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// Copyright (c) 2006-2008 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_BASE_CLIENT_SOCKET_H_
#define NET_BASE_CLIENT_SOCKET_H_
#include "build/build_config.h"
#if defined(OS_LINUX)
#include <sys/socket.h>
#endif
#include "net/base/socket.h"
namespace net {
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;
// If a non-fatal error occurs during Connect, the consumer can call this
// method to re-Connect ignoring the error that occured. This call is only
// valid for certain errors.
virtual int ReconnectIgnoringLastError(CompletionCallback* callback) = 0;
// Called to disconnect a connected socket. Does nothing if the socket is
// already disconnected. After calling Disconnect it is possible to call
// Connect again to establish a new connection.
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;
#if defined(OS_LINUX)
// Identical to posix system call getpeername().
// Needed by ssl_client_socket_nss.
virtual int GetPeerName(struct sockaddr *name, socklen_t *namelen);
#endif
};
} // namespace net
#endif // NET_BASE_CLIENT_SOCKET_H_
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