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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef SANDBOX_SRC_WIN_PROCESS_MITIGATIONS_H_ | 5 #ifndef SANDBOX_SRC_WIN_PROCESS_MITIGATIONS_H_ |
6 #define SANDBOX_SRC_WIN_PROCESS_MITIGATIONS_H_ | 6 #define SANDBOX_SRC_WIN_PROCESS_MITIGATIONS_H_ |
7 | 7 |
8 #include <windows.h> | 8 #include <windows.h> |
9 #include <stddef.h> | 9 #include <stddef.h> |
10 | 10 |
11 #include "sandbox/win/src/security_level.h" | 11 #include "sandbox/win/src/security_level.h" |
12 | 12 |
13 namespace sandbox { | 13 namespace sandbox { |
14 | 14 |
15 // Sets the mitigation policy for the current process, ignoring any settings | 15 // Sets the mitigation policy for the current process, ignoring any settings |
16 // that are invalid for the current version of Windows. | 16 // that are invalid for the current version of Windows. |
17 bool ApplyProcessMitigationsToCurrentProcess(MitigationFlags flags); | 17 bool ApplyProcessMitigationsToCurrentProcess(MitigationFlags flags); |
18 | 18 |
19 // Returns the flags that must be enforced after startup for the current OS | 19 // Returns the flags that must be enforced after startup for the current OS |
20 // version. | 20 // version. |
21 MitigationFlags FilterPostStartupProcessMitigations(MitigationFlags flags); | 21 MitigationFlags FilterPostStartupProcessMitigations(MitigationFlags flags); |
22 | 22 |
23 // Converts sandbox flags to the PROC_THREAD_ATTRIBUTE_SECURITY_CAPABILITIES | 23 // Converts sandbox flags to the PROC_THREAD_ATTRIBUTE_SECURITY_CAPABILITIES |
24 // policy flags used by UpdateProcThreadAttribute(). The size field varies | 24 // policy flags used by UpdateProcThreadAttribute(). The size field varies |
25 // between a 32-bit and a 64-bit type based on the exact build and version of | 25 // between a 32-bit and a 64-bit type based on the exact build and version of |
26 // Windows, so the returned size must be passed to UpdateProcThreadAttribute(). | 26 // Windows, so the returned size must be passed to UpdateProcThreadAttribute(). |
27 void ConvertProcessMitigationsToPolicy(MitigationFlags flags, | 27 void ConvertProcessMitigationsToPolicy(MitigationFlags flags, |
28 DWORD64* policy_flags, size_t* size); | 28 DWORD64* policy_flags, |
| 29 size_t* size); |
29 | 30 |
30 // Adds mitigations that need to be performed on the suspended target process | 31 // Adds mitigations that need to be performed on the suspended target process |
31 // before execution begins. | 32 // before execution begins. |
32 bool ApplyProcessMitigationsToSuspendedProcess(HANDLE process, | 33 bool ApplyProcessMitigationsToSuspendedProcess(HANDLE process, |
33 MitigationFlags flags); | 34 MitigationFlags flags); |
34 | 35 |
35 // Returns true if all the supplied flags can be set after a process starts. | 36 // Returns true if all the supplied flags can be set after a process starts. |
36 bool CanSetProcessMitigationsPostStartup(MitigationFlags flags); | 37 bool CanSetProcessMitigationsPostStartup(MitigationFlags flags); |
37 | 38 |
38 // Returns true if all the supplied flags can be set before a process starts. | 39 // Returns true if all the supplied flags can be set before a process starts. |
39 bool CanSetProcessMitigationsPreStartup(MitigationFlags flags); | 40 bool CanSetProcessMitigationsPreStartup(MitigationFlags flags); |
40 | 41 |
41 } // namespace sandbox | 42 } // namespace sandbox |
42 | 43 |
43 #endif // SANDBOX_SRC_WIN_PROCESS_MITIGATIONS_H_ | 44 #endif // SANDBOX_SRC_WIN_PROCESS_MITIGATIONS_H_ |
44 | 45 |
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