334 lines
6.9 KiB
C
334 lines
6.9 KiB
C
/*
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* debspew.h - Debug macros and their retail translations.
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*
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* Taken from URL code by ChrisPi 9-11-95
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*
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*/
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#ifndef _DEBSPEW_H_
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#define _DEBSPEW_H_
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#include <tchar.h>
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#include <limits.h>
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#include <shlobj.h>
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#include "stock.h"
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#include "olestock.h"
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#ifdef DEBUG
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#include "resstr.h"
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#endif /* DEBUG */
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#include "valid.h"
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#define DATA_SEG_READ_ONLY ".text"
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#define DATA_SEG_PER_INSTANCE ".data"
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#define DATA_SEG_SHARED ".shared"
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/* parameter validation macros */
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/*
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* call as:
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*
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* bPTwinOK = IS_VALID_READ_PTR(ptwin, CTWIN);
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*
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* bHTwinOK = IS_VALID_HANDLE(htwin, TWIN);
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*/
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#ifdef DEBUG
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#define IS_VALID_READ_PTR(ptr, type) \
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(IsBadReadPtr((ptr), sizeof(type)) ? \
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(ERROR_OUT(("invalid %s read pointer - %#08lx", (PCSTR)"P"#type, (ptr))), FALSE) : \
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TRUE)
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#define IS_VALID_WRITE_PTR(ptr, type) \
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(IsBadWritePtr((PVOID)(ptr), sizeof(type)) ? \
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(ERROR_OUT(("invalid %s write pointer - %#08lx", (PCSTR)"P"#type, (ptr))), FALSE) : \
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TRUE)
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#define IS_VALID_STRING_PTR_A(ptr, type) \
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(IsBadStringPtrA((ptr), (UINT)-1) ? \
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(ERROR_OUT(("invalid %s pointer - %#08lx", (PCSTR)"P"#type, (ptr))), FALSE) : \
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TRUE)
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#define IS_VALID_STRING_PTR_W(ptr, type) \
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(IsBadStringPtrW((ptr), (UINT)-1) ? \
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(ERROR_OUT(("invalid %s pointer - %#08lx", (PCSTR)"P"#type, (ptr))), FALSE) : \
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TRUE)
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#if defined(UNICODE)
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#define IS_VALID_STRING_PTR IS_VALID_STRING_PTR_W
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#else // defined(UNICODE)
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#define IS_VALID_STRING_PTR IS_VALID_STRING_PTR_A
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#endif // defined(UNICODE)
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#define IS_VALID_CODE_PTR(ptr, type) \
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(IsBadCodePtr((FARPROC)(ptr)) ? \
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(ERROR_OUT(("invalid %s code pointer - %#08lx", (PCSTR)#type, (ptr))), FALSE) : \
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TRUE)
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#define IS_VALID_READ_BUFFER_PTR(ptr, type, len) \
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(IsBadReadPtr((ptr), len) ? \
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(ERROR_OUT(("invalid %s read pointer - %#08lx", (PCSTR)"P"#type, (ptr))), FALSE) : \
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TRUE)
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#define IS_VALID_WRITE_BUFFER_PTR(ptr, type, len) \
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(IsBadWritePtr((ptr), len) ? \
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(ERROR_OUT(("invalid %s write pointer - %#08lx", (PCSTR)"P"#type, (ptr))), FALSE) : \
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TRUE)
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#define FLAGS_ARE_VALID(dwFlags, dwAllFlags) \
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(((dwFlags) & (~(dwAllFlags))) ? \
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(ERROR_OUT(("invalid flags set - %#08lx", ((dwFlags) & (~(dwAllFlags))))), FALSE) : \
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TRUE)
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#else
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#define IS_VALID_READ_PTR(ptr, type) \
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(! IsBadReadPtr((ptr), sizeof(type)))
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#define IS_VALID_WRITE_PTR(ptr, type) \
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(! IsBadWritePtr((PVOID)(ptr), sizeof(type)))
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#define IS_VALID_STRING_PTR(ptr, type) \
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(! IsBadStringPtr((ptr), (UINT)-1))
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#define IS_VALID_CODE_PTR(ptr, type) \
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(! IsBadCodePtr((FARPROC)(ptr)))
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#define IS_VALID_READ_BUFFER_PTR(ptr, type, len) \
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(! IsBadReadPtr((ptr), len))
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#define IS_VALID_WRITE_BUFFER_PTR(ptr, type, len) \
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(! IsBadWritePtr((ptr), len))
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#define FLAGS_ARE_VALID(dwFlags, dwAllFlags) \
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(((dwFlags) & (~(dwAllFlags))) ? FALSE : TRUE)
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#endif
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/* handle validation macros */
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#ifdef DEBUG
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#define IS_VALID_HANDLE(hnd, type) \
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(IsValidH##type(hnd) ? \
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TRUE : \
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(ERROR_OUT(("invalid H" #type " - %#08lx", (hnd))), FALSE))
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#else
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#define IS_VALID_HANDLE(hnd, type) \
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(IsValidH##type(hnd))
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#endif
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/* structure validation macros */
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#ifdef VSTF
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#ifdef DEBUG
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#define IS_VALID_STRUCT_PTR(ptr, type) \
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(IsValidP##type(ptr) ? \
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TRUE : \
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(ERROR_OUT(("invalid %s pointer - %#08lx", (PCSTR)"P"#type, (ptr))), FALSE))
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#else
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#define IS_VALID_STRUCT_PTR(ptr, type) \
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(IsValidP##type(ptr))
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#endif
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#else
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#define IS_VALID_STRUCT_PTR(ptr, type) \
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(! IsBadReadPtr((ptr), sizeof(type)))
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#endif
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/* OLE interface validation macro */
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#define IS_VALID_INTERFACE_PTR(ptr, iface) \
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IS_VALID_STRUCT_PTR(ptr, C##iface)
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#ifdef DEBUG
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#define CALLTRACE_OUT(s) DbgZPrintFunction s
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#define DebugEntry(szFunctionName) \
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(CALLTRACE_OUT((#szFunctionName "() entered.")))
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#define DebugExit(szFunctionName, szResult) \
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(CALLTRACE_OUT(("%s() exiting, returning %s.", #szFunctionName, szResult)))
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#define DebugExitBOOL(szFunctionName, bool) \
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DebugExit(szFunctionName, GetBOOLString(bool))
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#define DebugExitCOMPARISONRESULT(szFunctionName, cr) \
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DebugExit(szFunctionName, GetCOMPARISONRESULTString(cr))
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#define DebugExitDWORD(szFunctionName, dw) \
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DebugExitULONG(szFunctionName, dw)
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#define DebugExitHRESULT(szFunctionName, hr) \
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DebugExit(szFunctionName, GetHRESULTString(hr))
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#define DebugExitINT(szFunctionName, n) \
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DebugExit(szFunctionName, GetINTString(n))
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#define DebugExitINT_PTR(szFunctionName, n) \
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DebugExit(szFunctionName, GetINT_PTRString(n))
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#define DebugExitULONG(szFunctionName, ul) \
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DebugExit(szFunctionName, GetULONGString(ul))
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#define DebugExitVOID(szFunctionName) \
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(CALLTRACE_OUT(("%s() exiting.", #szFunctionName)))
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#define DebugExitPVOID(szFunctionName, ptr) \
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DebugExit(szFunctionName, GetPVOIDString(ptr))
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#else
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#define DebugEntry(szFunctionName)
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#define DebugExit(szFunctionName, szResult)
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#define DebugExitBOOL(szFunctionName, bool)
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#define DebugExitCOMPARISONRESULT(szFunctionName, cr)
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#define DebugExitDWORD(szFunctionName, dw)
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#define DebugExitHRESULT(szFunctionName, hr)
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#define DebugExitINT(szFunctionName, n)
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#define DebugExitINT_PTR(szFunctionName, n)
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#define DebugExitULONG(szFunctionName, ul)
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#define DebugExitVOID(szFunctionName)
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#define DebugExitPVOID(szFunctionName, ptr)
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#endif
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/* Types
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********/
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/* g_dwSpewFlags flags */
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typedef enum _spewflags
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{
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SPEW_FL_SPEW_PREFIX = 0x0001,
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SPEW_FL_SPEW_LOCATION = 0x0002,
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ALL_SPEW_FLAGS = (SPEW_FL_SPEW_PREFIX |
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SPEW_FL_SPEW_LOCATION)
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}
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SPEWFLAGS;
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/* g_uSpewSev values */
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typedef enum _spewsev
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{
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SPEW_TRACE,
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SPEW_CALLTRACE,
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SPEW_WARNING,
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SPEW_ERROR,
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SPEW_FATAL
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}
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SPEWSEV;
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/* Prototypes
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*************/
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/* debspew.c */
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#ifdef DEBUG
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extern BOOL SetDebugModuleIniSwitches(void);
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extern BOOL InitDebugModule(PCSTR);
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extern void ExitDebugModule(void);
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extern void SpewOut(PCSTR pcszFormat, ...);
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extern DWORD GetDebugOutputFlags(VOID);
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extern VOID SetDebugOutputFlags(DWORD dw);
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#else // DEBUG
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#define SetDebugModuleIniSwitches()
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#define InitDebugModule(str)
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#define ExitDebugModule()
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//#define SpewOut(fmt, ...)
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#define GetDebugOutputFlags()
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#define SetDebugOutputFlags(dw)
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#endif // DEBUG
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/* Global Variables
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*******************/
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#ifdef DEBUG
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/* dbg.cpp */
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extern HDBGZONE ghDbgZone;
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/* debspew.c */
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extern DWORD g_dwSpewFlags;
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extern UINT g_uSpewSev;
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extern UINT g_uSpewLine;
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extern PCSTR g_pcszSpewFile;
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extern WINDOWPLACEMENT g_wpSpew;
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/* defined by client */
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extern PCSTR g_pcszSpewModule;
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#endif
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/*
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* EVAL() may only be used as a logical expression.
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*
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* E.g.,
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*
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* if (EVAL(exp))
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* bResult = TRUE;
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*/
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#ifdef DEBUG
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#define EVAL(exp) \
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((exp) || \
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(ERROR_OUT(("evaluation failed '%s'", (PCSTR)#exp)), 0))
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#else
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#define EVAL(exp) \
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((exp) != 0)
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#endif /* DEBUG */
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* _DEBSPEW_H_ */
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