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// Copyright (c) 2012 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 "ppapi/proxy/proxy_channel.h"
#include "ipc/ipc_platform_file.h"
#include "ipc/ipc_test_sink.h"
namespace ppapi {
namespace proxy {
ProxyChannel::ProxyChannel()
: delegate_(NULL),
test_sink_(NULL) {
}
ProxyChannel::~ProxyChannel() {
DVLOG(1) << "ProxyChannel::~ProxyChannel()";
}
bool ProxyChannel::InitWithChannel(Delegate* delegate,
const IPC::ChannelHandle& channel_handle,
bool is_client) {
delegate_ = delegate;
IPC::Channel::Mode mode = is_client ? IPC::Channel::MODE_CLIENT
: IPC::Channel::MODE_SERVER;
channel_.reset(new IPC::SyncChannel(channel_handle, mode, this,
delegate->GetIPCMessageLoop(), true,
delegate->GetShutdownEvent()));
return true;
}
void ProxyChannel::InitWithTestSink(IPC::TestSink* test_sink) {
DCHECK(!test_sink_);
test_sink_ = test_sink;
}
void ProxyChannel::OnChannelError() {
channel_.reset();
}
#if defined(OS_POSIX) && !defined(OS_NACL)
int ProxyChannel::TakeRendererFD() {
DCHECK(channel());
return channel()->TakeClientFileDescriptor();
}
#endif
IPC::PlatformFileForTransit ProxyChannel::ShareHandleWithRemote(
base::PlatformFile handle,
bool should_close_source) {
// Channel could be closed if the plugin crashes.
if (!channel_.get())
return IPC::InvalidPlatformFileForTransit();
return delegate_->ShareHandleWithRemote(handle, *channel_,
should_close_source);
}
bool ProxyChannel::Send(IPC::Message* msg) {
if (test_sink_)
return test_sink_->Send(msg);
if (channel_.get())
return channel_->Send(msg);
// Remote side crashed, drop this message.
delete msg;
return false;
}
} // namespace proxy
} // namespace ppapi
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