1// Copyright (c) 2012 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "content/common/child_process_sandbox_support_impl_linux.h"
6
7#include "base/pickle.h"
8#include "base/posix/unix_domain_socket_linux.h"
9#include "content/common/sandbox_linux/sandbox_linux.h"
10
11namespace content {
12
13int MakeSharedMemorySegmentViaIPC(size_t length, bool executable) {
14  Pickle request;
15  request.WriteInt(LinuxSandbox::METHOD_MAKE_SHARED_MEMORY_SEGMENT);
16  request.WriteUInt32(length);
17  request.WriteBool(executable);
18  uint8_t reply_buf[10];
19  int result_fd;
20  ssize_t result = UnixDomainSocket::SendRecvMsg(GetSandboxFD(),
21                                                 reply_buf, sizeof(reply_buf),
22                                                 &result_fd, request);
23  if (result == -1)
24    return -1;
25  return result_fd;
26}
27
28}  // namespace content
29