/*
* sipsdp_free()
*
* Frees the SIP SDP structure, the contained common SDP structure,
* and each stream structure in the linked stream list.
*
* sip_sdp is set to NULL after being freed.
*/
void
sipsdp_free (cc_sdp_t **sip_sdp)
{
const char *fname = "sipsdp_free: ";
sdp_result_e sdp_ret;
if (!*sip_sdp) {
return;
}
if ((*sip_sdp)->src_sdp) {
sdp_ret = sdp_free_description((*sip_sdp)->src_sdp);
if (sdp_ret != SDP_SUCCESS) {
CCSIP_DEBUG_ERROR(SIP_F_PREFIX"%d while freeing src_sdp\n",
fname, sdp_ret);
}
}
if ((*sip_sdp)->dest_sdp) {
sdp_ret = sdp_free_description((*sip_sdp)->dest_sdp);
if (sdp_ret != SDP_SUCCESS) {
CCSIP_DEBUG_ERROR(SIP_F_PREFIX"%d while freeing dest_sdp\n",
fname, sdp_ret);
}
}
SDP_FREE(*sip_sdp);
}
UniquePtr<Sdp>
SipccSdpParser::Parse(const std::string &sdpText)
{
ClearParseErrors();
sdp_conf_options_t *sipcc_config = sdp_init_config();
if (!sipcc_config) {
return UniquePtr<Sdp>();
}
sdp_nettype_supported(sipcc_config, SDP_NT_INTERNET, true);
sdp_addrtype_supported(sipcc_config, SDP_AT_IP4, true);
sdp_addrtype_supported(sipcc_config, SDP_AT_IP6, true);
sdp_transport_supported(sipcc_config, SDP_TRANSPORT_RTPAVP, true);
sdp_transport_supported(sipcc_config, SDP_TRANSPORT_RTPAVPF, true);
sdp_transport_supported(sipcc_config, SDP_TRANSPORT_RTPSAVP, true);
sdp_transport_supported(sipcc_config, SDP_TRANSPORT_RTPSAVPF, true);
sdp_transport_supported(sipcc_config, SDP_TRANSPORT_UDPTLSRTPSAVP, true);
sdp_transport_supported(sipcc_config, SDP_TRANSPORT_UDPTLSRTPSAVPF, true);
sdp_transport_supported(sipcc_config, SDP_TRANSPORT_TCPTLSRTPSAVP, true);
sdp_transport_supported(sipcc_config, SDP_TRANSPORT_TCPTLSRTPSAVPF, true);
sdp_transport_supported(sipcc_config, SDP_TRANSPORT_DTLSSCTP, true);
sdp_require_session_name(sipcc_config, false);
sdp_config_set_error_handler(sipcc_config, &sipcc_sdp_parser_error_handler,
this);
// Takes ownership of |sipcc_config| iff it succeeds
sdp_t *sdp = sdp_init_description(sipcc_config);
if (!sdp) {
sdp_free_config(sipcc_config);
return UniquePtr<Sdp>();
}
const char *rawString = sdpText.c_str();
sdp_result_e sdpres = sdp_parse(sdp, rawString, sdpText.length());
if (sdpres != SDP_SUCCESS) {
sdp_free_description(sdp);
return UniquePtr<Sdp>();
}
UniquePtr<SipccSdp> sipccSdp(new SipccSdp);
bool success = sipccSdp->Load(sdp, *this);
sdp_free_description(sdp);
if (!success) {
return UniquePtr<Sdp>();
}
return UniquePtr<Sdp>(Move(sipccSdp));
}
/*
* sipsdp_src_dest_free()
*
* Frees the SRC and/or DEST SDP. It will also free the sdp_info
* structure if both SRC and DEST SDP are freed.
*
* Input:
* flags - bitmask indicating if src and/or dest sdp should be
* freed
*
* Returns:
* sdp_info is set to NULL if freed.
*/
void
sipsdp_src_dest_free (uint16_t flags, cc_sdp_t **sdp_info)
{
const char *fname = "sipsdp_src_dest_free: ";
sdp_result_e sdp_ret;
if ((sdp_info == NULL) || (*sdp_info == NULL)) {
return;
}
/* Free the SRC and/or DEST SDP */
if (flags & CCSIP_SRC_SDP_BIT) {
if ((*sdp_info)->src_sdp) {
sdp_ret = sdp_free_description((*sdp_info)->src_sdp);
if (sdp_ret != SDP_SUCCESS) {
CCSIP_DEBUG_ERROR(SIP_F_PREFIX"%d while freeing src_sdp\n",
fname, sdp_ret);
}
(*sdp_info)->src_sdp = NULL;
}
}
if (flags & CCSIP_DEST_SDP_BIT) {
if ((*sdp_info)->dest_sdp) {
sdp_ret = sdp_free_description((*sdp_info)->dest_sdp);
if (sdp_ret != SDP_SUCCESS) {
CCSIP_DEBUG_ERROR(SIP_F_PREFIX"%d while freeing dest_sdp\n",
fname, sdp_ret);
}
(*sdp_info)->dest_sdp = NULL;
}
}
/*
* If both src and dest sdp are NULL, there is no need to keep the
* sdp_info structure around. Free it.
*/
if (((*sdp_info)->src_sdp == NULL) && ((*sdp_info)->dest_sdp == NULL)) {
sipsdp_free(sdp_info);
*sdp_info = NULL;
}
}
void ResetSdp() {
if (!sdp_ptr_) {
sdp_free_description(sdp_ptr_);
}
sdp_ptr_ = sdp_init_description("BogusPeerConnectionId", config_p_);
}
