1 /* GStreamer 2 * Copyright (C) <2005,2006> Wim Taymans <wim@fluendo.com> 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Library General Public 6 * License as published by the Free Software Foundation; either 7 * version 2 of the License, or (at your option) any later version. 8 * 9 * This library is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Library General Public License for more details. 13 * 14 * You should have received a copy of the GNU Library General Public 15 * License along with this library; if not, write to the 16 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 17 * Boston, MA 02110-1301, USA. 18 */ 19 /* 20 * Unless otherwise indicated, Source Code is licensed under MIT license. 21 * See further explanation attached in License Statement (distributed in the file 22 * LICENSE). 23 * 24 * Permission is hereby granted, free of charge, to any person obtaining a copy of 25 * this software and associated documentation files (the "Software"), to deal in 26 * the Software without restriction, including without limitation the rights to 27 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies 28 * of the Software, and to permit persons to whom the Software is furnished to do 29 * so, subject to the following conditions: 30 * 31 * The above copyright notice and this permission notice shall be included in all 32 * copies or substantial portions of the Software. 33 * 34 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 35 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 36 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 37 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 38 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 39 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 40 * SOFTWARE. 41 */ 42 43 #ifndef __GST_RTSP_DEFS_H__ 44 #define __GST_RTSP_DEFS_H__ 45 46 #include <gst/gst.h> 47 #include <gst/rtsp/rtsp-prelude.h> 48 49 G_BEGIN_DECLS 50 51 /** 52 * GST_RTSP_CHECK: 53 * @stmt: a statement 54 * @label: a label 55 * 56 * Macro that checks the return value of @stmt and jumps to @label when it does 57 * not equal #GST_RTSP_OK. 58 */ 59 #define GST_RTSP_CHECK(stmt, label) \ 60 G_STMT_START { \ 61 if (G_UNLIKELY ((res = (stmt)) != GST_RTSP_OK)) \ 62 goto label; \ 63 } G_STMT_END 64 65 /** 66 * GstRTSPResult: 67 * @GST_RTSP_OK: no error 68 * @GST_RTSP_ERROR: some unspecified error occurred 69 * @GST_RTSP_EINVAL: invalid arguments were provided to a function 70 * @GST_RTSP_EINTR: an operation was canceled 71 * @GST_RTSP_ENOMEM: no memory was available for the operation 72 * @GST_RTSP_ERESOLV: a host resolve error occurred 73 * @GST_RTSP_ENOTIMPL: function not implemented 74 * @GST_RTSP_ESYS: a system error occurred, errno contains more details 75 * @GST_RTSP_EPARSE: a parsing error occurred 76 * @GST_RTSP_EWSASTART: windows networking could not start 77 * @GST_RTSP_EWSAVERSION: windows networking stack has wrong version 78 * @GST_RTSP_EEOF: end-of-file was reached 79 * @GST_RTSP_ENET: a network problem occurred, h_errno contains more details 80 * @GST_RTSP_ENOTIP: the host is not an IP host 81 * @GST_RTSP_ETIMEOUT: a timeout occurred 82 * @GST_RTSP_ETGET: the tunnel GET request has been performed 83 * @GST_RTSP_ETPOST: the tunnel POST request has been performed 84 * @GST_RTSP_ELAST: last error 85 * 86 * Result codes from the RTSP functions. 87 */ 88 typedef enum { 89 GST_RTSP_OK = 0, 90 /* errors */ 91 GST_RTSP_ERROR = -1, 92 GST_RTSP_EINVAL = -2, 93 GST_RTSP_EINTR = -3, 94 GST_RTSP_ENOMEM = -4, 95 GST_RTSP_ERESOLV = -5, 96 GST_RTSP_ENOTIMPL = -6, 97 GST_RTSP_ESYS = -7, 98 GST_RTSP_EPARSE = -8, 99 GST_RTSP_EWSASTART = -9, 100 GST_RTSP_EWSAVERSION = -10, 101 GST_RTSP_EEOF = -11, 102 GST_RTSP_ENET = -12, 103 GST_RTSP_ENOTIP = -13, 104 GST_RTSP_ETIMEOUT = -14, 105 GST_RTSP_ETGET = -15, 106 GST_RTSP_ETPOST = -16, 107 108 GST_RTSP_ELAST = -17 109 } GstRTSPResult; 110 111 /** 112 * GstRTSPEvent: 113 * @GST_RTSP_EV_READ: connection is readable 114 * @GST_RTSP_EV_WRITE: connection is writable 115 * 116 * The possible events for the connection. 117 */ 118 typedef enum { 119 GST_RTSP_EV_READ = (1 << 0), 120 GST_RTSP_EV_WRITE = (1 << 1) 121 } GstRTSPEvent; 122 123 /** 124 * GstRTSPFamily: 125 * @GST_RTSP_FAM_NONE: unknown network family 126 * @GST_RTSP_FAM_INET: internet 127 * @GST_RTSP_FAM_INET6: internet V6 128 * 129 * The possible network families. 130 */ 131 typedef enum { 132 GST_RTSP_FAM_NONE, 133 GST_RTSP_FAM_INET, 134 GST_RTSP_FAM_INET6 135 } GstRTSPFamily; 136 137 /** 138 * GstRTSPState: 139 * @GST_RTSP_STATE_INVALID: invalid state 140 * @GST_RTSP_STATE_INIT: initializing 141 * @GST_RTSP_STATE_READY: ready for operation 142 * @GST_RTSP_STATE_SEEKING: seeking in progress 143 * @GST_RTSP_STATE_PLAYING: playing 144 * @GST_RTSP_STATE_RECORDING: recording 145 * 146 * The different RTSP states. 147 */ 148 typedef enum { 149 GST_RTSP_STATE_INVALID, 150 GST_RTSP_STATE_INIT, 151 GST_RTSP_STATE_READY, 152 GST_RTSP_STATE_SEEKING, 153 GST_RTSP_STATE_PLAYING, 154 GST_RTSP_STATE_RECORDING 155 } GstRTSPState; 156 157 /** 158 * GstRTSPVersion: 159 * @GST_RTSP_VERSION_INVALID: unknown/invalid version 160 * @GST_RTSP_VERSION_1_0: version 1.0 161 * @GST_RTSP_VERSION_1_1: version 1.1. 162 * @GST_RTSP_VERSION_2_0: version 2.0. 163 * 164 * The supported RTSP versions. 165 */ 166 typedef enum { 167 GST_RTSP_VERSION_INVALID = 0x00, 168 GST_RTSP_VERSION_1_0 = 0x10, 169 GST_RTSP_VERSION_1_1 = 0x11, 170 GST_RTSP_VERSION_2_0 = 0x20 171 } GstRTSPVersion; 172 173 /** 174 * GstRTSPMethod: 175 * @GST_RTSP_INVALID: invalid method 176 * @GST_RTSP_DESCRIBE: the DESCRIBE method 177 * @GST_RTSP_ANNOUNCE: the ANNOUNCE method 178 * @GST_RTSP_GET_PARAMETER: the GET_PARAMETER method 179 * @GST_RTSP_OPTIONS: the OPTIONS method 180 * @GST_RTSP_PAUSE: the PAUSE method 181 * @GST_RTSP_PLAY: the PLAY method 182 * @GST_RTSP_RECORD: the RECORD method 183 * @GST_RTSP_REDIRECT: the REDIRECT method 184 * @GST_RTSP_SETUP: the SETUP method 185 * @GST_RTSP_SET_PARAMETER: the SET_PARAMETER method 186 * @GST_RTSP_TEARDOWN: the TEARDOWN method 187 * @GST_RTSP_GET: the GET method (HTTP). 188 * @GST_RTSP_POST: the POST method (HTTP). 189 * 190 * The different supported RTSP methods. 191 */ 192 typedef enum { 193 GST_RTSP_INVALID = 0, 194 GST_RTSP_DESCRIBE = (1 << 0), 195 GST_RTSP_ANNOUNCE = (1 << 1), 196 GST_RTSP_GET_PARAMETER = (1 << 2), 197 GST_RTSP_OPTIONS = (1 << 3), 198 GST_RTSP_PAUSE = (1 << 4), 199 GST_RTSP_PLAY = (1 << 5), 200 GST_RTSP_RECORD = (1 << 6), 201 GST_RTSP_REDIRECT = (1 << 7), 202 GST_RTSP_SETUP = (1 << 8), 203 GST_RTSP_SET_PARAMETER = (1 << 9), 204 GST_RTSP_TEARDOWN = (1 << 10), 205 GST_RTSP_GET = (1 << 11), 206 GST_RTSP_POST = (1 << 12) 207 } GstRTSPMethod; 208 209 /** 210 * GstRTSPAuthMethod: 211 * @GST_RTSP_AUTH_NONE: no authentication 212 * @GST_RTSP_AUTH_BASIC: basic authentication 213 * @GST_RTSP_AUTH_DIGEST: digest authentication 214 * 215 * Authentication methods, ordered by strength 216 */ 217 typedef enum { 218 GST_RTSP_AUTH_NONE = 0x00, 219 GST_RTSP_AUTH_BASIC = 0x01, 220 GST_RTSP_AUTH_DIGEST = 0x02 221 } GstRTSPAuthMethod; 222 223 /** 224 * GST_RTSP_AUTH_MAX: 225 * 226 * Strongest available authentication method 227 */ 228 #define GST_RTSP_AUTH_MAX GST_RTSP_AUTH_DIGEST 229 230 /** 231 * GstRTSPHeaderField: 232 * 233 * Enumeration of rtsp header fields 234 */ 235 typedef enum { 236 GST_RTSP_HDR_INVALID, 237 238 /* 239 * R = Request 240 * r = response 241 * g = general 242 * e = entity 243 */ 244 GST_RTSP_HDR_ACCEPT, /* Accept R opt. entity */ 245 GST_RTSP_HDR_ACCEPT_ENCODING, /* Accept-Encoding R opt. entity */ 246 GST_RTSP_HDR_ACCEPT_LANGUAGE, /* Accept-Language R opt. all */ 247 GST_RTSP_HDR_ALLOW, /* Allow r opt. all */ 248 GST_RTSP_HDR_AUTHORIZATION, /* Authorization R opt. all */ 249 GST_RTSP_HDR_BANDWIDTH, /* Bandwidth R opt. all */ 250 GST_RTSP_HDR_BLOCKSIZE, /* Blocksize R opt. all but OPTIONS, TEARDOWN */ 251 GST_RTSP_HDR_CACHE_CONTROL, /* Cache-Control g opt. SETUP */ 252 GST_RTSP_HDR_CONFERENCE, /* Conference R opt. SETUP */ 253 GST_RTSP_HDR_CONNECTION, /* Connection g req. all */ 254 GST_RTSP_HDR_CONTENT_BASE, /* Content-Base e opt. entity */ 255 GST_RTSP_HDR_CONTENT_ENCODING, /* Content-Encoding e req. SET_PARAMETER, DESCRIBE, ANNOUNCE */ 256 GST_RTSP_HDR_CONTENT_LANGUAGE, /* Content-Language e req. DESCRIBE, ANNOUNCE */ 257 GST_RTSP_HDR_CONTENT_LENGTH, /* Content-Length e req. SET_PARAMETER, ANNOUNCE, entity */ 258 GST_RTSP_HDR_CONTENT_LOCATION, /* Content-Location e opt. entity */ 259 GST_RTSP_HDR_CONTENT_TYPE, /* Content-Type e req. SET_PARAMETER, ANNOUNCE, entity */ 260 GST_RTSP_HDR_CSEQ, /* CSeq g req. all */ 261 GST_RTSP_HDR_DATE, /* Date g opt. all */ 262 GST_RTSP_HDR_EXPIRES, /* Expires e opt. DESCRIBE, ANNOUNCE */ 263 GST_RTSP_HDR_FROM, /* From R opt. all */ 264 GST_RTSP_HDR_IF_MODIFIED_SINCE, /* If-Modified-Since R opt. DESCRIBE, SETUP */ 265 GST_RTSP_HDR_LAST_MODIFIED, /* Last-Modified e opt. entity */ 266 GST_RTSP_HDR_PROXY_AUTHENTICATE, /* Proxy-Authenticate */ 267 GST_RTSP_HDR_PROXY_REQUIRE, /* Proxy-Require R req. all */ 268 GST_RTSP_HDR_PUBLIC, /* Public r opt. all */ 269 GST_RTSP_HDR_RANGE, /* Range Rr opt. PLAY, PAUSE, RECORD */ 270 GST_RTSP_HDR_REFERER, /* Referrer R opt. all */ 271 GST_RTSP_HDR_REQUIRE, /* Require R req. all */ 272 GST_RTSP_HDR_RETRY_AFTER, /* Retry-After r opt. all */ 273 GST_RTSP_HDR_RTP_INFO, /* RTP-Info r req. PLAY */ 274 GST_RTSP_HDR_SCALE, /* Scale Rr opt. PLAY, RECORD */ 275 GST_RTSP_HDR_SESSION, /* Session Rr req. all but SETUP, OPTIONS */ 276 GST_RTSP_HDR_SERVER, /* Server r opt. all */ 277 GST_RTSP_HDR_SPEED, /* Speed Rr opt. PLAY */ 278 GST_RTSP_HDR_TRANSPORT, /* Transport Rr req. SETUP */ 279 GST_RTSP_HDR_UNSUPPORTED, /* Unsupported r req. all */ 280 GST_RTSP_HDR_USER_AGENT, /* User-Agent R opt. all */ 281 GST_RTSP_HDR_VIA, /* Via g opt. all */ 282 GST_RTSP_HDR_WWW_AUTHENTICATE, /* WWW-Authenticate r opt. all */ 283 284 /* Real extensions */ 285 GST_RTSP_HDR_CLIENT_CHALLENGE, /* ClientChallenge */ 286 GST_RTSP_HDR_REAL_CHALLENGE1, /* RealChallenge1 */ 287 GST_RTSP_HDR_REAL_CHALLENGE2, /* RealChallenge2 */ 288 GST_RTSP_HDR_REAL_CHALLENGE3, /* RealChallenge3 */ 289 GST_RTSP_HDR_SUBSCRIBE, /* Subscribe */ 290 GST_RTSP_HDR_ALERT, /* Alert */ 291 GST_RTSP_HDR_CLIENT_ID, /* ClientID */ 292 GST_RTSP_HDR_COMPANY_ID, /* CompanyID */ 293 GST_RTSP_HDR_GUID, /* GUID */ 294 GST_RTSP_HDR_REGION_DATA, /* RegionData */ 295 GST_RTSP_HDR_MAX_ASM_WIDTH, /* SupportsMaximumASMBandwidth */ 296 GST_RTSP_HDR_LANGUAGE, /* Language */ 297 GST_RTSP_HDR_PLAYER_START_TIME, /* PlayerStarttime */ 298 299 GST_RTSP_HDR_LOCATION, /* Location */ 300 301 GST_RTSP_HDR_ETAG, /* ETag */ 302 GST_RTSP_HDR_IF_MATCH, /* If-Match */ 303 304 /* WM extensions [MS-RTSP] */ 305 GST_RTSP_HDR_ACCEPT_CHARSET, /* Accept-Charset */ 306 GST_RTSP_HDR_SUPPORTED, /* Supported */ 307 GST_RTSP_HDR_VARY, /* Vary */ 308 GST_RTSP_HDR_X_ACCELERATE_STREAMING, /* X-Accelerate-Streaming */ 309 GST_RTSP_HDR_X_ACCEPT_AUTHENT, /* X-Accept-Authentication */ 310 GST_RTSP_HDR_X_ACCEPT_PROXY_AUTHENT, /* X-Accept-Proxy-Authentication */ 311 GST_RTSP_HDR_X_BROADCAST_ID, /* X-Broadcast-Id */ 312 GST_RTSP_HDR_X_BURST_STREAMING, /* X-Burst-Streaming */ 313 GST_RTSP_HDR_X_NOTICE, /* X-Notice */ 314 GST_RTSP_HDR_X_PLAYER_LAG_TIME, /* X-Player-Lag-Time */ 315 GST_RTSP_HDR_X_PLAYLIST, /* X-Playlist */ 316 GST_RTSP_HDR_X_PLAYLIST_CHANGE_NOTICE, /* X-Playlist-Change-Notice */ 317 GST_RTSP_HDR_X_PLAYLIST_GEN_ID, /* X-Playlist-Gen-Id */ 318 GST_RTSP_HDR_X_PLAYLIST_SEEK_ID, /* X-Playlist-Seek-Id */ 319 GST_RTSP_HDR_X_PROXY_CLIENT_AGENT, /* X-Proxy-Client-Agent */ 320 GST_RTSP_HDR_X_PROXY_CLIENT_VERB, /* X-Proxy-Client-Verb */ 321 GST_RTSP_HDR_X_RECEDING_PLAYLISTCHANGE, /* X-Receding-PlaylistChange */ 322 GST_RTSP_HDR_X_RTP_INFO, /* X-RTP-Info */ 323 GST_RTSP_HDR_X_STARTUPPROFILE, /* X-StartupProfile */ 324 325 GST_RTSP_HDR_TIMESTAMP, /* Timestamp */ 326 327 GST_RTSP_HDR_AUTHENTICATION_INFO, /* Authentication-Info */ 328 GST_RTSP_HDR_HOST, /* Host */ 329 GST_RTSP_HDR_PRAGMA, /* Pragma */ 330 GST_RTSP_HDR_X_SERVER_IP_ADDRESS, /* X-Server-IP-Address */ 331 GST_RTSP_HDR_X_SESSIONCOOKIE, /* x-sessioncookie */ 332 333 GST_RTSP_HDR_RTCP_INTERVAL, /* RTCP-Interval */ 334 335 /* Since: 1.4 */ 336 GST_RTSP_HDR_KEYMGMT, /* KeyMgmt */ 337 338 /* Since: 1.14 */ 339 GST_RTSP_HDR_PIPELINED_REQUESTS, /* Pipelined-Requests Rr opt. SETUP */ 340 GST_RTSP_HDR_MEDIA_PROPERTIES, /* Media-Properties Rr opt. SETUP */ 341 GST_RTSP_HDR_SEEK_STYLE, /* Seek-Type Rr opt. PLAY */ 342 GST_RTSP_HDR_ACCEPT_RANGES, /* Accept-Ranges Rr opt. SETUP, GET_PARAMETER */ 343 344 /* Onvif extensions */ 345 GST_RTSP_HDR_FRAMES, /* Frames Rr opt. PLAY */ 346 GST_RTSP_HDR_RATE_CONTROL, /* Rate-control Rr opt. PLAY */ 347 348 GST_RTSP_HDR_LAST 349 } GstRTSPHeaderField; 350 351 /** 352 * GstRTSPStatusCode: 353 * 354 * Enumeration of rtsp status codes 355 */ 356 typedef enum { 357 GST_RTSP_STS_INVALID = 0, 358 GST_RTSP_STS_CONTINUE = 100, 359 GST_RTSP_STS_OK = 200, 360 GST_RTSP_STS_CREATED = 201, 361 GST_RTSP_STS_LOW_ON_STORAGE = 250, 362 GST_RTSP_STS_MULTIPLE_CHOICES = 300, 363 GST_RTSP_STS_MOVED_PERMANENTLY = 301, 364 GST_RTSP_STS_MOVE_TEMPORARILY = 302, 365 GST_RTSP_STS_SEE_OTHER = 303, 366 GST_RTSP_STS_NOT_MODIFIED = 304, 367 GST_RTSP_STS_USE_PROXY = 305, 368 GST_RTSP_STS_BAD_REQUEST = 400, 369 GST_RTSP_STS_UNAUTHORIZED = 401, 370 GST_RTSP_STS_PAYMENT_REQUIRED = 402, 371 GST_RTSP_STS_FORBIDDEN = 403, 372 GST_RTSP_STS_NOT_FOUND = 404, 373 GST_RTSP_STS_METHOD_NOT_ALLOWED = 405, 374 GST_RTSP_STS_NOT_ACCEPTABLE = 406, 375 GST_RTSP_STS_PROXY_AUTH_REQUIRED = 407, 376 GST_RTSP_STS_REQUEST_TIMEOUT = 408, 377 GST_RTSP_STS_GONE = 410, 378 GST_RTSP_STS_LENGTH_REQUIRED = 411, 379 GST_RTSP_STS_PRECONDITION_FAILED = 412, 380 GST_RTSP_STS_REQUEST_ENTITY_TOO_LARGE = 413, 381 GST_RTSP_STS_REQUEST_URI_TOO_LARGE = 414, 382 GST_RTSP_STS_UNSUPPORTED_MEDIA_TYPE = 415, 383 GST_RTSP_STS_PARAMETER_NOT_UNDERSTOOD = 451, 384 GST_RTSP_STS_CONFERENCE_NOT_FOUND = 452, 385 GST_RTSP_STS_NOT_ENOUGH_BANDWIDTH = 453, 386 GST_RTSP_STS_SESSION_NOT_FOUND = 454, 387 GST_RTSP_STS_METHOD_NOT_VALID_IN_THIS_STATE = 455, 388 GST_RTSP_STS_HEADER_FIELD_NOT_VALID_FOR_RESOURCE = 456, 389 GST_RTSP_STS_INVALID_RANGE = 457, 390 GST_RTSP_STS_PARAMETER_IS_READONLY = 458, 391 GST_RTSP_STS_AGGREGATE_OPERATION_NOT_ALLOWED = 459, 392 GST_RTSP_STS_ONLY_AGGREGATE_OPERATION_ALLOWED = 460, 393 GST_RTSP_STS_UNSUPPORTED_TRANSPORT = 461, 394 GST_RTSP_STS_DESTINATION_UNREACHABLE = 462, 395 GST_RTSP_STS_KEY_MANAGEMENT_FAILURE = 463, /* since 1.4 */ 396 GST_RTSP_STS_INTERNAL_SERVER_ERROR = 500, 397 GST_RTSP_STS_NOT_IMPLEMENTED = 501, 398 GST_RTSP_STS_BAD_GATEWAY = 502, 399 GST_RTSP_STS_SERVICE_UNAVAILABLE = 503, 400 GST_RTSP_STS_GATEWAY_TIMEOUT = 504, 401 GST_RTSP_STS_RTSP_VERSION_NOT_SUPPORTED = 505, 402 GST_RTSP_STS_OPTION_NOT_SUPPORTED = 551 403 } GstRTSPStatusCode; 404 405 GST_RTSP_API 406 gchar* gst_rtsp_strresult (GstRTSPResult result); 407 408 GST_RTSP_API 409 const gchar* gst_rtsp_method_as_text (GstRTSPMethod method); 410 411 GST_RTSP_API 412 const gchar* gst_rtsp_version_as_text (GstRTSPVersion version); 413 414 GST_RTSP_API 415 const gchar* gst_rtsp_header_as_text (GstRTSPHeaderField field); 416 417 GST_RTSP_API 418 const gchar* gst_rtsp_status_as_text (GstRTSPStatusCode code); 419 420 GST_RTSP_API 421 gchar* gst_rtsp_options_as_text (GstRTSPMethod options); 422 423 GST_RTSP_API 424 GstRTSPMethod gst_rtsp_options_from_text (const gchar *options); 425 426 GST_RTSP_API 427 GstRTSPHeaderField gst_rtsp_find_header_field (const gchar *header); 428 429 GST_RTSP_API 430 GstRTSPMethod gst_rtsp_find_method (const gchar *method); 431 432 GST_RTSP_API 433 gboolean gst_rtsp_header_allow_multiple (GstRTSPHeaderField field); 434 435 GST_RTSP_API 436 gchar * gst_rtsp_generate_digest_auth_response (const gchar *algorithm, 437 const gchar *method, 438 const gchar *realm, 439 const gchar *username, 440 const gchar *password, 441 const gchar *uri, 442 const gchar *nonce); 443 444 GST_RTSP_API 445 gchar * gst_rtsp_generate_digest_auth_response_from_md5 (const gchar *algorithm, 446 const gchar * method, 447 const gchar * md5, 448 const gchar * uri, 449 const gchar * nonce); 450 451 G_END_DECLS 452 453 #endif /* __GST_RTSP_DEFS_H__ */ 454