mirror of
https://github.com/mollyim/webrtc.git
synced 2025-05-17 15:47:53 +01:00
408cb4bf30
Bug: webrtc:11090 Change-Id: I30e0b70387746d6c544ed1818f276569d4258cf4 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/159888 Reviewed-by: Emad Omara <emadomara@webrtc.org> Commit-Queue: Harald Alvestrand <hta@webrtc.org> Cr-Commit-Position: refs/heads/master@{#29810}
87 lines
3.1 KiB
C++
87 lines
3.1 KiB
C++
/*
|
|
* Copyright 2019 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_SCTP_TRANSPORT_H_
|
|
#define PC_SCTP_TRANSPORT_H_
|
|
|
|
#include <memory>
|
|
|
|
#include "api/scoped_refptr.h"
|
|
#include "api/sctp_transport_interface.h"
|
|
#include "media/sctp/sctp_transport.h"
|
|
#include "pc/dtls_transport.h"
|
|
|
|
namespace webrtc {
|
|
|
|
// This implementation wraps a cricket::SctpTransport, and takes
|
|
// ownership of it.
|
|
// This object must be constructed and updated on the networking thread,
|
|
// the same thread as the one the cricket::SctpTransportInternal object
|
|
// lives on.
|
|
class SctpTransport : public SctpTransportInterface,
|
|
public sigslot::has_slots<> {
|
|
public:
|
|
explicit SctpTransport(
|
|
std::unique_ptr<cricket::SctpTransportInternal> internal);
|
|
|
|
rtc::scoped_refptr<DtlsTransportInterface> dtls_transport() const override;
|
|
SctpTransportInformation Information() const override;
|
|
void RegisterObserver(SctpTransportObserverInterface* observer) override;
|
|
void UnregisterObserver() override;
|
|
|
|
// Internal functions
|
|
void Clear();
|
|
void SetDtlsTransport(rtc::scoped_refptr<DtlsTransport>);
|
|
// Initialize the cricket::SctpTransport. This can be called from
|
|
// the signaling thread.
|
|
void Start(int local_port, int remote_port, int max_message_size);
|
|
|
|
// TODO(https://bugs.webrtc.org/10629): Move functions that need
|
|
// internal() to be functions on the webrtc::SctpTransport interface,
|
|
// and make the internal() function private.
|
|
cricket::SctpTransportInternal* internal() {
|
|
rtc::CritScope scope(&lock_);
|
|
return internal_sctp_transport_.get();
|
|
}
|
|
|
|
const cricket::SctpTransportInternal* internal() const {
|
|
rtc::CritScope scope(&lock_);
|
|
return internal_sctp_transport_.get();
|
|
}
|
|
|
|
protected:
|
|
~SctpTransport() override;
|
|
|
|
private:
|
|
void UpdateInformation(SctpTransportState state);
|
|
void OnInternalReadyToSendData();
|
|
void OnAssociationChangeCommunicationUp();
|
|
void OnInternalClosingProcedureStartedRemotely(int sid);
|
|
void OnInternalClosingProcedureComplete(int sid);
|
|
void OnDtlsStateChange(cricket::DtlsTransportInternal* transport,
|
|
cricket::DtlsTransportState state);
|
|
|
|
// Note - owner_thread never changes, but can't be const if we do
|
|
// Invoke() on it.
|
|
rtc::Thread* owner_thread_;
|
|
rtc::CriticalSection lock_;
|
|
// Variables accessible off-thread, guarded by lock_
|
|
SctpTransportInformation info_ RTC_GUARDED_BY(lock_);
|
|
std::unique_ptr<cricket::SctpTransportInternal> internal_sctp_transport_
|
|
RTC_GUARDED_BY(lock_);
|
|
// Variables only accessed on-thread
|
|
SctpTransportObserverInterface* observer_ RTC_GUARDED_BY(owner_thread_) =
|
|
nullptr;
|
|
rtc::scoped_refptr<DtlsTransport> dtls_transport_
|
|
RTC_GUARDED_BY(owner_thread_);
|
|
};
|
|
|
|
} // namespace webrtc
|
|
#endif // PC_SCTP_TRANSPORT_H_
|