sdp_accessor.c

libosip2-3.0.3最新版本

/*
  The oSIP library implements the Session Initiation Protocol (SIP -rfc3261-)
  Copyright (C) 2001,2002,2003,2004,2005,2006,2007 Aymeric MOIZARD [e-mail]
  
  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
*/


#include <osipparser2/osip_const.h>
#include <osipparser2/osip_port.h>
#include <osipparser2/sdp_message.h>

#include <stdio.h>
#include <stdlib.h>

int
sdp_message_v_version_set (sdp_message_t * sdp, char *v_version)
{
  if (sdp == NULL)
    return -1;
  sdp->v_version = v_version;
  return 0;
}

char *
sdp_message_v_version_get (sdp_message_t * sdp)
{
  if (sdp == NULL)
    return NULL;
  return sdp->v_version;
}

int
sdp_message_o_origin_set (sdp_message_t * sdp, char *username, char *sess_id,
                          char *sess_version, char *nettype, char *addrtype,
                          char *addr)
{
  if (sdp == NULL)
    return -1;
  sdp->o_username = username;
  sdp->o_sess_id = sess_id;
  sdp->o_sess_version = sess_version;
  sdp->o_nettype = nettype;
  sdp->o_addrtype = addrtype;
  sdp->o_addr = addr;
  return 0;
}

char *
sdp_message_o_username_get (sdp_message_t * sdp)
{
  if (sdp == NULL)
    return NULL;
  return sdp->o_username;
}

char *
sdp_message_o_sess_id_get (sdp_message_t * sdp)
{
  if (sdp == NULL)
    return NULL;
  return sdp->o_sess_id;
}

char *
sdp_message_o_sess_version_get (sdp_message_t * sdp)
{
  if (sdp == NULL)
    return NULL;
  return sdp->o_sess_version;
}

char *
sdp_message_o_nettype_get (sdp_message_t * sdp)
{
  if (sdp == NULL)
    return NULL;
  return sdp->o_nettype;
}

char *
sdp_message_o_addrtype_get (sdp_message_t * sdp)
{
  if (sdp == NULL)
    return NULL;
  return sdp->o_addrtype;
}

char *
sdp_message_o_addr_get (sdp_message_t * sdp)
{
  if (sdp == NULL)
    return NULL;
  return sdp->o_addr;
}

int
sdp_message_s_name_set (sdp_message_t * sdp, char *name)
{
  if (sdp == NULL)
    return -1;
  sdp->s_name = name;
  return 0;
}

char *
sdp_message_s_name_get (sdp_message_t * sdp)
{
  if (sdp == NULL)
    return NULL;
  return sdp->s_name;
}

int
sdp_message_i_info_set (sdp_message_t * sdp, int pos_media, char *info)
{
  sdp_media_t *med;

  if (sdp == NULL)
    return -1;
  if (pos_media == -1)
    {
      sdp->i_info = info;
      return 0;
    }
  med = osip_list_get (&sdp->m_medias, pos_media);
  if (med == NULL)
    return -1;
  med->i_info = info;
  return 0;
}

char *
sdp_message_i_info_get (sdp_message_t * sdp, int pos_media)
{
  sdp_media_t *med;

  if (sdp == NULL)
    return NULL;
  if (pos_media == -1)
    {
      return sdp->i_info;
    }
  med = osip_list_get (&sdp->m_medias, pos_media);
  if (med == NULL)
    return NULL;
  return med->i_info;
}

int
sdp_message_u_uri_set (sdp_message_t * sdp, char *uri)
{
  if (sdp == NULL)
    return -1;
  sdp->u_uri = uri;
  return 0;
}

char *
sdp_message_u_uri_get (sdp_message_t * sdp)
{
  if (sdp == NULL)
    return NULL;
  return sdp->u_uri;
}

int
sdp_message_e_email_add (sdp_message_t * sdp, char *email)
{
  if (sdp == NULL)
    return -1;
  osip_list_add (&sdp->e_emails, email, -1);
  return 0;
}

char *
sdp_message_e_email_get (sdp_message_t * sdp, int pos)
{
  if (sdp == NULL)
    return NULL;
  if (osip_list_size (&sdp->e_emails) > pos)
    return (char *) osip_list_get (&sdp->e_emails, pos);
  return NULL;
}

int
sdp_message_p_phone_add (sdp_message_t * sdp, char *phone)
{
  if (sdp == NULL)
    return -1;
  osip_list_add (&sdp->p_phones, phone, -1);
  return 0;
}

char *
sdp_message_p_phone_get (sdp_message_t * sdp, int pos)
{
  if (sdp == NULL)
    return NULL;
  if (osip_list_size (&sdp->p_phones) > pos)
    return (char *) osip_list_get (&sdp->p_phones, pos);
  return NULL;
}

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)
{
  int i;
  sdp_media_t *med;
  sdp_connection_t *conn;

  if (sdp == NULL)
    return -1;
  if ((pos_media != -1) && (osip_list_size (&sdp->m_medias) < pos_media + 1))
    return -1;
  i = sdp_connection_init (&conn);
  if (i != 0)
    return -1;
  conn->c_nettype = nettype;
  conn->c_addrtype = addrtype;
  conn->c_addr = addr;
  conn->c_addr_multicast_ttl = addr_multicast_ttl;
  conn->c_addr_multicast_int = addr_multicast_int;
  if (pos_media == -1)
    {
      sdp->c_connection = conn;
      return 0;
    }
  med = (sdp_media_t *) osip_list_get (&sdp->m_medias, pos_media);
  osip_list_add (&med->c_connections, conn, -1);
  return 0;
}

/* this method should be internal only... */
sdp_connection_t *
sdp_message_connection_get (sdp_message_t * sdp, int pos_media, int pos)
{
  sdp_media_t *med;

  if (sdp == NULL)
    return NULL;
  if (pos_media == -1)          /* pos is useless in this case: 1 global "c=" is allowed */
    return sdp->c_connection;
  med = (sdp_media_t *) osip_list_get (&sdp->m_medias, pos_media);
  if (med == NULL)
    return NULL;
  return (sdp_connection_t *) osip_list_get (&med->c_connections, pos);
}

char *
sdp_message_c_nettype_get (sdp_message_t * sdp, int pos_media, int pos)
{
  sdp_connection_t *conn = sdp_message_connection_get (sdp, pos_media, pos);

  if (conn == NULL)
    return NULL;
  return conn->c_nettype;
}

char *
sdp_message_c_addrtype_get (sdp_message_t * sdp, int pos_media, int pos)
{
  sdp_connection_t *conn = sdp_message_connection_get (sdp, pos_media, pos);

  if (conn == NULL)
    return NULL;
  return conn->c_addrtype;
}

char *
sdp_message_c_addr_get (sdp_message_t * sdp, int pos_media, int pos)
{
  sdp_connection_t *conn = sdp_message_connection_get (sdp, pos_media, pos);

  if (conn == NULL)
    return NULL;
  return conn->c_addr;
}

char *
sdp_message_c_addr_multicast_ttl_get (sdp_message_t * sdp, int pos_media, int pos)
{
  sdp_connection_t *conn = sdp_message_connection_get (sdp, pos_media, pos);

  if (conn == NULL)
    return NULL;
  return conn->c_addr_multicast_ttl;
}

char *
sdp_message_c_addr_multicast_int_get (sdp_message_t * sdp, int pos_media, int pos)
{
  sdp_connection_t *conn = sdp_message_connection_get (sdp, pos_media, pos);

  if (conn == NULL)
    return NULL;
  return conn->c_addr_multicast_int;
}

int
sdp_message_b_bandwidth_add (sdp_message_t * sdp, int pos_media, char *bwtype,
                             char *bandwidth)
{
  int i;
  sdp_media_t *med;
  sdp_bandwidth_t *band;

  if (sdp == NULL)
    return -1;
  if ((pos_media != -1) && (osip_list_size (&sdp->m_medias) < pos_media + 1))
    return -1;
  i = sdp_bandwidth_init (&band);
  if (i != 0)
    return -1;
  band->b_bwtype = bwtype;
  band->b_bandwidth = bandwidth;
  if (pos_media == -1)
    {
      osip_list_add (&sdp->b_bandwidths, band, -1);
      return 0;
    }
  med = (sdp_media_t *) osip_list_get (&sdp->m_medias, pos_media);
  osip_list_add (&med->b_bandwidths, band, -1);
  return 0;
}

sdp_bandwidth_t *
sdp_message_bandwidth_get (sdp_message_t * sdp, int pos_media, int pos)
{
  sdp_media_t *med;

  if (sdp == NULL)
    return NULL;
  if (pos_media == -1)
    return (sdp_bandwidth_t *) osip_list_get (&sdp->b_bandwidths, pos);
  med = (sdp_media_t *) osip_list_get (&sdp->m_medias, pos_media);
  if (med == NULL)
    return NULL;
  return (sdp_bandwidth_t *) osip_list_get (&med->b_bandwidths, pos);
}

char *
sdp_message_b_bwtype_get (sdp_message_t * sdp, int pos_media, int pos)
{
  sdp_bandwidth_t *band = sdp_message_bandwidth_get (sdp, pos_media, pos);

  if (band == NULL)
    return NULL;
  return band->b_bwtype;
}

char *
sdp_message_b_bandwidth_get (sdp_message_t * sdp, int pos_media, int pos)
{
  sdp_bandwidth_t *band = sdp_message_bandwidth_get (sdp, pos_media, pos);

  if (band == NULL)
    return NULL;
  return band->b_bandwidth;
}

int
sdp_message_t_time_descr_add (sdp_message_t * sdp, char *start, char *stop)
{
  int i;
  sdp_time_descr_t *td;

  if (sdp == NULL)
    return -1;
  i = sdp_time_descr_init (&td);
  if (i != 0)
    return -1;
  td->t_start_time = start;
  td->t_stop_time = stop;
  osip_list_add (&sdp->t_descrs, td, -1);
  return 0;
}

char *
sdp_message_t_start_time_get (sdp_message_t * sdp, int pos_td)
{
  sdp_time_descr_t *td;

  if (sdp == NULL)
    return NULL;
  td = (sdp_time_descr_t *) osip_list_get (&sdp->t_descrs, pos_td);
  if (td == NULL)
    return NULL;
  return td->t_start_time;