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// Copyright (c) 2009 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 CHROME_BROWSER_RENDERER_HOST_SOCKET_STREAM_HOST_H_
#define CHROME_BROWSER_RENDERER_HOST_SOCKET_STREAM_HOST_H_
#pragma once
#include <vector>
#include "base/ref_counted.h"
#include "chrome/browser/renderer_host/resource_dispatcher_host.h"
#include "net/socket_stream/socket_stream_job.h"
class GURL;
// Host of SocketStreamHandle.
// Each SocketStreamHandle will have an unique socket_id assigned by
// SocketStreamHost constructor. If socket id is chrome_common_net::kNoSocketId,
// there is no SocketStreamHost.
// Each SocketStreamHost has SocketStream to manage bi-directional
// communication over socket stream.
// The lifetime of an instance of this class is completely controlled by the
// SocketStreamDispatcherHost.
class SocketStreamHost {
public:
SocketStreamHost(net::SocketStream::Delegate* delegate,
ResourceDispatcherHost::Receiver* receiver,
int socket_id);
~SocketStreamHost();
// Gets SocketStreamHost associated with |socket|.
static SocketStreamHost* GetSocketStreamHost(net::SocketStream* socket);
ResourceDispatcherHost::Receiver* receiver() const { return receiver_; }
int socket_id() const { return socket_id_; }
// Starts to open connection to |url|.
void Connect(const GURL& url);
// Sends |data| over the socket stream.
// socket stream must be open to send data.
// Returns true if the data is put in transmit buffer in socket stream.
// Returns false otherwise (transmit buffer exceeds limit, or socket
// stream is closed).
bool SendData(const std::vector<char>& data);
// Closes the socket stream.
void Close();
bool Connected(int max_pending_send_allowed);
bool SentData(int amount_sent);
bool ReceivedData(const char* data, int len);
private:
net::SocketStream::Delegate* delegate_;
ResourceDispatcherHost::Receiver* receiver_;
int socket_id_;
scoped_refptr<net::SocketStreamJob> socket_;
DISALLOW_COPY_AND_ASSIGN(SocketStreamHost);
};
#endif // CHROME_BROWSER_RENDERER_HOST_SOCKET_STREAM_HOST_H_
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