing_hdr *rhs ) |
| 1742 | { |
| 1743 | pjsip_routing_hdr *hdr = PJ_POOL_ALLOC_T(pool, pjsip_routing_hdr); |
| 1744 | |
| 1745 | init_hdr(hdr, rhs->type, rhs->vptr); |
| 1746 | pjsip_name_addr_init(&hdr->name_addr); |
| 1747 | pjsip_name_addr_assign(pool, &hdr->name_addr, &rhs->name_addr); |
| 1748 | pjsip_param_clone( pool, &hdr->other_param, &rhs->other_param); |
| 1749 | return hdr; |
| 1750 | } |
| 1751 | |
| 1752 | static pjsip_routing_hdr* pjsip_routing_hdr_shallow_clone( pj_pool_t *pool, |
| 1753 | const pjsip_routing_hdr *rhs ) |
| 1754 | { |
| 1755 | pjsip_routing_hdr *hdr = PJ_POOL_ALLOC_T(pool, pjsip_routing_hdr); |
| 1756 | pj_memcpy(hdr, rhs, sizeof(*hdr)); |
| 1757 | pjsip_param_shallow_clone( pool, &hdr->other_param, &rhs->other_param); |
| 1758 | return hdr; |
| 1759 | } |
| 1760 | |
| 1761 | |
| 1762 | /////////////////////////////////////////////////////////////////////////////// |
| 1763 | /* |
| 1764 | * Require header. |
| 1765 | */ |
| 1766 | PJ_DEF(pjsip_require_hdr*) pjsip_require_hdr_init( pj_pool_t *pool, |
| 1767 | void *mem ) |
| 1768 | { |
| 1769 | pjsip_require_hdr *hdr = (pjsip_require_hdr*) mem; |
| 1770 | |
| 1771 | PJ_UNUSED_ARG(pool); |
| 1772 | |
| 1773 | init_hdr(hdr, PJSIP_H_REQUIRE, &generic_array_hdr_vptr); |
| 1774 | hdr->count = 0; |
| 1775 | return hdr; |
| 1776 | } |
| 1777 | |
| 1778 | PJ_DEF(pjsip_require_hdr*) pjsip_require_hdr_create(pj_pool_t *pool) |
| 1779 | { |
| 1780 | void *mem = pj_pool_alloc(pool, sizeof(pjsip_require_hdr)); |
| 1781 | return pjsip_require_hdr_init(pool, mem); |
| 1782 | } |
| 1783 | |
| 1784 | /////////////////////////////////////////////////////////////////////////////// |
| 1785 | /* |
| 1786 | * Retry-After header. |
| 1787 | */ |
| 1788 | static int pjsip_retry_after_hdr_print(pjsip_retry_after_hdr *r, |
| 1789 | char *buf, pj_size_t size ); |
| 1790 | static pjsip_retry_after_hdr* pjsip_retry_after_hdr_clone(pj_pool_t *pool, |
| 1791 | const pjsip_retry_after_hdr *r); |
| 1792 | static pjsip_retry_after_hdr* |
| 1793 | pjsip_retry_after_hdr_shallow_clone(pj_pool_t *pool, |
| 1794 | const pjsip_retry_after_hdr *r ); |
| 1795 | |
| 1796 | static pjsip_hdr_vptr retry_after_hdr_vptr = |
| 1797 | { |
| 1798 | (pjsip_hdr_clone_fptr) &pjsip_retry_after_hdr_clone, |
| 1799 | (pjsip_hdr_clone_fptr) &pjsip_retry_after_hdr_shallow_clone, |
| 1800 | (pjsip_hdr_print_fptr) &pjsip_retry_after_hdr_print, |
| 1801 | }; |
| 1802 | |
| 1803 | |
| 1804 | PJ_DEF(pjsip_retry_after_hdr*) pjsip_retry_after_hdr_init( pj_pool_t *pool, |
| 1805 | void *mem, |
| 1806 | int value ) |
| 1807 | { |
| 1808 | pjsip_retry_after_hdr *hdr = (pjsip_retry_after_hdr*) mem; |
| 1809 | |
| 1810 | PJ_UNUSED_ARG(pool); |
| 1811 | |
| 1812 | init_hdr(hdr, PJSIP_H_RETRY_AFTER, &retry_after_hdr_vptr); |
| 1813 | hdr->ivalue = value; |
| 1814 | hdr->comment.slen = 0; |
| 1815 | pj_list_init(&hdr->param); |
| 1816 | return hdr; |
| 1817 | } |
| 1818 | |
| 1819 | PJ_DEF(pjsip_retry_after_hdr*) pjsip_retry_after_hdr_create(pj_pool_t *pool, |
| 1820 | int value ) |
| 1821 | { |
| 1822 | void *mem = pj_pool_alloc(pool, sizeof(pjsip_retry_after_hdr)); |
| 1823 | return pjsip_retry_after_hdr_init(pool, mem, value ); |
| 1824 | } |
| 1825 | |
| 1826 | |
| 1827 | static int pjsip_retry_after_hdr_print(pjsip_retry_after_hdr *hdr, |
| 1828 | char *buf, pj_size_t size) |
| 1829 | { |
| 1830 | char *p = buf; |
| 1831 | char *endbuf = buf + size; |
| 1832 | const pj_str_t *hname = &hdr->name; |
| 1833 | const pjsip_parser_const_t *pc = pjsip_parser_const(); |
| 1834 | pj_ssize_t printed; |
| 1835 | |
| 1836 | if ((pj_ssize_t)size < hdr->name.slen + 2+11) |
| 1837 | return -1; |
| 1838 | |
| 1839 | pj_memcpy(p, hdr->name.ptr, hdr->name.slen); |
| 1840 | p += hname->slen; |
| 1841 | *p++ = ':'; |
| 1842 | *p++ = ' '; |
| 1843 | |
| 1844 | p += pj_utoa(hdr->ivalue, p); |
| 1845 | |
| 1846 | if (hdr->comment.slen) { |
| 1847 | pj_bool_t enclosed; |
| 1848 | |
| 1849 | if (endbuf-p < hdr->comment.slen + 3) |
| 1850 | return -1; |
| 1851 | |
| 1852 | enclosed = (*hdr->comment.ptr == '('); |
| 1853 | if (!enclosed) |
| 1854 | *p++ = '('; |
| 1855 | pj_memcpy(p, hdr->comment.ptr, hdr->comment.slen); |
| 1856 | p += hdr->comment.slen; |
| 1857 | if (!enclosed) |
| 1858 | *p++ = ')'; |
| 1859 | |
| 1860 | if (!pj_list_empty(&hdr->param)) |
| 1861 | *p++ = ' '; |
| 1862 | } |
| 1863 | |
| 1864 | printed = pjsip_param_print_on(&hdr->param, p, endbuf-p, |
| 1865 | &pc->pjsip_TOKEN_SPEC, |
| 1866 | &pc->pjsip_TOKEN_SPEC, |
| 1867 | ';'); |
| 1868 | if (printed < 0) |
| 1869 | return (int)printed; |
| 1870 | |
| 1871 | p += printed; |
| 1872 | |
| 1873 | return (int)(p - buf); |
| 1874 | } |
| 1875 | |
| 1876 | static pjsip_retry_after_hdr* pjsip_retry_after_hdr_clone(pj_pool_t *pool, |
| 1877 | const pjsip_retry_after_hdr *rhs) |
| 1878 | { |
| 1879 | pjsip_retry_after_hdr *hdr = pjsip_retry_after_hdr_create(pool, rhs->ivalue); |
| 1880 | pj_strdup(pool, &hdr->comment, &rhs->comment); |
| 1881 | pjsip_param_clone(pool, &hdr->param, &rhs->param); |
| 1882 | return hdr; |
| 1883 | } |
| 1884 | |
| 1885 | static pjsip_retry_after_hdr* |
| 1886 | pjsip_retry_after_hdr_shallow_clone(pj_pool_t *pool, |
| 1887 | const pjsip_retry_after_hdr *rhs) |
| 1888 | { |
| 1889 | pjsip_retry_after_hdr *hdr = PJ_POOL_ALLOC_T(pool, pjsip_retry_after_hdr); |
| 1890 | pj_memcpy(hdr, rhs, sizeof(*hdr)); |
| 1891 | pjsip_param_shallow_clone(pool, &hdr->param, &rhs->param); |
| 1892 | return hdr; |
| 1893 | } |
| 1894 | |
| 1895 | /////////////////////////////////////////////////////////////////////////////// |
| 1896 | /* |
| 1897 | * Supported header. |
| 1898 | */ |
| 1899 | PJ_DEF(pjsip_supported_hdr*) pjsip_supported_hdr_init( pj_pool_t *pool, |
| 1900 | void *mem ) |
| 1901 | { |
| 1902 | pjsip_supported_hdr *hdr = (pjsip_supported_hdr*) mem; |
| 1903 | |
| 1904 | PJ_UNUSED_ARG(pool); |
| 1905 | init_hdr(hdr, PJSIP_H_SUPPORTED, &generic_array_hdr_vptr); |
| 1906 | hdr->count = 0; |
| 1907 | return hdr; |
| 1908 | } |
| 1909 | |
| 1910 | PJ_DEF(pjsip_supported_hdr*) pjsip_supported_hdr_create(pj_pool_t *pool) |
| 1911 | { |
| 1912 | void *mem = pj_pool_alloc(pool, sizeof(pjsip_supported_hdr)); |
| 1913 | return pjsip_supported_hdr_init(pool, mem); |
| 1914 | } |
| 1915 | |
| 1916 | |
| 1917 | /////////////////////////////////////////////////////////////////////////////// |
| 1918 | /* |
| 1919 | * Unsupported header. |
| 1920 | */ |
| 1921 | PJ_DEF(pjsip_unsupported_hdr*) pjsip_unsupported_hdr_init( pj_pool_t *pool, |
| 1922 | void *mem ) |
| 1923 | { |
| 1924 | pjsip_unsupported_hdr *hdr = (pjsip_unsupported_hdr*) mem; |
| 1925 | |
| 1926 | PJ_UNUSED_ARG(pool); |
| 1927 | |
| 1928 | init_hdr(hdr, PJSIP_H_UNSUPPORTED, &generic_array_hdr_vptr); |
| 1929 | hdr->count = 0; |
| 1930 | return hdr; |
| 1931 | } |
| 1932 | |
| 1933 | PJ_DEF(pjsip_unsupported_hdr*) pjsip_unsupported_hdr_create(pj_pool_t *pool) |
| 1934 | { |
| 1935 | void *mem = pj_pool_alloc(pool, sizeof(pjsip_unsupported_hdr)); |
| 1936 | return pjsip_unsupported_hdr_init(pool, mem); |
| 1937 | } |
| 1938 | |
| 1939 | /////////////////////////////////////////////////////////////////////////////// |
| 1940 | /* |
| 1941 | * Via header. |
| 1942 | */ |
| 1943 | static int pjsip_via_hdr_print( pjsip_via_hdr *hdr, char *buf, pj_size_t size); |
| 1944 | static pjsip_via_hdr* pjsip_via_hdr_clone( pj_pool_t *pool, const pjsip_via_hdr *hdr); |
| 1945 | static pjsip_via_hdr* pjsip_via_hdr_shallow_clone( pj_pool_t *pool, const pjsip_via_hdr *hdr ); |
| 1946 | |
| 1947 | static pjsip_hdr_vptr via_hdr_vptr = |
| 1948 | { |
| 1949 | (pjsip_hdr_clone_fptr) &pjsip_via_hdr_clone, |
| 1950 | (pjsip_hdr_clone_fptr) &pjsip_via_hdr_shallow_clone, |
| 1951 | (pjsip_hdr_print_fptr) &pjsip_via_hdr_print, |
| 1952 | }; |
| 1953 | |
| 1954 | PJ_DEF(pjsip_via_hdr*) pjsip_via_hdr_init( pj_pool_t *pool, |
| 1955 | void *mem ) |
| 1956 | { |
| 1957 | pjsip_via_hdr *hdr = (pjsip_via_hdr*) mem; |
| 1958 | |
| 1959 | PJ_UNUSED_ARG(pool); |
| 1960 | |
| 1961 | pj_bzero(mem, sizeof(pjsip_via_hdr)); |
| 1962 | init_hdr(hdr, PJSIP_H_VIA, &via_hdr_vptr); |
| 1963 | hdr->ttl_param = -1; |
| 1964 | hdr->rport_param = -1; |
| 1965 | pj_list_init(&hdr->other_param); |
| 1966 | return hdr; |
| 1967 | |
| 1968 | } |
| 1969 | |
| 1970 | PJ_DEF(pjsip_via_hdr*) pjsip_via_hdr_create( pj_pool_t *pool ) |
| 1971 | { |
| 1972 | void *mem = pj_pool_alloc(pool, sizeof(pjsip_via_hdr)); |
| 1973 | return pjsip_via_hdr_init(pool, mem); |
| 1974 | } |
| 1975 | |
| 1976 | static int pjsip_via_hdr_print( pjsip_via_hdr *hdr, |
| 1977 | char *buf, pj_size_t size) |
| 1978 | { |
| 1979 | pj_ssize_t printed; |
| 1980 | char *startbuf = buf; |
| 1981 | char *endbuf = buf + size; |
| 1982 | pj_str_t sip_ver = { "SIP/2.0/", 8 }; |
| 1983 | const pj_str_t *hname = pjsip_use_compact_form? &hdr->sname : &hdr->name; |
| 1984 | const pjsip_parser_const_t *pc = pjsip_parser_const(); |
| 1985 | |
| 1986 | if ((pj_ssize_t)size < hname->slen + sip_ver.slen + |
| 1987 | hdr->transport.slen + hdr->sent_by.host.slen + 12) |
| 1988 | { |
| 1989 | return -1; |
| 1990 | } |
| 1991 | |
| 1992 | /* pjsip_hdr_names */ |
| 1993 | copy_advance(buf, (*hname)); |
| 1994 | *buf++ = ':'; |
| 1995 | *buf++ = ' '; |
| 1996 | |
| 1997 | /* SIP/2.0/transport host:port */ |
| 1998 | pj_memcpy(buf, sip_ver.ptr, sip_ver.slen); |
| 1999 | buf += sip_ver.slen; |
| 2000 | //pj_memcpy(buf, hdr->transport.ptr, hdr->transport.slen); |
| 2001 | /* Convert transport type to UPPERCASE (some endpoints want that) */ |
| 2002 | { |
| 2003 | int i; |
| 2004 | for (i=0; i<hdr->transport.slen; ++i) { |
| 2005 | buf[i] = (char)pj_toupper(hdr->transport.ptr[i]); |
| 2006 | } |
| 2007 | } |
| 2008 | buf += hdr->transport.slen; |
| 2009 | *buf++ = ' '; |
| 2010 | |
| 2011 | /* Check if host contains IPv6 */ |
| 2012 | if (pj_memchr(hdr->sent_by.host.ptr, ':', hdr->sent_by.host.slen)) { |
| 2013 | copy_advance_pair_quote_cond(buf, "", 0, hdr->sent_by.host, '[', ']'); |
| 2014 | } else { |
| 2015 | copy_advance_check(buf, hdr->sent_by.host); |
| 2016 | } |
| 2017 | |
| 2018 | if (hdr->sent_by.port != 0) { |
| 2019 | *buf++ = ':'; |
| 2020 | printed = pj_utoa(hdr->sent_by.port, buf); |
| 2021 | buf += printed; |
| 2022 | } |
| 2023 | |
| 2024 | if (hdr->ttl_param >= 0) { |
| 2025 | size = endbuf-buf; |
| 2026 | if (size < 14) |
| 2027 | return -1; |
| 2028 | pj_memcpy(buf, ";ttl=", 5); |
| 2029 | printed = pj_utoa(hdr->ttl_param, buf+5); |
| 2030 | buf += printed + 5; |
| 2031 | } |
| 2032 | |
| 2033 | if (hdr->rport_param >= 0) { |
| 2034 | size = endbuf-buf; |
| 2035 | if (size < 14) |
| 2036 | return -1; |
| 2037 | pj_memcpy(buf, ";rport", 6); |
| 2038 | buf += 6; |
| 2039 | if (hdr->rport_param > 0) { |
| 2040 | *buf++ = '='; |
| 2041 | buf += pj_utoa(hdr->rport_param, buf); |
| 2042 | } |
| 2043 | } |
| 2044 | |
| 2045 | |
| 2046 | if (hdr->maddr_param.slen) { |
| 2047 | /* Detect IPv6 IP address */ |
| 2048 | if (pj_memchr(hdr->maddr_param.ptr, ':', hdr->maddr_param.slen)) { |
| 2049 | copy_advance_pair_quote_cond(buf, ";maddr=", 7, hdr->maddr_param, |
| 2050 | '[', ']'); |
| 2051 | } else { |
| 2052 | copy_advance_pair(buf, ";maddr=", 7, hdr->maddr_param); |
| 2053 | } |
| 2054 | } |
| 2055 | |
| 2056 | copy_advance_pair(buf, ";received=", 10, hdr->recvd_param); |
| 2057 | copy_advance_pair_escape(buf, ";branch=", 8, hdr->branch_param, |
| 2058 | pc->pjsip_TOKEN_SPEC); |
| 2059 | |
| 2060 | printed = pjsip_param_print_on(&hdr->other_param, buf, endbuf-buf, |
| 2061 | &pc->pjsip_TOKEN_SPEC, |
| 2062 | &pc->pjsip_TOKEN_SPEC, ';'); |
| 2063 | if (printed < 0) |
| 2064 | return -1; |
| 2065 | buf += printed; |
| 2066 | |
| 2067 | return (int)(buf-startbuf); |
| 2068 | } |
| 2069 | |
| 2070 | static pjsip_via_hdr* pjsip_via_hdr_clone( pj_pool_t *pool, |
| 2071 | const pjsip_via_hdr *rhs) |
| 2072 | { |
| 2073 | pjsip_via_hdr *hdr = pjsip_via_hdr_create(pool); |
| 2074 | pj_strdup(pool, &hdr->transport, &rhs->transport); |
| 2075 | pj_strdup(pool, &hdr->sent_by.host, &rhs->sent_by.host); |
| 2076 | hdr->sent_by.port = rhs->sent_by.port; |
| 2077 | hdr->ttl_param = rhs->ttl_param; |
| 2078 | hdr->rport_param = rhs->rport_param; |
| 2079 | pj_strdup(pool, &hdr->maddr_param, &rhs->maddr_param); |
| 2080 | pj_strdup(pool, &hdr->recvd_param, &rhs->recvd_param); |
| 2081 | pj_strdup(pool, &hdr->branch_param, &rhs->branch_param); |
| 2082 | pjsip_param_clone(pool, &hdr->other_param, &rhs->other_param); |
| 2083 | return hdr; |
| 2084 | } |
| 2085 | |
| 2086 | static pjsip_via_hdr* pjsip_via_hdr_shallow_clone( pj_pool_t *pool, |
| 2087 | const pjsip_via_hdr *rhs ) |
| 2088 | { |
| 2089 | pjsip_via_hdr *hdr = PJ_POOL_ALLOC_T(pool, pjsip_via_hdr); |
| 2090 | pj_memcpy(hdr, rhs, sizeof(*hdr)); |
| 2091 | pjsip_param_shallow_clone(pool, &hdr->other_param, &rhs->other_param); |
| 2092 | return hdr; |
| 2093 | } |
| 2094 | |
| 2095 | /////////////////////////////////////////////////////////////////////////////// |
| 2096 | /* |
| 2097 | * Warning header. |
| 2098 | */ |
| 2099 | PJ_DEF(pjsip_warning_hdr*) pjsip_warning_hdr_create( pj_pool_t *pool, |
| 2100 | int code, |
| 2101 | const pj_str_t *host, |
| 2102 | const pj_str_t *text) |
| 2103 | { |
| 2104 | const pj_str_t str_warning = { "Warning", 7 }; |
| 2105 | pj_str_t hvalue; |
| 2106 | |
| 2107 | hvalue.ptr = (char*) pj_pool_alloc(pool, 10 + /* code */ |
| 2108 | host->slen + 2 + /* host */ |
| 2109 | text->slen + 2); /* text */ |
| 2110 | hvalue.slen = pj_ansi_sprintf(hvalue.ptr, "%u %.*s \"%.*s\"", |
| 2111 | code, (int)host->slen, host->ptr, |
| 2112 | (int)text->slen, text->ptr); |
| 2113 | |
| 2114 | return pjsip_generic_string_hdr_create(pool, &str_warning, &hvalue); |
| 2115 | } |
| 2116 | |
| 2117 | PJ_DEF(pjsip_warning_hdr*) pjsip_warning_hdr_create_from_status(pj_pool_t *pool, |
| 2118 | const pj_str_t *host, |
| 2119 | pj_status_t status) |
| 2120 | { |
| 2121 | char errbuf[PJ_ERR_MSG_SIZE]; |
| 2122 | pj_str_t text; |
| 2123 | |
| 2124 | text = pj_strerror(status, errbuf, sizeof(errbuf)); |
| 2125 | return pjsip_warning_hdr_create(pool, 399, host, &text); |
| 2126 | } |
| 2127 | |
| 2128 | /////////////////////////////////////////////////////////////////////////////// |
| 2129 | /* |
| 2130 | * Message body manipulations. |
| 2131 | */ |
| 2132 | PJ_DEF(int) pjsip_print_text_body(pjsip_msg_body *msg_body, char *buf, pj_size_t size) |
| 2133 | { |
| 2134 | if (size < msg_body->len) |
| 2135 | return -1; |
| 2136 | pj_memcpy(buf, msg_body->data, msg_body->len); |
| 2137 | return msg_body->len; |
| 2138 | } |
| 2139 | |
| 2140 | PJ_DEF(void*) pjsip_clone_text_data( pj_pool_t *pool, const void *data, |
| 2141 | unsigned len) |
| 2142 | { |
| 2143 | char *newdata = ""; |
| 2144 | |
| 2145 | if (len) { |
| 2146 | newdata = (char*) pj_pool_alloc(pool, len); |
| 2147 | pj_memcpy(newdata, data, len); |
| 2148 | } |
| 2149 | return newdata; |
| 2150 | } |
| 2151 | |
| 2152 | PJ_DEF(pj_status_t) pjsip_msg_body_copy( pj_pool_t *pool, |
| 2153 | pjsip_msg_body *dst_body, |
| 2154 | const pjsip_msg_body *src_body ) |
| 2155 | { |
| 2156 | /* First check if clone_data field is initialized. */ |
| 2157 | PJ_ASSERT_RETURN( src_body->clone_data!=NULL, PJ_EINVAL ); |
| 2158 | |
| 2159 | /* Duplicate content-type */ |
| 2160 | pjsip_media_type_cp(pool, &dst_body->content_type, |
| 2161 | &src_body->content_type); |
| 2162 | |
| 2163 | /* Duplicate data. */ |
| 2164 | dst_body->data = (*src_body->clone_data)(pool, src_body->data, |
| 2165 | src_body->len ); |
| 2166 | |
| 2167 | /* Length. */ |
| 2168 | dst_body->len = src_body->len; |
| 2169 | |
| 2170 | /* Function pointers. */ |
| 2171 | dst_body->print_body = src_body->print_body; |
| 2172 | dst_body->clone_data = src_body->clone_data; |
| 2173 | |
| 2174 | return PJ_SUCCESS; |
| 2175 | } |
| 2176 | |
| 2177 | |
| 2178 | PJ_DEF(pjsip_msg_body*) pjsip_msg_body_clone( pj_pool_t *pool, |
| 2179 | const pjsip_msg_body *body ) |
| 2180 | { |
| 2181 | pjsip_msg_body *new_body; |
| 2182 | pj_status_t status; |
| 2183 | |
| 2184 | new_body = PJ_POOL_ALLOC_T(pool, pjsip_msg_body); |
| 2185 | PJ_ASSERT_RETURN(new_body, NULL); |
| 2186 | |
| 2187 | status = pjsip_msg_body_copy(pool, new_body, body); |
| 2188 | |
| 2189 | return (status==PJ_SUCCESS) ? new_body : NULL; |
| 2190 | } |
| 2191 | |
| 2192 | |
| 2193 | PJ_DEF(pjsip_msg_body*) pjsip_msg_body_create( pj_pool_t *pool, |
| 2194 | const pj_str_t *type, |
| 2195 | const pj_str_t *subtype, |
| 2196 | const pj_str_t *text ) |
| 2197 | { |
| 2198 | pjsip_msg_body *body; |
| 2199 | |
| 2200 | PJ_ASSERT_RETURN(pool && type && subtype && text, NULL); |
| 2201 | |
| 2202 | body = PJ_POOL_ZALLOC_T(pool, pjsip_msg_body); |
| 2203 | PJ_ASSERT_RETURN(body != NULL, NULL); |
| 2204 | |
| 2205 | pj_strdup(pool, &body->content_type.type, type); |
| 2206 | pj_strdup(pool, &body->content_type.subtype, subtype); |
| 2207 | pj_list_init(&body->content_type.param); |
| 2208 | |
| 2209 | body->data = pj_pool_alloc(pool, text->slen); |
| 2210 | pj_memcpy(body->data, text->ptr, text->slen); |
| 2211 | body->len = (unsigned)text->slen; |
| 2212 | |
| 2213 | body->clone_data = &pjsip_clone_text_data; |
| 2214 | body->print_body = &pjsip_print_text_body; |
| 2215 | |
| 2216 | return body; |
| 2217 | } |
| 2218 | |