sdp.h

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/* * 
 * This file is part of libnemesi
 *
 * Copyright (C) 2007 by LScube team <team@streaming.polito.it>
 * See AUTHORS for more details
 * 
 * libnemesi is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * libnemesi is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with libnemesi; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 *  
 * */


#ifndef NEMESI_SDP_H
#define NEMESI_SDP_H

#include "cc.h"

typedef struct sdp_attr_s {
    char *name;     
    char *value;    
    struct sdp_attr_s *next;
} sdp_attr;

#define SDP_MEDIA_FIELDS    "Multimedia Type & Transport Address", \
                "Medium Title", \
                "Connection Info", \
                "Bandwidth Info", \
                "Crypto Key"

typedef struct sdp_medium_info_s {
    char *m;        
    char *i;        
    char *c;        
    char *b;        
    char *k;        
    sdp_attr *attr_list;    
    cc_license *cc;        
    char media_type;    
    int port;        
    int n_ports;        
    char transport[8];    
    char *fmts;        
    struct sdp_medium_info_s *next;    
} sdp_medium_info;

#define SDP_SESSION_FIELDS    "Protocol Version", \
                "Session Identifier & Creator", \
                "Session Name", \
                "Session Info", \
                "URI Description", \
                "e-mail Address", \
                "Phone Number", \
                "Connection Info", \
                "Bandwidth Info", \
                "Active Time", \
                "I' so' llu re", \
                "Time Zone", \
                "Crypto Key"

typedef struct {
    char *v;        
    char *o;        
    char *s;        
    char *i;        
    char *u;        
    char *e;        
    char *p;        
    char *c;        
    char *b;        
    char *t;        
    char *r;        
    char *z;        
    char *k;        
    sdp_attr *attr_list;    
    cc_license *cc;        
    sdp_medium_info *media_info_queue;    
} sdp_session_info;

sdp_session_info *sdp_session_setup(char *descr, int descr_len);
sdp_medium_info *sdp_media_setup(char **descr, int descr_len);
int sdp_set_attr(sdp_attr ** attr_list, char *a);
void sdp_session_destroy(sdp_session_info *);
void sdp_media_destroy(sdp_medium_info *);
int sdp_parse_m_descr(sdp_medium_info *, char *);

typedef struct {
    float begin;
    float end;
} sdp_range;

sdp_attr * sdp_get_attr(sdp_attr * attr_list, char * name);
sdp_range sdp_parse_range(char * value);

#endif  /* NEMESI_SDP_H */

/* @} */

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