blob: 84866551a3bffc21991ee5882d47afc387ed9c6d [file] [log] [blame]
// 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 <string>
#include <vector>
#include "base/basictypes.h"
#include "base/compiler_specific.h"
#include "base/files/file_path.h"
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
#include "base/memory/weak_ptr.h"
#include "content/public/browser/browser_child_process_host_delegate.h"
#include "content/public/browser/utility_process_host.h"
namespace base {
class SequencedTaskRunner;
class Thread;
namespace content {
class BrowserChildProcessHostImpl;
typedef base::Thread* (*UtilityMainThreadFactoryFunction)(
const std::string& id);
class CONTENT_EXPORT UtilityProcessHostImpl
: public NON_EXPORTED_BASE(UtilityProcessHost),
public BrowserChildProcessHostDelegate {
static void RegisterUtilityMainThreadFactory(
UtilityMainThreadFactoryFunction create);
UtilityProcessHostImpl(UtilityProcessHostClient* client,
base::SequencedTaskRunner* client_task_runner);
virtual ~UtilityProcessHostImpl();
// UtilityProcessHost implementation:
virtual bool Send(IPC::Message* message) OVERRIDE;
virtual bool StartBatchMode() OVERRIDE;
virtual void EndBatchMode() OVERRIDE;
virtual void SetExposedDir(const base::FilePath& dir) OVERRIDE;
virtual void EnableMDns() OVERRIDE;
virtual void DisableSandbox() OVERRIDE;
#if defined(OS_WIN)
virtual void ElevatePrivileges() OVERRIDE;
virtual const ChildProcessData& GetData() OVERRIDE;
#if defined(OS_POSIX)
virtual void SetEnv(const base::EnvironmentMap& env) OVERRIDE;
void set_child_flags(int flags) { child_flags_ = flags; }
// Starts a process if necessary. Returns true if it succeeded or a process
// has already been started via StartBatchMode().
bool StartProcess();
// BrowserChildProcessHost:
virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
virtual void OnProcessLaunchFailed() OVERRIDE;
virtual void OnProcessCrashed(int exit_code) OVERRIDE;
// A pointer to our client interface, who will be informed of progress.
scoped_refptr<UtilityProcessHostClient> client_;
scoped_refptr<base::SequencedTaskRunner> client_task_runner_;
// True when running in batch mode, i.e., StartBatchMode() has been called
// and the utility process will run until EndBatchMode().
bool is_batch_mode_;
base::FilePath exposed_dir_;
// Whether the utility process needs to perform presandbox initialization
// for mDNS.
bool is_mdns_enabled_;
// Whether to pass switches::kNoSandbox to the child.
bool no_sandbox_;
// Whether to launch the process with elevated privileges.
bool run_elevated_;
// Flags defined in ChildProcessHost with which to start the process.
int child_flags_;
base::EnvironmentMap env_;
bool started_;
scoped_ptr<BrowserChildProcessHostImpl> process_;
// Used in single-process mode instead of process_.
scoped_ptr<base::Thread> in_process_thread_;
} // namespace content