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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_DISPATCHER_HOST_H_
#define CHROME_BROWSER_RENDERER_HOST_SOCKET_STREAM_DISPATCHER_HOST_H_
#include <vector>
#include "base/id_map.h"
#include "chrome/browser/renderer_host/resource_dispatcher_host.h"
#include "ipc/ipc_message.h"
#include "net/socket_stream/socket_stream.h"
class GURL;
class SocketStreamHost;
// Dispatches ViewHostMsg_SocketStream_* messages sent from renderer.
// It also acts as SocketStream::Delegate so that it sends
// ViewMsg_SocketStream_* messages back to renderer.
class SocketStreamDispatcherHost : public net::SocketStream::Delegate {
public:
SocketStreamDispatcherHost();
virtual ~SocketStreamDispatcherHost();
bool OnMessageReceived(const IPC::Message& msg,
ResourceDispatcherHost::Receiver* receiver,
bool* msg_ok);
// The object died, so cancel and detach all requests associated with it.
void CancelRequestsForProcess(int host_id);
// SocketStream::Delegate methods.
virtual void OnConnected(net::SocketStream* socket,
int max_pending_send_allowed);
virtual void OnSentData(net::SocketStream* socket, int amount_sent);
virtual void OnReceivedData(net::SocketStream* socket,
const char* data, int len);
virtual void OnClose(net::SocketStream* socket);
private:
// Message handlers called by OnMessageReceived.
void OnConnect(const GURL& url, int socket_id);
void OnSendData(int socket_id, const std::vector<char>& data);
void OnCloseReq(int socket_id);
void DeleteSocketStreamHost(int host_id, int socket_id);
void AddHostMap(int host_id, int socket_id,
SocketStreamHost* socket_stream_host);
SocketStreamHost* LookupHostMap(int host_id, int socket_id);
// Returns true if the message passed in is a SocketStream related message.
static bool IsSocketStreamDispatcherHostMessage(const IPC::Message& message);
// key: host_id -> { key: socket_id -> value: SocketStreamHost }
IDMap< IDMap<SocketStreamHost> > hostmap_;
// valid while OnMessageReceived processing.
ResourceDispatcherHost::Receiver* receiver_;
DISALLOW_COPY_AND_ASSIGN(SocketStreamDispatcherHost);
};
#endif // CHROME_BROWSER_RENDERER_HOST_SOCKET_STREAM_DISPATCHER_HOST_H_
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