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/*
* Copyright 2012 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "api/jsep_ice_candidate.h"
#include <cstddef>
#include <memory>
#include <string>
#include "absl/base/nullability.h"
#include "absl/strings/string_view.h"
#include "api/candidate.h"
#include "api/jsep.h"
#include "pc/webrtc_sdp.h"
// This file contains IceCandidate-related functions that are not
// included in api/jsep_ice_candidate.cc. Some of these link to SDP
// parsing/serializing functions, which some users may not want.
// TODO(bugs.webrtc.org/12330): Merge the two .cc files somehow.
namespace webrtc {
IceCandidate* CreateIceCandidate(const std::string& sdp_mid,
int sdp_mline_index,
const std::string& sdp,
SdpParseError* error) {
std::unique_ptr<IceCandidate> candidate =
IceCandidate::Create(sdp_mid, sdp_mline_index, sdp, error);
if (!candidate) {
return nullptr;
}
return candidate.release();
}
std::unique_ptr<IceCandidate> CreateIceCandidate(const std::string& sdp_mid,
int sdp_mline_index,
const Candidate& candidate) {
return std::make_unique<IceCandidate>(sdp_mid, sdp_mline_index, candidate);
}
// static
std::unique_ptr<IceCandidate> IceCandidate::Create(absl::string_view mid,
int sdp_mline_index,
absl::string_view sdp,
SdpParseError* absl_nullable
error /*= nullptr*/) {
Candidate candidate;
if (!SdpDeserializeCandidate(mid, sdp, &candidate, error)) {
return nullptr;
}
return std::make_unique<IceCandidate>(mid, sdp_mline_index, candidate);
}
IceCandidateCollection IceCandidateCollection::Clone() const {
IceCandidateCollection new_collection;
for (const auto& candidate : candidates_) {
new_collection.candidates_.push_back(std::make_unique<IceCandidate>(
candidate->sdp_mid(), candidate->sdp_mline_index(),
candidate->candidate()));
}
return new_collection;
}
std::string IceCandidate::ToString() const {
return SdpSerializeCandidate(*this);
}
} // namespace webrtc
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