1// Copyright (c) 2010 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#ifndef SANDBOX_SRC_JOB_H_
6#define SANDBOX_SRC_JOB_H_
7
8#include "base/basictypes.h"
9#include "sandbox/win/src/restricted_token_utils.h"
10
11namespace sandbox {
12
13// Handles the creation of job objects based on a security profile.
14// Sample usage:
15//   Job job;
16//   job.Init(JOB_LOCKDOWN, NULL);  //no job name
17//   job.AssignProcessToJob(process_handle);
18class Job {
19 public:
20  Job() : job_handle_(NULL) { }
21
22  ~Job();
23
24  // Initializes and creates the job object. The security of the job is based
25  // on the security_level parameter.
26  // job_name can be NULL if the job is unnamed.
27  // If the chosen profile has too many ui restrictions, you can disable some
28  // by specifying them in the ui_exceptions parameters.
29  // If the function succeeds, the return value is ERROR_SUCCESS. If the
30  // function fails, the return value is the win32 error code corresponding to
31  // the error.
32  DWORD Init(JobLevel security_level, wchar_t *job_name, DWORD ui_exceptions);
33
34  // Assigns the process referenced by process_handle to the job.
35  // If the function succeeds, the return value is ERROR_SUCCESS. If the
36  // function fails, the return value is the win32 error code corresponding to
37  // the error.
38  DWORD AssignProcessToJob(HANDLE process_handle);
39
40  // Grants access to "handle" to the job. All processes in the job can
41  // subsequently recognize and use the handle.
42  // If the function succeeds, the return value is ERROR_SUCCESS. If the
43  // function fails, the return value is the win32 error code corresponding to
44  // the error.
45  DWORD UserHandleGrantAccess(HANDLE handle);
46
47  // Revokes ownership to the job handle and returns it. The destructor of the
48  // class won't close the handle when called.
49  // If the object is not yet initialized, it returns 0.
50  HANDLE Detach();
51
52 private:
53  // Handle to the job referenced by the object.
54  HANDLE job_handle_;
55
56  DISALLOW_COPY_AND_ASSIGN(Job);
57};
58
59}  // namespace sandbox
60
61
62#endif  // SANDBOX_SRC_JOB_H_
63