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Diffstat (limited to 'chromium/jingle/glue/channel_socket_adapter.h')
-rw-r--r-- | chromium/jingle/glue/channel_socket_adapter.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/chromium/jingle/glue/channel_socket_adapter.h b/chromium/jingle/glue/channel_socket_adapter.h new file mode 100644 index 00000000000..baf4d4c64bd --- /dev/null +++ b/chromium/jingle/glue/channel_socket_adapter.h @@ -0,0 +1,82 @@ +// Copyright (c) 2012 The Chromium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#ifndef JINGLE_GLUE_CHANNEL_SOCKET_ADAPTER_H_ +#define JINGLE_GLUE_CHANNEL_SOCKET_ADAPTER_H_ + +#include "base/callback_forward.h" +#include "base/compiler_specific.h" +#include "net/socket/socket.h" +#include "third_party/libjingle/source/talk/base/socketaddress.h" +#include "third_party/libjingle/source/talk/base/sigslot.h" + +namespace base { +class MessageLoop; +} + +namespace cricket { +class TransportChannel; +} // namespace cricket + +namespace jingle_glue { + +// TransportChannelSocketAdapter implements net::Socket interface on +// top of libjingle's TransportChannel. It is used by +// JingleChromotocolConnection to provide net::Socket interface for channels. +class TransportChannelSocketAdapter : public net::Socket, + public sigslot::has_slots<> { + public: + // TransportChannel object is always owned by the corresponding session. + explicit TransportChannelSocketAdapter(cricket::TransportChannel* channel); + virtual ~TransportChannelSocketAdapter(); + + // Sets callback that should be called when the adapter is being + // destroyed. The callback is not allowed to touch the adapter, but + // can do anything else, e.g. destroy the TransportChannel. + void SetOnDestroyedCallback(const base::Closure& callback); + + // Closes the stream. |error_code| specifies error code that will + // be returned by Read() and Write() after the stream is closed. + // Must be called before the session and the channel are destroyed. + void Close(int error_code); + + // Socket implementation. + virtual int Read(net::IOBuffer* buf, int buf_len, + const net::CompletionCallback& callback) OVERRIDE; + virtual int Write(net::IOBuffer* buf, int buf_len, + const net::CompletionCallback& callback) OVERRIDE; + + virtual bool SetReceiveBufferSize(int32 size) OVERRIDE; + virtual bool SetSendBufferSize(int32 size) OVERRIDE; + + private: + void OnNewPacket(cricket::TransportChannel* channel, + const char* data, + size_t data_size, + int flags); + void OnWritableState(cricket::TransportChannel* channel); + void OnChannelDestroyed(cricket::TransportChannel* channel); + + base::MessageLoop* message_loop_; + + cricket::TransportChannel* channel_; + + base::Closure destruction_callback_; + + net::CompletionCallback read_callback_; + scoped_refptr<net::IOBuffer> read_buffer_; + int read_buffer_size_; + + net::CompletionCallback write_callback_; + scoped_refptr<net::IOBuffer> write_buffer_; + int write_buffer_size_; + + int closed_error_code_; + + DISALLOW_COPY_AND_ASSIGN(TransportChannelSocketAdapter); +}; + +} // namespace jingle_glue + +#endif // JINGLE_GLUE_CHANNEL_SOCKET_ADAPTER_H_ |