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📄 sdp_accessor.c

📁 eXosip_WinXP_WinCE;可在WinCE下用的sip协议栈
💻 C
📖 第 1 页 / 共 2 页
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  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;}intsdp_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;}char *sdp_message_t_stop_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_stop_time;}intsdp_message_r_repeat_add (sdp_message_t * sdp, int pos_time_descr,			  char *field){  sdp_time_descr_t *td;  if (sdp == NULL)    return -1;  td = (sdp_time_descr_t *) osip_list_get (sdp->t_descrs, pos_time_descr);  if (td == NULL)    return -1;  osip_list_add (td->r_repeats, field, -1);  return 0;}char *sdp_message_r_repeat_get (sdp_message_t * sdp, int pos_time_descr,			  int pos_repeat){  sdp_time_descr_t *td;  if (sdp == NULL)    return NULL;  td = (sdp_time_descr_t *) osip_list_get (sdp->t_descrs, pos_time_descr);  if (td == NULL)    return NULL;  return (char *) osip_list_get (td->r_repeats, pos_repeat);}intsdp_message_z_adjustments_set (sdp_message_t * sdp, char *field){  if (sdp == NULL)    return -1;  sdp->z_adjustments = field;  return 0;}char *sdp_message_z_adjustments_get (sdp_message_t * sdp){  if (sdp == NULL)    return NULL;  return sdp->z_adjustments;}intsdp_message_k_key_set (sdp_message_t * sdp, int pos_media, char *keytype,		       char *keydata){  sdp_key_t *key;  sdp_media_t *med;  if (sdp == NULL)    return -1;  if ((pos_media != -1) && (osip_list_size (sdp->m_medias) < pos_media + 1))    return -1;  sdp_key_init (&key);  key->k_keytype = keytype;  key->k_keydata = keydata;  if (pos_media == -1)    {      sdp->k_key = key;      return 0;    }  med = (sdp_media_t *) osip_list_get (sdp->m_medias, pos_media);  med->k_key = key;  return 0;}char *sdp_message_k_keytype_get (sdp_message_t * sdp, int pos_media){  sdp_media_t *med;  if (sdp == NULL)    return NULL;  if (pos_media == -1)    {      if (sdp->k_key == NULL)	return NULL;      return sdp->k_key->k_keytype;    }  if ((pos_media != -1) && (osip_list_size (sdp->m_medias) < pos_media + 1))    return NULL;  med = (sdp_media_t *) osip_list_get (sdp->m_medias, pos_media);  if (med->k_key == NULL)    return NULL;  return med->k_key->k_keytype;}char *sdp_message_k_keydata_get (sdp_message_t * sdp, int pos_media){  sdp_media_t *med;  if (sdp == NULL)    return NULL;  if (pos_media == -1)    {      if (sdp->k_key == NULL)	return NULL;      return sdp->k_key->k_keydata;    }  if ((pos_media != -1) && (osip_list_size (sdp->m_medias) < pos_media + 1))    return NULL;  med = (sdp_media_t *) osip_list_get (sdp->m_medias, pos_media);  if (med->k_key == NULL)    return NULL;  return med->k_key->k_keydata;}intsdp_message_a_attribute_add (sdp_message_t * sdp, int pos_media,			     char *att_field, char *att_value){  int i;  sdp_media_t *med;  sdp_attribute_t *attr;  if (sdp == NULL)    return -1;  if ((pos_media != -1) && (osip_list_size (sdp->m_medias) < pos_media + 1))    return -1;  i = sdp_attribute_init (&attr);  if (i != 0)    return -1;  attr->a_att_field = att_field;  attr->a_att_value = att_value;  if (pos_media == -1)    {      osip_list_add (sdp->a_attributes, attr, -1);      return 0;    }  med = (sdp_media_t *) osip_list_get (sdp->m_medias, pos_media);  osip_list_add (med->a_attributes, attr, -1);  return 0;}intsdp_message_a_attribute_del (sdp_message_t * sdp, int pos_media, char *att_field){  int i;  sdp_media_t *med;  sdp_attribute_t* attr;    if (sdp == NULL)    return -1;  if ((pos_media != -1) && (osip_list_size (sdp->m_medias) < pos_media + 1))    return -1;  if (pos_media==-1)    {      for (i=0;i<osip_list_size(sdp->a_attributes);)	{	  attr = osip_list_get(sdp->a_attributes,i);	  if (strcmp(attr->a_att_field,att_field)==0)	    {	      osip_list_remove(sdp->a_attributes,i);	      sdp_attribute_free(attr);	    }	  else	    i++;	}      return 0;    }  med = (sdp_media_t *) osip_list_get (sdp->m_medias, pos_media);  if (med == NULL)    return -1;  for (i=0;i<osip_list_size(med->a_attributes);)    {      attr = osip_list_get(med->a_attributes,i);      if (strcmp(attr->a_att_field,att_field)==0)	{	  osip_list_remove(med->a_attributes,i);	  sdp_attribute_free(attr);	}      else	i++;    }  return 0;} sdp_attribute_t *sdp_message_attribute_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_attribute_t *) osip_list_get (sdp->a_attributes, pos);  med = (sdp_media_t *) osip_list_get (sdp->m_medias, pos_media);  if (med == NULL)    return NULL;  return (sdp_attribute_t *) osip_list_get (med->a_attributes, pos);}char *sdp_message_a_att_field_get (sdp_message_t * sdp, int pos_media, int pos){  sdp_attribute_t *attr = sdp_message_attribute_get (sdp, pos_media, pos);  if (attr == NULL)    return NULL;  return attr->a_att_field;}char *sdp_message_a_att_value_get (sdp_message_t * sdp, int pos_media, int pos){  sdp_attribute_t *attr = sdp_message_attribute_get (sdp, pos_media, pos);  if (attr == NULL)    return NULL;  return attr->a_att_value;}intsdp_message_endof_media (sdp_message_t * sdp, int i){  if (sdp == NULL)    return -1;  if (i == -1)    return 0;  if (!osip_list_eol (sdp->m_medias, i))    return 0;			/* not end of list */  return -1;			/* end of list */}intsdp_message_m_media_add (sdp_message_t * sdp, char *media,			 char *port, char *number_of_port, char *proto){  int i;  sdp_media_t *med;  i = sdp_media_init (&med);  if (i != 0)    return -1;  med->m_media = media;  med->m_port = port;  med->m_number_of_port = number_of_port;  med->m_proto = proto;  osip_list_add (sdp->m_medias, med, -1);  return 0;}char *sdp_message_m_media_get (sdp_message_t * sdp, int pos_media){  sdp_media_t *med = osip_list_get (sdp->m_medias, pos_media);  if (med == NULL)    return NULL;  return med->m_media;}char *sdp_message_m_port_get (sdp_message_t * sdp, int pos_media){  sdp_media_t *med = osip_list_get (sdp->m_medias, pos_media);  if (med == NULL)    return NULL;  return med->m_port;}char *sdp_message_m_number_of_port_get (sdp_message_t * sdp, int pos_media){  sdp_media_t *med = osip_list_get (sdp->m_medias, pos_media);  if (med == NULL)    return NULL;  return med->m_number_of_port;}char *sdp_message_m_proto_get (sdp_message_t * sdp, int pos_media){  sdp_media_t *med = osip_list_get (sdp->m_medias, pos_media);  if (med == NULL)    return NULL;  return med->m_proto;}intsdp_message_m_payload_add (sdp_message_t * sdp, int pos_media, char *payload){  sdp_media_t *med = osip_list_get (sdp->m_medias, pos_media);  if (med == NULL)    return -1;  osip_list_add (med->m_payloads, payload, -1);  return 0;}char *sdp_message_m_payload_get (sdp_message_t * sdp, int pos_media, int pos){  sdp_media_t *med = osip_list_get (sdp->m_medias, pos_media);  if (med == NULL)    return NULL;  return (char *) osip_list_get (med->m_payloads, pos);}

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