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Diffstat (limited to 'private/crt32/h/exsup.inc')
| -rw-r--r-- | private/crt32/h/exsup.inc | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/private/crt32/h/exsup.inc b/private/crt32/h/exsup.inc new file mode 100644 index 000000000..7cf621d91 --- /dev/null +++ b/private/crt32/h/exsup.inc @@ -0,0 +1,79 @@ +;*** +;exsup.inc +; +; Copyright (C) 1993, Microsoft Corporation. All rights reserved. +; +;Purpose: +; Common data structures & definitions for exsup.asm and other +; Structured Exception Handling support modules. +; +;Revision History: +; 04-13-93 JWM Initial version +; 12-05-93 PML Update for C9.0 +; 01-12-94 PML Move jmp_buf struct here, add new fields +; +;****************************************************************************** + + +;handler dispositions +DISPOSITION_DISMISS equ 0 +DISPOSITION_CONTINUE_SEARCH equ 1 +DISPOSITION_NESTED_EXCEPTION equ 2 +DISPOSITION_COLLIDED_UNWIND equ 3 + +;filter return codes +FILTER_ACCEPT equ 1 +FILTER_DISMISS equ -1 +FILTER_CONTINUE_SEARCH equ 0 + +;handler flags settings.. +EXCEPTION_UNWINDING equ 2 +EXCEPTION_EXIT_UNWIND equ 4 +EXCEPTION_UNWIND_CONTEXT equ EXCEPTION_UNWINDING OR EXCEPTION_EXIT_UNWIND + +TRYLEVEL_NONE equ -1 +TRYLEVEL_INVALID equ -2 + +;callback interface codes (mimimal required set) +CB_GET_MAX_CODE equ 0 +CB_DO_LOCAL_UNWIND equ 1 +CB_GET_FRAME_EBP equ 2 +CB_GET_SCOPE_INDEX equ 3 +CB_GET_SCOPE_DATA equ 4 +MAX_CALLBACK_CODE equ 4 + +;typedef struct _EXCEPTION_REGISTRATION PEXCEPTION_REGISTRATION; +;struct _EXCEPTION_REGISTRATION{ +; struct _EXCEPTION_REGISTRATION *prev; +; void (*handler)(PEXCEPTION_RECORD, PEXCEPTION_REGISTRATION, PCONTEXT, PEXCEPTION_RECORD); +; struct scopetable_entry *scopetable; +; int trylevel; +; int _ebp; +; PEXCEPTION_POINTERS xpointers; +;}; +_EXCEPTION_REGISTRATION struc + prev dd ? + handler dd ? +_EXCEPTION_REGISTRATION ends + +;setjmp/longjmp buffer +_JMP_BUF struc + saved_ebp dd ? + saved_ebx dd ? + saved_edi dd ? + saved_esi dd ? + saved_esp dd ? + saved_return dd ? + saved_xregistration dd ? + saved_trylevel dd ? + ; following only found in C9.0 or later jmp_buf + version_cookie dd ? + unwind_func dd ? + unwind_data dd 6 dup(?) +_JMP_BUF ends + +; Cookie placed in the jmp_buf to identify the new, longer form +JMPBUF_COOKIE equ 'VC20' + +; Offset of TryLevel in a C8.0 SEH registration node +C8_TRYLEVEL equ 12 |