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// Copyright 2014 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 "components/nacl/renderer/manifest_service_channel.h"
#include "base/bind.h"
#include "base/callback.h"
#include "base/callback_helpers.h"
#include "content/public/renderer/render_thread.h"
#include "ipc/ipc_channel.h"
#include "ipc/ipc_sync_channel.h"
#include "ppapi/c/pp_errors.h"
#include "ppapi/proxy/ppapi_messages.h"
namespace nacl {
ManifestServiceChannel::ManifestServiceChannel(
const IPC::ChannelHandle& handle,
const base::Callback<void(int32_t)>& connected_callback,
scoped_ptr<Delegate> delegate,
base::WaitableEvent* waitable_event)
: connected_callback_(connected_callback),
delegate_(delegate.Pass()),
channel_(IPC::SyncChannel::Create(
handle,
IPC::Channel::MODE_CLIENT,
this,
content::RenderThread::Get()->GetIOMessageLoopProxy(),
true,
waitable_event)),
weak_ptr_factory_(this) {
}
ManifestServiceChannel::~ManifestServiceChannel() {
if (!connected_callback_.is_null())
base::ResetAndReturn(&connected_callback_).Run(PP_ERROR_FAILED);
}
void ManifestServiceChannel::Send(IPC::Message* message) {
channel_->Send(message);
}
bool ManifestServiceChannel::OnMessageReceived(const IPC::Message& message) {
bool handled = true;
IPC_BEGIN_MESSAGE_MAP(ManifestServiceChannel, message)
IPC_MESSAGE_HANDLER(PpapiHostMsg_StartupInitializationComplete,
OnStartupInitializationComplete)
IPC_MESSAGE_HANDLER_DELAY_REPLY(PpapiHostMsg_OpenResource,
OnOpenResource)
IPC_MESSAGE_UNHANDLED(handled = false)
IPC_END_MESSAGE_MAP()
return handled;
}
void ManifestServiceChannel::OnChannelConnected(int32 peer_pid) {
if (!connected_callback_.is_null())
base::ResetAndReturn(&connected_callback_).Run(PP_OK);
}
void ManifestServiceChannel::OnChannelError() {
if (!connected_callback_.is_null())
base::ResetAndReturn(&connected_callback_).Run(PP_ERROR_FAILED);
}
void ManifestServiceChannel::OnStartupInitializationComplete() {
delegate_->StartupInitializationComplete();
}
void ManifestServiceChannel::OnOpenResource(
const std::string& key, IPC::Message* reply) {
// Currently this is used only for non-SFI mode, which is not supported on
// windows.
#if !defined(OS_WIN)
delegate_->OpenResource(
key,
base::Bind(&ManifestServiceChannel::DidOpenResource,
weak_ptr_factory_.GetWeakPtr(), reply));
#else
PpapiHostMsg_OpenResource::WriteReplyParams(
reply, ppapi::proxy::SerializedHandle());
Send(reply);
#endif
}
#if !defined(OS_WIN)
void ManifestServiceChannel::DidOpenResource(
IPC::Message* reply, const base::PlatformFile& platform_file) {
// Here, PlatformFileForTransit is alias of base::FileDescriptor.
PpapiHostMsg_OpenResource::WriteReplyParams(
reply,
ppapi::proxy::SerializedHandle(
ppapi::proxy::SerializedHandle::FILE,
base::FileDescriptor(platform_file, true)));
Send(reply);
}
#endif
} // namespace nacl
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