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compitable for rtc ipv6 candidate and ice-lite sdp global session

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This commit is contained in:
xiongguangjie 2023-03-08 19:33:52 +08:00
parent d6e9a4fb90
commit a7c7470d46
1 changed files with 9 additions and 2 deletions
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11
webrtc/Sdp.cpp
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@ -680,11 +680,11 @@ string SdpAttrSctpMap::toString() const {
void SdpAttrCandidate::parse(const string &str) {
char foundation_buf[40] = {0};
char transport_buf[16] = {0};
char address_buf[32] = {0};
char address_buf[8*4+7+1] = {0};
char type_buf[16] = {0};
// https://datatracker.ietf.org/doc/html/rfc5245#section-15.1
CHECK_SDP(sscanf(str.data(), "%32[^ ] %" SCNu32 " %15[^ ] %" SCNu32 " %31[^ ] %" SCNu16 " typ %15[^ ]",
CHECK_SDP(sscanf(str.data(), "%32[^ ] %" SCNu32 " %15[^ ] %" SCNu32 " %39[^ ] %" SCNu16 " typ %15[^ ]",
foundation_buf, &component, transport_buf, &priority, address_buf, &port, type_buf) == 7);
foundation = foundation_buf;
transport = transport_buf;
@ -1064,6 +1064,9 @@ RtcSessionSdp::Ptr RtcSession::toRtcSessionSdp() const{
}
sdp.addAttr(std::make_shared<SdpAttrGroup>(group));
sdp.addAttr(std::make_shared<SdpAttrMsidSemantic>(msid_semantic));
bool ice_lite = false;
for (auto &m : media) {
sdp.medias.emplace_back();
auto &sdp_media = sdp.medias.back();
@ -1099,6 +1102,7 @@ RtcSessionSdp::Ptr RtcSession::toRtcSessionSdp() const{
sdp_media.addAttr(std::make_shared<SdpAttrMid>(m.mid));
if (m.ice_lite) {
sdp_media.addAttr(std::make_shared<SdpCommon>("ice-lite"));
ice_lite = true;
}
for (auto &ext : m.extmap) {
sdp_media.addAttr(std::make_shared<SdpAttrExtmap>(ext));
@ -1210,6 +1214,9 @@ RtcSessionSdp::Ptr RtcSession::toRtcSessionSdp() const{
}
}
}
if(ice_lite)
sdp.addAttr(std::make_shared<SdpCommon>("ice-lite"));
return ret;
}