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1 // Copyright (c) 2006-2008 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_WOW_HELPER_TARGET_CODE_H__ | |
6 #define SANDBOX_WOW_HELPER_TARGET_CODE_H__ | |
7 | |
8 #include "sandbox/win/src/nt_internals.h" | |
9 | |
10 namespace sandbox { | |
11 | |
12 extern "C" { | |
13 | |
14 // Holds the information needed for the interception of NtMapViewOfSection. | |
15 // Changes of this structure must be synchronized with changes of PatchInfo32 | |
16 // on sandbox/win/src/wow64.cc. | |
17 struct PatchInfo { | |
18 HANDLE dll_load; // Event to signal the broker. | |
19 HANDLE continue_load; // Event to wait for the broker. | |
20 HANDLE section; // First argument of the call. | |
21 NtMapViewOfSectionFunction orig_MapViewOfSection; | |
22 NtSignalAndWaitForSingleObjectFunction signal_and_wait; | |
23 void* patch_location; | |
24 }; | |
25 | |
26 // Interception of NtMapViewOfSection on the child process. | |
27 // It should never be called directly. This function provides the means to | |
28 // detect dlls being loaded, so we can patch them if needed. | |
29 NTSTATUS WINAPI TargetNtMapViewOfSection( | |
30 PatchInfo* patch_info, HANDLE process, PVOID* base, ULONG_PTR zero_bits, | |
31 SIZE_T commit_size, PLARGE_INTEGER offset, PSIZE_T view_size, | |
32 SECTION_INHERIT inherit, ULONG allocation_type, ULONG protect); | |
33 | |
34 // Marker of the end of TargetNtMapViewOfSection. | |
35 NTSTATUS WINAPI TargetEnd(); | |
36 | |
37 } // extern "C" | |
38 | |
39 } // namespace sandbox | |
40 | |
41 #endif // SANDBOX_WOW_HELPER_TARGET_CODE_H__ | |
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