Source code of Windows XP (NT5)
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//+---------------------------------------------------------------------------
//
// Microsoft Windows
// Copyright (C) Microsoft Corporation, 1992 - 1999
//
// File: debug.h
//
// Contents: Debug routines and miscelaneous stuff.
//
// Classes: None.
//
// History: 24-Mar-97 EricB Created
//
// Notes on Error Handling: The general rule is that errors will be reported
// to the user as close to the detection of the error as possible. There are
// two exceptions to this rule. First, utility routines that don't take an
// HWND parameter (or a page object pointer) don't report errors because we
// want a window handle so that the error dialogs will be modal. Second,
// there are some circumstances where the error needs to be interpreted at a
// higher level. These exceptions should be noted where they occur.
//
//----------------------------------------------------------------------------
#ifndef __DEBUG_HXX__
#define __DEBUG_HXX__
// macros
#define ByteOffset(base, offset) (((LPBYTE)base)+offset)
//+----------------------------------------------------------------------------
// Macro: LOAD_STRING
// Purpose: attempts to load a string, takes "action" if fails
//-----------------------------------------------------------------------------
#define LOAD_STRING(ids, wcs, len, action) \
if (!LoadString(g_hInstance, ids, wcs, len - 1)) \
{ \
DWORD dwErr = GetLastError(); \
dspDebugOut((DEB_ERROR, "LoadString of " #ids " failed with error %lu\n", dwErr)); \
action; \
}
//+----------------------------------------------------------------------------
// Function: LoadStringReport
// Purpose: attempts to load a string, returns FALSE and gives error message
// if a failure occurs.
//-----------------------------------------------------------------------------
BOOL LoadStringReport(int ids, PTSTR ptsz, int len, HWND hwnd);
//
// debugging support
//
#if DBG == 1
#ifndef APINOT
#ifdef _X86_
#define APINOT _stdcall
#else
#define APINOT _cdecl
#endif
#endif
#ifdef __cplusplus
extern "C" {
#define EXTRNC "C"
#else
#define EXTRNC
#endif
// smprintf should only be called from xxDebugOut()
void APINOT
smprintf(
unsigned long ulCompMask,
char const *pszComp,
char const *ppszfmt,
va_list ArgList);
void APINOT
SmAssertEx(
char const *pszFile,
int iLine,
char const *pszMsg);
int APINOT
PopUpError(
char const *pszMsg,
int iLine,
char const *pszFile);
void APINOT
CheckInit(char * pInfoLevelString, unsigned long * InfoLevel);
#define DSP_DEBUG_BUF_SIZE (512)
#ifdef __cplusplus
}
#endif // __cplusplus
//
// Debug print macros
//
#define DEB_ERROR 0x00000001 // exported error paths
#define DEB_WARN 0x00000002 // exported warnings
#define DEB_TRACE 0x00000004 // exported trace messages
#define DEB_DBGOUT 0x00000010 // Output to debugger
#define DEB_STDOUT 0x00000020 // Output to stdout
#define DEB_IERROR 0x00000100 // internal error paths
#define DEB_IWARN 0x00000200 // internal warnings
#define DEB_ITRACE 0x00000400 // internal trace messages
#define DEB_USER1 0x00010000 // User defined
#define DEB_USER2 0x00020000 // User defined
#define DEB_USER3 0x00040000 // User defined
#define DEB_USER4 0x00080000 // User defined
#define DEB_USER5 0x00100000 // User defined
#define DEB_USER6 0x00200000 // User defined
#define DEB_USER7 0x00400000 // User defined
#define DEB_USER8 0x00800000 // User defined
#define DEB_USER9 0x01000000 // User defined
#define DEB_USER10 0x02000000 // User defined
#define DEB_USER11 0x04000000 // User defined
#define DEB_USER12 0x08000000 // User defined
#define DEB_USER13 0x10000000 // User defined
#define DEB_USER14 0x20000000 // User defined
#define DEB_USER15 0x40000000 // User defined
#define DEB_NOCOMPNAME 0x80000000 // suppress component name
#define DEB_FORCE 0x7fffffff // force message
#define ASSRT_MESSAGE 0x00000001 // Output a message
#define ASSRT_BREAK 0x00000002 // Int 3 on assertion
#define ASSRT_POPUP 0x00000004 // And popup message
//+----------------------------------------------------------------------
//
// DECLARE_DEBUG(comp)
// DECLARE_INFOLEVEL(comp)
//
// This macro defines xxDebugOut where xx is the component prefix
// to be defined. This declares a static variable 'xxInfoLevel', which
// can be used to control the type of xxDebugOut messages printed to
// the terminal. For example, xxInfoLevel may be set at the debug terminal.
// This will enable the user to turn debugging messages on or off, based
// on the type desired. The predefined types are defined below. Component
// specific values should use the upper 24 bits
//
// To Use:
//
// 1) In your components main include file, include the line
// DECLARE_DEBUG(comp)
// where comp is your component prefix
//
// 2) In one of your components source files, include the line
// DECLARE_INFOLEVEL(comp)
// where comp is your component prefix. This will define the
// global variable that will control output.
//
// It is suggested that any component define bits be combined with
// existing bits. For example, if you had a specific error path that you
// wanted, you might define DEB_<comp>_ERRORxxx as being
//
// (0x100 | DEB_ERROR)
//
// This way, we can turn on DEB_ERROR and get the error, or just 0x100
// and get only your error.
//
//-----------------------------------------------------------------------
#ifndef DEF_INFOLEVEL
#define DEF_INFOLEVEL (DEB_ERROR | DEB_WARN)
#endif
#define DECLARE_INFOLEVEL(comp) \
extern EXTRNC unsigned long comp##InfoLevel = DEF_INFOLEVEL;\
extern EXTRNC char* comp##InfoLevelString = #comp;
#ifdef __cplusplus
#define DECLARE_DEBUG(comp) \
extern EXTRNC unsigned long comp##InfoLevel; \
extern EXTRNC char *comp##InfoLevelString; \
_inline void \
comp##InlineDebugOut(unsigned long fDebugMask, char const *pszfmt, ...) \
{ \
CheckInit(comp##InfoLevelString, &comp##InfoLevel); \
if (comp##InfoLevel & fDebugMask) \
{ \
va_list va; \
va_start (va, pszfmt); \
smprintf(fDebugMask, comp##InfoLevelString, pszfmt, va);\
va_end(va); \
} \
} \
\
class comp##CDbgTrace\
{\
private:\
unsigned long _ulFlags;\
char const * const _pszName;\
public:\
comp##CDbgTrace(unsigned long ulFlags, char const * const pszName);\
~comp##CDbgTrace();\
};\
\
inline comp##CDbgTrace::comp##CDbgTrace(\
unsigned long ulFlags,\
char const * const pszName)\
: _ulFlags(ulFlags), _pszName(pszName)\
{\
comp##InlineDebugOut(_ulFlags, "Entering %s\n", _pszName);\
}\
\
inline comp##CDbgTrace::~comp##CDbgTrace()\
{\
comp##InlineDebugOut(_ulFlags, "Exiting %s\n", _pszName);\
}
#else // ! __cplusplus
#define DECLARE_DEBUG(comp) \
extern EXTRNC unsigned long comp##InfoLevel; \
extern EXTRNC char *comp##InfoLevelString; \
_inline void \
comp##InlineDebugOut(unsigned long fDebugMask, char const *pszfmt, ...) \
{ \
CheckInit(comp##InfoLevelString, &comp##InfoLevel);
if (comp##InfoLevel & fDebugMask) \
{ \
va_list va; \
va_start (va, pszfmt); \
smprintf(fDebugMask, comp##InfoLevelString, pszfmt, va);\
va_end(va); \
} \
}
#endif // ! __cplusplus
DECLARE_DEBUG(DsProp)
#define dspDebugOut(x) DsPropInlineDebugOut x
#define dspAssert(x) (void)((x) || (SmAssertEx(__FILE__, __LINE__, #x),0))
#include "dscmn.h"
#define ERR_OUT(msg, hr) \
if (SUCCEEDED(hr)) { \
dspDebugOut((DEB_ERROR, #msg "\n")); \
} else { \
dspDebugOut((DEB_ERROR, #msg " failed with error 0x%x\n", hr)); \
ReportError(hr, 0, 0); \
}
#define REPORT_ERROR(hr, hwnd) \
dspDebugOut((DEB_ERROR, "**** ERROR RETURN <%s @line %d> -> %08lx\n", \
__FILE__, __LINE__, hr)); \
ReportError(hr, 0, hwnd);
#define REPORT_ERROR_FORMAT(hr, ids, hwnd) \
dspDebugOut((DEB_ERROR, "**** ERROR RETURN <%s @line %d> -> %08lx\n", \
__FILE__, __LINE__, hr)); \
ReportError(hr, ids, hwnd);
#define ERR_MSG(id, hwnd) \
dspDebugOut((DEB_ERROR, "**** ERROR <%s @line %d> msg string ID: %d\n", \
__FILE__, __LINE__, id)); \
ErrMsg(id, hwnd);
#define CHECK_HRESULT(hr, action) \
if (FAILED(hr)) { \
dspDebugOut((DEB_ERROR, "**** ERROR RETURN <%s @line %d> -> %08lx\n", \
__FILE__, __LINE__, hr)); \
action; \
}
#define CHECK_HRESULT_REPORT(hr, hwnd, action) \
if (FAILED(hr)) { \
dspDebugOut((DEB_ERROR, "**** ERROR RETURN <%s @line %d> -> %08lx\n", \
__FILE__, __LINE__, hr)); \
ReportError(hr, 0, hwnd); \
action; \
}
#define CHECK_NULL(ptr, action) \
if (ptr == NULL) { \
dspDebugOut((DEB_ERROR, "**** ERROR RETURN <%s @line %d> -> NULL ptr\n", \
__FILE__, __LINE__)); \
action; \
}
#define CHECK_NULL_REPORT(ptr, hwnd, action) \
if (ptr == NULL) { \
dspDebugOut((DEB_ERROR, "**** ERROR RETURN <%s @line %d> -> NULL ptr\n", \
__FILE__, __LINE__)); \
ReportError(E_OUTOFMEMORY, 0, hwnd); \
action; \
}
#define CHECK_WIN32(err, action) \
if (err != ERROR_SUCCESS) { \
dspDebugOut((DEB_ERROR, "**** ERROR RETURN <%s @line %d> -> %d\n", \
__FILE__, __LINE__, err)); \
action; \
}
#define CHECK_WIN32_REPORT(err, hwnd, action) \
if (err != ERROR_SUCCESS) { \
dspDebugOut((DEB_ERROR, "**** ERROR RETURN <%s @line %d> -> %d\n", \
__FILE__, __LINE__, err)); \
ReportError(err, 0, hwnd); \
action; \
}
#define CHECK_STATUS(err, action) \
if (!NT_SUCCESS(err)) { \
dspDebugOut((DEB_ERROR, "**** ERROR RETURN <%s @line %d> -> 0x%08x\n", \
__FILE__, __LINE__, err)); \
action; \
}
#define CHECK_STATUS_REPORT(err, hwnd, action) \
if (!NT_SUCCESS(err)) { \
dspDebugOut((DEB_ERROR, "**** ERROR RETURN <%s @line %d> -> 0x%08x\n", \
__FILE__, __LINE__, err)); \
ReportError(RtlNtStatusToDosError(err), 0, hwnd); \
action; \
}
#define CHECK_LSA_STATUS(err, action) \
if (!NT_SUCCESS(err)) { \
dspDebugOut((DEB_ERROR, "**** ERROR RETURN <%s @line %d> -> 0x%08x\n", \
__FILE__, __LINE__, err)); \
action; \
}
#define CHECK_LSA_STATUS_REPORT(err, hwnd, action) \
if (!NT_SUCCESS(err)) { \
dspDebugOut((DEB_ERROR, "**** ERROR RETURN <%s @line %d> -> 0x%08x\n", \
__FILE__, __LINE__, err)); \
ReportError(LsaNtStatusToWinError(err), 0, hwnd); \
action; \
}
#define TRACER(ClassName,MethodName) \
dspDebugOut((DEB_TRACE, #ClassName"::"#MethodName"(0x%p)\n", this)); \
if (DsPropInfoLevel & DEB_USER5) HeapValidate(GetProcessHeap(), 0, NULL);
#define TRACE(ClassName,MethodName) \
dspDebugOut((DEB_USER1, #ClassName"::"#MethodName"(0x%p)\n", this)); \
if (DsPropInfoLevel & DEB_USER5) HeapValidate(GetProcessHeap(), 0, NULL);
#define TRACE2(ClassName,MethodName) \
dspDebugOut((DEB_USER2, #ClassName"::"#MethodName"(0x%p)\n", this)); \
if (DsPropInfoLevel & DEB_USER5) HeapValidate(GetProcessHeap(), 0, NULL);
#define TRACE3(ClassName,MethodName) \
dspDebugOut((DEB_USER3, #ClassName"::"#MethodName"(0x%p)\n", this)); \
if (DsPropInfoLevel & DEB_USER5) HeapValidate(GetProcessHeap(), 0, NULL);
#define TRACE_FUNCTION(FunctionName) \
dspDebugOut((DEB_USER1, #FunctionName"\n"));
#define TRACE_FUNCTION3(FunctionName) \
dspDebugOut((DEB_USER3, #FunctionName"\n"));
#define DBG_OUT(String) \
dspDebugOut((DEB_ITRACE, String "\n"));
#define DBG_OUT3(String) \
dspDebugOut((DEB_USER3, String "\n"));
#else // DBG != 1
#define DECLARE_DEBUG(comp)
#define DECLARE_INFOLEVEL(comp)
#define dspDebugOut(x)
#define dspAssert(x)
#include "dscmn.h"
#define ERR_OUT(msg, hr) \
ReportError(hr, 0, 0);
#define REPORT_ERROR(hr, hwnd) ReportError(hr, 0, hwnd);
#define REPORT_ERROR_FORMAT(hr, ids, hwnd) ReportError(hr, ids, hwnd);
#define ERR_MSG(id, hwnd) \
ErrMsg(id, hwnd);
#define CHECK_HRESULT(hr, action) \
if (FAILED(hr)) { \
action; \
}
#define CHECK_HRESULT_H(hr, hwnd, action) \
if (FAILED(hr)) { \
action; \
}
#define CHECK_HRESULT_REPORT(hr, hwnd, action) \
if (FAILED(hr)) { \
ReportError(hr, 0, hwnd); \
action; \
}
#define CHECK_NULL(ptr, action) \
if (ptr == NULL) { \
action; \
}
#define CHECK_NULL_REPORT(ptr, hwnd, action) \
if (ptr == NULL) { \
ReportError(E_OUTOFMEMORY, 0, hwnd); \
action; \
}
#define CHECK_WIN32(err, action) \
if (err != ERROR_SUCCESS) { \
ReportError(err, 0); \
action; \
}
#define CHECK_WIN32_REPORT(err, hwnd, action) \
if (err != ERROR_SUCCESS) { \
ReportError(err, 0, hwnd); \
action; \
}
#define CHECK_STATUS(err, action) \
if (!NT_SUCCESS(err)) { \
action; \
}
#define CHECK_STATUS_REPORT(err, hwnd, action) \
if (!NT_SUCCESS(err)) { \
ReportError(err, 0, hwnd); \
action; \
}
#define CHECK_LSA_STATUS(err, action) \
if (!NT_SUCCESS(err)) { \
action; \
}
#define CHECK_LSA_STATUS_REPORT(err, hwnd, action) \
if (!NT_SUCCESS(err)) { \
ReportError(LsaNtStatusToWinError(err), 0, hwnd); \
action; \
}
#define TRACER(ClassName,MethodName)
#define TRACE(ClassName,MethodName)
#define TRACE2(ClassName,MethodName)
#define TRACE3(ClassName,MethodName)
#define TRACE_FUNCTION(FunctionName)
#define TRACE_FUNCTION3(FunctionName)
#define DBG_OUT(String)
#define DBG_OUT3(String)
#endif // DBG == 1
#endif // __DEBUG_HXX__