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92ea95e34a
In https://webrtc-review.googlesource.com/c/src/+/1560 we moved WebRTC from src/webrtc to src/ (in order to preserve an healthy git history). This CL takes care of fixing header guards, #include paths, etc... NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true TBR=tommi@webrtc.org Bug: chromium:611808 Change-Id: Iea91618212bee0af16aa3f05071eab8f93706578 Reviewed-on: https://webrtc-review.googlesource.com/1561 Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Reviewed-by: Henrik Kjellander <kjellander@webrtc.org> Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org> Cr-Commit-Position: refs/heads/master@{#19846}
83 lines
3 KiB
C++
83 lines
3 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_ASYNCSOCKET_H_
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#define RTC_BASE_ASYNCSOCKET_H_
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#include "rtc_base/sigslot.h"
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#include "rtc_base/socket.h"
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namespace rtc {
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// TODO: Remove Socket and rename AsyncSocket to Socket.
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// Provides the ability to perform socket I/O asynchronously.
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class AsyncSocket : public Socket {
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public:
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AsyncSocket();
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~AsyncSocket() override;
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AsyncSocket* Accept(SocketAddress* paddr) override = 0;
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// SignalReadEvent and SignalWriteEvent use multi_threaded_local to allow
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// access concurrently from different thread.
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// For example SignalReadEvent::connect will be called in AsyncUDPSocket ctor
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// but at the same time the SocketDispatcher maybe signaling the read event.
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// ready to read
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sigslot::signal1<AsyncSocket*,
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sigslot::multi_threaded_local> SignalReadEvent;
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// ready to write
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sigslot::signal1<AsyncSocket*,
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sigslot::multi_threaded_local> SignalWriteEvent;
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sigslot::signal1<AsyncSocket*> SignalConnectEvent; // connected
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sigslot::signal2<AsyncSocket*, int> SignalCloseEvent; // closed
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};
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class AsyncSocketAdapter : public AsyncSocket, public sigslot::has_slots<> {
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public:
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// The adapted socket may explicitly be null, and later assigned using Attach.
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// However, subclasses which support detached mode must override any methods
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// that will be called during the detached period (usually GetState()), to
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// avoid dereferencing a null pointer.
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explicit AsyncSocketAdapter(AsyncSocket* socket);
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~AsyncSocketAdapter() override;
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void Attach(AsyncSocket* socket);
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SocketAddress GetLocalAddress() const override;
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SocketAddress GetRemoteAddress() const override;
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int Bind(const SocketAddress& addr) override;
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int Connect(const SocketAddress& addr) override;
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int Send(const void* pv, size_t cb) override;
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int SendTo(const void* pv, size_t cb, const SocketAddress& addr) override;
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int Recv(void* pv, size_t cb, int64_t* timestamp) override;
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int RecvFrom(void* pv,
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size_t cb,
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SocketAddress* paddr,
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int64_t* timestamp) override;
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int Listen(int backlog) override;
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AsyncSocket* Accept(SocketAddress* paddr) override;
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int Close() override;
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int GetError() const override;
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void SetError(int error) override;
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ConnState GetState() const override;
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int GetOption(Option opt, int* value) override;
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int SetOption(Option opt, int value) override;
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protected:
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virtual void OnConnectEvent(AsyncSocket* socket);
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virtual void OnReadEvent(AsyncSocket* socket);
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virtual void OnWriteEvent(AsyncSocket* socket);
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virtual void OnCloseEvent(AsyncSocket* socket, int err);
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AsyncSocket* socket_;
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};
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} // namespace rtc
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#endif // RTC_BASE_ASYNCSOCKET_H_
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