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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.
// http://code.google.com/p/chromium/wiki/LinuxSandboxIPC
#ifndef CHROME_BROWSER_RENDERER_HOST_RENDER_SANDBOX_HOST_LINUX_H_
#define CHROME_BROWSER_RENDERER_HOST_RENDER_SANDBOX_HOST_LINUX_H_
#pragma once
#include <string>
#include "base/logging.h"
template <typename T> struct DefaultSingletonTraits;
// This is a singleton object which handles sandbox requests from the
// renderers.
class 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_;
}
pid_t pid() const {
DCHECK(initialized_);
return pid_;
}
void Init(const std::string& sandbox_path);
private:
friend struct DefaultSingletonTraits<RenderSandboxHostLinux>;
// This object must be constructed on the main thread.
RenderSandboxHostLinux();
~RenderSandboxHostLinux();
// Whether Init() has been called yet.
bool initialized_;
int renderer_socket_;
int childs_lifeline_fd_;
pid_t pid_;
DISALLOW_COPY_AND_ASSIGN(RenderSandboxHostLinux);
};
#endif // CHROME_BROWSER_RENDERER_HOST_RENDER_SANDBOX_HOST_LINUX_H_
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