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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_SESSION_DESCRIPTION_H_
#define API_JSEP_SESSION_DESCRIPTION_H_
#include <cstddef>
#include <memory>
#include <string>
#include <vector>
#include "absl/strings/string_view.h"
#include "api/jsep.h"
namespace webrtc {
class SessionDescription;
// Implementation of SessionDescriptionInterface.
class JsepSessionDescription : public SessionDescriptionInterface {
public:
explicit JsepSessionDescription(SdpType type);
// TODO(steveanton): Remove this once callers have switched to SdpType.
explicit JsepSessionDescription(const std::string& type);
JsepSessionDescription(SdpType type,
std::unique_ptr<SessionDescription> description,
absl::string_view session_id,
absl::string_view session_version);
virtual ~JsepSessionDescription();
JsepSessionDescription(const JsepSessionDescription&) = delete;
JsepSessionDescription& operator=(const JsepSessionDescription&) = delete;
// Takes ownership of `description`.
bool Initialize(std::unique_ptr<SessionDescription> description,
const std::string& session_id,
const std::string& session_version);
virtual std::unique_ptr<SessionDescriptionInterface> Clone() const;
virtual SessionDescription* description() { return description_.get(); }
virtual const SessionDescription* description() const {
return description_.get();
}
virtual std::string session_id() const { return session_id_; }
virtual std::string session_version() const { return session_version_; }
virtual SdpType GetType() const { return type_; }
virtual std::string type() const { return SdpTypeToString(type_); }
// Allows changing the type. Used for testing.
virtual bool AddCandidate(const IceCandidate* candidate);
virtual bool RemoveCandidate(const IceCandidate* candidate);
virtual size_t number_of_mediasections() const;
virtual const IceCandidateCollection* candidates(
size_t mediasection_index) const;
virtual bool ToString(std::string* out) const;
private:
std::unique_ptr<SessionDescription> description_;
std::string session_id_;
std::string session_version_;
SdpType type_;
std::vector<JsepCandidateCollection> candidate_collection_;
bool IsValidMLineIndex(int index) const;
bool GetMediasectionIndex(const IceCandidate* candidate, size_t* index) const;
int GetMediasectionIndex(absl::string_view mid) const;
};
} // namespace webrtc
#endif // API_JSEP_SESSION_DESCRIPTION_H_
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