sdp_message.h

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/*
  The oSIP library implements the Session Initiation Protocol (SIP -rfc3261-)
  Copyright (C) 2001,2002,2003,2004  Aymeric MOIZARD jack@atosc.org
  
  This library 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.
  
  This library 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 this library; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/


#ifndef _SDP_H_
#define _SDP_H_

#ifdef ENABLE_MPATROL
#include <mpatrol.h>
#endif

#include <osipparser2/osip_list.h>


#ifdef __cplusplus
extern "C"
{
#endif

  typedef struct sdp_bandwidth sdp_bandwidth_t;

  struct sdp_bandwidth
  {
    char *b_bwtype;             
    char *b_bandwidth;          
  };

  int sdp_bandwidth_init (sdp_bandwidth_t ** elem);
  void sdp_bandwidth_free (sdp_bandwidth_t * elem);

  typedef struct sdp_time_descr sdp_time_descr_t;

  struct sdp_time_descr
  {
    char *t_start_time;            
    char *t_stop_time;             
    osip_list_t *r_repeats;        
  };

  int sdp_time_descr_init (sdp_time_descr_t ** elem);
  void sdp_time_descr_free (sdp_time_descr_t * elem);

  typedef struct sdp_key sdp_key_t;

  struct sdp_key
  {
    char *k_keytype;    
    char *k_keydata;    
  };

  int sdp_key_init (sdp_key_t ** elem);
  void sdp_key_free (sdp_key_t * elem);

  typedef struct sdp_attribute sdp_attribute_t;

  struct sdp_attribute
  {
    char *a_att_field;          
    char *a_att_value;          
  };

  int sdp_attribute_init (sdp_attribute_t ** elem);
  void sdp_attribute_free (sdp_attribute_t * elem);


  typedef struct sdp_connection sdp_connection_t;

  struct sdp_connection
  {
    char *c_nettype;             
    char *c_addrtype;            
    char *c_addr;                
    char *c_addr_multicast_ttl;  
    char *c_addr_multicast_int;  
  };

  int sdp_connection_init (sdp_connection_t ** elem);
  void sdp_connection_free (sdp_connection_t * elem);

  typedef struct sdp_media sdp_media_t;

  struct sdp_media
  {
    char *m_media;              
    char *m_port;               
    char *m_number_of_port;     
    char *m_proto;              
    osip_list_t *m_payloads;    
    char *i_info;               
    osip_list_t *c_connections; 
    osip_list_t *b_bandwidths;  
    osip_list_t *a_attributes;  
    sdp_key_t *k_key;           
  };

  int sdp_media_init (sdp_media_t ** elem);
  void sdp_media_free (sdp_media_t * elem);

  typedef struct sdp_message sdp_message_t;

  struct sdp_message
  {
    char *v_version;            
    char *o_username;           
    char *o_sess_id;            
    char *o_sess_version;       
    char *o_nettype;            
    char *o_addrtype;           
    char *o_addr;               
    char *s_name;               
    char *i_info;               
    char *u_uri;                
    osip_list_t *e_emails;      
    osip_list_t *p_phones;      
    sdp_connection_t *c_connection;   
    osip_list_t *b_bandwidths;  
    osip_list_t *t_descrs;      
    char *z_adjustments;        
    sdp_key_t *k_key;           
    osip_list_t *a_attributes;  
    osip_list_t *m_medias;      
  };



  int sdp_message_init (sdp_message_t ** sdp);
  int sdp_message_parse (sdp_message_t * sdp, const char *buf);
  int sdp_message_to_str (sdp_message_t * sdp, char **dest);
  void sdp_message_free (sdp_message_t * sdp);
  int sdp_message_clone (sdp_message_t * sdp, sdp_message_t ** dest);

  int sdp_message_v_version_set (sdp_message_t * sdp, char *value);
  char *sdp_message_v_version_get (sdp_message_t * sdp);
  int sdp_message_o_origin_set (sdp_message_t * sdp, char *username,
                                char *sess_id, char *sess_version,
                                char *nettype, char *addrtype, char *addr);
  char *sdp_message_o_username_get (sdp_message_t * sdp);
  char *sdp_message_o_sess_id_get (sdp_message_t * sdp);
  char *sdp_message_o_sess_version_get (sdp_message_t * sdp);
  char *sdp_message_o_nettype_get (sdp_message_t * sdp);
  char *sdp_message_o_addrtype_get (sdp_message_t * sdp);
  char *sdp_message_o_addr_get (sdp_message_t * sdp);
  int sdp_message_s_name_set (sdp_message_t * sdp, char *value);
  char *sdp_message_s_name_get (sdp_message_t * sdp);
  int sdp_message_i_info_set (sdp_message_t * sdp, int pos_media,
                              char *value);
  char *sdp_message_i_info_get (sdp_message_t * sdp, int pos_media);
  int sdp_message_u_uri_set (sdp_message_t * sdp, char *value);
  char *sdp_message_u_uri_get (sdp_message_t * sdp);
  int sdp_message_e_email_add (sdp_message_t * sdp, char *value);
  #define sdp_e_email_get sdp_message_e_email_get

  char *sdp_message_e_email_get (sdp_message_t * sdp, int pos);
  int sdp_message_p_phone_add (sdp_message_t * sdp, char *value);
  char *sdp_message_p_phone_get (sdp_message_t * sdp, int pos);
  int sdp_message_c_connection_add (sdp_message_t * sdp, int pos_media,
                                    char *nettype, char *addrtype,
                                    char *addr, char *addr_multicast_ttl,
                                    char *addr_multicast_int);
#ifndef DOXYGEN
/* this method should be internal only... */
  sdp_connection_t *sdp_message_connection_get (sdp_message_t * sdp,
                                                int pos_media, int pos);
#endif

  char *sdp_message_c_nettype_get (sdp_message_t * sdp, int pos_media,
                                   int pos);
  char *sdp_message_c_addrtype_get (sdp_message_t * sdp, int pos_media,
                                    int pos);
  char *sdp_message_c_addr_get (sdp_message_t * sdp, int pos_media, int pos);
  char *sdp_message_c_addr_multicast_ttl_get (sdp_message_t * sdp,
                                              int pos_media, int pos);
  char *sdp_message_c_addr_multicast_int_get (sdp_message_t * sdp,
                                              int pos_media, int pos);
  int sdp_message_b_bandwidth_add (sdp_message_t * sdp, int pos_media,
                                   char *bwtype, char *bandwidth);
  sdp_bandwidth_t *sdp_message_bandwidth_get (sdp_message_t * sdp,
                                              int pos_media, int pos);
  char *sdp_message_b_bwtype_get (sdp_message_t * sdp, int pos_media,
                                  int pos);
  char *sdp_message_b_bandwidth_get (sdp_message_t * sdp, int pos_media,
                                     int pos);
  int sdp_message_t_time_descr_add (sdp_message_t * sdp, char *start,
                                    char *stop);
  char *sdp_message_t_start_time_get (sdp_message_t * sdp, int pos_td);
  char *sdp_message_t_stop_time_get (sdp_message_t * sdp, int pos_td);
  int sdp_message_r_repeat_add (sdp_message_t * sdp, int pos_time_descr,
                                char *value);
  char *sdp_message_r_repeat_get (sdp_message_t * sdp, int pos_time_descr,
                                  int pos_repeat);
  int sdp_message_z_adjustments_set (sdp_message_t * sdp, char *value);
  char *sdp_message_z_adjustments_get (sdp_message_t * sdp);
  int sdp_message_k_key_set (sdp_message_t * sdp, int pos_media,
                             char *keytype, char *keydata);
  char *sdp_message_k_keytype_get (sdp_message_t * sdp, int pos_media);
  char *sdp_message_k_keydata_get (sdp_message_t * sdp, int pos_media);
  int sdp_message_a_attribute_add (sdp_message_t * sdp, int pos_media,
                                   char *att_field, char *att_value);
  int sdp_message_a_attribute_del (sdp_message_t * sdp, int pos_media, 
                                   char *att_field);
  int sdp_message_a_attribute_del_at_index (sdp_message_t * sdp, int pos_media, 
                                            char *att_field, int pos_attr);
  sdp_attribute_t *sdp_message_attribute_get (sdp_message_t * sdp,
                                              int pos_media, int pos);
  char *sdp_message_a_att_field_get (sdp_message_t * sdp, int pos_media,
                                     int pos);
  char *sdp_message_a_att_value_get (sdp_message_t * sdp, int pos_media,
                                     int pos);
  int sdp_message_endof_media (sdp_message_t * sdp, int pos);
  int sdp_message_m_media_add (sdp_message_t * sdp, char *media,
                               char *port, char *number_of_port, char *proto);
  char *sdp_message_m_media_get (sdp_message_t * sdp, int pos_media);
  char *sdp_message_m_port_get (sdp_message_t * sdp, int pos_media);
  int sdp_message_m_port_set (sdp_message_t * sdp, int pos_media, char *port);
  char *sdp_message_m_number_of_port_get (sdp_message_t * sdp, int pos_media);
  char *sdp_message_m_proto_get (sdp_message_t * sdp, int pos_media);
  int sdp_message_m_payload_add (sdp_message_t * sdp, int pos_media,
                                 char *payload);
  char *sdp_message_m_payload_get (sdp_message_t * sdp, int pos_media,
                                   int pos);
  int sdp_message_m_payload_del (sdp_message_t * sdp, int pos_media,
                                 int pos);


#ifdef __cplusplus
}
#endif


#endif

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