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// Copyright (c) 2010 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 NET_SOCKET_CLIENT_SOCKET_H_
#define NET_SOCKET_CLIENT_SOCKET_H_
#pragma once
#include "net/socket/socket.h"
namespace net {
class AddressList;
class BoundNetLog;
class ClientSocket : public Socket {
public:
// Called to establish a connection. Returns OK if the connection could be
// established synchronously. Otherwise, ERR_IO_PENDING is returned and the
// given callback will run asynchronously when the connection is established
// or when an error occurs. The result is some other error code if the
// connection could not be established.
//
// The socket's Read and Write methods may not be called until Connect
// succeeds.
//
// It is valid to call Connect on an already connected socket, in which case
// OK is simply returned.
//
// Connect may also be called again after a call to the Disconnect method.
//
virtual int Connect(CompletionCallback* callback) = 0;
// Called to disconnect a socket. Does nothing if the socket is already
// disconnected. After calling Disconnect it is possible to call Connect
// again to establish a new connection.
//
// If IO (Connect, Read, or Write) is pending when the socket is
// disconnected, the pending IO is cancelled, and the completion callback
// will not be called.
virtual void Disconnect() = 0;
// Called to test if the connection is still alive. Returns false if a
// connection wasn't established or the connection is dead.
virtual bool IsConnected() const = 0;
// Called to test if the connection is still alive and idle. Returns false
// if a connection wasn't established, the connection is dead, or some data
// have been received.
virtual bool IsConnectedAndIdle() const = 0;
// Copies the peer address to |address| and returns a network error code.
virtual int GetPeerAddress(AddressList* address) const = 0;
// Gets the NetLog for this socket.
virtual const BoundNetLog& NetLog() const = 0;
};
} // namespace net
#endif // NET_SOCKET_CLIENT_SOCKET_H_
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