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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.

#include "content/public/common/sandbox_init.h"

#include "base/command_line.h"
#include "base/logging.h"
#include "content/common/sandbox_win.h"
#include "content/public/common/content_switches.h"
#include "sandbox/win/src/sandbox.h"
#include "sandbox/win/src/sandbox_types.h"

namespace content {

bool InitializeSandbox(sandbox::SandboxInterfaceInfo* sandbox_info) {
  const base::CommandLine& command_line =
      *base::CommandLine::ForCurrentProcess();
  sandbox::BrokerServices* broker_services = sandbox_info->broker_services;
  if (broker_services) {
    if (!InitBrokerServices(broker_services))
      return false;

    // IMPORTANT: This piece of code needs to run as early as possible in the
    // process because it will initialize the sandbox broker, which requires the
    // process to swap its window station. During this time all the UI will be
    // broken. This has to run before threads and windows are created.
    if (!command_line.HasSwitch(switches::kNoSandbox)) {
      // Precreate the desktop and window station used by the renderers.
      sandbox::TargetPolicy* policy = broker_services->CreatePolicy();
      sandbox::ResultCode result = policy->CreateAlternateDesktop(true);
      CHECK(sandbox::SBOX_ERROR_FAILED_TO_SWITCH_BACK_WINSTATION != result);
      policy->Release();
    }
    return true;
  }

  if (command_line.HasSwitch(switches::kNoSandbox))
    return true;

  sandbox::TargetServices* target_services = sandbox_info->target_services;
  return InitTargetServices(target_services);
}

}  // namespace content