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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.
#include "chrome/browser/renderer_host/socket_stream_dispatcher_host.h"
#include "base/logging.h"
#include "chrome/browser/renderer_host/socket_stream_host.h"
#include "chrome/common/render_messages.h"
#include "chrome/common/net/socket_stream.h"
#include "ipc/ipc_message.h"
#include "net/websockets/websocket_throttle.h"
SocketStreamDispatcherHost::SocketStreamDispatcherHost()
: sender_(NULL) {
net::WebSocketThrottle::Init();
}
SocketStreamDispatcherHost::~SocketStreamDispatcherHost() {
// TODO(ukai): Implement IDMap::RemoveAll().
for (IDMap<SocketStreamHost>::const_iterator iter(&hosts_);
!iter.IsAtEnd();
iter.Advance()) {
int socket_id = iter.GetCurrentKey();
const SocketStreamHost* socket_stream_host = iter.GetCurrentValue();
delete socket_stream_host;
hosts_.Remove(socket_id);
}
}
void SocketStreamDispatcherHost::Initialize(
IPC::Message::Sender* sender, int process_id) {
DLOG(INFO) << "Initialize: SocketStreamDispatcherHost process_id="
<< process_id;
DCHECK(sender);
sender_ = sender;
process_id_ = process_id;
}
bool SocketStreamDispatcherHost::OnMessageReceived(const IPC::Message& msg,
bool* msg_ok) {
DCHECK(sender_);
*msg_ok = true;
bool handled = true;
IPC_BEGIN_MESSAGE_MAP_EX(SocketStreamDispatcherHost, msg, *msg_ok)
IPC_MESSAGE_HANDLER(ViewHostMsg_SocketStream_Connect, OnConnect)
IPC_MESSAGE_HANDLER(ViewHostMsg_SocketStream_SendData, OnSendData)
IPC_MESSAGE_HANDLER(ViewHostMsg_SocketStream_Close, OnCloseReq)
IPC_MESSAGE_UNHANDLED(handled = false)
IPC_END_MESSAGE_MAP_EX()
return handled;
}
// SocketStream::Delegate methods implementations.
void SocketStreamDispatcherHost::OnConnected(net::SocketStream* socket,
int max_pending_send_allowed) {
int socket_id = SocketStreamHost::SocketIdFromSocketStream(socket);
DLOG(INFO) << "SocketStreamDispatcherHost::OnConnected socket_id="
<< socket_id
<< " max_pending_send_allowed=" << max_pending_send_allowed;
if (socket_id == chrome_common_net::kNoSocketId) {
LOG(ERROR) << "NoSocketId in OnConnected";
return;
}
if (!sender_->Send(new ViewMsg_SocketStream_Connected(
socket_id, max_pending_send_allowed))) {
LOG(ERROR) << "ViewMsg_SocketStream_Connected failed.";
DeleteSocketStreamHost(socket_id);
}
}
void SocketStreamDispatcherHost::OnSentData(net::SocketStream* socket,
int amount_sent) {
int socket_id = SocketStreamHost::SocketIdFromSocketStream(socket);
DLOG(INFO) << "SocketStreamDispatcherHost::OnSentData socket_id="
<< socket_id
<< " amount_sent=" << amount_sent;
if (socket_id == chrome_common_net::kNoSocketId) {
LOG(ERROR) << "NoSocketId in OnReceivedData";
return;
}
if (!sender_->Send(
new ViewMsg_SocketStream_SentData(socket_id, amount_sent))) {
LOG(ERROR) << "ViewMsg_SocketStream_SentData failed.";
DeleteSocketStreamHost(socket_id);
}
}
void SocketStreamDispatcherHost::OnReceivedData(
net::SocketStream* socket, const char* data, int len) {
int socket_id = SocketStreamHost::SocketIdFromSocketStream(socket);
DLOG(INFO) << "SocketStreamDispatcherHost::OnReceiveData socket_id="
<< socket_id;
if (socket_id == chrome_common_net::kNoSocketId) {
LOG(ERROR) << "NoSocketId in OnReceivedData";
return;
}
if (!sender_->Send(new ViewMsg_SocketStream_ReceivedData(
socket_id, std::vector<char>(data, data + len)))) {
LOG(ERROR) << "ViewMsg_SocketStream_ReceivedData failed.";
DeleteSocketStreamHost(socket_id);
}
}
void SocketStreamDispatcherHost::OnClose(net::SocketStream* socket) {
int socket_id = SocketStreamHost::SocketIdFromSocketStream(socket);
DLOG(INFO) << "SocketStreamDispatcherHost::OnClosed socket_id="
<< socket_id;
if (socket_id == chrome_common_net::kNoSocketId) {
LOG(ERROR) << "NoSocketId in OnClose";
return;
}
DeleteSocketStreamHost(socket_id);
}
// Message handlers called by OnMessageReceived.
void SocketStreamDispatcherHost::OnConnect(const GURL& url, int socket_id) {
DLOG(INFO) << "SocketStreamDispatcherHost::OnConnect url=" << url
<< " socket_id=" << socket_id;
DCHECK_NE(chrome_common_net::kNoSocketId, socket_id);
if (hosts_.Lookup(socket_id)) {
LOG(ERROR) << "socket_id=" << socket_id << " already registered.";
return;
}
SocketStreamHost* socket_stream_host = new SocketStreamHost(this, socket_id);
hosts_.AddWithID(socket_stream_host, socket_id);
socket_stream_host->Connect(url);
DLOG(INFO) << "SocketStreamDispatcherHost::OnConnect -> " << socket_id;
}
void SocketStreamDispatcherHost::OnSendData(
int socket_id, const std::vector<char>& data) {
DLOG(INFO) << "SocketStreamDispatcherHost::OnSendData socket_id="
<< socket_id;
SocketStreamHost* socket_stream_host = hosts_.Lookup(socket_id);
if (!socket_stream_host) {
LOG(ERROR) << "socket_id=" << socket_id << " already closed.";
return;
}
if (!socket_stream_host->SendData(data)) {
// Cannot accept more data to send.
socket_stream_host->Close();
}
}
void SocketStreamDispatcherHost::OnCloseReq(int socket_id) {
DLOG(INFO) << "SocketStreamDispatcherHost::OnCloseReq socket_id="
<< socket_id;
SocketStreamHost* socket_stream_host = hosts_.Lookup(socket_id);
if (!socket_stream_host)
return;
socket_stream_host->Close();
}
void SocketStreamDispatcherHost::DeleteSocketStreamHost(int socket_id) {
SocketStreamHost* socket_stream_host = hosts_.Lookup(socket_id);
DCHECK(socket_stream_host);
delete socket_stream_host;
hosts_.Remove(socket_id);
if (!sender_->Send(new ViewMsg_SocketStream_Closed(socket_id))) {
LOG(ERROR) << "ViewMsg_SocketStream_Closed failed.";
}
}
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