mirror of
https://github.com/mollyim/webrtc.git
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81be7b2394
Bug: none Change-Id: I09cfe14c2990d25343fd06a6d3bde7d651d7d46c Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/342041 Commit-Queue: Tomas Gunnarsson <tommi@webrtc.org> Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Cr-Commit-Position: refs/heads/main@{#41966}
82 lines
2.5 KiB
C++
82 lines
2.5 KiB
C++
/*
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* Copyright 2004 The WebRTC Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef RTC_BASE_SOCKET_ADAPTERS_H_
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#define RTC_BASE_SOCKET_ADAPTERS_H_
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#include <string>
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#include "absl/strings/string_view.h"
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#include "api/array_view.h"
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#include "rtc_base/async_socket.h"
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#include "rtc_base/crypt_string.h"
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namespace rtc {
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struct HttpAuthContext;
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class ByteBufferReader;
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class ByteBufferWriter;
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///////////////////////////////////////////////////////////////////////////////
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// Implements a socket adapter that can buffer and process data internally,
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// as in the case of connecting to a proxy, where you must speak the proxy
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// protocol before commencing normal socket behavior.
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class BufferedReadAdapter : public AsyncSocketAdapter {
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public:
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BufferedReadAdapter(Socket* socket, size_t buffer_size);
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~BufferedReadAdapter() override;
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BufferedReadAdapter(const BufferedReadAdapter&) = delete;
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BufferedReadAdapter& operator=(const BufferedReadAdapter&) = delete;
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int Send(const void* pv, size_t cb) override;
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int Recv(void* pv, size_t cb, int64_t* timestamp) override;
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protected:
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int DirectSend(const void* pv, size_t cb) {
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return AsyncSocketAdapter::Send(pv, cb);
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}
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void BufferInput(bool on = true);
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virtual void ProcessInput(char* data, size_t* len) = 0;
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void OnReadEvent(Socket* socket) override;
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private:
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char* buffer_;
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size_t buffer_size_, data_len_;
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bool buffering_;
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};
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///////////////////////////////////////////////////////////////////////////////
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// Implements a socket adapter that performs the client side of a
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// fake SSL handshake. Used for "ssltcp" P2P functionality.
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class AsyncSSLSocket : public BufferedReadAdapter {
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public:
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static ArrayView<const uint8_t> SslClientHello();
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static ArrayView<const uint8_t> SslServerHello();
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explicit AsyncSSLSocket(Socket* socket);
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AsyncSSLSocket(const AsyncSSLSocket&) = delete;
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AsyncSSLSocket& operator=(const AsyncSSLSocket&) = delete;
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int Connect(const SocketAddress& addr) override;
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protected:
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void OnConnectEvent(Socket* socket) override;
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void ProcessInput(char* data, size_t* len) override;
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};
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} // namespace rtc
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#endif // RTC_BASE_SOCKET_ADAPTERS_H_
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