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| 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 ; Tag the exception handler as an SEH handler in case the executable | |
| 6 ; is linked with /SAFESEH (which is the default). | |
| 7 ; | |
| 8 ; MASM 8.0 inserts an additional leading underscore in front of names | |
| 9 ; and this is an attempted fix until we understand why. | |
| 10 ; MASM 10.0 fixed this. | |
| 11 IF @version LT 800 OR @version GE 1000 | |
| 12 _ExceptionBarrierHandler PROTO | |
| 13 .SAFESEH _ExceptionBarrierHandler | |
| 14 _ExceptionBarrierReportOnlyModuleHandler PROTO | |
| 15 .SAFESEH _ExceptionBarrierReportOnlyModuleHandler | |
| 16 _ExceptionBarrierCallCustomHandler PROTO | |
| 17 .SAFESEH _ExceptionBarrierCallCustomHandler | |
| 18 ELSE | |
| 19 ExceptionBarrierHandler PROTO | |
| 20 .SAFESEH ExceptionBarrierHandler | |
| 21 ExceptionBarrierReportOnlyModuleHandler PROTO | |
| 22 .SAFESEH ExceptionBarrierReportOnlyModuleHandler | |
| 23 ExceptionBarrierCallCustomHandler PROTO | |
| 24 .SAFESEH ExceptionBarrierCallCustomHandler | |
| 25 ENDIF | |
| 26 | |
| 27 .586 | |
| 28 .MODEL FLAT, STDCALL | |
| 29 ASSUME FS:NOTHING | |
| 30 .CODE | |
| 31 | |
| 32 ; extern "C" void WINAPI RegisterExceptionRecord( | |
| 33 ; EXCEPTION_REGISTRATION *registration, | |
| 34 ; ExceptionHandlerFunc func); | |
| 35 RegisterExceptionRecord PROC registration:DWORD, func:DWORD | |
| 36 OPTION PROLOGUE:None | |
| 37 OPTION EPILOGUE:None | |
| 38 mov edx, DWORD PTR [esp + 4] ; edx is registration | |
| 39 mov eax, DWORD PTR [esp + 8] ; eax is func | |
| 40 mov DWORD PTR [edx + 4], eax | |
| 41 mov eax, FS:[0] | |
| 42 mov DWORD PTR [edx], eax | |
| 43 mov FS:[0], edx | |
| 44 ret 8 | |
| 45 | |
| 46 RegisterExceptionRecord ENDP | |
| 47 | |
| 48 ; extern "C" void UnregisterExceptionRecord( | |
| 49 ; EXCEPTION_REGISTRATION *registration); | |
| 50 UnregisterExceptionRecord PROC registration:DWORD | |
| 51 OPTION PROLOGUE:None | |
| 52 OPTION EPILOGUE:None | |
| 53 | |
| 54 mov edx, DWORD PTR [esp + 4] | |
| 55 mov eax, [edx] | |
| 56 mov FS:[0], eax | |
| 57 ret 4 | |
| 58 | |
| 59 UnregisterExceptionRecord ENDP | |
| 60 | |
| 61 END | |
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