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Final touches to the SEH library: now comes with a very basic setjmp/longjmp implementation for when the compiler's native one can't be used
svn path=/trunk/; revision=9598
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KJK::Hyperion
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ecc193a6f0
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ce86f5b576
4 changed files with 120 additions and 3 deletions
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@ -24,9 +24,17 @@
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#define KJK_PSEH_FRAMEBASED_H_
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#include <pseh/framebased/internal.h>
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#include <excpt.h>
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#ifdef _SEH_NO_NATIVE_NLG
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#include <setjmp.h>
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#include <stddef.h>
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#include <excpt.h>
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#else
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#include <pseh/setjmp.h>
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#define longjmp _SEHLongJmp
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#define setjmp _SEHSetJmp
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#define jmp_buf _SEHJmpBuf_t
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#endif
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typedef struct __SEHFrame
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{
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44
reactos/include/pseh/setjmp.h
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44
reactos/include/pseh/setjmp.h
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@ -0,0 +1,44 @@
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/*
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Copyright (c) 2004 KJK::Hyperion
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Permission is hereby granted, free of charge, to any person obtaining a copy of
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this software and associated documentation files (the "Software"), to deal in
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the Software without restriction, including without limitation the rights to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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of the Software, and to permit persons to whom the Software is furnished to do
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so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#ifndef KJK_PSEH_SETJMP_H_
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#define KJK_PSEH_SETJMP_H_
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#ifdef _M_IX86
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typedef struct __SEHJmpBuf
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{
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unsigned long JB_Ebp;
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unsigned long JB_Esp;
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unsigned long JB_Eip;
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unsigned long JB_Ebx;
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unsigned long JB_Esi;
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unsigned long JB_Edi;
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}
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_SEHJmpBuf_t[1];
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#endif
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extern __declspec(noreturn) void __stdcall _SEHLongJmp(_SEHJmpBuf_t, int);
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extern int __stdcall _SEHSetJmp(_SEHJmpBuf_t);
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#endif
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/* EOF */
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65
reactos/lib/pseh/i386/setjmp.asm
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65
reactos/lib/pseh/i386/setjmp.asm
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@ -0,0 +1,65 @@
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; Copyright (c) 2004 KJK::Hyperion
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; Permission is hereby granted, free of charge, to any person obtaining a copy
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; of this software and associated documentation files (the "Software"), to deal
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; in the Software without restriction, including without limitation the rights
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; to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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; copies of the Software, and to permit persons to whom the Software is
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; furnished to dos so, subject to the following conditions:
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; The above copyright notice and this permission notice shall be included in all
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; copies or substantial portions of the Software.
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; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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; AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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; OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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; SOFTWARE.
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cpu 486
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segment .text use32
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global SEHSetJmp
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global __SEHSetJmp
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SEHSetJmp:
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__SEHSetJmp@8:
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; jump buffer
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mov eax, [esp+4]
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; program counter
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mov ecx, [esp+0]
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; stack pointer
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lea edx, [esp+4]
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; fill the jump buffer
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mov [eax+0], ebp
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mov [eax+4], edx
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mov [eax+8], ecx
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mov [eax+12], ebx
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mov [eax+16], esi
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mov [eax+20], edi
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ret 4
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global SEHLongJmp
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global __SEHLongJmp@8
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SEHLongJmp:
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__SEHLongJmp@8:
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; return value
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mov eax, [esp+8]
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; jump buffer
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mov ecx, [esp+4]
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; restore the saved context
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mov ebp, [ecx+0]
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mov esp, [ecx+4]
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mov edx, [ecx+8]
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mov ebx, [ecx+12]
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mov esi, [ecx+16]
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mov edi, [ecx+20]
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jmp edx
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; EOF
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@ -1,5 +1,5 @@
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# $Id: makefile.i386,v 1.1 2004/06/02 18:36:55 hyperion Exp $
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# $Id: makefile.i386,v 1.2 2004/06/03 02:23:34 hyperion Exp $
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TARGET_ARCH_OBJECTS = $(ARCH)/framebased.o
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TARGET_ARCH_OBJECTS = $(ARCH)/framebased.o $(ARCH)/setjmp.o
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# EOF
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