sdp_utils.h - mozsearch

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/*

 *  Copyright 2017 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.

*/

#ifndef PC_SDP_UTILS_H_

#define PC_SDP_UTILS_H_

#include <functional>

#include <memory>

#include <string>

#include "api/jsep.h"

#include "p2p/base/transport_info.h"

#include "pc/session_description.h"

#include "rtc_base/system/rtc_export.h"

namespace webrtc {

// Returns a copy of the given session description.

RTC_EXPORT std::unique_ptr<SessionDescriptionInterface> CloneSessionDescription(

    const SessionDescriptionInterface* sdesc);

// Returns a copy of the given session description with the type changed.

RTC_EXPORT std::unique_ptr<SessionDescriptionInterface>

CloneSessionDescriptionAsType(const SessionDescriptionInterface* sdesc,

                              SdpType type);

// Function that takes a single session description content with its

// corresponding transport and produces a boolean.

typedef std::function<bool(const cricket::ContentInfo*,

                           const cricket::TransportInfo*)>

    SdpContentPredicate;

// Returns true if the predicate returns true for all contents in the given

// session description.

bool SdpContentsAll(SdpContentPredicate pred,

                    const cricket::SessionDescription* desc);

// Returns true if the predicate returns true for none of the contents in the

// given session description.

bool SdpContentsNone(SdpContentPredicate pred,

                     const cricket::SessionDescription* desc);

// Function that takes a single session description content with its

// corresponding transport and can mutate the content and/or the transport.

typedef std::function<void(cricket::ContentInfo*, cricket::TransportInfo*)>

    SdpContentMutator;

// Applies the mutator function over all contents in the given session

// description.

void SdpContentsForEach(SdpContentMutator fn,

                        cricket::SessionDescription* desc);

}  // namespace webrtc

#endif  // PC_SDP_UTILS_H_