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Issue 2720443002: Adjust version checks for GetCertificate* patching (Closed)
Patch Set: Created 3 years, 9 months ago
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1 // Copyright 2014 The Chromium Authors. All rights reserved. 1 // Copyright 2014 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 #include "sandbox/win/src/process_mitigations_win32k_dispatcher.h" 5 #include "sandbox/win/src/process_mitigations_win32k_dispatcher.h"
6 6
7 #include <algorithm> 7 #include <algorithm>
8 8
9 #include "base/memory/shared_memory.h" 9 #include "base/memory/shared_memory.h"
10 #include "base/strings/string16.h" 10 #include "base/strings/string16.h"
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186 CREATEOPMPROTECTEDOUTPUTS_ID, 24)) { 186 CREATEOPMPROTECTEDOUTPUTS_ID, 24)) {
187 return false; 187 return false;
188 } 188 }
189 return true; 189 return true;
190 190
191 case IPC_GDI_GETCERTIFICATE_TAG: 191 case IPC_GDI_GETCERTIFICATE_TAG:
192 if (!INTERCEPT_EAT(manager, L"gdi32.dll", GetCertificate, 192 if (!INTERCEPT_EAT(manager, L"gdi32.dll", GetCertificate,
193 GETCERTIFICATE_ID, 20)) { 193 GETCERTIFICATE_ID, 20)) {
194 return false; 194 return false;
195 } 195 }
196 if (base::win::GetVersion() < base::win::VERSION_WIN10) 196 if (base::win::GetVersion() < base::win::VERSION_WIN10_TH2)
197 return true; 197 return true;
198 if (!INTERCEPT_EAT(manager, L"gdi32.dll", GetCertificateByHandle, 198 if (!INTERCEPT_EAT(manager, L"gdi32.dll", GetCertificateByHandle,
199 GETCERTIFICATEBYHANDLE_ID, 20)) { 199 GETCERTIFICATEBYHANDLE_ID, 20)) {
200 return false; 200 return false;
201 } 201 }
202 return true; 202 return true;
203 203
204 case IPC_GDI_GETCERTIFICATESIZE_TAG: 204 case IPC_GDI_GETCERTIFICATESIZE_TAG:
205 if (!INTERCEPT_EAT(manager, L"gdi32.dll", GetCertificateSize, 205 if (!INTERCEPT_EAT(manager, L"gdi32.dll", GetCertificateSize,
206 GETCERTIFICATESIZE_ID, 16)) { 206 GETCERTIFICATESIZE_ID, 16)) {
207 return false; 207 return false;
208 } 208 }
209 if (base::win::GetVersion() < base::win::VERSION_WIN10) 209 if (base::win::GetVersion() < base::win::VERSION_WIN10_TH2)
210 return true; 210 return true;
211 if (!INTERCEPT_EAT(manager, L"gdi32.dll", GetCertificateSizeByHandle, 211 if (!INTERCEPT_EAT(manager, L"gdi32.dll", GetCertificateSizeByHandle,
212 GETCERTIFICATESIZEBYHANDLE_ID, 16)) { 212 GETCERTIFICATESIZEBYHANDLE_ID, 16)) {
213 return false; 213 return false;
214 } 214 }
215 return true; 215 return true;
216 216
217 case IPC_GDI_DESTROYOPMPROTECTEDOUTPUT_TAG: 217 case IPC_GDI_DESTROYOPMPROTECTEDOUTPUT_TAG:
218 if (!INTERCEPT_EAT(manager, L"gdi32.dll", DestroyOPMProtectedOutput, 218 if (!INTERCEPT_EAT(manager, L"gdi32.dll", DestroyOPMProtectedOutput,
219 DESTROYOPMPROTECTEDOUTPUT_ID, 8)) { 219 DESTROYOPMPROTECTEDOUTPUT_ID, 8)) {
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568 if (!status) { 568 if (!status) {
569 memcpy(buffer.memory(), &requested_info, 569 memcpy(buffer.memory(), &requested_info,
570 sizeof(DXGKMDT_OPM_REQUESTED_INFORMATION)); 570 sizeof(DXGKMDT_OPM_REQUESTED_INFORMATION));
571 } 571 }
572 ipc->return_info.nt_status = status; 572 ipc->return_info.nt_status = status;
573 return true; 573 return true;
574 } 574 }
575 575
576 } // namespace sandbox 576 } // namespace sandbox
577 577
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