1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _SIP_H 28 #define _SIP_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #ifdef __cplusplus 33 extern "C" { 34 #endif 35 36 #include <stdio.h> 37 #include <stdlib.h> 38 #include <ctype.h> 39 #include <string.h> 40 #include <strings.h> 41 #include <assert.h> 42 #include <sys/types.h> 43 #include <sys/socket.h> 44 #include <netinet/in.h> 45 #include <arpa/inet.h> 46 #include <pthread.h> 47 #include <errno.h> 48 #include <unistd.h> 49 #include <signal.h> 50 51 /* Send a SIP message statefully */ 52 #define SIP_SEND_STATEFUL 0x0001 53 54 /* Enable multiple dialogs if a request is forked */ 55 #define SIP_DIALOG_ON_FORK 0x0010 56 57 #define SIP_CRLF "\r\n" 58 #define SKIP_CRLF(msg_ptr) (msg_ptr = msg_ptr + 2) 59 #define SIP_VERSION "SIP/2.0" 60 #define SIP "SIP" 61 62 /* SIP headers */ 63 #define SIP_TO "TO" 64 #define SIP_FROM "FROM" 65 #define SIP_TAG "TAG=" 66 #define SIP_CONTENT_LENGTH "CONTENT-LENGTH" 67 #define SIP_CONTENT_TYPE "CONTENT-TYPE" 68 #define SIP_CALL_ID "CALL-ID" 69 #define SIP_CSEQ "CSEQ" 70 #define SIP_MAX_FORWARDS "MAX-FORWARDS" 71 #define SIP_CONTACT "CONTACT" 72 #define SIP_VIA "Via" 73 #define SIP_RECORD_ROUTE "RECORD-ROUTE" 74 #define SIP_ROUTE "ROUTE" 75 #define SIP_ACCEPT "ACCEPT" 76 #define SIP_ACCEPT_ENCODE "ACCEPT-ENCODING" 77 #define SIP_ACCEPT_LANG "ACCEPT-LANGUAGE" 78 #define SIP_ALERT_INFO "ALERT-INFO" 79 #define SIP_ALLOW "ALLOW" 80 #define SIP_CALL_INFO "CALL-INFO" 81 #define SIP_CONTENT_DIS "CONTENT-DISPOSITION" 82 #define SIP_CONTENT_ENCODE "CONTENT-ENCODING" 83 #define SIP_CONTENT_LANG "CONTENT-LANGUAGE" 84 #define SIP_DATE "DATE" 85 #define SIP_ERROR_INFO "ERROR-INFO" 86 #define SIP_EXPIRE "EXPIRES" 87 #define SIP_IN_REPLY_TO "IN-REPLY-TO" 88 #define SIP_MIN_EXPIRE "MIN-EXPIRES" 89 #define SIP_MIME_VERSION "MIME-VERSION" 90 #define SIP_ORGANIZATION "ORGANIZATION" 91 #define SIP_PRIORITY "PRIORITY" 92 #define SIP_REQUIRE "REQUIRE" 93 #define SIP_REPLYTO "REPLY-TO" 94 #define SIP_RETRY_AFTER "RETRY-AFTER" 95 #define SIP_SERVER "SERVER" 96 #define SIP_SUBJECT "SUBJECT" 97 #define SIP_SUPPORT "SUPPORTED" 98 #define SIP_TIMESTAMP "TIMESTAMP" 99 #define SIP_UNSUPPORT "UNSUPPORTED" 100 #define SIP_USER_AGENT "USER-AGENT" 101 #define SIP_WARNING "WARNING" 102 #define SIP_ALLOW_EVENTS "ALLOW-EVENTS" 103 #define SIP_EVENT "EVENT" 104 #define SIP_SUBSCRIPTION_STATE "SUBSCRIPTION-STATE" 105 #define SIP_WWW_AUTHEN "WWW-AUTHENTICATE" 106 #define SIP_AUTHOR "AUTHORIZATION" 107 #define SIP_AUTHEN_INFO "AUTHENTICATION-INFO" 108 #define SIP_PROXY_AUTHOR "PROXY-AUTHORIZATION" 109 #define SIP_PROXY_AUTHEN "PROXY-AUTHENTICATE" 110 #define SIP_PROXY_REQ "PROXY-REQUIRE" 111 #define SIP_PASSERTEDID "P-ASSERTED-IDENTITY" 112 #define SIP_PPREFERREDID "P-PREFERRED-IDENTITY" 113 #define SIP_PRIVACY "PRIVACY" 114 #define SIP_RACK "RACK" 115 #define SIP_RSEQ "RSEQ" 116 117 /* SIP Response Codes */ 118 119 /* 1XX - Provisional */ 120 #define SIP_TRYING 100 121 #define SIP_RINGING 180 122 #define SIP_CALL_IS_BEING_FORWARDED 181 123 #define SIP_QUEUED 182 124 #define SIP_SESSION_PROGRESS 183 125 126 /* 2XX - Success */ 127 #define SIP_OK 200 128 #define SIP_ACCEPTED 202 129 130 /* 3XX - Redirection */ 131 #define SIP_MULTIPLE_CHOICES 300 132 #define SIP_MOVED_PERMANENTLY 301 133 #define SIP_MOVED_TEMPORARILY 302 134 #define SIP_USE_PROXY 303 135 #define SIP_ALTERNATIVE_SERVICE 304 136 137 /* 4XX - Request Failed */ 138 #define SIP_BAD_REQUEST 400 139 #define SIP_UNAUTHORIZED 401 140 #define SIP_PAYMENT_REQUIRED 402 141 #define SIP_FORBIDDEN 403 142 #define SIP_NOT_FOUND 404 143 #define SIP_METHOD_NOT_ALLOWED 405 144 #define SIP_NOT_ACCEPTABLE 406 145 #define SIP_PROXY_AUTH_REQUIRED 407 146 #define SIP_REQUEST_TIMEOUT 408 147 #define SIP_GONE 410 148 #define SIP_REQUEST_ENTITY_2_LARGE 413 149 #define SIP_REQUEST_URI_2_LONG 414 150 #define SIP_UNSUPPORTED_MEDIA_TYPE 415 151 #define SIP_UNSUPPORTED_URI_SCHEME 416 152 #define SIP_BAD_EXTENSION 420 153 #define SIP_EXTENSION_REQUIRED 421 154 #define SIP_INTERVAL_2_BRIEF 423 155 #define SIP_TEMPORARILY_UNAVAIL 480 156 #define SIP_CALL_NON_EXISTANT 481 157 #define SIP_LOOP_DETECTED 482 158 #define SIP_TOO_MANY_HOOPS 483 159 #define SIP_ADDRESS_INCOMPLETE 484 160 #define SIP_AMBIGUOUS 485 161 #define SIP_BUSY_HERE 486 162 #define SIP_REQUEST_TERMINATED 487 163 #define SIP_NOT_ACCEPTABLE_HERE 488 164 #define SIP_BAD_EVENT 489 165 #define SIP_REQUEST_PENDING 491 166 #define SIP_UNDECIPHERABLE 493 167 168 /* 5XX - Server Failure */ 169 #define SIP_SERVER_INTERNAL_ERROR 500 170 #define SIP_NOT_IMPLEMENTED 501 171 #define SIP_BAD_GATEWAY 502 172 #define SIP_SERVICE_UNAVAILABLE 503 173 #define SIP_SERVER_TIMEOUT 504 174 #define SIP_VERSION_NOT_SUPPORTED 505 175 #define SIP_MESSAGE_2_LARGE 513 176 177 /* 6XX - Global Failures */ 178 #define SIP_BUSY_EVERYWHERE 600 179 #define SIP_DECLINE 601 180 #define SIP_DOES_NOT_EXIST_ANYWHERE 604 181 #define SIP_NOT_ACCEPTABLE_ANYWHERE 606 182 183 /* Response error types */ 184 #define SIP_PROVISIONAL_RESP(resp) ((resp) >= 100 && (resp) < 200) 185 #define SIP_FINAL_RESP(resp) ((resp) >= 200 && (resp) < 700) 186 #define SIP_OK_RESP(resp) ((resp) >= 200 && (resp) < 300) 187 #define SIP_NONOK_FINAL_RESP(resp) ((resp) >= 300 && (resp) < 700) 188 #define SIP_REDIRECT_RESP(resp) ((resp) >= 300 && (resp) < 400) 189 #define SIP_REQFAIL_RESP(resp) ((resp) >= 400 && (resp) < 500) 190 #define SIP_SRVFAIL_RESP(resp) ((resp) >= 500 && (resp) < 600) 191 #define SIP_GLOBFAIL_RESP(resp) ((resp) >= 600 && (resp) < 700) 192 193 /* Types of transactions */ 194 #define SIP_CLIENT_TRANSACTION 1 195 #define SIP_SERVER_TRANSACTION 2 196 197 /* Transaction states */ 198 #define SIP_NEW_TRANSACTION 0 199 200 /* Client Transaction States */ 201 #define SIP_CLNT_CALLING 1 202 #define SIP_CLNT_INV_PROCEEDING 2 203 #define SIP_CLNT_INV_TERMINATED 3 204 #define SIP_CLNT_INV_COMPLETED 4 205 #define SIP_CLNT_TRYING 5 206 #define SIP_CLNT_NONINV_PROCEEDING 6 207 #define SIP_CLNT_NONINV_TERMINATED 7 208 #define SIP_CLNT_NONINV_COMPLETED 8 209 210 /* Server Transaction States */ 211 #define SIP_SRV_INV_PROCEEDING 9 212 #define SIP_SRV_INV_COMPLETED 10 213 #define SIP_SRV_CONFIRMED 11 214 #define SIP_SRV_INV_TERMINATED 12 215 #define SIP_SRV_TRYING 13 216 #define SIP_SRV_NONINV_PROCEEDING 14 217 #define SIP_SRV_NONINV_COMPLETED 15 218 #define SIP_SRV_NONINV_TERMINATED 16 219 220 /* Dialog types */ 221 #define SIP_UAC_DIALOG 1 222 #define SIP_UAS_DIALOG 2 223 224 /* Dialog state */ 225 typedef enum dialog_state { 226 SIP_DLG_NEW = 0, /* New dialog, no reply received yet */ 227 SIP_DLG_EARLY, /* Early dialog, provisional reply received */ 228 SIP_DLG_CONFIRMED, /* Confirmed dialog, 2xx reply received */ 229 SIP_DLG_DESTROYED /* Destroyed dialog */ 230 } dialog_state_t; 231 232 /* SIP URI parse errors */ 233 #define SIP_URIERR_SCHEME 0x00000001 /* invalid URL SCHEME name */ 234 #define SIP_URIERR_USER 0x00000002 /* invalid user name */ 235 #define SIP_URIERR_PASS 0x00000004 /* invalid password */ 236 #define SIP_URIERR_HOST 0x00000008 /* invalid domain name */ 237 #define SIP_URIERR_PORT 0x00000010 /* invalid port number */ 238 #define SIP_URIERR_PARAM 0x00000020 /* parameter specific error */ 239 #define SIP_URIERR_HEADER 0x00000040 /* headers specific error */ 240 #define SIP_URIERR_OPAQUE 0x00000080 /* opaque specific error */ 241 #define SIP_URIERR_QUERY 0x00000100 /* query specific error */ 242 #define SIP_URIERR_PATH 0x00000200 /* path specific error */ 243 #define SIP_URIERR_REGNAME 0x00000400 /* reg-name specific error */ 244 #define SIP_URIERR_NOURI 0x00000800 /* No URI */ 245 #define SIP_URIERR_MEMORY 0x00001000 /* out of memory */ 246 247 #ifdef __linux__ 248 #define B_FALSE 0 249 #define B_TRUE 1 250 251 typedef int boolean_t; 252 typedef unsigned char uchar_t; 253 typedef unsigned int uint_t; 254 typedef unsigned int uint32_t; 255 #endif 256 257 typedef struct sip_message *sip_msg_t; 258 typedef struct sip_header *sip_header_t; 259 typedef struct sip_value *sip_header_value_t; 260 typedef struct sip_dialog *sip_dialog_t; 261 typedef struct sip_uri *sip_uri_t; 262 typedef struct sip_conn_object *sip_conn_object_t; 263 typedef struct sip_xaction *sip_transaction_t; 264 265 typedef struct sip_str { 266 char *sip_str_ptr; 267 int sip_str_len; 268 }sip_str_t; 269 270 271 /* SIP parameter */ 272 typedef struct sip_param { 273 sip_str_t param_name; 274 sip_str_t param_value; 275 struct sip_param *param_next; 276 }sip_param_t; 277 278 279 /* Parsed header structure */ 280 typedef struct sip_parsed_header { 281 int sip_parsed_header_version; 282 struct sip_value *value; 283 sip_header_t sip_header; 284 }sip_parsed_header_t; 285 286 #define SIP_PARSED_HEADER_VERSION_1 1 287 288 /* Value states */ 289 typedef enum { 290 SIP_VALUE_ACTIVE = 0, 291 SIP_VALUE_BAD, 292 SIP_VALUE_DELETED 293 }sip_value_state_t; 294 295 /* SIP header value */ 296 typedef struct sip_value { 297 int sip_value_version; 298 void *next; 299 sip_param_t *param_list; 300 sip_value_state_t value_state; /* Active/Deleted */ 301 sip_parsed_header_t *parsed_header; 302 char *value_start; 303 char *value_end; 304 sip_str_t *sip_value_uri_str; 305 sip_uri_t sip_value_parse_uri; 306 }sip_value_t; 307 308 #define SIP_VALUE_VERSION_1 1 309 310 typedef struct sip_header_general { 311 char *sip_hdr_start; 312 char *sip_hdr_end; 313 char *sip_hdr_current; 314 sip_parsed_header_t *sip_hdr_parsed; 315 }sip_hdr_general_t; 316 317 /* SIP methods */ 318 typedef enum { 319 UNKNOWN = 0, 320 INVITE, 321 ACK, 322 OPTIONS, 323 BYE, 324 CANCEL, 325 REGISTER, 326 REFER, 327 INFO, 328 SUBSCRIBE, 329 NOTIFY, 330 PRACK 331 }sip_method_t; 332 333 #define MAX_SIP_METHODS 12 334 335 typedef struct sip_methods { 336 char *name; /* Name of the method */ 337 int len; /* Length for comparison */ 338 }sip_methods_t; 339 340 extern sip_methods_t sip_methods[]; 341 342 /* SIP header function table */ 343 typedef struct header_function_table { 344 char *header_name; 345 char *header_short_name; 346 int (*header_parse_func)(struct sip_header *, 347 struct sip_parsed_header **); 348 boolean_t (*header_check_compliance)(struct sip_parsed_header *); 349 boolean_t (*header_is_equal)(struct sip_parsed_header *, 350 struct sip_parsed_header *); 351 void (*header_free)(struct sip_parsed_header *); 352 }sip_header_function_t; 353 354 /* Connection Manager interface */ 355 typedef struct sip_io_pointers_s { 356 int (*sip_conn_send)(const sip_conn_object_t, char *, int); 357 void (*sip_hold_conn_object)(sip_conn_object_t); 358 void (*sip_rel_conn_object)(sip_conn_object_t); 359 boolean_t (*sip_conn_is_stream)(sip_conn_object_t); 360 boolean_t (*sip_conn_is_reliable)(sip_conn_object_t); 361 int (*sip_conn_remote_address)(sip_conn_object_t, struct sockaddr *, 362 socklen_t *); 363 int (*sip_conn_local_address)(sip_conn_object_t, struct sockaddr *, 364 socklen_t *); 365 int (*sip_conn_transport)(sip_conn_object_t); 366 int (*sip_conn_timer1)(sip_conn_object_t); 367 int (*sip_conn_timer2)(sip_conn_object_t); 368 int (*sip_conn_timer4)(sip_conn_object_t); 369 int (*sip_conn_timerd)(sip_conn_object_t); 370 }sip_io_pointers_t; 371 372 /* Upper layer registerations */ 373 typedef struct sip_ulp_pointers_s { 374 void (*sip_ulp_recv)(const sip_conn_object_t, 375 sip_msg_t, const sip_dialog_t); 376 uint_t (*sip_ulp_timeout)(void *, void (*func)(void *), 377 struct timeval *); 378 boolean_t (*sip_ulp_untimeout)(uint_t); 379 int (*sip_ulp_trans_error)(sip_transaction_t, int, void *); 380 void (*sip_ulp_dlg_del)(sip_dialog_t, sip_msg_t, void *); 381 void (*sip_ulp_trans_state_cb)(sip_transaction_t, 382 sip_msg_t, int, int); 383 void (*sip_ulp_dlg_state_cb)(sip_dialog_t, sip_msg_t, int, 384 int); 385 }sip_ulp_pointers_t; 386 387 /* SIP stack initialization structure */ 388 typedef struct sip_stack_init_s { 389 int sip_version; 390 int sip_stack_flags; 391 sip_io_pointers_t *sip_io_pointers; 392 sip_ulp_pointers_t *sip_ulp_pointers; 393 sip_header_function_t *sip_function_table; 394 }sip_stack_init_t; 395 396 /* SIP stack version */ 397 #define SIP_STACK_VERSION 1 398 399 /* Flags for sip_stack_flags */ 400 #define SIP_STACK_DIALOGS 0x0001 401 402 extern int sip_init_conn_object(sip_conn_object_t); 403 extern void sip_clear_stale_data(sip_conn_object_t); 404 extern void sip_conn_destroyed(sip_conn_object_t); 405 406 extern int (*sip_stack_send)(const sip_conn_object_t, char *, int); 407 extern void (*sip_refhold_conn)(sip_conn_object_t); 408 extern void (*sip_refrele_conn)(sip_conn_object_t); 409 extern boolean_t (*sip_is_conn_stream)(sip_conn_object_t); 410 extern boolean_t (*sip_is_conn_reliable)(sip_conn_object_t); 411 extern int (*sip_conn_rem_addr)(sip_conn_object_t, 412 struct sockaddr *, socklen_t *); 413 extern int (*sip_conn_local_addr)(sip_conn_object_t, 414 struct sockaddr *, socklen_t *); 415 extern int (*sip_conn_transport)(sip_conn_object_t); 416 extern int (*sip_conn_timer1)(sip_conn_object_t); 417 extern int (*sip_conn_timer2)(sip_conn_object_t); 418 extern int (*sip_conn_timer4)(sip_conn_object_t); 419 extern int (*sip_conn_timerd)(sip_conn_object_t); 420 421 extern uint_t (*sip_stack_timeout)(void *, void (*func)(void *), 422 struct timeval *); 423 extern boolean_t (*sip_stack_untimeout)(uint_t); 424 425 extern sip_msg_t sip_new_msg(); 426 extern void sip_free_msg(sip_msg_t); 427 extern void sip_hold_msg(sip_msg_t); 428 extern int sip_stack_init(sip_stack_init_t *); 429 extern int sip_sendmsg(sip_conn_object_t, sip_msg_t, sip_dialog_t, 430 uint32_t); 431 extern void sip_process_new_packet(sip_conn_object_t, void *, 432 size_t); 433 extern char *sip_guid(); 434 extern char *sip_sent_by_to_str(int *); 435 extern int sip_register_sent_by(char *); 436 extern void sip_unregister_sent_by(char *); 437 extern void sip_unregister_all_sent_by(); 438 extern char *sip_branchid(sip_msg_t); 439 extern uint32_t sip_get_cseq(); 440 extern uint32_t sip_get_rseq(); 441 extern int sip_get_num_via(sip_msg_t, int *); 442 443 extern int sip_add_from(sip_msg_t, char *, char *, char *, 444 boolean_t, char *); 445 extern int sip_add_to(sip_msg_t, char *, char *, char *, 446 boolean_t, char *); 447 extern int sip_add_response_line(sip_msg_t, int, char *); 448 extern int sip_add_request_line(sip_msg_t, sip_method_t, char *); 449 extern int sip_add_via(sip_msg_t, char *, char *, int, char *); 450 extern int sip_add_maxforward(sip_msg_t, uint_t); 451 extern int sip_add_callid(sip_msg_t, char *); 452 extern int sip_add_cseq(sip_msg_t, sip_method_t, uint32_t); 453 extern int sip_add_content_type(sip_msg_t, char *, char *); 454 extern int sip_add_content(sip_msg_t, char *); 455 extern int sip_add_contact(sip_msg_t, char *, char *, boolean_t, 456 char *); 457 extern int sip_add_route(sip_msg_t, char *, char *, char *); 458 extern int sip_add_record_route(sip_msg_t, char *, char *, char *); 459 extern int sip_add_branchid_to_via(sip_msg_t, char *); 460 extern int sip_add_accept(sip_msg_t, char *, char *, char *, 461 char *); 462 extern int sip_add_author(sip_msg_t, char *, char *); 463 extern int sip_add_authen_info(sip_msg_t, char *); 464 extern int sip_add_proxy_authen(sip_msg_t, char *, char *); 465 extern int sip_add_proxy_author(sip_msg_t, char *, char *); 466 extern int sip_add_proxy_require(sip_msg_t, char *); 467 extern int sip_add_www_authen(sip_msg_t, char *, char *); 468 extern int sip_add_accept_enc(sip_msg_t, char *, char *); 469 extern int sip_add_accept_lang(sip_msg_t, char *, char *); 470 extern int sip_add_alert_info(sip_msg_t, char *, char *); 471 extern int sip_add_allow(sip_msg_t, sip_method_t); 472 extern int sip_add_call_info(sip_msg_t, char *, char *); 473 extern int sip_add_content_disp(sip_msg_t, char *, char *); 474 extern int sip_add_content_enc(sip_msg_t, char *); 475 extern int sip_add_content_lang(sip_msg_t, char *); 476 extern int sip_add_date(sip_msg_t, char *); 477 extern int sip_add_error_info(sip_msg_t, char *, char *); 478 extern int sip_add_expires(sip_msg_t, int); 479 extern int sip_add_in_reply_to(sip_msg_t, char *); 480 extern int sip_add_mime_version(sip_msg_t, char *); 481 extern int sip_add_min_expires(sip_msg_t, int); 482 extern int sip_add_org(sip_msg_t, char *); 483 extern int sip_add_priority(sip_msg_t, char *); 484 extern int sip_add_reply_to(sip_msg_t, char *, char *, char *, 485 boolean_t); 486 extern int sip_add_require(sip_msg_t, char *); 487 extern int sip_add_retry_after(sip_msg_t, int, char *, char *); 488 extern int sip_add_server(sip_msg_t, char *); 489 extern int sip_add_subject(sip_msg_t, char *); 490 extern int sip_add_supported(sip_msg_t, char *); 491 extern int sip_add_tstamp(sip_msg_t, char *, char *); 492 extern int sip_add_unsupported(sip_msg_t, char *); 493 extern int sip_add_user_agent(sip_msg_t, char *); 494 extern int sip_add_warning(sip_msg_t, int, char *, char *); 495 extern int sip_add_allow_events(sip_msg_t, char *); 496 extern int sip_add_event(sip_msg_t, char *, char *); 497 extern int sip_add_substate(sip_msg_t, char *, char *); 498 extern int sip_add_privacy(sip_msg_t, char *); 499 extern int sip_add_passertedid(sip_msg_t, char *, char *, 500 boolean_t); 501 extern int sip_add_ppreferredid(sip_msg_t, char *, char *, 502 boolean_t); 503 extern int sip_add_rack(sip_msg_t, int, int, sip_method_t); 504 extern int sip_add_rseq(sip_msg_t, int); 505 extern const sip_str_t *sip_get_author_scheme(sip_msg_t, int *); 506 extern const sip_str_t *sip_get_author_param(sip_msg_t, char *, int *); 507 extern const sip_str_t *sip_get_authen_info(sip_header_value_t, int *); 508 extern const sip_str_t *sip_get_proxy_authen_scheme(sip_msg_t, int *); 509 extern const sip_str_t *sip_get_proxy_authen_param(sip_msg_t, char *, int *); 510 extern const sip_str_t *sip_get_proxy_author_scheme(sip_msg_t, int *); 511 extern const sip_str_t *sip_get_proxy_author_param(sip_msg_t, char *, int *); 512 extern const sip_str_t *sip_get_proxy_require(sip_header_value_t, int *); 513 extern const sip_str_t *sip_get_www_authen_scheme(sip_msg_t, int *); 514 extern const sip_str_t *sip_get_www_authen_param(sip_msg_t, char *, int *); 515 extern const sip_str_t *sip_get_allow_events(sip_header_value_t, int *); 516 extern const sip_str_t *sip_get_event(sip_msg_t, int *); 517 extern const sip_str_t *sip_get_substate(sip_msg_t, int *); 518 extern const sip_str_t *sip_get_accept_type(sip_header_value_t, int *); 519 extern const sip_str_t *sip_get_accept_sub_type(sip_header_value_t, int *); 520 extern const sip_str_t *sip_get_accept_enc(sip_header_value_t, int *); 521 extern const sip_str_t *sip_get_accept_lang(sip_header_value_t, int *); 522 extern const sip_str_t *sip_get_alert_info_uri(sip_header_value_t, int *); 523 extern sip_method_t sip_get_allow_method(sip_header_value_t, int *); 524 extern int sip_get_min_expires(sip_msg_t, int *); 525 extern const sip_str_t *sip_get_mime_version(sip_msg_t, int *); 526 extern const sip_str_t *sip_get_org(sip_msg_t, int *); 527 extern const sip_str_t *sip_get_priority(sip_msg_t, int *); 528 extern const sip_str_t *sip_get_replyto_display_name(sip_msg_t, int *); 529 extern const sip_str_t *sip_get_replyto_uri_str(sip_msg_t, int *); 530 extern const sip_str_t *sip_get_date_time(sip_msg_t, int *); 531 extern int sip_get_date_day(sip_msg_t, int *); 532 extern const sip_str_t *sip_get_date_month(sip_msg_t, int *); 533 extern const sip_str_t *sip_get_date_wkday(sip_msg_t, int *); 534 extern int sip_get_date_year(sip_msg_t, int *); 535 extern const sip_str_t *sip_get_date_timezone(sip_msg_t, int *); 536 extern const sip_str_t *sip_get_content_disp(sip_msg_t, int *); 537 extern const sip_str_t *sip_get_content_lang(sip_header_value_t, int *); 538 extern const sip_str_t *sip_get_content_enc(sip_header_value_t, int *); 539 extern const sip_str_t *sip_get_error_info_uri(sip_header_value_t, int *); 540 extern int sip_get_expires(sip_msg_t, int *); 541 extern const sip_str_t *sip_get_require(sip_header_value_t, int *); 542 extern const sip_str_t *sip_get_subject(sip_msg_t, int *); 543 extern const sip_str_t *sip_get_supported(sip_header_value_t, int *); 544 extern const sip_str_t *sip_get_tstamp_delay(sip_msg_t, int *); 545 extern const sip_str_t *sip_get_tstamp_value(sip_msg_t, int *); 546 extern const sip_str_t *sip_get_unsupported(sip_header_value_t, int *); 547 extern const sip_str_t *sip_get_server(sip_msg_t, int *); 548 extern const sip_str_t *sip_get_user_agent(sip_msg_t, int *); 549 extern int sip_get_warning_code(sip_header_value_t, int *); 550 extern const sip_str_t *sip_get_warning_agent(sip_header_value_t, int *); 551 extern const sip_str_t *sip_get_warning_text(sip_header_value_t, int *); 552 extern const sip_str_t *sip_get_call_info_uri(sip_header_value_t, int *); 553 extern const sip_str_t *sip_get_in_reply_to(sip_header_value_t, int *); 554 extern int sip_get_retry_after_time(sip_msg_t, int *); 555 extern const sip_str_t *sip_get_retry_after_cmts(sip_msg_t, int *); 556 extern const sip_str_t *sip_get_passertedid_display_name(sip_header_value_t, 557 int *); 558 extern const sip_str_t *sip_get_passertedid_uri_str(sip_header_value_t, 559 int *); 560 extern const sip_str_t *sip_get_ppreferredid_display_name(sip_header_value_t, 561 int *); 562 extern const sip_str_t *sip_get_ppreferredid_uri_str(sip_header_value_t, 563 int *); 564 extern const sip_str_t *sip_get_priv_value(sip_header_value_t, int *); 565 extern int sip_get_rack_resp_num(sip_msg_t, int *); 566 extern int sip_get_rack_cseq_num(sip_msg_t, int *); 567 extern sip_method_t sip_get_rack_method(sip_msg_t, int *); 568 extern int sip_get_rseq_resp_num(sip_msg_t, int *); 569 570 extern int sip_copy_start_line(sip_msg_t, sip_msg_t); 571 extern int sip_delete_start_line(sip_msg_t sip_msg); 572 extern int sip_copy_header(sip_msg_t, sip_header_t, char *); 573 extern int sip_copy_header_by_name(sip_msg_t, sip_msg_t, char *, 574 char *); 575 extern int sip_copy_all_headers(sip_msg_t, sip_msg_t); 576 extern int sip_delete_header_by_name(sip_msg_t, char *); 577 extern int sip_add_header(sip_msg_t, char *); 578 extern sip_header_t sip_add_param(sip_header_t, char *, int *); 579 extern int sip_delete_header(sip_header_t); 580 extern int sip_delete_value(sip_header_t, sip_header_value_t); 581 extern sip_msg_t sip_clone_msg(const sip_msg_t); 582 extern sip_msg_t sip_create_response(const sip_msg_t, int, char *, 583 char *, char *); 584 extern int sip_create_OKack(const sip_msg_t, sip_msg_t, char *, 585 char *, int, char *); 586 extern char *sip_get_resp_desc(int); 587 extern char *sip_get_branchid(const sip_msg_t, int *); 588 589 extern const struct sip_header *sip_get_header(sip_msg_t, char *, sip_header_t, 590 int *); 591 extern const struct sip_value *sip_get_header_value( 592 const struct sip_header *, int *); 593 extern const struct sip_value *sip_get_next_value(sip_header_value_t, int *); 594 extern const sip_str_t *sip_get_param_value(sip_header_value_t, 595 char *, int *); 596 extern const sip_param_t *sip_get_params(sip_header_value_t, int *); 597 extern boolean_t sip_is_param_present(const sip_param_t *, 598 char *, int); 599 600 extern char *sip_msg_to_str(sip_msg_t, int *); 601 extern char *sip_hdr_to_str(sip_header_t, int *); 602 extern char *sip_reqline_to_str(sip_msg_t, int *); 603 extern char *sip_respline_to_str(sip_msg_t, int *); 604 extern boolean_t sip_msg_is_request(const sip_msg_t, int *); 605 extern boolean_t sip_msg_is_response(const sip_msg_t, int *); 606 extern sip_method_t sip_get_request_method(const sip_msg_t, int *); 607 extern const sip_str_t *sip_get_request_uri_str(sip_msg_t, int *); 608 extern int sip_get_response_code(sip_msg_t, int *); 609 extern const sip_str_t *sip_get_response_phrase(sip_msg_t, int *); 610 extern const sip_str_t *sip_get_sip_version(sip_msg_t, int *); 611 extern int sip_get_msg_len(sip_msg_t, int *); 612 extern const sip_str_t *sip_get_route_uri_str(sip_header_value_t, int *); 613 extern const sip_str_t *sip_get_route_display_name(sip_header_value_t, int *); 614 extern const sip_str_t *sip_get_contact_uri_str(sip_header_value_t, int *); 615 extern const sip_str_t *sip_get_contact_display_name(sip_header_value_t, 616 int *); 617 extern const sip_str_t *sip_get_from_uri_str(sip_msg_t, int *); 618 extern const sip_str_t *sip_get_from_display_name(sip_msg_t, int *); 619 extern const sip_str_t *sip_get_from_tag(sip_msg_t, int *); 620 extern const sip_str_t *sip_get_to_uri_str(sip_msg_t, int *); 621 extern const sip_str_t *sip_get_to_display_name(sip_msg_t, int *); 622 extern const sip_str_t *sip_get_to_tag(sip_msg_t, int *); 623 extern const sip_str_t *sip_get_callid(sip_msg_t, int *); 624 extern int sip_get_callseq_num(sip_msg_t, int *); 625 extern sip_method_t sip_get_callseq_method(sip_msg_t, int *); 626 extern const sip_str_t *sip_get_via_sent_by_host(sip_header_value_t, int *); 627 extern int sip_get_via_sent_by_port(sip_header_value_t, int *); 628 extern const sip_str_t *sip_get_via_sent_protocol_version(sip_header_value_t, 629 int *); 630 extern const sip_str_t *sip_get_via_sent_protocol_name(sip_header_value_t, 631 int *); 632 extern const sip_str_t *sip_get_via_sent_transport(sip_header_value_t, 633 int *); 634 extern int sip_get_maxforward(sip_msg_t, int *); 635 extern int sip_get_content_length(sip_msg_t, int *); 636 extern const sip_str_t *sip_get_content_type(sip_msg_t, int *); 637 extern const sip_str_t *sip_get_content_sub_type(sip_msg_t, int *); 638 extern char *sip_get_content(sip_msg_t, int *); 639 extern sip_msg_t sip_create_dialog_req(sip_method_t, sip_dialog_t, 640 char *, char *, int, char *, uint32_t, int); 641 642 extern int sip_get_dialog_state(sip_dialog_t, int *); 643 extern int sip_get_dialog_method(sip_dialog_t, int *); 644 extern const sip_str_t *sip_get_dialog_callid(sip_dialog_t, int *); 645 extern const sip_str_t *sip_get_dialog_local_tag(sip_dialog_t, int *); 646 extern const sip_str_t *sip_get_dialog_remote_tag(sip_dialog_t, int *); 647 extern const struct sip_uri *sip_get_dialog_local_uri(sip_dialog_t, int *); 648 extern const struct sip_uri *sip_get_dialog_remote_uri(sip_dialog_t, int *); 649 extern const struct sip_uri *sip_get_dialog_remote_target_uri(sip_dialog_t, 650 int *); 651 extern const sip_str_t *sip_get_dialog_route_set(sip_dialog_t, int *); 652 extern boolean_t sip_is_dialog_secure(sip_dialog_t, int *); 653 extern uint32_t sip_get_dialog_local_cseq(sip_dialog_t, int *); 654 extern uint32_t sip_get_dialog_remote_cseq(sip_dialog_t, int *); 655 extern int sip_get_dialog_type(sip_dialog_t dialog, int *); 656 657 extern void sip_hold_dialog(sip_dialog_t); 658 extern void sip_release_dialog(sip_dialog_t); 659 extern void sip_delete_dialog(sip_dialog_t); 660 661 extern sip_uri_t sip_parse_uri(sip_str_t *, int *); 662 extern void sip_free_parsed_uri(sip_uri_t); 663 extern boolean_t sip_is_sipuri(const struct sip_uri *); 664 extern const sip_str_t *sip_get_uri_scheme(const struct sip_uri *, 665 int *); 666 extern const sip_str_t *sip_get_uri_user(const struct sip_uri *, 667 int *); 668 extern const sip_str_t *sip_get_uri_password(const struct sip_uri *, 669 int *); 670 extern const sip_str_t *sip_get_uri_host(const struct sip_uri *, 671 int *); 672 extern int sip_get_uri_port(const struct sip_uri *, 673 int *error); 674 extern const sip_param_t *sip_get_uri_params(const struct sip_uri *, 675 int *); 676 extern const sip_str_t *sip_get_uri_headers(const struct sip_uri *, 677 int *); 678 extern const sip_str_t *sip_get_uri_opaque(const struct sip_uri *, 679 int *); 680 extern const sip_str_t *sip_get_uri_query(const struct sip_uri *, 681 int *); 682 extern const sip_str_t *sip_get_uri_path(const struct sip_uri *, 683 int *); 684 extern const sip_str_t *sip_get_uri_regname(const struct sip_uri *, 685 int *); 686 extern boolean_t sip_is_uri_teluser(const struct sip_uri *); 687 extern int sip_get_uri_errflags(const struct sip_uri *, 688 int *); 689 extern char *sip_uri_errflags_to_str(int); 690 691 extern const struct sip_uri *sip_get_request_uri(sip_msg_t, int *); 692 extern const struct sip_uri *sip_get_uri_parsed(sip_header_value_t, int *); 693 694 /* Transaction functions */ 695 extern const struct sip_xaction *sip_get_trans(sip_msg_t, int, int *); 696 extern char *sip_get_trans_branchid(sip_transaction_t, 697 int *); 698 extern sip_method_t sip_get_trans_method(sip_transaction_t, 699 int *); 700 extern int sip_get_trans_state(sip_transaction_t, int *); 701 extern const struct sip_message *sip_get_trans_resp_msg(sip_transaction_t, 702 int *); 703 extern const struct sip_message *sip_get_trans_orig_msg(sip_transaction_t, 704 int *); 705 extern void sip_hold_trans(sip_transaction_t); 706 extern void sip_release_trans(sip_transaction_t); 707 extern const struct sip_conn_object *sip_get_trans_conn_obj( 708 sip_transaction_t, int *); 709 #ifdef __cplusplus 710 } 711 #endif 712 713 #endif /* _SIP_H */ 714