Source code of Windows XP (NT5)
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/*******************************************************************************
*
* (C) COPYRIGHT MICROSOFT CORPORATION, 1998
*
* TITLE: WIADEBUG.H
*
* VERSION: 1.0
*
* AUTHOR: ShaunIv
*
* DATE: 9/6/1999
*
* DESCRIPTION: Declarations for the debugging functions, macros and classes
*
*******************************************************************************/
#ifndef __WIADEBUG_H_INCLUDED
#define __WIADEBUG_H_INCLUDED
#include <windows.h>
#include "simcrit.h"
#if !defined(__cplusplus)
#error This library can only be used in c++ programs.
#endif
//
// Severity levels
//
enum
{
WiaDebugSeverityNormal = 0,
WiaDebugSeverityWarning = 1,
WiaDebugSeverityError = 2
};
//
// Make sure these haven't already been defined. This shouldn't normally be a problem.
//
#ifdef WIA_DEBUG_CREATE
#undef WIA_DEBUG_CREATE
#endif
#ifdef WIA_DEBUG_DESTROY
#undef WIA_DEBUG_DESTROY
#endif
#ifdef WIA_SET_TRACE_MASK
#undef WIA_SET_TRACE_MASK
#endif
#ifdef WIA_PUSHFUNCTION
#undef WIA_PUSHFUNCTION
#endif
#ifdef WIA_PUSH_FUNCTION
#undef WIA_PUSH_FUNCTION
#endif
#ifdef WIA_PUSHFUNCTION_MASK
#undef WIA_PUSHFUNCTION_MASK
#endif
#ifdef WIA_PUSH_FUNCTION_MASK
#undef WIA_PUSH_FUNCTION_MASK
#endif
#ifdef WIA_TRACE
#undef WIA_TRACE
#endif
#ifdef WIA_WARNING
#undef WIA_WARNING
#endif
#ifdef WIA_ERROR
#undef WIA_ERROR
#endif
#ifdef WIA_PRINTHRESULT
#undef WIA_PRINTHRESULT
#endif
#ifdef WIA_PRINTGUID
#undef WIA_PRINTGUID
#endif
#ifdef WIA_PRINTWINDOWMESSAGE
#undef WIA_PRINTWINDOWMESSAGE
#endif
#ifdef WIA_ASSERT
#undef WIA_ASSERT
#endif
#ifdef WIA_CHECK_HR
#undef WIA_CHECK_HR
#endif
#ifdef WIA_RETURN_HR
#undef WIA_RETURN_HR
#endif
//
// Turn of name mangling for exported/imported functions
//
extern "C"
{
//
// Exported functions
//
int WINAPI IncrementDebugIndentLevel(void);
int WINAPI DecrementDebugIndentLevel(void);
BOOL WINAPI PrintDebugMessageW( DWORD dwSeverity, DWORD dwModuleMask, COLORREF crForegroundColor, COLORREF crBackgroundColor, LPCWSTR pszModuleName, LPCWSTR pszMsg );
BOOL WINAPI PrintDebugMessageA( DWORD dwSeverity, DWORD dwModuleMask, COLORREF crForegroundColor, COLORREF crBackgroundColor, LPCSTR pszModuleName, LPCSTR pszMsg );
DWORD WINAPI GetDebugMask(void);
DWORD WINAPI SetDebugMask( DWORD dwNewMask );
COLORREF WINAPI AllocateDebugColor(void);
BOOL WINAPI GetStringFromGuidA( const IID *pGuid, LPSTR pszString, int nMaxLen );
BOOL WINAPI GetStringFromGuidW( const IID *pGuid, LPWSTR pszString, int nMaxLen );
VOID WINAPI DoRecordAllocation( LPVOID pv, size_t Size );
VOID WINAPI DoRecordFree( LPVOID pv );
BOOL WINAPI GetStringFromMsgA( UINT uMsg, LPSTR pszString, int nMaxLen );
BOOL WINAPI GetStringFromMsgW( UINT uMsg, LPWSTR pszString, int nMaxLen );
//
// Exported function typedefs
//
typedef int (WINAPI *IncrementDebugIndentLevelProc)(void);
typedef int (WINAPI *DecrementDebugIndentLevelProc)(void);
typedef BOOL (WINAPI *PrintDebugMessageWProc)( DWORD, DWORD, COLORREF, COLORREF, LPCWSTR, LPCWSTR );
typedef BOOL (WINAPI *PrintDebugMessageAProc)( DWORD, DWORD, COLORREF, COLORREF, LPCSTR, LPCSTR );
typedef DWORD (WINAPI *GetDebugMaskProc)(void);
typedef DWORD (WINAPI *SetDebugMaskProc)( DWORD );
typedef COLORREF (WINAPI *AllocateDebugColorProc)(void);
typedef BOOL (WINAPI *GetStringFromGuidAProc)( const IID*, LPSTR, int );
typedef BOOL (WINAPI *GetStringFromGuidWProc)( const IID*, LPWSTR, int );
typedef VOID (WINAPI *DoRecordAllocationProc)( LPVOID pv, size_t Size );
typedef VOID (WINAPI *DoRecordFreeProc)( LPVOID pv );
typedef VOID (WINAPI *DoReportLeaksProc)( LPTSTR );
typedef BOOL (WINAPI *GetStringFromMsgAProc)( UINT uMsg, LPSTR pszString, int nMaxLen );
typedef BOOL (WINAPI *GetStringFromMsgWProc)( UINT uMsg, LPWSTR pszString, int nMaxLen );
} // extern "C"
//
// Names of exported functions
//
#define INCREMENT_DEBUG_INDENT_LEVEL_NAME "IncrementDebugIndentLevel"
#define DECREMENT_DEBUG_INDENT_LEVEL_NAME "DecrementDebugIndentLevel"
#define PRINT_DEBUG_MESSAGE_NAMEW "PrintDebugMessageW"
#define PRINT_DEBUG_MESSAGE_NAMEA "PrintDebugMessageA"
#define GET_DEBUG_MASK_NAME "GetDebugMask"
#define SET_DEBUG_MASK_NAME "SetDebugMask"
#define ALLOCATE_DEBUG_COLOR_NAME "AllocateDebugColor"
#define GET_STRING_FROM_GUID_NAMEA "GetStringFromGuidA"
#define GET_STRING_FROM_GUID_NAMEW "GetStringFromGuidW"
#define DO_RECORD_ALLOCATION "DoRecordAllocation"
#define DO_RECORD_FREE "DoRecordFree"
#define DO_REPORT_LEAKS "DoReportLeaks"
#define GET_STRING_FROM_MSGA "GetStringFromMsgA"
#define GET_STRING_FROM_MSGW "GetStringFromMsgW"
//
// Forced error stuff
//
#define REGSTR_FORCEERR_KEY TEXT("Software\\Microsoft\\Windows\\CurrentVersion\\WIA\\ForceError")
#define REGSTR_ERROR_POINT TEXT("ErrorPoint")
#define REGSTR_ERROR_VALUE TEXT("ErrorValue")
#define HKEY_FORCEERROR HKEY_CURRENT_USER
//
// Name of DLL
//
#define DEBUG_DLL_NAMEW L"wiadebug.dll"
#define DEBUG_DLL_NAMEA "wiadebug.dll"
//
// Path to the section of the registry in which all debug data is stored
//
#define DEBUG_REGISTRY_PATHA "Software\\Microsoft\\Wia\\WiaDebugUi"
#define DEBUG_REGISTRY_PATHW L"Software\\Microsoft\\Wia\\WiaDebugUi"
//
// Path to the section of the registry in which the module flags are stored
//
#define DEBUG_REGISTRY_PATH_FLAGSA "Software\\Microsoft\\Wia\\WiaDebugUi\\ModuleFlags"
#define DEBUG_REGISTRY_PATH_FLAGSW L"Software\\Microsoft\\Wia\\WiaDebugUi\\ModuleFlags"
//
// Registry value names
//
#define DEBUG_REGISTRY_ENABLE_DBGA "EnableTracing"
#define DEBUG_REGISTRY_ENABLE_DBGW L"EnableTracing"
//
// Name of default value. This allows us to turn on all debugging.
//
#define DEBUG_REGISTRY_DEFAULT_FLAGSA "DefaultDebugModuleFlag"
#define DEBUG_REGISTRY_DEFAULT_FLAGSW L"DefaultDebugModuleFlag"
//
// Unicode/ANSI versions
//
#if defined(UNICODE)
typedef PrintDebugMessageWProc PrintDebugMessageProc;
typedef GetStringFromGuidWProc GetStringFromGuidProc;
#define PRINT_DEBUG_MESSAGE_NAME PRINT_DEBUG_MESSAGE_NAMEW
#define DEBUG_DLL_NAME DEBUG_DLL_NAMEW
#define GET_STRING_FROM_GUID_NAME GET_STRING_FROM_GUID_NAMEW
#define DEBUG_REGISTRY_PATH DEBUG_REGISTRY_PATHW
#define DEBUG_REGISTRY_PATH_FLAGS DEBUG_REGISTRY_PATH_FLAGSW
#define DEBUG_REGISTRY_ENABLE_DBG DEBUG_REGISTRY_ENABLE_DBGW
#define DEBUG_REGISTRY_DEFAULT_FLAGS DEBUG_REGISTRY_DEFAULT_FLAGSW
#define GET_STRING_FROM_MSG GET_STRING_FROM_MSGW
#else
typedef PrintDebugMessageAProc PrintDebugMessageProc;
typedef GetStringFromGuidAProc GetStringFromGuidProc;
#define PRINT_DEBUG_MESSAGE_NAME PRINT_DEBUG_MESSAGE_NAMEA
#define DEBUG_DLL_NAME DEBUG_DLL_NAMEA
#define GET_STRING_FROM_GUID_NAME GET_STRING_FROM_GUID_NAMEA
#define DEBUG_REGISTRY_PATH DEBUG_REGISTRY_PATHA
#define DEBUG_REGISTRY_PATH_FLAGS DEBUG_REGISTRY_PATH_FLAGSA
#define DEBUG_REGISTRY_ENABLE_DBG DEBUG_REGISTRY_ENABLE_DBGA
#define DEBUG_REGISTRY_DEFAULT_FLAGS DEBUG_REGISTRY_DEFAULT_FLAGSA
#define GET_STRING_FROM_MSG GET_STRING_FROM_MSGA
#endif
//
// Color used to specify use default
//
#define DEFAULT_DEBUG_COLOR static_cast<COLORREF>(0xFFFFFFFF)
//
// Default colors
//
#define ERROR_FOREGROUND_COLOR RGB(0x00,0x00,0x00)
#define ERROR_BACKGROUND_COLOR RGB(0xFF,0x7F,0x7F)
#define WARNING_FOREGROUND_COLOR RGB(0x00,0x00,0x00)
#define WARNING_BACKGROUND_COLOR RGB(0xFF,0xFF,0x7F)
//
// Kernel object names
//
#define WIADEBUG_MEMORYMAPPED_FILENAME TEXT("WiaDebugMemoryMappedFile")
#define WIADEBUG_MEMORYMAPPED_MUTEXNAME TEXT("WiaDebugMemoryMappedMutex")
#define WIADEBUG_DEBUGCLIENT_MUTEXNAME TEXT("WiaDebugDebugClientMutex")
#define NUMBER_OF_DEBUG_COLORS 8
//
// The data stored in the shared memory section
//
//
// Make sure it it is byte aligned
//
#include <pshpack1.h>
struct CSystemGlobalData
{
//
// Global debugging switch
//
DWORD nAllowDebugMessages;
//
// Registered debug window. We will cast it to an HWND (which should be safe under Win64)
//
DWORD hwndDebug;
//
// Color information
//
COLORREF crDebugColors[NUMBER_OF_DEBUG_COLORS];
DWORD nCurrentColor;
};
#include <poppack.h>
//
// Class for safely manipulating the global data
//
class CGlobalDebugState
{
private:
HANDLE m_hSystemDataMutex;
HANDLE m_hMemoryMappedFile;
CSystemGlobalData *m_pSystemGlobalData;
private:
//
// No implementation
//
CGlobalDebugState( const CGlobalDebugState & );
CGlobalDebugState &operator=( const CGlobalDebugState & );
private:
CSystemGlobalData *Lock(void);
void Release(void);
public:
CGlobalDebugState(void);
void Destroy(void);
~CGlobalDebugState(void);
bool IsValid(void) const;
DWORD AllowDebugMessages(void);
DWORD AllowDebugMessages( DWORD nAllowDebugMessages );
DWORD AllocateNextColorIndex(void);
COLORREF GetColorFromIndex( DWORD nIndex );
bool SendDebugWindowMessage( UINT, WPARAM, LPARAM );
bool DebugWindow( HWND hWnd );
HWND DebugWindow(void);
};
//
// The WM_COPYDATA message will have this ID when it is sent with a debug string
//
#define COPYDATA_DEBUG_MESSAGE_ID 0xDEADBEEF
//
// The data stored in the shared memory section
//
//
// Make sure this data is byte aligned
//
#include <pshpack1.h>
struct CDebugStringMessageData
{
COLORREF crBackground;
COLORREF crForeground;
BOOL bUnicode;
CHAR szString[2048];
};
#include <poppack.h>
///////////////////////////////////////////////////////////////////////////////
// Main debug class. Mostly used though macros.
///////////////////////////////////////////////////////////////////////////////
class CWiaDebugClient
{
public:
mutable CSimpleCriticalSection m_CriticalSection;
private:
HINSTANCE m_hDebugModule;
HINSTANCE m_hCurrentModuleInstance;
IncrementDebugIndentLevelProc m_pfnIncrementDebugIndentLevel;
DecrementDebugIndentLevelProc m_pfnDecrementDebugIndentLevel;
PrintDebugMessageWProc m_pfnPrintDebugMessageW;
PrintDebugMessageAProc m_pfnPrintDebugMessageA;
GetDebugMaskProc m_pfnGetDebugMask;
SetDebugMaskProc m_pfnSetDebugMask;
AllocateDebugColorProc m_pfnAllocateDebugColor;
GetStringFromGuidAProc m_pfnGetStringFromGuidA;
GetStringFromGuidWProc m_pfnGetStringFromGuidW;
DoRecordAllocationProc m_pfnDoRecordAllocation;
DoRecordFreeProc m_pfnDoRecordFree;
DoReportLeaksProc m_pfnDoReportLeaks;
GetStringFromMsgAProc m_pfnGetStringFromMsgA;
GetStringFromMsgWProc m_pfnGetStringFromMsgW;
CHAR m_szModuleNameA[MAX_PATH];
WCHAR m_szModuleNameW[MAX_PATH];
COLORREF m_crForegroundColor;
DWORD m_dwModuleDebugMask;
bool m_bHaveModuleInformation;
bool m_bDebugLibLoadAttempted;
public:
//
// Actual constructor and destructor
//
CWiaDebugClient(void);
~CWiaDebugClient(void);
private:
//
// No implementation
//
CWiaDebugClient( const CWiaDebugClient & );
CWiaDebugClient &operator=( const CWiaDebugClient & );
private:
bool LoadWiaDebugExports();
bool InitializeModuleInfo();
LPTSTR GetJustTheFileName( LPCTSTR pszPath, LPTSTR pszFileName, int nMaxLen );
public:
void SetInstance( HINSTANCE hInstance );
bool Initialize();
void Destroy();
bool IsInitialized();
DWORD SetDebugMask( DWORD dwNewMask );
DWORD GetDebugMask(void);
int IncrementIndentLevel();
int DecrementIndentLevel();
void RecordAllocation( LPVOID pv, size_t Size );
void RecordFree( LPVOID pv );
void ReportLeaks( void );
inline void * __cdecl operator new(size_t size, UINT uNothing )
{
if (0 == size)
{
return NULL;
}
PBYTE pBuf = size ? (PBYTE)LocalAlloc(LPTR, size) : NULL;
return (void *)pBuf;
}
inline void __cdecl operator delete(void *ptr)
{
if (ptr)
{
LocalFree(ptr);
}
}
//
// Unicode versions
//
void PrintWarningMessage( LPCWSTR pszFmt, ... );
void PrintErrorMessage( LPCWSTR pszFmt, ... );
void PrintTraceMessage( LPCWSTR pszFmt, ... );
void PrintHResult( HRESULT hr, LPCWSTR pszFmt, ... );
void PrintGuid( const IID &guid, LPCWSTR pszFmt, ... );
void PrintMessage( DWORD dwSeverity, COLORREF crForegroundColor, COLORREF crBackgroundColor, LPCWSTR pszFmt, ... );
void PrintWindowMessage( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam, LPCWSTR pszMessage=NULL );
//
// Ansi versions
//
void PrintWarningMessage( LPCSTR pszFmt, ... );
void PrintErrorMessage( LPCSTR pszFmt, ... );
void PrintTraceMessage( LPCSTR pszFmt, ... );
void PrintHResult( HRESULT hr, LPCSTR pszFmt, ... );
void PrintGuid( const IID &guid, LPCSTR pszFmt, ... );
void PrintMessage( DWORD dwSeverity, COLORREF crForegroundColor, COLORREF crBackgroundColor, LPCSTR pszFmt, ... );
void PrintWindowMessage( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam, LPCSTR pszMessage=NULL );
static DWORD GetForceFailurePoint( LPCTSTR pszProgramName );
static HRESULT GetForceFailureValue( LPCTSTR pszProgramName, bool bPrintWarning=false );
static void SetForceFailurePoint( LPCTSTR pszProgramName, DWORD dwErrorPoint );
static void SetForceFailureValue( LPCTSTR pszProgramName, HRESULT hr );
};
///////////////////////////////////////////////////////////////////////////////
// A bunch of useful "auto" classes. Mostly used though macros.
///////////////////////////////////////////////////////////////////////////////
class CPushTraceMask
{
private:
DWORD m_dwOldMask;
private:
// Not implemented
CPushTraceMask(void);
CPushTraceMask( const CPushTraceMask & );
CPushTraceMask &operator=( const CPushTraceMask & );
public:
CPushTraceMask( DWORD dwTraceMask );
~CPushTraceMask(void);
};
class CPushIndentLevel
{
private:
int m_nIndentLevel;
private:
//
// Not implemented
//
CPushIndentLevel(void);
CPushIndentLevel( const CPushIndentLevel & );
CPushIndentLevel &operator=( const CPushIndentLevel & );
public:
CPushIndentLevel( LPCTSTR pszFmt, ... );
~CPushIndentLevel(void);
};
class CPushTraceMaskAndIndentLevel
{
private:
int m_nIndentLevel;
DWORD m_dwOldMask;
private:
//
// Not implemented
//
CPushTraceMaskAndIndentLevel( const CPushTraceMaskAndIndentLevel & );
CPushTraceMaskAndIndentLevel &operator=( const CPushTraceMaskAndIndentLevel & );
public:
CPushTraceMaskAndIndentLevel( DWORD dwTraceMask, LPCTSTR pszFmt, ... );
~CPushTraceMaskAndIndentLevel(void);
};
///////////////////////////////////////////////////////////////////////////////
// This is debug-only stuff
///////////////////////////////////////////////////////////////////////////////
#if defined(DBG) || defined(_DEBUG)
extern CWiaDebugClient g_TheDebugClient;
#define WIA_DEBUG_CREATE(hInstance) g_TheDebugClient.SetInstance(hInstance)
#define WIA_DEBUG_DESTROY()
#define WIA_PUSH_TRACE_MASK(__x) CPushTraceMask __pushTraceMask( __x )
//
// This version does support varargs
//
#define WIA_PUSH_FUNCTION(__x) CPushIndentLevel __pushIndentLevel __x
//
// This version doesn't support varargs
//
#define WIA_PUSHFUNCTION(__x) CPushIndentLevel __pushIndentLevel(TEXT("%s"),__x)
#define WIA_PUSH_FUNCTION_MASK(__x) CPushTraceMaskAndIndentLevel __PushTraceMaskAndIndentLevel __x
#define WIA_TRACE(args)\
do\
{\
g_TheDebugClient.PrintTraceMessage args;\
} while(false)
#define WIA_ERROR(args)\
do\
{\
g_TheDebugClient.PrintErrorMessage args;\
} while (false)
#define WIA_WARNING(args)\
do\
{\
g_TheDebugClient.PrintWarningMessage args;\
} while (false)
#define WIA_PRINTHRESULT(args)\
do\
{\
g_TheDebugClient.PrintHResult args;\
} while (false)
#define WIA_PRINTGUID(args)\
do\
{\
g_TheDebugClient.PrintGuid args;\
} while (false)
#define WIA_PRINTWINDOWMESSAGE(args)\
do\
{\
g_TheDebugClient.PrintWindowMessage args;\
} while (false)
#define WIA_ASSERT(x)\
do\
{\
if (!(x))\
{\
WIA_ERROR((TEXT("WIA ASSERTION FAILED: %hs(%d): %hs"),__FILE__,__LINE__,#x));\
DebugBreak();\
}\
}\
while (false)
#define WIA_CHECK_HR(hr,fnc)\
if (FAILED(hr))\
{\
WIA_PRINTHRESULT((hr,"%s failed", fnc));\
}
#define WIA_RETURN_HR(hr)\
if (FAILED(hr))\
{\
WIA_PRINTHRESULT((hr,"Returning WiaError"));\
}\
return hr
#define WIA_RECORD_ALLOC(pv,size)\
do\
{\
g_TheDebugClient.RecordAllocation(pv,size);\
} while (false)
#define WIA_RECORD_FREE(pv)\
do\
{\
g_TheDebugClient.RecordFree(pv);\
} while (false)
#define WIA_REPORT_LEAKS()\
do\
{\
g_TheDebugClient.ReportLeaks();\
} while (false)
#define WIA_FORCE_ERROR(DbgProgram,ForceFlag,RetailValue) ((CWiaDebugClient::GetForceFailurePoint(DbgProgram) == (ForceFlag)) ? (CWiaDebugClient::GetForceFailureValue(DbgProgram,true)) : (RetailValue))
#else // !defined(DBG) || !defined(_DEBUG)
#define WIA_DEBUG_CREATE(hInstance)
#define WIA_DEBUG_DESTROY()
#define WIA_SET_TRACE_MASK(__x)
#define WIA_PUSHFUNCTION(__x)
#define WIA_PUSH_FUNCTION(__x)
#define WIA_PUSH_FUNCTION_MASK(__x)
#define WIA_TRACE(args)
#define WIA_WARNING(args)
#define WIA_ERROR(args)
#define WIA_PRINTHRESULT(args)
#define WIA_PRINTGUID(args)
#define WIA_PRINTWINDOWMESSAGE(args)
#define WIA_ASSERT(x)
#define WIA_CHECK_HR(hr,fnc)
#define WIA_RETURN_HR(hr) return hr
#define WIA_RECORD_ALLOC(pv,size)
#define WIA_RECORD_FREE(pv)
#define WIA_REPORT_LEAKS()
#define WIA_FORCE_ERROR(DbgProgram,ForceFlag,RetailValue) (RetailValue)
#endif // defined(DBG) || defined(_DEBUG)
#endif //__WIADEBUG_H_INCLUDED