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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.
*/
// TODO(deadbeef): Move this out of api/; it's an implementation detail and
// shouldn't be used externally.
#ifndef API_JSEP_ICE_CANDIDATE_H_
#define API_JSEP_ICE_CANDIDATE_H_
#include <stddef.h>
#include <memory>
#include <string>
#include <vector>
#include "api/candidate.h"
#include "api/jsep.h"
#include "rtc_base/system/rtc_export.h"
namespace webrtc {
// Implementation of IceCandidateInterface.
class RTC_EXPORT JsepIceCandidate : public IceCandidateInterface {
public:
JsepIceCandidate(const std::string& sdp_mid, int sdp_mline_index);
JsepIceCandidate(const std::string& sdp_mid,
int sdp_mline_index,
const Candidate& candidate);
JsepIceCandidate(const JsepIceCandidate&) = delete;
JsepIceCandidate& operator=(const JsepIceCandidate&) = delete;
~JsepIceCandidate() override;
// `err` may be null.
bool Initialize(const std::string& sdp, SdpParseError* err);
void SetCandidate(const Candidate& candidate) { candidate_ = candidate; }
std::string sdp_mid() const override;
int sdp_mline_index() const override;
const Candidate& candidate() const override;
std::string server_url() const override;
bool ToString(std::string* out) const override;
private:
std::string sdp_mid_;
int sdp_mline_index_;
Candidate candidate_;
};
// Implementation of IceCandidateCollection which stores JsepIceCandidates.
class JsepCandidateCollection : public IceCandidateCollection {
public:
JsepCandidateCollection();
// Move constructor is defined so that a vector of JsepCandidateCollections
// can be resized.
JsepCandidateCollection(JsepCandidateCollection&& o);
JsepCandidateCollection(const JsepCandidateCollection&) = delete;
JsepCandidateCollection& operator=(const JsepCandidateCollection&) = delete;
// Returns a copy of the candidate collection.
JsepCandidateCollection Clone() const;
size_t count() const override;
bool HasCandidate(const IceCandidateInterface* candidate) const override;
// Adds and takes ownership of the JsepIceCandidate.
// TODO(deadbeef): Make this use an std::unique_ptr<>, so ownership logic is
// more clear.
virtual void add(JsepIceCandidate* candidate);
const IceCandidateInterface* at(size_t index) const override;
// Removes the candidate that has a matching address and protocol.
//
// Returns the number of candidates that were removed.
size_t remove(const Candidate& candidate);
private:
std::vector<std::unique_ptr<JsepIceCandidate>> candidates_;
};
} // namespace webrtc
#endif // API_JSEP_ICE_CANDIDATE_H_
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