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/*
* Copyright 2013 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 WEBRTC_P2P_BASE_ASYNCSTUNTCPSOCKET_H_
#define WEBRTC_P2P_BASE_ASYNCSTUNTCPSOCKET_H_
#include "webrtc/base/asynctcpsocket.h"
#include "webrtc/base/constructormagic.h"
#include "webrtc/base/socketfactory.h"
namespace cricket {
class AsyncStunTCPSocket : public rtc::AsyncTCPSocketBase {
public:
// Binds and connects |socket| and creates AsyncTCPSocket for
// it. Takes ownership of |socket|. Returns NULL if bind() or
// connect() fail (|socket| is destroyed in that case).
static AsyncStunTCPSocket* Create(
rtc::AsyncSocket* socket,
const rtc::SocketAddress& bind_address,
const rtc::SocketAddress& remote_address);
AsyncStunTCPSocket(rtc::AsyncSocket* socket, bool listen);
virtual ~AsyncStunTCPSocket() {}
virtual int Send(const void* pv, size_t cb,
const rtc::PacketOptions& options);
virtual void ProcessInput(char* data, size_t* len);
virtual void HandleIncomingConnection(rtc::AsyncSocket* socket);
private:
// This method returns the message hdr + length written in the header.
// This method also returns the number of padding bytes needed/added to the
// turn message. |pad_bytes| should be used only when |is_turn| is true.
size_t GetExpectedLength(const void* data, size_t len,
int* pad_bytes);
RTC_DISALLOW_COPY_AND_ASSIGN(AsyncStunTCPSocket);
};
} // namespace cricket
#endif // WEBRTC_P2P_BASE_ASYNCSTUNTCPSOCKET_H_
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