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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.
#ifndef CHROME_NACL_NACL_LISTENER_H_
#define CHROME_NACL_NACL_LISTENER_H_
#include <vector>
#include "base/memory/scoped_ptr.h"
#include "base/synchronization/waitable_event.h"
#include "base/threading/thread.h"
#include "chrome/common/nacl_types.h"
#include "ipc/ipc_listener.h"
namespace IPC {
class SyncChannel;
class SyncMessageFilter;
}
// The NaClListener is an IPC channel listener that waits for a
// request to start a NaCl module.
class NaClListener : public IPC::Listener {
public:
NaClListener();
virtual ~NaClListener();
// Listen for a request to launch a NaCl module.
void Listen();
bool Send(IPC::Message* msg);
#if defined(OS_LINUX)
void set_prereserved_sandbox_size(size_t prereserved_sandbox_size) {
prereserved_sandbox_size_ = prereserved_sandbox_size;
}
#endif
private:
void OnMsgStart(const nacl::NaClStartParams& params);
virtual bool OnMessageReceived(const IPC::Message& msg) OVERRIDE;
// A channel back to the browser.
scoped_ptr<IPC::SyncChannel> channel_;
// A filter that allows other threads to use the channel.
scoped_refptr<IPC::SyncMessageFilter> filter_;
base::WaitableEvent shutdown_event_;
base::Thread io_thread_;
#if defined(OS_LINUX)
size_t prereserved_sandbox_size_;
#endif
// Used to identify what thread we're on.
MessageLoop* main_loop_;
DISALLOW_COPY_AND_ASSIGN(NaClListener);
};
#endif // CHROME_NACL_NACL_LISTENER_H_