libosip: osip_rfc3264.h Source File

00001 /*
00002   The oSIP library implements the Session Initiation Protocol (SIP -rfc3261-)
00003   Copyright (C) 2001,2002,2003,2004  Aymeric MOIZARD jack@atosc.org
00004   
00005   This library is free software; you can redistribute it and/or
00006   modify it under the terms of the GNU Lesser General Public
00007   License as published by the Free Software Foundation; either
00008   version 2.1 of the License, or (at your option) any later version.
00009   
00010   This library is distributed in the hope that it will be useful,
00011   but WITHOUT ANY WARRANTY; without even the implied warranty of
00012   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013   Lesser General Public License for more details.
00014   
00015   You should have received a copy of the GNU Lesser General Public
00016   License along with this library; if not, write to the Free Software
00017   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00018 */
00019 
00020 #ifndef __SDP_RFC3264_H__
00021 #define __SDP_RFC3264_H__
00022 
00023 #include <osipparser2/osip_list.h>
00024 #include <osipparser2/sdp_message.h>
00025 
00037 #ifdef __cplusplus
00038 extern "C"
00039 {
00040 #endif
00041 
00046   struct osip_rfc3264;
00047 
00052 #define MAX_AUDIO_CODECS   100
00053 
00057 #define MAX_VIDEO_CODECS   100
00058 
00062 #define MAX_T38_CODECS       2
00063 
00067 #define MAX_APP_CODECS     100
00068 
00073   int osip_rfc3264_init (struct osip_rfc3264 **config);
00074 
00079   void osip_rfc3264_free (struct osip_rfc3264 *config);
00080 
00086   int osip_rfc3264_endof_media (struct osip_rfc3264 *config, int pos);
00087 
00093   sdp_media_t *osip_rfc3264_get (struct osip_rfc3264 *config, int pos);
00094 
00100   int osip_rfc3264_remove (struct osip_rfc3264 *config, int pos);
00101 
00106   int osip_rfc3264_reset_media (struct osip_rfc3264 *config);
00107 
00114   int osip_rfc3264_add_audio_media (struct osip_rfc3264 *config, sdp_media_t *med, int pos);
00115 
00121   int osip_rfc3264_del_audio_media (struct osip_rfc3264 *config, int pos);
00122 
00129   int osip_rfc3264_add_t38_media (struct osip_rfc3264 *config, sdp_media_t *med, int pos);
00130 
00136   int osip_rfc3264_del_t38_media (struct osip_rfc3264 *config, int pos);
00137 
00144   int osip_rfc3264_add_video_media (struct osip_rfc3264 *config, sdp_media_t *med, int pos);
00145 
00151   int osip_rfc3264_del_video_media (struct osip_rfc3264 *config, int pos);
00152 
00153 
00158   sdp_media_t *osip_rfc3264_find_audio (struct osip_rfc3264 *config, char *payload,
00159                                         char *rtpmap);
00160 
00167   sdp_media_t *osip_rfc3264_find_video (struct osip_rfc3264 *config, char *payload,
00168                                         char *rtpmap);
00169 
00175   sdp_media_t *osip_rfc3264_find_t38 (struct osip_rfc3264 *config, char *payload);
00176 
00182   sdp_media_t *osip_rfc3264_find_app (struct osip_rfc3264 *config, char *payload);
00183 
00196   int osip_rfc3264_match(struct osip_rfc3264 *config,
00197                          sdp_message_t *remote_sdp,
00198                          sdp_media_t *audio_tab[],
00199                          sdp_media_t *video_tab[],
00200                          sdp_media_t *t38_tab[],
00201                          sdp_media_t *app_tab[],
00202                          int pos_media);
00203 
00211 int osip_rfc3264_match_audio(struct osip_rfc3264 *config,
00212                              sdp_message_t *remote_sdp,
00213                              sdp_media_t *remote_med,
00214                              sdp_media_t *audio_tab[]);
00215 
00223 int osip_rfc3264_match_video(struct osip_rfc3264 *config,
00224                              sdp_message_t *remote_sdp,
00225                              sdp_media_t *remote_med,
00226                              sdp_media_t *video_tab[]);
00227 
00235 int osip_rfc3264_match_t38(struct osip_rfc3264 *config,
00236                            sdp_message_t *remote_sdp,
00237                            sdp_media_t *remote_med,
00238                            sdp_media_t *t38_tab[]);
00239 
00247 int osip_rfc3264_match_app(struct osip_rfc3264 *config,
00248                            sdp_message_t *remote_sdp,
00249                            sdp_media_t *remote_med,
00250                            sdp_media_t *app_tab[]);
00251 
00252 
00260 int osip_rfc3264_prepare_answer(struct osip_rfc3264 *config,
00261                                 sdp_message_t *remote_sdp,
00262                                 char *local_sdp, int length);
00263 
00275 int
00276 osip_rfc3264_complete_answer(struct osip_rfc3264 *config,
00277                              sdp_message_t *remote_sdp,
00278                              sdp_message_t *local_sdp,
00279                              sdp_media_t *med,
00280                              int mline);
00281 
00292   int osip_rfc3264_accept_codec(struct osip_rfc3264 *config,
00293                                 sdp_media_t *med,
00294                                 sdp_message_t *remote_sdp,
00295                                 sdp_message_t *local_sdp);
00296 
00297 
00303   int __osip_rfc3264_print_codecs(struct osip_rfc3264 *config);
00304 
00305 
00306 #ifdef __cplusplus
00307 }
00308 #endif
00309 
00310 #endif