55 lines
1.6 KiB
C
55 lines
1.6 KiB
C
/*
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* except.h
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* Copyright (c) 1996, Onno Hovers (onno@stack.urc.tue.nl)
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*/
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#ifndef __WINE_EXCEPT_H
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#define __WINE_EXCEPT_H
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#include "winnt.h"
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/*
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* the function pointer to a exception handler
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*/
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/* forward definition */
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struct __EXCEPTION_FRAME;
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typedef DWORD (CALLBACK *PEXCEPTION_HANDLER)( PEXCEPTION_RECORD pexcrec,
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struct __EXCEPTION_FRAME *pestframe,
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PCONTEXT pcontext,
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LPVOID pdispatcher);
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/*
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* The exception frame, used for registering exception handlers
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* Win32 cares only about this, but compilers generally emit
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* larger exception frames for their own use.
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*/
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typedef struct __EXCEPTION_FRAME
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{
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struct __EXCEPTION_FRAME *Prev;
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PEXCEPTION_HANDLER Handler;
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} EXCEPTION_FRAME, *PEXCEPTION_FRAME;
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/*
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* this undocumented function is called when an exception
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* handler wants all the frames to be unwound. RtlUnwind
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* calls all exception handlers with the EH_UNWIND or
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* EH_EXIT_UNWIND flags set in the exception record
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*
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* This prototype assumes RtlUnwind takes the same
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* parameters as OS/2 2.0 DosUnwindException
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* Disassembling RtlUnwind shows this is true, except for
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* the TargetEIP parameter, which is unused. There is
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* a fourth parameter, that is used as the eax in the
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* context.
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*/
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void WINAPI RtlUnwind( PEXCEPTION_FRAME pestframe,
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LPVOID unusedEIP,
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PEXCEPTION_RECORD pexcrec,
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DWORD contextEAX );
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#endif /* __WINE_EXCEPT_H */
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