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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.
// https://chromium.googlesource.com/chromium/src/+/main/docs/linux/sandbox_ipc.md
#ifndef CONTENT_BROWSER_SANDBOX_IPC_LINUX_H_
#define CONTENT_BROWSER_SANDBOX_IPC_LINUX_H_
#include <memory>
#include <vector>
#include "base/files/scoped_file.h"
#include "base/macros.h"
#include "base/pickle.h"
#include "base/threading/simple_thread.h"
#include "content/common/content_export.h"
#include "third_party/icu/source/common/unicode/uchar.h"
namespace content {
class SandboxIPCHandler : public base::DelegateSimpleThread::Delegate {
public:
// lifeline_fd: the read end of a pipe which the main thread holds
// the other end of.
// browser_socket: the browser's end of the sandbox IPC socketpair.
SandboxIPCHandler(int lifeline_fd, int browser_socket);
~SandboxIPCHandler() override;
void Run() override;
private:
void HandleRequestFromChild(int fd);
void HandleMakeSharedMemorySegment(int fd,
base::PickleIterator iter,
const std::vector<base::ScopedFD>& fds);
void SendRendererReply(const std::vector<base::ScopedFD>& fds,
const base::Pickle& reply,
int reply_fd);
const int lifeline_fd_;
const int browser_socket_;
DISALLOW_COPY_AND_ASSIGN(SandboxIPCHandler);
};
} // namespace content
#endif // CONTENT_BROWSER_SANDBOX_IPC_LINUX_H_
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