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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 CONTENT_BROWSER_RENDERER_HOST_RENDER_SANDBOX_HOST_LINUX_H_
#define CONTENT_BROWSER_RENDERER_HOST_RENDER_SANDBOX_HOST_LINUX_H_
#include <string>
#include "base/logging.h"
#include "base/macros.h"
#include "base/memory/scoped_ptr.h"
#include "base/threading/simple_thread.h"
#include "content/browser/renderer_host/sandbox_ipc_linux.h"
#include "content/common/content_export.h"
namespace base {
template <typename T> struct DefaultSingletonTraits;
}
namespace content {
// This is a singleton object which handles sandbox requests from the
// renderers.
class CONTENT_EXPORT RenderSandboxHostLinux {
public:
// Returns the singleton instance.
static RenderSandboxHostLinux* GetInstance();
// Get the file descriptor which renderers should be given in order to signal
// crashes to the browser.
int GetRendererSocket() const {
DCHECK(initialized_);
return renderer_socket_;
}
void Init();
private:
friend struct base::DefaultSingletonTraits<RenderSandboxHostLinux>;
// This object must be constructed on the main thread.
RenderSandboxHostLinux();
~RenderSandboxHostLinux();
bool ShutdownIPCChannel();
// Whether Init() has been called yet.
bool initialized_;
int renderer_socket_;
int childs_lifeline_fd_;
scoped_ptr<SandboxIPCHandler> ipc_handler_;
scoped_ptr<base::DelegateSimpleThread> ipc_thread_;
DISALLOW_COPY_AND_ASSIGN(RenderSandboxHostLinux);
};
} // namespace content
#endif // CONTENT_BROWSER_RENDERER_HOST_RENDER_SANDBOX_HOST_LINUX_H_
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