?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
Bug 1888590 - Mark some subtests on trusted-types-event-handlers.html as failing...
[gecko.git] / third_party / sipcc / sipcc_sdp.h
blob1b7470ad657c1463c8e52659b5a07e5ece220784
1 /* This Source Code Form is subject to the terms of the Mozilla Public
2 * License, v. 2.0. If a copy of the MPL was not distributed with this
3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
4
5 #ifndef _SIPCC_SDP_H_
6 #define _SIPCC_SDP_H_
7
8 #include "sdp_os_defs.h"
9 #include "ccsdp.h"
10
11 /* SDP Defines */
12
13 /* The following defines are used to indicate params that are specified
14 * as the choose parameter or parameters that are invalid. These can
15 * be used where the value required is really a uint16_t, but is represented
16 * by an int32_t.
17 */
18 #define SDP_CHOOSE_PARAM (-1)
19 #define SDP_SESSION_LEVEL 0xFFFF
20
21 #define UNKNOWN_CRYPTO_SUITE "UNKNOWN_CRYPTO_SUITE"
22 #define AES_CM_128_HMAC_SHA1_32 "AES_CM_128_HMAC_SHA1_32"
23 #define AES_CM_128_HMAC_SHA1_80 "AES_CM_128_HMAC_SHA1_80"
24 #define F8_128_HMAC_SHA1_80 "F8_128_HMAC_SHA1_80"
25
26 /* Pulled in from rtp_defs.h. */
27 #define GET_DYN_PAYLOAD_TYPE_VALUE(a) ((a & 0XFF00) ? ((a & 0XFF00) >> 8) : a)
28 #define SET_PAYLOAD_TYPE_WITH_DYNAMIC(a,b) ((a << 8) | b)
29
30 /*
31 * SDP_SRTP_MAX_KEY_SIZE_BYTES
32 * Maximum size for a SRTP Master Key in bytes.
33 */
34 #define SDP_SRTP_MAX_KEY_SIZE_BYTES 16
35 /*
36 * SDP_SRTP_MAX_SALT_SIZE_BYTES
37 * Maximum size for a SRTP Master Salt in bytes.
38 */
39 #define SDP_SRTP_MAX_SALT_SIZE_BYTES 14
40 /*
41 * SDP_SRTP_MAX_MKI_SIZE_BYTES
42 * Maximum size for a SRTP Master Key Index in bytes.
43 */
44 #define SDP_SRTP_MAX_MKI_SIZE_BYTES 4
45
46 /* Max number of characters for Lifetime */
47 #define SDP_SRTP_MAX_LIFETIME_BYTES 16
48
49 #define SDP_SDESCRIPTIONS_KEY_SIZE_UNKNOWN 0
50 #define SDP_SRTP_CRYPTO_SELECTION_FLAGS_UNKNOWN 0
51
52 /* Max number of fmtp redundant encodings */
53 #define SDP_FMTP_MAX_REDUNDANT_ENCODINGS 128
54
55 /*
56 * SRTP_CONTEXT_SET_*
57 * Set a SRTP Context field flag
58 */
59 #define SDP_SRTP_ENCRYPT_MASK 0x00000001
60 #define SDP_SRTP_AUTHENTICATE_MASK 0x00000002
61 #define SDP_SRTCP_ENCRYPT_MASK 0x00000004
62 #define SDP_SRTCP_SSRC_MASK 0x20000000
63 #define SDP_SRTCP_ROC_MASK 0x10000000
64 #define SDP_SRTCP_KDR_MASK 0x08000000
65 #define SDP_SRTCP_KEY_MASK 0x80000000
66 #define SDP_SRTCP_SALT_MASK 0x40000000
67
68 #define SDP_SRTP_CONTEXT_SET_SSRC(cw) ((cw) |= SDP_SRTCP_SSRC_MASK)
69 #define SDP_SRTP_CONTEXT_SET_ROC(cw) ((cw) |= SDP_SRTCP_ROC_MASK)
70 #define SDP_SRTP_CONTEXT_SET_KDR(cw) ((cw) |= SDP_SRTCP_KDR_MASK)
71 #define SDP_SRTP_CONTEXT_SET_MASTER_KEY(cw) ((cw) |= SDP_SRTCP_KEY_MASK)
72 #define SDP_SRTP_CONTEXT_SET_MASTER_SALT(cw) ((cw) |= SDP_SRTCP_SALT_MASK)
73 #define SDP_SRTP_CONTEXT_SET_ENCRYPT_AUTHENTICATE(cw) \
74 ((cw) |= (SDP_SRTP_ENCRYPT_MASK | SDP_SRTP_AUTHENTICATE_MASK | \
75 SDP_SRTCP_ENCRYPT_MASK))
76 #define SDP_SRTP_CONTEXT_RESET_SSRC(cw) ((cw) &= ~(SDP_SRTCP_SSRC_MASK))
77 #define SDP_SRTP_CONTEXT_RESET_ROC(cw) ((cw) &= ~(SDP_SRTCP_ROC_MASK))
78 #define SDP_SRTP_CONTEXT_RESET_KDR(cw) ((cw) &= ~(SDP_SRTCP_KDR_MASK))
79 #define SDP_CONTEXT_RESET_MASTER_KEY(cw) ((cw) &= ~(SDP_SRTCP_KEY_MASK))
80 #define SDP_CONTEXT_RESET_MASTER_SALT(cw) ((cw) &= ~(SDP_SRTCP_SALT_MASK))
81 #define SDP_EXTMAP_AUDIO_LEVEL "urn:ietf:params:rtp-hdrext:ssrc-audio-level"
82
83 /* SDP Enum Types */
84 typedef enum {
85 SDP_DEBUG_TRACE,
86 SDP_DEBUG_WARNINGS,
87 SDP_DEBUG_ERRORS,
88 SDP_MAX_DEBUG_TYPES
89 } sdp_debug_e;
90
91 typedef enum {
92 SDP_CHOOSE_CONN_ADDR,
93 SDP_CHOOSE_PORTNUM,
94 SDP_MAX_CHOOSE_PARAMS
95 } sdp_choose_param_e;
96
97
98 /* Token Lines - these must be in the same order they should
99 * appear in an SDP.
100 */
101 typedef enum {
102 SDP_TOKEN_V = 0,
103 SDP_TOKEN_O,
104 SDP_TOKEN_S,
105 SDP_TOKEN_I,
106 SDP_TOKEN_U,
107 SDP_TOKEN_E,
108 SDP_TOKEN_P,
109 SDP_TOKEN_C,
110 SDP_TOKEN_B,
111 SDP_TOKEN_T,
112 SDP_TOKEN_R,
113 SDP_TOKEN_Z,
114 SDP_TOKEN_K,
115 SDP_TOKEN_A,
116 SDP_TOKEN_M,
117 SDP_MAX_TOKENS
118 } sdp_token_e;
119
120 /* Media Types */
121 typedef enum {
122 SDP_MEDIA_AUDIO = 0,
123 SDP_MEDIA_VIDEO,
124 SDP_MEDIA_APPLICATION,
125 SDP_MEDIA_DATA,
126 SDP_MEDIA_CONTROL,
127 SDP_MEDIA_NAS_RADIUS,
128 SDP_MEDIA_NAS_TACACS,
129 SDP_MEDIA_NAS_DIAMETER,
130 SDP_MEDIA_NAS_L2TP,
131 SDP_MEDIA_NAS_LOGIN,
132 SDP_MEDIA_NAS_NONE,
133 SDP_MEDIA_TEXT,
134 SDP_MEDIA_IMAGE,
135 SDP_MAX_MEDIA_TYPES,
136 SDP_MEDIA_UNSUPPORTED,
137 SDP_MEDIA_INVALID
138 } sdp_media_e;
139
140
141 /* Connection Network Type */
142 typedef enum {
143 SDP_NT_INTERNET = 0, /* 0 -> IP - In SDP "IN" is defined */
144 /* to mean "Internet" */
145 SDP_NT_ATM, /* 1 -> ATM */
146 SDP_NT_FR, /* 2 -> FRAME RELAY */
147 SDP_NT_LOCAL, /* 3 -> local */
148 SDP_MAX_NETWORK_TYPES,
149 SDP_NT_UNSUPPORTED,
150 SDP_NT_INVALID
151 } sdp_nettype_e;
152
153
154 /* Address Type */
155 typedef enum {
156 SDP_AT_IP4 = 0, /* 0 -> IP Version 4 (IP4) */
157 SDP_AT_IP6, /* 1 -> IP Version 6 (IP6) */
158 SDP_AT_NSAP, /* 2 -> 20 byte NSAP address */
159 SDP_AT_EPN, /* 3 -> 32 bytes of endpoint name */
160 SDP_AT_E164, /* 4 -> 15 digit decimal number addr */
161 SDP_AT_GWID, /* 5 -> Private gw id. ASCII string */
162 SDP_MAX_ADDR_TYPES,
163 SDP_AT_UNSUPPORTED,
164 SDP_AT_FQDN,
165 SDP_AT_INVALID
166 } sdp_addrtype_e;
167
168
169 /* Transport Types */
170
171 #define SDP_MAX_PROFILES 3
172
173 typedef enum {
174 SDP_TRANSPORT_RTPAVP = 0,
175 SDP_TRANSPORT_UDP,
176 SDP_TRANSPORT_UDPTL,
177 SDP_TRANSPORT_CES10,
178 SDP_TRANSPORT_LOCAL,
179 SDP_TRANSPORT_AAL2_ITU,
180 SDP_TRANSPORT_AAL2_ATMF,
181 SDP_TRANSPORT_AAL2_CUSTOM,
182 SDP_TRANSPORT_AAL1AVP,
183 SDP_TRANSPORT_UDPSPRT,
184 SDP_TRANSPORT_RTPSAVP,
185 SDP_TRANSPORT_TCP,
186 SDP_TRANSPORT_RTPSAVPF,
187 SDP_TRANSPORT_DTLSSCTP,
188 SDP_TRANSPORT_RTPAVPF,
189 SDP_TRANSPORT_UDPTLSRTPSAVP,
190 SDP_TRANSPORT_UDPTLSRTPSAVPF,
191 SDP_TRANSPORT_TCPDTLSRTPSAVP,
192 SDP_TRANSPORT_TCPDTLSRTPSAVPF,
193 SDP_TRANSPORT_UDPDTLSSCTP,
194 SDP_TRANSPORT_TCPDTLSSCTP,
195 SDP_MAX_TRANSPORT_TYPES,
196 SDP_TRANSPORT_UNSUPPORTED,
197 SDP_TRANSPORT_INVALID
198 } sdp_transport_e;
199
200
201 /* Encryption KeyType */
202 typedef enum {
203 SDP_ENCRYPT_CLEAR, /* 0 -> Key given in the clear */
204 SDP_ENCRYPT_BASE64, /* 1 -> Base64 encoded key */
205 SDP_ENCRYPT_URI, /* 2 -> Ptr to URI */
206 SDP_ENCRYPT_PROMPT, /* 3 -> No key included, prompt user */
207 SDP_MAX_ENCRYPT_TYPES,
208 SDP_ENCRYPT_UNSUPPORTED,
209 SDP_ENCRYPT_INVALID
210 } sdp_encrypt_type_e;
211
212
213 /* Known string payload types */
214 typedef enum {
215 SDP_PAYLOAD_T38,
216 SDP_PAYLOAD_XTMR,
217 SDP_PAYLOAD_T120,
218 SDP_MAX_STRING_PAYLOAD_TYPES,
219 SDP_PAYLOAD_UNSUPPORTED,
220 SDP_PAYLOAD_INVALID
221 } sdp_payload_e;
222
223
224 /* Payload type indicator */
225 typedef enum {
226 SDP_PAYLOAD_NUMERIC,
227 SDP_PAYLOAD_ENUM
228 } sdp_payload_ind_e;
229
230
231 /* Image payload types */
232 typedef enum {
233 SDP_PORT_NUM_ONLY, /* <port> or '$' */
234 SDP_PORT_NUM_COUNT, /* <port>/<number of ports> */
235 SDP_PORT_VPI_VCI, /* <vpi>/<vci> */
236 SDP_PORT_VCCI, /* <vcci> */
237 SDP_PORT_NUM_VPI_VCI, /* <port>/<vpi>/<vci> */
238 SDP_PORT_VCCI_CID, /* <vcci>/<cid> or '$'/'$' */
239 SDP_PORT_NUM_VPI_VCI_CID, /* <port>/<vpi>/<vci>/<cid> */
240 SDP_MAX_PORT_FORMAT_TYPES,
241 SDP_PORT_FORMAT_INVALID
242 } sdp_port_format_e;
243
244
245 /* Fmtp attribute format Types */
246 typedef enum {
247 SDP_FMTP_NTE,
248 SDP_FMTP_CODEC_INFO,
249 SDP_FMTP_MODE,
250 SDP_FMTP_DATACHANNEL,
251 SDP_FMTP_UNKNOWN_TYPE,
252 SDP_FMTP_MAX_TYPE
253 } sdp_fmtp_format_type_e;
254
255
256 /* T.38 Rate Mgmt Types */
257 typedef enum {
258 SDP_T38_LOCAL_TCF,
259 SDP_T38_TRANSFERRED_TCF,
260 SDP_T38_UNKNOWN_RATE,
261 SDP_T38_MAX_RATES
262 } sdp_t38_ratemgmt_e;
263
264
265 /* T.38 udp EC Types */
266 typedef enum {
267 SDP_T38_UDP_REDUNDANCY,
268 SDP_T38_UDP_FEC,
269 SDP_T38_UDPEC_UNKNOWN,
270 SDP_T38_MAX_UDPEC
271 } sdp_t38_udpec_e;
272
273 /* Bitmaps for manipulating sdp_direction_e */
274 typedef enum {
275 SDP_DIRECTION_FLAG_SEND=0x01,
276 SDP_DIRECTION_FLAG_RECV=0x02
277 } sdp_direction_flag_e;
278
279 /* Media flow direction */
280 typedef enum {
281 SDP_DIRECTION_INACTIVE = 0,
282 SDP_DIRECTION_SENDONLY = SDP_DIRECTION_FLAG_SEND,
283 SDP_DIRECTION_RECVONLY = SDP_DIRECTION_FLAG_RECV,
284 SDP_DIRECTION_SENDRECV = SDP_DIRECTION_FLAG_SEND | SDP_DIRECTION_FLAG_RECV,
285 SDP_MAX_QOS_DIRECTIONS
286 } sdp_direction_e;
287
288 #define SDP_DIRECTION_PRINT(arg) \
289 (((sdp_direction_e)(arg)) == SDP_DIRECTION_INACTIVE ? "SDP_DIRECTION_INACTIVE " : \
290 ((sdp_direction_e)(arg)) == SDP_DIRECTION_SENDONLY ? "SDP_DIRECTION_SENDONLY": \
291 ((sdp_direction_e)(arg)) == SDP_DIRECTION_RECVONLY ? "SDP_DIRECTION_RECVONLY ": \
292 ((sdp_direction_e)(arg)) == SDP_DIRECTION_SENDRECV ? " SDP_DIRECTION_SENDRECV": "SDP_MAX_QOS_DIRECTIONS")
293
294
295 /* QOS Strength tag */
296 typedef enum {
297 SDP_QOS_STRENGTH_OPT,
298 SDP_QOS_STRENGTH_MAND,
299 SDP_QOS_STRENGTH_SUCC,
300 SDP_QOS_STRENGTH_FAIL,
301 SDP_QOS_STRENGTH_NONE,
302 SDP_MAX_QOS_STRENGTH,
303 SDP_QOS_STRENGTH_UNKNOWN
304 } sdp_qos_strength_e;
305
306
307 /* QOS direction */
308 typedef enum {
309 SDP_QOS_DIR_SEND,
310 SDP_QOS_DIR_RECV,
311 SDP_QOS_DIR_SENDRECV,
312 SDP_QOS_DIR_NONE,
313 SDP_MAX_QOS_DIR,
314 SDP_QOS_DIR_UNKNOWN
315 } sdp_qos_dir_e;
316
317 /* QoS Status types */
318 typedef enum {
319 SDP_QOS_LOCAL,
320 SDP_QOS_REMOTE,
321 SDP_QOS_E2E,
322 SDP_MAX_QOS_STATUS_TYPES,
323 SDP_QOS_STATUS_TYPE_UNKNOWN
324 } sdp_qos_status_types_e;
325
326 /* QoS Status types */
327 typedef enum {
328 SDP_CURR_QOS_TYPE,
329 SDP_CURR_UNKNOWN_TYPE,
330 SDP_MAX_CURR_TYPES
331 } sdp_curr_type_e;
332
333 /* QoS Status types */
334 typedef enum {
335 SDP_DES_QOS_TYPE,
336 SDP_DES_UNKNOWN_TYPE,
337 SDP_MAX_DES_TYPES
338 } sdp_des_type_e;
339
340 /* QoS Status types */
341 typedef enum {
342 SDP_CONF_QOS_TYPE,
343 SDP_CONF_UNKNOWN_TYPE,
344 SDP_MAX_CONF_TYPES
345 } sdp_conf_type_e;
346
347
348 /* Named event range result values. */
349 typedef enum {
350 SDP_NO_MATCH,
351 SDP_PARTIAL_MATCH,
352 SDP_FULL_MATCH
353 } sdp_ne_res_e;
354
355 /* Fmtp attribute parameters for audio/video codec information */
356 typedef enum {
357
358 /* mainly for audio codecs */
359 SDP_ANNEX_A, /* 0 */
360 SDP_ANNEX_B,
361 SDP_BITRATE,
362
363 /* for video codecs */
364 SDP_QCIF,
365 SDP_CIF,
366 SDP_MAXBR,
367 SDP_SQCIF,
368 SDP_CIF4,
369 SDP_CIF16,
370 SDP_CUSTOM,
371 SDP_PAR,
372 SDP_CPCF,
373 SDP_BPP,
374 SDP_HRD,
375 SDP_PROFILE,
376 SDP_LEVEL,
377 SDP_INTERLACE,
378
379 /* H.264 related */
380 SDP_PROFILE_LEVEL_ID, /* 17 */
381 SDP_PARAMETER_SETS,
382 SDP_PACKETIZATION_MODE,
383 SDP_INTERLEAVING_DEPTH,
384 SDP_DEINT_BUF_REQ,
385 SDP_MAX_DON_DIFF,
386 SDP_INIT_BUF_TIME,
387
388 SDP_MAX_MBPS,
389 SDP_MAX_FS,
390 SDP_MAX_CPB,
391 SDP_MAX_DPB,
392 SDP_MAX_BR,
393 SDP_REDUNDANT_PIC_CAP,
394 SDP_DEINT_BUF_CAP,
395 SDP_MAX_RCMD_NALU_SIZE,
396
397 SDP_PARAMETER_ADD,
398
399 /* Annexes - begin */
400 /* Some require special handling as they don't have token=token format*/
401 SDP_ANNEX_D,
402 SDP_ANNEX_F,
403 SDP_ANNEX_I,
404 SDP_ANNEX_J,
405 SDP_ANNEX_T,
406
407 /* These annexes have token=token format */
408 SDP_ANNEX_K,
409 SDP_ANNEX_N,
410 SDP_ANNEX_P,
411
412 SDP_MODE,
413 SDP_LEVEL_ASYMMETRY_ALLOWED,
414 SDP_MAX_AVERAGE_BIT_RATE,
415 SDP_USED_TX,
416 SDP_STEREO,
417 SDP_USE_IN_BAND_FEC,
418 SDP_MAX_CODED_AUDIO_BW,
419 SDP_CBR,
420 SDP_MAX_FR,
421 SDP_MAX_PLAYBACK_RATE,
422 SDP_APT,
423 SDP_RTX_TIME,
424 SDP_MAX_FMTP_PARAM,
425 SDP_FMTP_PARAM_UNKNOWN
426 } sdp_fmtp_codec_param_e;
427
428 /* Fmtp attribute parameters values for
429 fmtp attribute parameters which convey codec
430 information */
431
432 typedef enum {
433 SDP_YES,
434 SDP_NO,
435 SDP_MAX_FMTP_PARAM_VAL,
436 SDP_FMTP_PARAM_UNKNOWN_VAL
437 } sdp_fmtp_codec_param_val_e;
438
439 /* silenceSupp suppPref */
440 typedef enum {
441 SDP_SILENCESUPP_PREF_STANDARD,
442 SDP_SILENCESUPP_PREF_CUSTOM,
443 SDP_SILENCESUPP_PREF_NULL, /* "-" */
444 SDP_MAX_SILENCESUPP_PREF,
445 SDP_SILENCESUPP_PREF_UNKNOWN
446 } sdp_silencesupp_pref_e;
447
448 /* silenceSupp sidUse */
449 typedef enum {
450 SDP_SILENCESUPP_SIDUSE_NOSID,
451 SDP_SILENCESUPP_SIDUSE_FIXED,
452 SDP_SILENCESUPP_SIDUSE_SAMPLED,
453 SDP_SILENCESUPP_SIDUSE_NULL, /* "-" */
454 SDP_MAX_SILENCESUPP_SIDUSE,
455 SDP_SILENCESUPP_SIDUSE_UNKNOWN
456 } sdp_silencesupp_siduse_e;
457
458 typedef enum {
459 SDP_MEDIADIR_ROLE_PASSIVE,
460 SDP_MEDIADIR_ROLE_ACTIVE,
461 SDP_MEDIADIR_ROLE_BOTH,
462 SDP_MEDIADIR_ROLE_REUSE,
463 SDP_MEDIADIR_ROLE_UNKNOWN,
464 SDP_MAX_MEDIADIR_ROLES,
465 SDP_MEDIADIR_ROLE_UNSUPPORTED,
466 SDP_MEDIADIR_ROLE_INVALID
467 } sdp_mediadir_role_e;
468
469 typedef enum {
470 SDP_GROUP_ATTR_FID,
471 SDP_GROUP_ATTR_LS,
472 SDP_GROUP_ATTR_ANAT,
473 SDP_GROUP_ATTR_BUNDLE,
474 SDP_MAX_GROUP_ATTR_VAL,
475 SDP_GROUP_ATTR_UNSUPPORTED
476 } sdp_group_attr_e;
477
478 typedef enum {
479 SDP_SSRC_GROUP_ATTR_DUP,
480 SDP_SSRC_GROUP_ATTR_FEC,
481 SDP_SSRC_GROUP_ATTR_FECFR,
482 SDP_SSRC_GROUP_ATTR_FID,
483 SDP_SSRC_GROUP_ATTR_SIM,
484 SDP_MAX_SSRC_GROUP_ATTR_VAL,
485 SDP_SSRC_GROUP_ATTR_UNSUPPORTED
486 } sdp_ssrc_group_attr_e;
487
488 typedef enum {
489 SDP_SRC_FILTER_INCL,
490 SDP_SRC_FILTER_EXCL,
491 SDP_MAX_FILTER_MODE,
492 SDP_FILTER_MODE_NOT_PRESENT
493 } sdp_src_filter_mode_e;
494
495 typedef enum {
496 SDP_RTCP_UNICAST_MODE_REFLECTION,
497 SDP_RTCP_UNICAST_MODE_RSI,
498 SDP_RTCP_MAX_UNICAST_MODE,
499 SDP_RTCP_UNICAST_MODE_NOT_PRESENT
500 } sdp_rtcp_unicast_mode_e;
501
502 typedef enum {
503 SDP_CONNECTION_NOT_FOUND = -1,
504 SDP_CONNECTION_NEW = 0,
505 SDP_CONNECTION_EXISTING,
506 SDP_MAX_CONNECTION,
507 SDP_CONNECTION_UNKNOWN
508 } sdp_connection_type_e;
509
510 typedef enum {
511 SDP_SCTP_MEDIA_FMT_WEBRTC_DATACHANNEL,
512 SDP_SCTP_MEDIA_FMT_UNKNOWN
513 } sdp_sctp_media_fmt_type_e;
514
515 /*
516 * sdp_srtp_fec_order_t
517 * This type defines the order in which to perform FEC
518 * (Forward Error Correction) and SRTP Encryption/Authentication.
519 */
520 typedef enum sdp_srtp_fec_order_t_ {
521 SDP_SRTP_THEN_FEC, /* upon sending perform SRTP then FEC */
522 SDP_FEC_THEN_SRTP, /* upon sending perform FEC then SRTP */
523 SDP_SRTP_FEC_SPLIT /* upon sending perform SRTP Encryption,
524 * then FEC, the SRTP Authentication */
525 } sdp_srtp_fec_order_t;
526
527
528 /*
529 * sdp_srtp_crypto_suite_t
530 * Enumeration of the crypto suites supported for MGCP SRTP
531 * package.
532 */
533 typedef enum sdp_srtp_crypto_suite_t_ {
534 SDP_SRTP_UNKNOWN_CRYPTO_SUITE = 0,
535 SDP_SRTP_AES_CM_128_HMAC_SHA1_32,
536 SDP_SRTP_AES_CM_128_HMAC_SHA1_80,
537 SDP_SRTP_F8_128_HMAC_SHA1_80,
538 SDP_SRTP_MAX_NUM_CRYPTO_SUITES
539 } sdp_srtp_crypto_suite_t;
540
541 /*
542 * SDP SRTP crypto suite definition parameters
543 *
544 * SDP_SRTP_<crypto_suite>_KEY_BYTES
545 * The size of a master key for <crypto_suite> in bytes.
546 *
547 * SDP_SRTP_<crypto_suite>_SALT_BYTES
548 * The size of a master salt for <crypto_suite> in bytes.
549 */
550 #define SDP_SRTP_AES_CM_128_HMAC_SHA1_32_KEY_BYTES 16
551 #define SDP_SRTP_AES_CM_128_HMAC_SHA1_32_SALT_BYTES 14
552 #define SDP_SRTP_AES_CM_128_HMAC_SHA1_80_KEY_BYTES 16
553 #define SDP_SRTP_AES_CM_128_HMAC_SHA1_80_SALT_BYTES 14
554 #define SDP_SRTP_F8_128_HMAC_SHA1_80_KEY_BYTES 16
555 #define SDP_SRTP_F8_128_HMAC_SHA1_80_SALT_BYTES 14
556
557 /* SDP Defines */
558
559 #define SDP_MAX_LONG_STRING_LEN 4096 /* Max len for long SDP strings */
560 #define SDP_MAX_STRING_LEN 256 /* Max len for SDP string */
561 #define SDP_MAX_SHORT_STRING_LEN 12 /* Max len for a short SDP string */
562 #define SDP_MAX_PAYLOAD_TYPES 30 /* Max payload types in m= line */
563 #define SDP_TOKEN_LEN 2 /* Len of <token>= */
564 #define SDP_CURRENT_VERSION 0 /* Current default SDP version */
565 #define SDP_MAX_PORT_PARAMS 4 /* Max m= port params - x/x/x/x */
566 #define SDP_MIN_DYNAMIC_PAYLOAD 96 /* Min dynamic payload */
567 #define SDP_MAX_DYNAMIC_PAYLOAD 127 /* Max dynamic payload */
568 #define SDP_MIN_CIF_VALUE 1 /* applies to all QCIF,CIF,CIF4,CIF16,SQCIF */
569 #define SDP_MAX_CIF_VALUE 32 /* applies to all QCIF,CIF,CIF4,CIF16,SQCIF */
570 #define SDP_MAX_SRC_ADDR_LIST 1 /* Max source addrs for which filter applies */
571
572
573 #define SDP_DEFAULT_PACKETIZATION_MODE_VALUE 0 /* max packetization mode for H.264 */
574 #define SDP_MAX_PACKETIZATION_MODE_VALUE 2 /* max packetization mode for H.264 */
575 #define SDP_INVALID_PACKETIZATION_MODE_VALUE 255
576
577 #define SDP_MAX_LEVEL_ASYMMETRY_ALLOWED_VALUE 1 /* max level asymmetry allowed value for H.264 */
578 #define SDP_DEFAULT_LEVEL_ASYMMETRY_ALLOWED_VALUE 0 /* default level asymmetry allowed value for H.264 */
579 #define SDP_INVALID_LEVEL_ASYMMETRY_ALLOWED_VALUE 2 /* invalid value for level-asymmetry-allowed param for H.264 */
580
581
582 /* Max number of stream ids that can be grouped together */
583 #define SDP_MAX_MEDIA_STREAMS 128
584
585 #define SDP_UNSUPPORTED "Unsupported"
586
587 #define SDP_MAX_PROFILE_VALUE 10
588 #define SDP_MAX_LEVEL_VALUE 100
589 #define SDP_MIN_PROFILE_LEVEL_VALUE 0
590 #define SDP_MAX_TTL_VALUE 255
591 #define SDP_MIN_MCAST_ADDR_HI_BIT_VAL 224
592 #define SDP_MAX_MCAST_ADDR_HI_BIT_VAL 239
593
594 #define SDP_MAX_SSRC_GROUP_SSRCS 32 /* max number of ssrcs allowed in a ssrc-group */
595
596 /* SDP Enum Types */
597
598 typedef enum {
599 SDP_ERR_INVALID_CONF_PTR,
600 SDP_ERR_INVALID_SDP_PTR,
601 SDP_ERR_INTERNAL,
602 SDP_MAX_ERR_TYPES
603 } sdp_errmsg_e;
604
605 /* SDP Structure Definitions */
606
607 /* String names of varios tokens */
608 typedef struct {
609 char *name;
610 uint8_t strlen;
611 } sdp_namearray_t;
612
613 /* c= line info */
614 typedef struct {
615 sdp_nettype_e nettype;
616 sdp_addrtype_e addrtype;
617 char conn_addr[SDP_MAX_STRING_LEN+1];
618 tinybool is_multicast;
619 uint16_t ttl;
620 uint16_t num_of_addresses;
621 } sdp_conn_t;
622
623 /* t= line info */
624 typedef struct sdp_timespec {
625 char start_time[SDP_MAX_STRING_LEN+1];
626 char stop_time[SDP_MAX_STRING_LEN+1];
627 struct sdp_timespec *next_p;
628 } sdp_timespec_t;
629
630
631 /* k= line info */
632 typedef struct sdp_encryptspec {
633 sdp_encrypt_type_e encrypt_type;
634 char encrypt_key[SDP_MAX_STRING_LEN+1];
635 } sdp_encryptspec_t;
636
637
638 /* FMTP attribute deals with named events in the range of 0-255 as
639 * defined in RFC 2833 */
640 #define SDP_MIN_NE_VALUE 0
641 #define SDP_MAX_NE_VALUES 256
642 #define SDP_NE_BITS_PER_WORD ( sizeof(uint32_t) * 8 )
643 #define SDP_NE_NUM_BMAP_WORDS ((SDP_MAX_NE_VALUES + SDP_NE_BITS_PER_WORD - 1)/SDP_NE_BITS_PER_WORD )
644 #define SDP_NE_BIT_0 ( 0x00000001 )
645 #define SDP_NE_ALL_BITS ( 0xFFFFFFFF )
646
647 #define SDP_DEINT_BUF_REQ_FLAG 0x1
648 #define SDP_INIT_BUF_TIME_FLAG 0x2
649 #define SDP_MAX_RCMD_NALU_SIZE_FLAG 0x4
650 #define SDP_DEINT_BUF_CAP_FLAG 0x8
651
652 #define SDP_FMTP_UNUSED 0xFFFF
653
654 typedef struct sdp_fmtp {
655 uint16_t payload_num;
656 uint32_t maxval; /* maxval optimizes bmap search */
657 uint32_t bmap[ SDP_NE_NUM_BMAP_WORDS ];
658 sdp_fmtp_format_type_e fmtp_format; /* Gives the format type
659 for FMTP attribute*/
660 tinybool annexb_required;
661 tinybool annexa_required;
662
663 tinybool annexa;
664 tinybool annexb;
665 uint32_t bitrate;
666 uint32_t mode;
667
668 /* some OPUS specific fmtp params */
669 uint32_t maxplaybackrate;
670 uint32_t maxaveragebitrate;
671 uint16_t usedtx;
672 uint16_t stereo;
673 uint16_t useinbandfec;
674 char maxcodedaudiobandwidth[SDP_MAX_STRING_LEN+1];
675 uint16_t cbr;
676
677 /* BEGIN - All Video related FMTP parameters */
678 uint16_t qcif;
679 uint16_t cif;
680 uint16_t maxbr;
681 uint16_t sqcif;
682 uint16_t cif4;
683 uint16_t cif16;
684
685 uint16_t custom_x;
686 uint16_t custom_y;
687 uint16_t custom_mpi;
688 /* CUSTOM=360,240,4 implies X-AXIS=360, Y-AXIS=240; MPI=4 */
689 uint16_t par_width;
690 uint16_t par_height;
691 /* PAR=12:11 implies par_width=12, par_height=11 */
692
693 /* CPCF should be a float. IOS does not support float and so it is uint16_t */
694 /* For portable stack, CPCF should be defined as float and the parsing should
695 * be modified accordingly */
696 uint16_t cpcf;
697 uint16_t bpp;
698 uint16_t hrd;
699
700 int16_t profile;
701 int16_t level;
702 tinybool is_interlace;
703
704 /* some more H.264 specific fmtp params */
705 char profile_level_id[SDP_MAX_STRING_LEN+1];
706 char parameter_sets[SDP_MAX_STRING_LEN+1];
707 uint16_t packetization_mode;
708 uint16_t level_asymmetry_allowed;
709 uint16_t interleaving_depth;
710 uint32_t deint_buf_req;
711 uint32_t max_don_diff;
712 uint32_t init_buf_time;
713
714 uint32_t max_mbps;
715 uint32_t max_fs;
716 uint32_t max_fr;
717 uint32_t max_cpb;
718 uint32_t max_dpb;
719 uint32_t max_br;
720 tinybool redundant_pic_cap;
721 uint32_t deint_buf_cap;
722 uint32_t max_rcmd_nalu_size;
723 uint16_t parameter_add;
724
725 tinybool annex_d;
726
727 tinybool annex_f;
728 tinybool annex_i;
729 tinybool annex_j;
730 tinybool annex_t;
731
732 /* H.263 codec requires annex K,N and P to have values */
733 uint16_t annex_k_val;
734 uint16_t annex_n_val;
735
736 /* RFC 5109 Section 4.2 for specifying redundant encodings */
737 uint8_t redundant_encodings[SDP_FMTP_MAX_REDUNDANT_ENCODINGS];
738
739 /* RFC 2833 Section 3.9 (4733) for specifying support DTMF tones:
740 The list of values consists of comma-separated elements, which
741 can be either a single decimal number or two decimal numbers
742 separated by a hyphen (dash), where the second number is larger
743 than the first. No whitespace is allowed between numbers or
744 hyphens. The list does not have to be sorted.
745 */
746 char dtmf_tones[SDP_MAX_STRING_LEN+1];
747
748 /* Annex P can take one or more values in the range 1-4 . e.g P=1,3 */
749 uint16_t annex_p_val_picture_resize; /* 1 = four; 2 = sixteenth */
750 uint16_t annex_p_val_warp; /* 3 = half; 4=sixteenth */
751
752 uint8_t flag;
753
754 /* RTX parameters */
755 uint8_t apt;
756 tinybool has_rtx_time;
757 uint32_t rtx_time;
758
759 /* END - All Video related FMTP parameters */
760
761 } sdp_fmtp_t;
762
763 /* a=sctpmap line used for Datachannels */
764 typedef struct sdp_sctpmap {
765 uint16_t port;
766 uint32_t streams; /* Num streams per Datachannel */
767 char protocol[SDP_MAX_STRING_LEN+1];
768 } sdp_sctpmap_t;
769
770 #define SDP_MAX_MSID_LEN 64
771
772 typedef struct sdp_msid {
773 char identifier[SDP_MAX_MSID_LEN+1];
774 char appdata[SDP_MAX_MSID_LEN+1];
775 } sdp_msid_t;
776
777 /* a=qos|secure|X-pc-qos|X-qos info */
778 typedef struct sdp_qos {
779 sdp_qos_strength_e strength;
780 sdp_qos_dir_e direction;
781 tinybool confirm;
782 sdp_qos_status_types_e status_type;
783 } sdp_qos_t;
784
785 /* a=curr:qos status_type direction */
786 typedef struct sdp_curr {
787 sdp_curr_type_e type;
788 sdp_qos_status_types_e status_type;
789 sdp_qos_dir_e direction;
790 } sdp_curr_t;
791
792 /* a=des:qos strength status_type direction */
793 typedef struct sdp_des {
794 sdp_des_type_e type;
795 sdp_qos_strength_e strength;
796 sdp_qos_status_types_e status_type;
797 sdp_qos_dir_e direction;
798 } sdp_des_t;
799
800 /* a=conf:qos status_type direction */
801 typedef struct sdp_conf {
802 sdp_conf_type_e type;
803 sdp_qos_status_types_e status_type;
804 sdp_qos_dir_e direction;
805 } sdp_conf_t;
806
807
808 /* a=rtpmap or a=sprtmap info */
809 typedef struct sdp_transport_map {
810 uint16_t payload_num;
811 char encname[SDP_MAX_STRING_LEN+1];
812 uint32_t clockrate;
813 uint16_t num_chan;
814 } sdp_transport_map_t;
815
816
817 /* a=rtr info */
818 typedef struct sdp_rtr {
819 tinybool confirm;
820 } sdp_rtr_t;
821
822 /* a=subnet info */
823 typedef struct sdp_subnet {
824 sdp_nettype_e nettype;
825 sdp_addrtype_e addrtype;
826 char addr[SDP_MAX_STRING_LEN+1];
827 int32_t prefix;
828 } sdp_subnet_t;
829
830
831 /* a=X-pc-codec info */
832 typedef struct sdp_pccodec {
833 uint16_t num_payloads;
834 ushort payload_type[SDP_MAX_PAYLOAD_TYPES];
835 } sdp_pccodec_t;
836
837 /* a=direction info */
838 typedef struct sdp_comediadir {
839 sdp_mediadir_role_e role;
840 tinybool conn_info_present;
841 sdp_conn_t conn_info;
842 uint32_t src_port;
843 } sdp_comediadir_t;
844
845
846
847 /* a=silenceSupp info */
848 typedef struct sdp_silencesupp {
849 tinybool enabled;
850 tinybool timer_null;
851 uint16_t timer;
852 sdp_silencesupp_pref_e pref;
853 sdp_silencesupp_siduse_e siduse;
854 tinybool fxnslevel_null;
855 uint8_t fxnslevel;
856 } sdp_silencesupp_t;
857
858
859 /*
860 * a=mptime info */
861 /* Note that an interval value of zero corresponds to
862 * the "-" syntax on the a= line.
863 */
864 typedef struct sdp_mptime {
865 uint16_t num_intervals;
866 ushort intervals[SDP_MAX_PAYLOAD_TYPES];
867 } sdp_mptime_t;
868
869 /*
870 * a=X-sidin:<val>, a=X-sidout:< val> and a=X-confid: <val>
871 * Stream Id,ConfID related attributes to be used for audio/video conferencing
872 *
873 */
874
875 typedef struct sdp_stream_data {
876 char x_sidin[SDP_MAX_STRING_LEN+1];
877 char x_sidout[SDP_MAX_STRING_LEN+1];
878 char x_confid[SDP_MAX_STRING_LEN+1];
879 sdp_group_attr_e group_attr; /* FID or LS */
880 uint16_t num_group_id;
881 char * group_ids[SDP_MAX_MEDIA_STREAMS];
882 } sdp_stream_data_t;
883
884 typedef struct sdp_msid_semantic {
885 char semantic[SDP_MAX_STRING_LEN+1];
886 char * msids[SDP_MAX_MEDIA_STREAMS];
887 } sdp_msid_semantic_t;
888
889 /*
890 * a=source-filter:<filter-mode> <filter-spec>
891 * <filter-spec> = <nettype> <addrtype> <dest-addr> <src_addr><src_addr>...
892 * One or more source addresses to apply filter, for one or more connection
893 * address in unicast/multicast environments
894 */
895 typedef struct sdp_source_filter {
896 sdp_src_filter_mode_e mode;
897 sdp_nettype_e nettype;
898 sdp_addrtype_e addrtype;
899 char dest_addr[SDP_MAX_STRING_LEN+1];
900 uint16_t num_src_addr;
901 char src_list[SDP_MAX_SRC_ADDR_LIST+1][SDP_MAX_STRING_LEN+1];
902 } sdp_source_filter_t;
903
904 /*
905 * a=rtcp-fb:<payload-type> <feedback-type> [<feedback-parameters>]
906 * Defines RTCP feedback parameters
907 */
908 #define SDP_ALL_PAYLOADS 0xFFFF
909 typedef struct sdp_fmtp_fb {
910 uint16_t payload_num; /* can be SDP_ALL_PAYLOADS */
911 sdp_rtcp_fb_type_e feedback_type;
912 union {
913 sdp_rtcp_fb_ack_type_e ack;
914 sdp_rtcp_fb_ccm_type_e ccm;
915 sdp_rtcp_fb_nack_type_e nack;
916 uint32_t trr_int;
917 } param;
918 char extra[SDP_MAX_STRING_LEN + 1]; /* Holds any trailing information that
919 cannot be represented by preceding
920 fields. */
921 } sdp_fmtp_fb_t;
922
923 typedef struct sdp_rtcp {
924 sdp_nettype_e nettype;
925 sdp_addrtype_e addrtype;
926 char addr[SDP_MAX_STRING_LEN+1];
927 uint16_t port;
928 } sdp_rtcp_t;
929
930 /*
931 * b=<bw-modifier>:<val>
932 *
933 */
934 typedef struct sdp_bw_data {
935 struct sdp_bw_data *next_p;
936 sdp_bw_modifier_e bw_modifier;
937 int bw_val;
938 } sdp_bw_data_t;
939
940 /*
941 * This structure houses a linked list of sdp_bw_data_t instances. Each
942 * sdp_bw_data_t instance represents one b= line.
943 */
944 typedef struct sdp_bw {
945 uint16_t bw_data_count;
946 sdp_bw_data_t *bw_data_list;
947 } sdp_bw_t;
948
949 /* Media lines for AAL2 may have more than one transport type defined
950 * each with its own payload type list. These are referred to as
951 * profile types instead of transport types. This structure is used
952 * to handle these multiple profile types. Note: One additional profile
953 * field is needed because of the way parsing is done. This is not an
954 * error. */
955 typedef struct sdp_media_profiles {
956 uint16_t num_profiles;
957 sdp_transport_e profile[SDP_MAX_PROFILES+1];
958 uint16_t num_payloads[SDP_MAX_PROFILES];
959 sdp_payload_ind_e payload_indicator[SDP_MAX_PROFILES][SDP_MAX_PAYLOAD_TYPES];
960 uint16_t payload_type[SDP_MAX_PROFILES][SDP_MAX_PAYLOAD_TYPES];
961 } sdp_media_profiles_t;
962 /*
963 * a=extmap:<value>["/"<direction>] <URI> <extensionattributes>
964 *
965 */
966 typedef struct sdp_extmap {
967 uint16_t id;
968 sdp_direction_e media_direction;
969 tinybool media_direction_specified;
970 char uri[SDP_MAX_STRING_LEN+1];
971 char extension_attributes[SDP_MAX_STRING_LEN+1];
972 } sdp_extmap_t;
973
974 typedef struct sdp_ssrc {
975 uint32_t ssrc;
976 char attribute[SDP_MAX_STRING_LEN + 1];
977 } sdp_ssrc_t;
978
979 typedef struct sdp_ssrc_group {
980 sdp_ssrc_group_attr_e semantic;
981 uint16_t num_ssrcs;
982 uint32_t ssrcs[SDP_MAX_SSRC_GROUP_SSRCS];
983 } sdp_ssrc_group_t;
984
985 /*
986 * sdp_srtp_crypto_context_t
987 * This type is used to hold cryptographic context information.
988 *
989 */
990 typedef struct sdp_srtp_crypto_context_t_ {
991 int32_t tag;
992 unsigned long selection_flags;
993 sdp_srtp_crypto_suite_t suite;
994 unsigned char master_key[SDP_SRTP_MAX_KEY_SIZE_BYTES];
995 unsigned char master_salt[SDP_SRTP_MAX_SALT_SIZE_BYTES];
996 unsigned char master_key_size_bytes;
997 unsigned char master_salt_size_bytes;
998 unsigned long ssrc; /* not used */
999 unsigned long roc; /* not used */
1000 unsigned long kdr; /* not used */
1001 unsigned short seq; /* not used */
1002 sdp_srtp_fec_order_t fec_order; /* not used */
1003 unsigned char master_key_lifetime[SDP_SRTP_MAX_LIFETIME_BYTES];
1004 unsigned char mki[SDP_SRTP_MAX_MKI_SIZE_BYTES];
1005 uint16_t mki_size_bytes;
1006 char* session_parameters;
1007 } sdp_srtp_crypto_context_t;
1008
1009
1010 /* m= line info and associated attribute list */
1011 /* Note: Most of the port parameter values are 16-bit values. We set
1012 * the type to int32_t so we can return either a 16-bit value or the
1013 * choose value. */
1014 typedef struct sdp_mca {
1015 sdp_media_e media;
1016 sdp_conn_t conn;
1017 sdp_transport_e transport;
1018 sdp_port_format_e port_format;
1019 int32_t port;
1020 int32_t sctpport;
1021 sdp_sctp_media_fmt_type_e sctp_fmt;
1022 int32_t num_ports;
1023 int32_t vpi;
1024 uint32_t vci; /* VCI needs to be 32-bit */
1025 int32_t vcci;
1026 int32_t cid;
1027 uint16_t num_payloads;
1028 sdp_payload_ind_e payload_indicator[SDP_MAX_PAYLOAD_TYPES];
1029 uint16_t payload_type[SDP_MAX_PAYLOAD_TYPES];
1030 sdp_media_profiles_t *media_profiles_p;
1031 tinybool sessinfo_found;
1032 sdp_encryptspec_t encrypt;
1033 sdp_bw_t bw;
1034 sdp_attr_e media_direction; /* Either INACTIVE, SENDONLY,
1035 RECVONLY, or SENDRECV */
1036 uint32_t mid;
1037 uint32_t line_number;
1038 struct sdp_attr *media_attrs_p;
1039 struct sdp_mca *next_p;
1040 } sdp_mca_t;
1041
1042
1043 /* generic a= line info */
1044 typedef struct sdp_attr {
1045 sdp_attr_e type;
1046 uint32_t line_number;
1047 union {
1048 tinybool boolean_val;
1049 uint32_t u32_val;
1050 char string_val[SDP_MAX_STRING_LEN+1];
1051 char *stringp;
1052 char ice_attr[SDP_MAX_STRING_LEN+1];
1053 sdp_fmtp_t fmtp;
1054 sdp_sctpmap_t sctpmap;
1055 sdp_msid_t msid;
1056 sdp_qos_t qos;
1057 sdp_curr_t curr;
1058 sdp_des_t des;
1059 sdp_conf_t conf;
1060 sdp_transport_map_t transport_map; /* A rtpmap or sprtmap */
1061 sdp_subnet_t subnet;
1062 sdp_t38_ratemgmt_e t38ratemgmt;
1063 sdp_t38_udpec_e t38udpec;
1064 sdp_pccodec_t pccodec;
1065 sdp_silencesupp_t silencesupp;
1066 sdp_mca_t *cap_p; /* A X-CAP or CDSC attribute */
1067 sdp_rtr_t rtr;
1068 sdp_comediadir_t comediadir;
1069 sdp_srtp_crypto_context_t srtp_context;
1070 sdp_mptime_t mptime;
1071 sdp_stream_data_t stream_data;
1072 sdp_msid_semantic_t msid_semantic;
1073 char unknown[SDP_MAX_STRING_LEN+1];
1074 sdp_source_filter_t source_filter;
1075 sdp_fmtp_fb_t rtcp_fb;
1076 sdp_rtcp_t rtcp;
1077 sdp_setup_type_e setup;
1078 sdp_connection_type_e connection;
1079 sdp_extmap_t extmap;
1080 sdp_ssrc_t ssrc;
1081 sdp_ssrc_group_t ssrc_group;
1082 } attr;
1083 struct sdp_attr *next_p;
1084 } sdp_attr_t;
1085 typedef struct sdp_srtp_crypto_suite_list_ {
1086 sdp_srtp_crypto_suite_t crypto_suite_val;
1087 char * crypto_suite_str;
1088 unsigned char key_size_bytes;
1089 unsigned char salt_size_bytes;
1090 } sdp_srtp_crypto_suite_list;
1091
1092 typedef void (*sdp_parse_error_handler)(void *context,
1093 uint32_t line,
1094 const char *message);
1095
1096 /* Application configuration options */
1097 typedef struct sdp_conf_options {
1098 tinybool debug_flag[SDP_MAX_DEBUG_TYPES];
1099 tinybool version_reqd;
1100 tinybool owner_reqd;
1101 tinybool session_name_reqd;
1102 tinybool timespec_reqd;
1103 tinybool media_supported[SDP_MAX_MEDIA_TYPES];
1104 tinybool nettype_supported[SDP_MAX_NETWORK_TYPES];
1105 tinybool addrtype_supported[SDP_MAX_ADDR_TYPES];
1106 tinybool transport_supported[SDP_MAX_TRANSPORT_TYPES];
1107 tinybool allow_choose[SDP_MAX_CHOOSE_PARAMS];
1108 /* Statistics counts */
1109 uint32_t num_builds;
1110 uint32_t num_parses;
1111 uint32_t num_not_sdp_desc;
1112 uint32_t num_invalid_token_order;
1113 uint32_t num_invalid_param;
1114 uint32_t num_no_resource;
1115 struct sdp_conf_options *next_p;
1116 sdp_parse_error_handler error_handler;
1117 void *error_handler_context;
1118 } sdp_conf_options_t;
1119
1120
1121 /* Session level SDP info with pointers to media line info. */
1122 /* Elements here that can only be one of are included directly. Elements */
1123 /* that can be more than one are pointers. */
1124 typedef struct {
1125 sdp_conf_options_t *conf_p;
1126 tinybool debug_flag[SDP_MAX_DEBUG_TYPES];
1127 char debug_str[SDP_MAX_STRING_LEN+1];
1128 uint32_t debug_id;
1129 int32_t version; /* version is really a uint16_t */
1130 char owner_name[SDP_MAX_STRING_LEN+1];
1131 char owner_sessid[SDP_MAX_STRING_LEN+1];
1132 char owner_version[SDP_MAX_STRING_LEN+1];
1133 sdp_nettype_e owner_network_type;
1134 sdp_addrtype_e owner_addr_type;
1135 char owner_addr[SDP_MAX_STRING_LEN+1];
1136 char sessname[SDP_MAX_STRING_LEN+1];
1137 tinybool sessinfo_found;
1138 tinybool uri_found;
1139 sdp_conn_t default_conn;
1140 sdp_timespec_t *timespec_p;
1141 sdp_encryptspec_t encrypt;
1142 sdp_bw_t bw;
1143 sdp_attr_t *sess_attrs_p;
1144
1145 /* Info to help with building capability attributes. */
1146 uint16_t cur_cap_num;
1147 sdp_mca_t *cur_cap_p;
1148 /* Info to help parsing X-cpar attrs. */
1149 uint16_t cap_valid;
1150 uint16_t last_cap_inst;
1151 /* Info to help building X-cpar/cpar attrs. */
1152 sdp_attr_e last_cap_type;
1153
1154 /* Facilitates reporting line number for SDP errors */
1155 uint32_t parse_line;
1156
1157 /* MCA - Media, connection, and attributes */
1158 sdp_mca_t *mca_p;
1159 ushort mca_count;
1160 } sdp_t;
1161
1162
1163 /* Token processing table. */
1164 typedef struct {
1165 char *name;
1166 sdp_result_e (*parse_func)(sdp_t *sdp_p, uint16_t level, const char *ptr);
1167 sdp_result_e (*build_func)(sdp_t *sdp_p, uint16_t level, flex_string *fs);
1168 } sdp_tokenarray_t;
1169
1170 /* Attribute processing table. */
1171 typedef struct {
1172 char *name;
1173 uint16_t strlen;
1174 sdp_result_e (*parse_func)(sdp_t *sdp_p, sdp_attr_t *attr_p,
1175 const char *ptr);
1176 sdp_result_e (*build_func)(sdp_t *sdp_p, sdp_attr_t *attr_p,
1177 flex_string *fs);
1178 } sdp_attrarray_t;
1179
1180
1181 /* Prototypes */
1182
1183 /* sdp_config.c */
1184 extern sdp_conf_options_t *sdp_init_config(void);
1185 extern void sdp_free_config(sdp_conf_options_t *config_p);
1186 extern void sdp_appl_debug(sdp_conf_options_t *config_p, sdp_debug_e debug_type,
1187 tinybool debug_flag);
1188 extern void sdp_require_version(sdp_conf_options_t *config_p, tinybool version_required);
1189 extern void sdp_require_owner(sdp_conf_options_t *config_p, tinybool owner_required);
1190 extern void sdp_require_session_name(sdp_conf_options_t *config_p,
1191 tinybool sess_name_required);
1192 extern void sdp_require_timespec(sdp_conf_options_t *config_p, tinybool timespec_required);
1193 extern void sdp_media_supported(sdp_conf_options_t *config_p, sdp_media_e media_type,
1194 tinybool media_supported);
1195 extern void sdp_nettype_supported(sdp_conf_options_t *config_p, sdp_nettype_e nettype,
1196 tinybool nettype_supported);
1197 extern void sdp_addrtype_supported(sdp_conf_options_t *config_p, sdp_addrtype_e addrtype,
1198 tinybool addrtype_supported);
1199 extern void sdp_transport_supported(sdp_conf_options_t *config_p, sdp_transport_e transport,
1200 tinybool transport_supported);
1201 extern void sdp_allow_choose(sdp_conf_options_t *config_p, sdp_choose_param_e param,
1202 tinybool choose_allowed);
1203 extern void sdp_config_set_error_handler(sdp_conf_options_t *config_p,
1204 sdp_parse_error_handler handler,
1205 void *context);
1206
1207 /* sdp_main.c */
1208 extern sdp_t *sdp_init_description(sdp_conf_options_t *config_p);
1209 extern void sdp_debug(sdp_t *sdp_ptr, sdp_debug_e debug_type, tinybool debug_flag);
1210 extern void sdp_set_string_debug(sdp_t *sdp_ptr, const char *debug_str);
1211 extern sdp_result_e sdp_parse(sdp_t *sdp_ptr, const char *buf, size_t len);
1212 extern sdp_result_e sdp_build(sdp_t *sdp_ptr, flex_string *fs);
1213 extern sdp_result_e sdp_free_description(sdp_t *sdp_ptr);
1214 extern void sdp_parse_error(sdp_t *sdp, const char *format, ...);
1215
1216 extern const char *sdp_get_result_name(sdp_result_e rc);
1217
1218
1219 /* sdp_access.c */
1220 extern tinybool sdp_version_valid(sdp_t *sdp_p);
1221 extern int32_t sdp_get_version(sdp_t *sdp_p);
1222 extern sdp_result_e sdp_set_version(sdp_t *sdp_p, int32_t version);
1223
1224 extern tinybool sdp_owner_valid(sdp_t *sdp_p);
1225 extern const char *sdp_get_owner_username(sdp_t *sdp_p);
1226 extern const char *sdp_get_owner_sessionid(sdp_t *sdp_p);
1227 extern const char *sdp_get_owner_version(sdp_t *sdp_p);
1228 extern sdp_nettype_e sdp_get_owner_network_type(sdp_t *sdp_p);
1229 extern sdp_addrtype_e sdp_get_owner_address_type(sdp_t *sdp_p);
1230 extern const char *sdp_get_owner_address(sdp_t *sdp_p);
1231 extern sdp_result_e sdp_set_owner_username(sdp_t *sdp_p, const char *username);
1232 extern sdp_result_e sdp_set_owner_sessionid(sdp_t *sdp_p, const char *sessid);
1233 extern sdp_result_e sdp_set_owner_version(sdp_t *sdp_p, const char *version);
1234 extern sdp_result_e sdp_set_owner_network_type(sdp_t *sdp_p,
1235 sdp_nettype_e network_type);
1236 extern sdp_result_e sdp_set_owner_address_type(sdp_t *sdp_p,
1237 sdp_addrtype_e address_type);
1238 extern sdp_result_e sdp_set_owner_address(sdp_t *sdp_p, const char *address);
1239
1240 extern tinybool sdp_session_name_valid(sdp_t *sdp_p);
1241 extern const char *sdp_get_session_name(sdp_t *sdp_p);
1242 extern sdp_result_e sdp_set_session_name(sdp_t *sdp_p, const char *sessname);
1243
1244 extern tinybool sdp_timespec_valid(sdp_t *sdp_ptr);
1245 extern const char *sdp_get_time_start(sdp_t *sdp_ptr);
1246 extern const char *sdp_get_time_stop(sdp_t *sdp_ptr);
1247 sdp_result_e sdp_set_time_start(sdp_t *sdp_p, const char *start_time);
1248 sdp_result_e sdp_set_time_stop(sdp_t *sdp_p, const char *stop_time);
1249
1250 extern tinybool sdp_encryption_valid(sdp_t *sdp_p, uint16_t level);
1251 extern sdp_encrypt_type_e sdp_get_encryption_method(sdp_t *sdp_p, uint16_t level);
1252 extern const char *sdp_get_encryption_key(sdp_t *sdp_p, uint16_t level);
1253
1254 extern tinybool sdp_connection_valid(sdp_t *sdp_p, uint16_t level);
1255 extern tinybool sdp_bw_line_exists(sdp_t *sdp_p, uint16_t level, uint16_t inst_num);
1256 extern tinybool sdp_bandwidth_valid(sdp_t *sdp_p, uint16_t level, uint16_t inst_num);
1257 extern sdp_nettype_e sdp_get_conn_nettype(sdp_t *sdp_p, uint16_t level);
1258 extern sdp_addrtype_e sdp_get_conn_addrtype(sdp_t *sdp_p, uint16_t level);
1259 extern const char *sdp_get_conn_address(sdp_t *sdp_p, uint16_t level);
1260
1261 extern tinybool sdp_is_mcast_addr (sdp_t *sdp_p, uint16_t level);
1262 extern int32_t sdp_get_mcast_ttl(sdp_t *sdp_p, uint16_t level);
1263 extern int32_t sdp_get_mcast_num_of_addresses(sdp_t *sdp_p, uint16_t level);
1264
1265 extern sdp_result_e sdp_set_conn_nettype(sdp_t *sdp_p, uint16_t level,
1266 sdp_nettype_e nettype);
1267 extern sdp_result_e sdp_set_conn_addrtype(sdp_t *sdp_p, uint16_t level,
1268 sdp_addrtype_e addrtype);
1269 extern sdp_result_e sdp_set_conn_address(sdp_t *sdp_p, uint16_t level,
1270 const char *address);
1271
1272 extern tinybool sdp_media_line_valid(sdp_t *sdp_p, uint16_t level);
1273 extern uint16_t sdp_get_num_media_lines(sdp_t *sdp_ptr);
1274 extern sdp_media_e sdp_get_media_type(sdp_t *sdp_p, uint16_t level);
1275 extern uint32_t sdp_get_media_line_number(sdp_t *sdp_p, uint16_t level);
1276 extern sdp_port_format_e sdp_get_media_port_format(sdp_t *sdp_p, uint16_t level);
1277 extern int32_t sdp_get_media_portnum(sdp_t *sdp_p, uint16_t level);
1278 extern int32_t sdp_get_media_portcount(sdp_t *sdp_p, uint16_t level);
1279 extern int32_t sdp_get_media_vpi(sdp_t *sdp_p, uint16_t level);
1280 extern uint32_t sdp_get_media_vci(sdp_t *sdp_p, uint16_t level);
1281 extern int32_t sdp_get_media_vcci(sdp_t *sdp_p, uint16_t level);
1282 extern int32_t sdp_get_media_cid(sdp_t *sdp_p, uint16_t level);
1283 extern sdp_transport_e sdp_get_media_transport(sdp_t *sdp_p, uint16_t level);
1284 extern uint16_t sdp_get_media_num_profiles(sdp_t *sdp_p, uint16_t level);
1285 extern sdp_transport_e sdp_get_media_profile(sdp_t *sdp_p, uint16_t level,
1286 uint16_t profile_num);
1287 extern uint16_t sdp_get_media_num_payload_types(sdp_t *sdp_p, uint16_t level);
1288 extern uint16_t sdp_get_media_profile_num_payload_types(sdp_t *sdp_p, uint16_t level,
1289 uint16_t profile_num);
1290 extern rtp_ptype sdp_get_known_payload_type(sdp_t *sdp_p,
1291 uint16_t level,
1292 uint16_t payload_type_raw);
1293 extern uint32_t sdp_get_media_payload_type(sdp_t *sdp_p, uint16_t level,
1294 uint16_t payload_num, sdp_payload_ind_e *indicator);
1295 extern uint32_t sdp_get_media_profile_payload_type(sdp_t *sdp_p, uint16_t level,
1296 uint16_t prof_num, uint16_t payload_num, sdp_payload_ind_e *indicator);
1297 extern sdp_result_e sdp_insert_media_line(sdp_t *sdp_p, uint16_t level);
1298 extern sdp_result_e sdp_set_media_type(sdp_t *sdp_p, uint16_t level,
1299 sdp_media_e media);
1300 extern sdp_result_e sdp_set_media_portnum(sdp_t *sdp_p, uint16_t level,
1301 int32_t portnum, int32_t sctpport);
1302 extern int32_t sdp_get_media_sctp_port(sdp_t *sdp_p, uint16_t level);
1303 extern sdp_sctp_media_fmt_type_e sdp_get_media_sctp_fmt(sdp_t *sdp_p, uint16_t level);
1304 extern sdp_result_e sdp_set_media_transport(sdp_t *sdp_p, uint16_t level,
1305 sdp_transport_e transport);
1306 extern sdp_result_e sdp_add_media_profile(sdp_t *sdp_p, uint16_t level,
1307 sdp_transport_e profile);
1308 extern sdp_result_e sdp_add_media_payload_type(sdp_t *sdp_p, uint16_t level,
1309 uint16_t payload_type, sdp_payload_ind_e indicator);
1310 extern sdp_result_e sdp_add_media_profile_payload_type(sdp_t *sdp_p,
1311 uint16_t level, uint16_t prof_num, uint16_t payload_type,
1312 sdp_payload_ind_e indicator);
1313
1314 /* sdp_attr_access.c */
1315 extern sdp_attr_t *sdp_find_attr (sdp_t *sdp_p, uint16_t level, uint8_t cap_num,
1316 sdp_attr_e attr_type, uint16_t inst_num);
1317
1318 extern int sdp_find_fmtp_inst(sdp_t *sdp_ptr, uint16_t level, uint16_t payload_num);
1319 extern sdp_result_e sdp_add_new_attr(sdp_t *sdp_p, uint16_t level, uint8_t cap_num,
1320 sdp_attr_e attr_type, uint16_t *inst_num);
1321 extern sdp_result_e sdp_attr_num_instances(sdp_t *sdp_p, uint16_t level,
1322 uint8_t cap_num, sdp_attr_e attr_type, uint16_t *num_attr_inst);
1323 extern tinybool sdp_attr_valid(sdp_t *sdp_p, sdp_attr_e attr_type,
1324 uint16_t level, uint8_t cap_num, uint16_t inst_num);
1325 extern uint32_t sdp_attr_line_number(sdp_t *sdp_p, sdp_attr_e attr_type,
1326 uint16_t level, uint8_t cap_num, uint16_t inst_num);
1327 extern const char *sdp_attr_get_simple_string(sdp_t *sdp_p,
1328 sdp_attr_e attr_type, uint16_t level, uint8_t cap_num, uint16_t inst_num);
1329 extern const char *sdp_attr_get_long_string(sdp_t *sdp_p,
1330 sdp_attr_e attr_type, uint16_t level, uint8_t cap_num, uint16_t inst_num);
1331 extern uint32_t sdp_attr_get_simple_u32(sdp_t *sdp_p, sdp_attr_e attr_type,
1332 uint16_t level, uint8_t cap_num, uint16_t inst_num);
1333 extern tinybool sdp_attr_get_simple_boolean(sdp_t *sdp_p,
1334 sdp_attr_e attr_type, uint16_t level, uint8_t cap_num, uint16_t inst_num);
1335 extern tinybool sdp_attr_is_present (sdp_t *sdp_p, sdp_attr_e attr_type,
1336 uint16_t level, uint8_t cap_num);
1337 extern const char* sdp_attr_get_maxprate(sdp_t *sdp_p, uint16_t level,
1338 uint16_t inst_num);
1339 extern sdp_t38_ratemgmt_e sdp_attr_get_t38ratemgmt(sdp_t *sdp_p, uint16_t level,
1340 uint8_t cap_num, uint16_t inst_num);
1341 extern sdp_t38_udpec_e sdp_attr_get_t38udpec(sdp_t *sdp_p, uint16_t level,
1342 uint8_t cap_num, uint16_t inst_num);
1343 extern sdp_direction_e sdp_get_media_direction(sdp_t *sdp_p, uint16_t level,
1344 uint8_t cap_num);
1345 extern sdp_qos_strength_e sdp_attr_get_qos_strength(sdp_t *sdp_p, uint16_t level,
1346 uint8_t cap_num, sdp_attr_e qos_attr, uint16_t inst_num);
1347 extern sdp_qos_status_types_e sdp_attr_get_qos_status_type (sdp_t *sdp_p, uint16_t level,
1348 uint8_t cap_num, sdp_attr_e qos_attr, uint16_t inst_num);
1349 extern sdp_qos_dir_e sdp_attr_get_qos_direction(sdp_t *sdp_p, uint16_t level,
1350 uint8_t cap_num, sdp_attr_e qos_attr, uint16_t inst_num);
1351 extern tinybool sdp_attr_get_qos_confirm(sdp_t *sdp_p, uint16_t level,
1352 uint8_t cap_num, sdp_attr_e qos_attr, uint16_t inst_num);
1353 extern sdp_curr_type_e sdp_attr_get_curr_type (sdp_t *sdp_p, uint16_t level,
1354 uint8_t cap_num, sdp_attr_e qos_attr, uint16_t inst_num);
1355 extern sdp_des_type_e sdp_attr_get_des_type (sdp_t *sdp_p, uint16_t level,
1356 uint8_t cap_num, sdp_attr_e qos_attr, uint16_t inst_num);
1357 extern sdp_conf_type_e sdp_attr_get_conf_type (sdp_t *sdp_p, uint16_t level,
1358 uint8_t cap_num, sdp_attr_e qos_attr, uint16_t inst_num);
1359 extern sdp_nettype_e sdp_attr_get_subnet_nettype(sdp_t *sdp_p, uint16_t level,
1360 uint8_t cap_num, uint16_t inst_num);
1361 extern sdp_addrtype_e sdp_attr_get_subnet_addrtype(sdp_t *sdp_p, uint16_t level,
1362 uint8_t cap_num, uint16_t inst_num);
1363 extern const char *sdp_attr_get_subnet_addr(sdp_t *sdp_p, uint16_t level,
1364 uint8_t cap_num, uint16_t inst_num);
1365 extern int32_t sdp_attr_get_subnet_prefix(sdp_t *sdp_p, uint16_t level,
1366 uint8_t cap_num, uint16_t inst_num);
1367 extern rtp_ptype sdp_attr_get_rtpmap_known_codec(sdp_t *sdp_p, uint16_t level,
1368 uint8_t cap_num, uint16_t inst_num);
1369 extern tinybool sdp_attr_rtpmap_payload_valid(sdp_t *sdp_p, uint16_t level,
1370 uint8_t cap_num, uint16_t *inst_num, uint16_t payload_type);
1371 extern uint16_t sdp_attr_get_rtpmap_payload_type(sdp_t *sdp_p, uint16_t level,
1372 uint8_t cap_num, uint16_t inst_num);
1373 extern const char *sdp_attr_get_rtpmap_encname(sdp_t *sdp_p, uint16_t level,
1374 uint8_t cap_num, uint16_t inst_num);
1375 extern uint32_t sdp_attr_get_rtpmap_clockrate(sdp_t *sdp_p, uint16_t level,
1376 uint8_t cap_num, uint16_t inst_num);
1377 extern uint16_t sdp_attr_get_rtpmap_num_chan(sdp_t *sdp_p, uint16_t level,
1378 uint8_t cap_num, uint16_t inst_num);
1379 extern tinybool sdp_attr_sprtmap_payload_valid(sdp_t *sdp_p, uint16_t level,
1380 uint8_t cap_num, uint16_t *inst_num, uint16_t payload_type);
1381 extern uint16_t sdp_attr_get_sprtmap_payload_type(sdp_t *sdp_p, uint16_t level,
1382 uint8_t cap_num, uint16_t inst_num);
1383 extern const char *sdp_attr_get_sprtmap_encname(sdp_t *sdp_p, uint16_t level,
1384 uint8_t cap_num, uint16_t inst_num);
1385 extern uint32_t sdp_attr_get_sprtmap_clockrate(sdp_t *sdp_p, uint16_t level,
1386 uint8_t cap_num, uint16_t inst_num);
1387 extern uint16_t sdp_attr_get_sprtmap_num_chan(sdp_t *sdp_p, uint16_t level,
1388 uint8_t cap_num, uint16_t inst_num);
1389 extern tinybool sdp_attr_fmtp_payload_valid(sdp_t *sdp_p, uint16_t level,
1390 uint8_t cap_num, uint16_t *inst_num, uint16_t payload_type);
1391 extern uint16_t sdp_attr_get_fmtp_payload_type(sdp_t *sdp_p, uint16_t level,
1392 uint8_t cap_num, uint16_t inst_num);
1393 extern sdp_ne_res_e sdp_attr_fmtp_is_range_set(sdp_t *sdp_p, uint16_t level,
1394 uint8_t cap_num, uint16_t inst_num, uint8_t low_val, uint8_t high_val);
1395 extern tinybool sdp_attr_fmtp_valid(sdp_t *sdp_p, uint16_t level, uint8_t cap_num,
1396 uint16_t inst_num, uint16_t appl_maxval, uint32_t* evt_array);
1397 extern sdp_result_e sdp_attr_set_fmtp_payload_type(sdp_t *sdp_p, uint16_t level,
1398 uint8_t cap_num, uint16_t inst_num,
1399 uint16_t payload_num);
1400 extern sdp_result_e sdp_attr_get_fmtp_range(sdp_t *sdp_p, uint16_t level,
1401 uint8_t cap_num, uint16_t inst_num, uint32_t *bmap);
1402 extern sdp_result_e sdp_attr_clear_fmtp_range(sdp_t *sdp_p, uint16_t level,
1403 uint8_t cap_num, uint16_t inst_num, uint8_t low_val, uint8_t high_val);
1404 extern sdp_ne_res_e sdp_attr_compare_fmtp_ranges(sdp_t *src_sdp_ptr,
1405 sdp_t *dst_sdp_ptr, uint16_t src_level, uint16_t dst_level,
1406 uint8_t src_cap_num, uint8_t dst_cap_num, uint16_t src_inst_num,
1407 uint16_t dst_inst_num);
1408 extern sdp_result_e sdp_attr_copy_fmtp_ranges(sdp_t *src_sdp_ptr,
1409 sdp_t *dst_sdp_ptr, uint16_t src_level, uint16_t dst_level,
1410 uint8_t src_cap_num, uint8_t dst_cap_num, uint16_t src_inst_num,
1411 uint16_t dst_inst_num);
1412 extern uint32_t sdp_attr_get_fmtp_mode_for_payload_type (sdp_t *sdp_p, uint16_t level,
1413 uint8_t cap_num, uint32_t payload_type);
1414
1415 extern sdp_result_e sdp_attr_set_fmtp_max_fs (sdp_t *sdp_p,
1416 uint16_t level,
1417 uint8_t cap_num,
1418 uint16_t inst_num,
1419 uint32_t max_fs);
1420
1421 extern sdp_result_e sdp_attr_set_fmtp_max_fr (sdp_t *sdp_p,
1422 uint16_t level,
1423 uint8_t cap_num,
1424 uint16_t inst_num,
1425 uint32_t max_fr);
1426
1427 /* get routines */
1428 extern int32_t sdp_attr_get_fmtp_bitrate_type (sdp_t *sdp_p, uint16_t level,
1429 uint8_t cap_num, uint16_t inst_num);
1430
1431 extern int32_t sdp_attr_get_fmtp_cif (sdp_t *sdp_p, uint16_t level,
1432 uint8_t cap_num, uint16_t inst_num);
1433 extern int32_t sdp_attr_get_fmtp_qcif (sdp_t *sdp_p, uint16_t level,
1434 uint8_t cap_num, uint16_t inst_num);
1435 extern int32_t sdp_attr_get_fmtp_sqcif (sdp_t *sdp_p, uint16_t level,
1436 uint8_t cap_num, uint16_t inst_num);
1437 extern int32_t sdp_attr_get_fmtp_cif4 (sdp_t *sdp_p, uint16_t level,
1438 uint8_t cap_num, uint16_t inst_num);
1439 extern int32_t sdp_attr_get_fmtp_cif16 (sdp_t *sdp_p, uint16_t level,
1440 uint8_t cap_num, uint16_t inst_num);
1441 extern int32_t sdp_attr_get_fmtp_maxbr (sdp_t *sdp_p, uint16_t level,
1442 uint8_t cap_num, uint16_t inst_num);
1443 extern sdp_result_e sdp_attr_get_fmtp_max_average_bitrate (sdp_t *sdp_p, uint16_t level,
1444 uint8_t cap_num, uint16_t inst_num, uint32_t* val);
1445 extern sdp_result_e sdp_attr_get_fmtp_usedtx (sdp_t *sdp_p, uint16_t level,
1446 uint8_t cap_num, uint16_t inst_num, tinybool* val);
1447 extern sdp_result_e sdp_attr_get_fmtp_stereo (sdp_t *sdp_p, uint16_t level,
1448 uint8_t cap_num, uint16_t inst_num, tinybool* val);
1449 extern sdp_result_e sdp_attr_get_fmtp_useinbandfec (sdp_t *sdp_p, uint16_t level,
1450 uint8_t cap_num, uint16_t inst_num, tinybool* val);
1451 extern char* sdp_attr_get_fmtp_maxcodedaudiobandwidth (sdp_t *sdp_p, uint16_t level,
1452 uint8_t cap_num, uint16_t inst_num);
1453 extern sdp_result_e sdp_attr_get_fmtp_cbr (sdp_t *sdp_p, uint16_t level,
1454 uint8_t cap_num, uint16_t inst_num, tinybool* val);
1455 extern int32_t sdp_attr_get_fmtp_custom_x (sdp_t *sdp_p, uint16_t level,
1456 uint8_t cap_num, uint16_t inst_num);
1457 extern int32_t sdp_attr_get_fmtp_custom_y (sdp_t *sdp_p, uint16_t level,
1458 uint8_t cap_num, uint16_t inst_num);
1459 extern int32_t sdp_attr_get_fmtp_custom_mpi (sdp_t *sdp_p, uint16_t level,
1460 uint8_t cap_num, uint16_t inst_num);
1461 extern int32_t sdp_attr_get_fmtp_par_width (sdp_t *sdp_p, uint16_t level,
1462 uint8_t cap_num, uint16_t inst_num);
1463 extern int32_t sdp_attr_get_fmtp_par_height (sdp_t *sdp_p, uint16_t level,
1464 uint8_t cap_num, uint16_t inst_num);
1465 extern int32_t sdp_attr_get_fmtp_bpp (sdp_t *sdp_p, uint16_t level,
1466 uint8_t cap_num, uint16_t inst_num);
1467 extern int32_t sdp_attr_get_fmtp_hrd (sdp_t *sdp_p, uint16_t level,
1468 uint8_t cap_num, uint16_t inst_num);
1469 extern int32_t sdp_attr_get_fmtp_profile (sdp_t *sdp_p, uint16_t level,
1470 uint8_t cap_num, uint16_t inst_num);
1471 extern int32_t sdp_attr_get_fmtp_level (sdp_t *sdp_p, uint16_t level,
1472 uint8_t cap_num, uint16_t inst_num);
1473 extern tinybool sdp_attr_get_fmtp_interlace (sdp_t *sdp_p, uint16_t level,
1474 uint8_t cap_num, uint16_t inst_num);
1475 extern tinybool sdp_attr_get_fmtp_annex_d (sdp_t *sdp_p, uint16_t level,
1476 uint8_t cap_num, uint16_t inst_num);
1477 extern tinybool sdp_attr_get_fmtp_annex_f (sdp_t *sdp_p, uint16_t level,
1478 uint8_t cap_num, uint16_t inst_num);
1479 extern tinybool sdp_attr_get_fmtp_annex_i (sdp_t *sdp_p, uint16_t level,
1480 uint8_t cap_num, uint16_t inst_num);
1481 extern tinybool sdp_attr_get_fmtp_annex_j (sdp_t *sdp_p, uint16_t level,
1482 uint8_t cap_num, uint16_t inst_num);
1483 extern tinybool sdp_attr_get_fmtp_annex_t (sdp_t *sdp_p, uint16_t level,
1484 uint8_t cap_num, uint16_t inst_num);
1485 extern int32_t sdp_attr_get_fmtp_annex_k_val (sdp_t *sdp_p, uint16_t level,
1486 uint8_t cap_num, uint16_t inst_num);
1487 extern int32_t sdp_attr_get_fmtp_annex_n_val (sdp_t *sdp_p, uint16_t level,
1488 uint8_t cap_num, uint16_t inst_num);
1489
1490 extern int32_t sdp_attr_get_fmtp_annex_p_picture_resize (sdp_t *sdp_p, uint16_t level,
1491 uint8_t cap_num, uint16_t inst_num);
1492 extern int32_t sdp_attr_get_fmtp_annex_p_warp (sdp_t *sdp_p, uint16_t level,
1493 uint8_t cap_num, uint16_t inst_num);
1494
1495 /* sctpmap params */
1496 extern uint16_t sdp_attr_get_sctpmap_port(sdp_t *sdp_p, uint16_t level,
1497 uint8_t cap_num, uint16_t inst_num);
1498 extern sdp_result_e sdp_attr_get_sctpmap_protocol (sdp_t *sdp_p, uint16_t level,
1499 uint8_t cap_num, uint16_t inst_num, char* protocol);
1500 extern sdp_result_e sdp_attr_get_sctpmap_streams (sdp_t *sdp_p, uint16_t level,
1501 uint8_t cap_num, uint16_t inst_num, uint32_t* val);
1502
1503 extern const char *sdp_attr_get_msid_identifier(sdp_t *sdp_p, uint16_t level,
1504 uint8_t cap_num, uint16_t inst_num);
1505 extern const char *sdp_attr_get_msid_appdata(sdp_t *sdp_p, uint16_t level,
1506 uint8_t cap_num, uint16_t inst_num);
1507
1508 /* H.264 codec specific params */
1509
1510 extern const char *sdp_attr_get_fmtp_profile_id(sdp_t *sdp_p, uint16_t level,
1511 uint8_t cap_num, uint16_t inst_num);
1512 extern const char *sdp_attr_get_fmtp_param_sets(sdp_t *sdp_p, uint16_t level,
1513 uint8_t cap_num, uint16_t inst_num);
1514 extern sdp_result_e sdp_attr_get_fmtp_pack_mode (sdp_t *sdp_p, uint16_t level,
1515 uint8_t cap_num, uint16_t inst_num, uint16_t *val);
1516
1517 extern sdp_result_e sdp_attr_get_fmtp_level_asymmetry_allowed (sdp_t *sdp_p, uint16_t level,
1518 uint8_t cap_num, uint16_t inst_num, uint16_t *val);
1519
1520 extern sdp_result_e sdp_attr_get_fmtp_interleaving_depth (sdp_t *sdp_p, uint16_t level,
1521 uint8_t cap_num, uint16_t inst_num,
1522 uint16_t *val);
1523 extern sdp_result_e sdp_attr_get_fmtp_max_don_diff (sdp_t *sdp_p, uint16_t level,
1524 uint8_t cap_num, uint16_t inst_num,
1525 uint32_t *val);
1526
1527 /* The following four H.264 parameters that require special handling as
1528 * the values range from 0 - 4294967295
1529 */
1530 extern sdp_result_e sdp_attr_get_fmtp_deint_buf_req (sdp_t *sdp_p, uint16_t level,
1531 uint8_t cap_num, uint16_t inst_num,
1532 uint32_t *val);
1533 extern sdp_result_e sdp_attr_get_fmtp_deint_buf_cap (sdp_t *sdp_p, uint16_t level,
1534 uint8_t cap_num, uint16_t inst_num,
1535 uint32_t *val);
1536 extern sdp_result_e sdp_attr_get_fmtp_init_buf_time (sdp_t *sdp_p, uint16_t level,
1537 uint8_t cap_num, uint16_t inst_num,
1538 uint32_t *val);
1539 extern sdp_result_e sdp_attr_get_fmtp_max_rcmd_nalu_size (sdp_t *sdp_p,
1540 uint16_t level, uint8_t cap_num,
1541 uint16_t inst_num, uint32_t *val);
1542
1543
1544 extern sdp_result_e sdp_attr_get_fmtp_max_mbps (sdp_t *sdp_p, uint16_t level,
1545 uint8_t cap_num, uint16_t inst_num, uint32_t *val);
1546 extern sdp_result_e sdp_attr_get_fmtp_max_fs (sdp_t *sdp_p, uint16_t level,
1547 uint8_t cap_num, uint16_t inst_num, uint32_t *val);
1548 extern sdp_result_e sdp_attr_get_fmtp_max_fr (sdp_t *sdp_p, uint16_t level,
1549 uint8_t cap_num, uint16_t inst_num, uint32_t *val);
1550 extern sdp_result_e sdp_attr_get_fmtp_max_cpb (sdp_t *sdp_p, uint16_t level,
1551 uint8_t cap_num, uint16_t inst_num, uint32_t *val);
1552 extern sdp_result_e sdp_attr_get_fmtp_max_dpb (sdp_t *sdp_p, uint16_t level,
1553 uint8_t cap_num, uint16_t inst_num, uint32_t *val);
1554 extern sdp_result_e sdp_attr_get_fmtp_max_br (sdp_t *sdp_p, uint16_t level,
1555 uint8_t cap_num, uint16_t inst_num, uint32_t *val);
1556 extern tinybool sdp_attr_fmtp_is_redundant_pic_cap (sdp_t *sdp_p, uint16_t level,
1557 uint8_t cap_num,
1558 uint16_t inst_num);
1559 extern tinybool sdp_attr_fmtp_is_parameter_add (sdp_t *sdp_p, uint16_t level,
1560 uint8_t cap_num,
1561 uint16_t inst_num);
1562 extern tinybool sdp_attr_fmtp_is_annexa_set (sdp_t *sdp_p, uint16_t level,
1563 uint8_t cap_num,
1564 uint16_t inst_num);
1565
1566 extern tinybool sdp_attr_fmtp_is_annexb_set (sdp_t *sdp_p, uint16_t level,
1567 uint8_t cap_num,
1568 uint16_t inst_num);
1569
1570 extern sdp_fmtp_format_type_e sdp_attr_fmtp_get_fmtp_format (sdp_t *sdp_p, uint16_t level, uint8_t cap_num,
1571 uint16_t inst_num);
1572
1573 extern uint16_t sdp_attr_get_pccodec_num_payload_types(sdp_t *sdp_p, uint16_t level,
1574 uint8_t cap_num, uint16_t inst_num);
1575 extern uint16_t sdp_attr_get_pccodec_payload_type(sdp_t *sdp_p, uint16_t level,
1576 uint8_t cap_num, uint16_t inst_num, uint16_t payload_num);
1577 extern sdp_result_e sdp_attr_add_pccodec_payload_type(sdp_t *sdp_p,
1578 uint16_t level, uint8_t cap_num,
1579 uint16_t inst_num, uint16_t payload_type);
1580 extern uint16_t sdp_attr_get_xcap_first_cap_num(sdp_t *sdp_p, uint16_t level,
1581 uint16_t inst_num);
1582 extern sdp_media_e sdp_attr_get_xcap_media_type(sdp_t *sdp_p, uint16_t level,
1583 uint16_t inst_num);
1584 extern sdp_transport_e sdp_attr_get_xcap_transport_type(sdp_t *sdp_p,
1585 uint16_t level, uint16_t inst_num);
1586 extern uint16_t sdp_attr_get_xcap_num_payload_types(sdp_t *sdp_p, uint16_t level,
1587 uint16_t inst_num);
1588 extern uint16_t sdp_attr_get_xcap_payload_type(sdp_t *sdp_p, uint16_t level,
1589 uint16_t inst_num, uint16_t payload_num,
1590 sdp_payload_ind_e *indicator);
1591 extern sdp_result_e sdp_attr_add_xcap_payload_type(sdp_t *sdp_p, uint16_t level,
1592 uint16_t inst_num, uint16_t payload_type,
1593 sdp_payload_ind_e indicator);
1594 extern uint16_t sdp_attr_get_cdsc_first_cap_num(sdp_t *sdp_p, uint16_t level,
1595 uint16_t inst_num);
1596 extern sdp_media_e sdp_attr_get_cdsc_media_type(sdp_t *sdp_p, uint16_t level,
1597 uint16_t inst_num);
1598 extern sdp_transport_e sdp_attr_get_cdsc_transport_type(sdp_t *sdp_p,
1599 uint16_t level, uint16_t inst_num);
1600 extern uint16_t sdp_attr_get_cdsc_num_payload_types(sdp_t *sdp_p, uint16_t level,
1601 uint16_t inst_num);
1602 extern uint16_t sdp_attr_get_cdsc_payload_type(sdp_t *sdp_p, uint16_t level,
1603 uint16_t inst_num, uint16_t payload_num,
1604 sdp_payload_ind_e *indicator);
1605 extern sdp_result_e sdp_attr_add_cdsc_payload_type(sdp_t *sdp_p, uint16_t level,
1606 uint16_t inst_num, uint16_t payload_type,
1607 sdp_payload_ind_e indicator);
1608 extern tinybool sdp_media_dynamic_payload_valid (sdp_t *sdp_p, uint16_t payload_type,
1609 uint16_t m_line);
1610
1611 extern tinybool sdp_attr_get_rtr_confirm (sdp_t *, uint16_t, uint8_t, uint16_t);
1612
1613 extern tinybool sdp_attr_get_silencesupp_enabled(sdp_t *sdp_p, uint16_t level,
1614 uint8_t cap_num, uint16_t inst_num);
1615 extern uint16_t sdp_attr_get_silencesupp_timer(sdp_t *sdp_p, uint16_t level,
1616 uint8_t cap_num, uint16_t inst_num,
1617 tinybool *null_ind);
1618 extern sdp_silencesupp_pref_e sdp_attr_get_silencesupp_pref(sdp_t *sdp_p,
1619 uint16_t level,
1620 uint8_t cap_num,
1621 uint16_t inst_num);
1622 extern sdp_silencesupp_siduse_e sdp_attr_get_silencesupp_siduse(sdp_t *sdp_p,
1623 uint16_t level,
1624 uint8_t cap_num,
1625 uint16_t inst_num);
1626 extern uint8_t sdp_attr_get_silencesupp_fxnslevel(sdp_t *sdp_p, uint16_t level,
1627 uint8_t cap_num, uint16_t inst_num,
1628 tinybool *null_ind);
1629 extern sdp_mediadir_role_e sdp_attr_get_comediadir_role(sdp_t *sdp_p,
1630 uint16_t level, uint8_t cap_num,
1631 uint16_t inst_num);
1632
1633 extern uint16_t sdp_attr_get_mptime_num_intervals(
1634 sdp_t *sdp_p, uint16_t level, uint8_t cap_num, uint16_t inst_num);
1635 extern uint16_t sdp_attr_get_mptime_interval(
1636 sdp_t *sdp_p, uint16_t level, uint8_t cap_num, uint16_t inst_num, uint16_t interval_num);
1637 extern sdp_result_e sdp_attr_add_mptime_interval(
1638 sdp_t *sdp_p, uint16_t level, uint8_t cap_num, uint16_t inst_num, uint16_t interval);
1639
1640
1641 extern sdp_result_e sdp_copy_all_bw_lines(sdp_t *src_sdp_ptr, sdp_t *dst_sdp_ptr,
1642 uint16_t src_level, uint16_t dst_level);
1643 extern sdp_bw_modifier_e sdp_get_bw_modifier(sdp_t *sdp_p, uint16_t level,
1644 uint16_t inst_num);
1645 extern const char *sdp_get_bw_modifier_name(sdp_bw_modifier_e bw_modifier);
1646 extern int32_t sdp_get_bw_value(sdp_t *sdp_p, uint16_t level, uint16_t inst_num);
1647 extern int32_t sdp_get_num_bw_lines (sdp_t *sdp_p, uint16_t level);
1648
1649 extern sdp_result_e sdp_add_new_bw_line(sdp_t *sdp_p, uint16_t level,
1650 sdp_bw_modifier_e bw_modifier, uint16_t *inst_num);
1651
1652 extern sdp_group_attr_e sdp_get_group_attr(sdp_t *sdp_p, uint16_t level,
1653 uint8_t cap_num, uint16_t inst_num);
1654
1655 extern const char* sdp_attr_get_x_sidout (sdp_t *sdp_p, uint16_t level,
1656 uint8_t cap_num, uint16_t inst_num);
1657
1658
1659 extern const char* sdp_attr_get_x_sidin (sdp_t *sdp_p, uint16_t level,
1660 uint8_t cap_num, uint16_t inst_num);
1661
1662 extern const char* sdp_attr_get_x_confid (sdp_t *sdp_p, uint16_t level,
1663 uint8_t cap_num, uint16_t inst_num);
1664
1665 extern uint16_t sdp_get_group_num_id(sdp_t *sdp_p, uint16_t level,
1666 uint8_t cap_num, uint16_t inst_num);
1667
1668 extern const char* sdp_get_group_id(sdp_t *sdp_p, uint16_t level,
1669 uint8_t cap_num, uint16_t inst_num, uint16_t id_num);
1670
1671 extern int32_t sdp_get_mid_value(sdp_t *sdp_p, uint16_t level);
1672 extern sdp_result_e sdp_include_new_filter_src_addr(sdp_t *sdp_p, uint16_t level,
1673 uint8_t cap_num, uint16_t inst_num,
1674 const char *src_addr);
1675 extern sdp_src_filter_mode_e sdp_get_source_filter_mode(sdp_t *sdp_p,
1676 uint16_t level, uint8_t cap_num,
1677 uint16_t inst_num);
1678 extern sdp_result_e sdp_get_filter_destination_attributes(sdp_t *sdp_p,
1679 uint16_t level, uint8_t cap_num,
1680 uint16_t inst_num,
1681 sdp_nettype_e *nettype,
1682 sdp_addrtype_e *addrtype,
1683 char *dest_addr);
1684 extern int32_t sdp_get_filter_source_address_count(sdp_t *sdp_p, uint16_t level,
1685 uint8_t cap_num, uint16_t inst_num);
1686 extern sdp_result_e sdp_get_filter_source_address (sdp_t *sdp_p, uint16_t level,
1687 uint8_t cap_num, uint16_t inst_num,
1688 uint16_t src_addr_id,
1689 char *src_addr);
1690
1691 extern sdp_rtcp_unicast_mode_e sdp_get_rtcp_unicast_mode(sdp_t *sdp_p,
1692 uint16_t level, uint8_t cap_num,
1693 uint16_t inst_num);
1694
1695 void sdp_crypto_debug(char *buffer, ulong length_bytes);
1696 char * sdp_debug_msg_filter(char *buffer, ulong length_bytes);
1697
1698 extern int32_t
1699 sdp_attr_get_sdescriptions_tag(sdp_t *sdp_p,
1700 uint16_t level,
1701 uint8_t cap_num,
1702 uint16_t inst_num);
1703
1704 extern sdp_srtp_crypto_suite_t
1705 sdp_attr_get_sdescriptions_crypto_suite(sdp_t *sdp_p,
1706 uint16_t level,
1707 uint8_t cap_num,
1708 uint16_t inst_num);
1709
1710 extern const char*
1711 sdp_attr_get_sdescriptions_key(sdp_t *sdp_p,
1712 uint16_t level,
1713 uint8_t cap_num,
1714 uint16_t inst_num);
1715
1716 extern const char*
1717 sdp_attr_get_sdescriptions_salt(sdp_t *sdp_p,
1718 uint16_t level,
1719 uint8_t cap_num,
1720 uint16_t inst_num);
1721
1722 extern const char*
1723 sdp_attr_get_sdescriptions_lifetime(sdp_t *sdp_p,
1724 uint16_t level,
1725 uint8_t cap_num,
1726 uint16_t inst_num);
1727
1728 extern sdp_result_e
1729 sdp_attr_get_sdescriptions_mki(sdp_t *sdp_p,
1730 uint16_t level,
1731 uint8_t cap_num,
1732 uint16_t inst_num,
1733 const char **mki_value,
1734 uint16_t *mki_length);
1735
1736 extern const char*
1737 sdp_attr_get_sdescriptions_session_params(sdp_t *sdp_p,
1738 uint16_t level,
1739 uint8_t cap_num,
1740 uint16_t inst_num);
1741
1742 extern unsigned char
1743 sdp_attr_get_sdescriptions_key_size(sdp_t *sdp_p,
1744 uint16_t level,
1745 uint8_t cap_num,
1746 uint16_t inst_num);
1747
1748 extern unsigned char
1749 sdp_attr_get_sdescriptions_salt_size(sdp_t *sdp_p,
1750 uint16_t level,
1751 uint8_t cap_num,
1752 uint16_t inst_num);
1753
1754 extern unsigned long
1755 sdp_attr_get_srtp_crypto_selection_flags(sdp_t *sdp_p,
1756 uint16_t level,
1757 uint8_t cap_num,
1758 uint16_t inst_num);
1759
1760 sdp_result_e
1761 sdp_attr_get_ice_attribute (sdp_t *sdp_p, uint16_t level,
1762 uint8_t cap_num, sdp_attr_e sdp_attr, uint16_t inst_num,
1763 char **out);
1764
1765 sdp_result_e
1766 sdp_attr_get_rtcp_mux_attribute (sdp_t *sdp_p, uint16_t level,
1767 uint8_t cap_num, sdp_attr_e sdp_attr, uint16_t inst_num,
1768 tinybool *rtcp_mux);
1769
1770 sdp_result_e
1771 sdp_attr_get_setup_attribute (sdp_t *sdp_p, uint16_t level,
1772 uint8_t cap_num, uint16_t inst_num, sdp_setup_type_e *setup_type);
1773
1774 sdp_result_e
1775 sdp_attr_get_connection_attribute (sdp_t *sdp_p, uint16_t level,
1776 uint8_t cap_num, uint16_t inst_num, sdp_connection_type_e *connection_type);
1777
1778 sdp_result_e
1779 sdp_attr_get_dtls_fingerprint_attribute (sdp_t *sdp_p, uint16_t level,
1780 uint8_t cap_num, sdp_attr_e sdp_attr, uint16_t inst_num,
1781 char **out);
1782
1783 sdp_rtcp_fb_ack_type_e
1784 sdp_attr_get_rtcp_fb_ack(sdp_t *sdp_p, uint16_t level, uint16_t payload_type, uint16_t inst);
1785
1786 sdp_rtcp_fb_nack_type_e
1787 sdp_attr_get_rtcp_fb_nack(sdp_t *sdp_p, uint16_t level, uint16_t payload_type, uint16_t inst);
1788
1789 uint32_t
1790 sdp_attr_get_rtcp_fb_trr_int(sdp_t *sdp_p, uint16_t level, uint16_t payload_type,
1791 uint16_t inst);
1792
1793 tinybool
1794 sdp_attr_get_rtcp_fb_remb_enabled(sdp_t *sdp_p, uint16_t level,
1795 uint16_t payload_type);
1796
1797 tinybool
1798 sdp_attr_get_rtcp_fb_transport_cc_enabled(sdp_t *sdp_p, uint16_t level,
1799 uint16_t payload_type);
1800
1801 sdp_rtcp_fb_ccm_type_e
1802 sdp_attr_get_rtcp_fb_ccm(sdp_t *sdp_p, uint16_t level, uint16_t payload_type, uint16_t inst);
1803
1804 sdp_result_e
1805 sdp_attr_set_rtcp_fb_ack(sdp_t *sdp_p, uint16_t level, uint16_t payload_type, uint16_t inst,
1806 sdp_rtcp_fb_ack_type_e type);
1807
1808 sdp_result_e
1809 sdp_attr_set_rtcp_fb_nack(sdp_t *sdp_p, uint16_t level, uint16_t payload_type, uint16_t inst,
1810 sdp_rtcp_fb_nack_type_e);
1811
1812 sdp_result_e
1813 sdp_attr_set_rtcp_fb_trr_int(sdp_t *sdp_p, uint16_t level, uint16_t payload_type,
1814 uint16_t inst, uint32_t interval);
1815
1816 sdp_result_e
1817 sdp_attr_set_rtcp_fb_remb(sdp_t *sdp_p, uint16_t level, uint16_t payload_type,
1818 uint16_t inst);
1819 sdp_result_e
1820 sdp_attr_set_rtcp_fb_transport_cc(sdp_t *sdp_p, uint16_t level, uint16_t payload_type,
1821 uint16_t inst);
1822
1823 sdp_result_e
1824 sdp_attr_set_rtcp_fb_ccm(sdp_t *sdp_p, uint16_t level, uint16_t payload_type, uint16_t inst,
1825 sdp_rtcp_fb_ccm_type_e);
1826 const char *
1827 sdp_attr_get_extmap_uri(sdp_t *sdp_p, uint16_t level, uint16_t inst);
1828
1829 uint16_t
1830 sdp_attr_get_extmap_id(sdp_t *sdp_p, uint16_t level, uint16_t inst);
1831
1832 sdp_result_e
1833 sdp_attr_set_extmap(sdp_t *sdp_p, uint16_t level, uint16_t id, const char* uri, uint16_t inst);
1834
1835 #endif /* _SDP_H_ */