Source code of Windows XP (NT5)
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/*--
Copyright (c) 1995-1999 Microsoft Corporation
Module Name: servutil.h
Authors: Arul Menezes
John Spaith
Abstract: Common macros for servers project
--*/
#ifndef UNDER_CE
#ifdef DEBUG
# define DEBUGMSG(x, y) wprintf y
# define DEBUGCHK(exp) Assert(exp)
# define RETAILMSG(x,y) wprintf y
#else
# define DEBUGMSG(x, y)
# define DEBUGCHK(exp)
# define RETAILMSG(x,y)
#endif // DEBUG
#endif // UNDER_CE
// Debug Macros
// Some functions use a local variable err to help with debugging messages,
// -- if err != 0 then there's been an error, which will be print out.
// However we don't want this extra variable and checks in retail mode.
// ISSUE-2000/11/7-danielwe: Need to remove this eventually
#define DEBUG_CODE_INIT int err = 0;
#ifdef DEBUG
#define DEBUGMSG_ERR(x,y) { if (err) { DEBUGMSG(x,y); } }
#define myretleave(r,e) { ret=r; err=e; goto done; }
#define myleave(e) { err=e; goto done; }
#else
#define DEBUGMSG_ERR(x,y)
#define myretleave(r,e) { ret=r; goto done; }
#define myleave(e) { goto done; }
#endif
#define ARRAYSIZEOF(x) (sizeof(x) / sizeof((x)[0]))
#define CCHSIZEOF ARRAYSIZEOF
#define ZEROMEM(p) memset(p, 0, sizeof(*(p)))
#define CELOADSZ(ids) ((LPCTSTR)LoadString(g_hInst, ids, NULL, 0) )
inline void *svsutil_AllocZ (DWORD dwSize, void *pvAllocData) {
void *pvRes = svsutil_Alloc (dwSize, pvAllocData);
if (pvRes)
memset (pvRes, 0, dwSize);
return pvRes;
}
inline void *svsutil_ReAlloc(DWORD dwSizeOld, DWORD dwSizeNew, BYTE *pvDataOld, void *pvAllocData)
{
DEBUGCHK(dwSizeOld < dwSizeNew);
BYTE *pvRes = (BYTE *) svsutil_Alloc(dwSizeNew, pvAllocData);
if (pvRes)
{
memcpy(pvRes,pvDataOld,dwSizeOld);
memset(pvRes + dwSizeOld,0,dwSizeNew - dwSizeOld);
g_funcFree(pvDataOld,g_pvFreeData);
}
return pvRes;
}
#define MyAllocZ(typ) ((typ*)svsutil_AllocZ(sizeof(typ), g_pvAllocData))
#define MyAllocNZ(typ) ((typ*)g_funcAlloc(sizeof(typ), g_pvAllocData))
#define MyRgAllocZ(typ, n) ((typ*)svsutil_AllocZ((n)*sizeof(typ), g_pvAllocData))
#define MyRgAllocNZ(typ, n) ((typ*)g_funcAlloc((n)*sizeof(typ), g_pvAllocData))
#define MyRgReAlloc(typ, p, nOld, nNew) ((typ*) svsutil_ReAlloc(sizeof(typ)*(nOld), sizeof(typ)*(nNew), (BYTE*) p, g_pvAllocData))
#define MyFree(p) { if (p) { g_funcFree ((void *) p, g_pvFreeData); (p)=0;} }
#define MyFreeNZ(p) { if (p) { g_funcFree ((void *) p, g_pvFreeData);} }
#define MySzAllocA(n) MyRgAllocNZ(CHAR, (1+(n)))
#define MySzAllocW(n) MyRgAllocNZ(WCHAR, (1+(n)))
#define MySzReAllocA(p, nOld, nNew) MyRgReAlloc(CHAR, p, nOld, (1+(n)))
#define ResetString(oldStr, newStr) { MyFree(oldStr); oldStr = MySzDupA(newStr); }
#define Nstrcpy(szDest, szSrc, nLen) { memcpy((szDest), (szSrc), (nLen)); \
(szDest)[(nLen)] = 0; }
// Copy from pszDest to pszDest, and move
#define CONSTSIZEOF(x) (sizeof(x)-1)
#define NTFAILED(x) (INVALID_HANDLE_VALUE == (x))
#define MyFreeLib(h) { if(h) FreeLibrary(h); }
#define MyCloseHandle(h) { if(INVALID_HANDLE_VALUE != h) CloseHandle(h); }
#define MyCreateProcess(app, args) CreateProcess(app, args, NULL,NULL,FALSE,0,NULL,NULL,NULL,NULL)
#define MyCreateThread(fn, arg) CreateThread(NULL, 0, fn, (LPVOID)arg, 0, NULL)
#define MyOpenReadFile(path) CreateFile(path, GENERIC_READ, FILE_SHARE_READ, 0, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0)
#define MyOpenAppendFile(path) CreateFile(path, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ, 0, OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0)
#define MyOpenQueryFile(path) CreateFile(path, 0, FILE_SHARE_READ, 0, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0)
#define abs(x) ( (x) < 0 ? -(x) : (x) )
#define MyStrlenA(str) ( str ? strlen(str) : 0 )
#define MyStrlenW(str) ( str ? wcslen(str) : 0 )
//------------- Error handling macros ------------------------
#define GLE(e) (e ? GetLastError() : 0)
/////////////////////////////////////////////////////////////////////////////
// Misc string handling helpers
/////////////////////////////////////////////////////////////////////////////
#define MyA2W(psz, wsz, iOutLen) MultiByteToWideChar(CP_ACP, 0, psz, -1, wsz, iOutLen)
#define MyW2A(wsz, psz, iOutLen) WideCharToMultiByte(CP_ACP, 0, wsz, -1, psz, iOutLen, 0, 0)
#define MyW2ACP(wsz, psz, iOutLen, lCodePage) WideCharToMultiByte(lCodePage, 0, wsz, -1, psz, iOutLen, 0, 0)
#define _stricmp(sz1, sz2) lstrcmpiA(sz1, sz2)
#define strcmpi _stricmp
// max # of times we try to get our server going in device.exe
#define MAX_SERVER_STARTUP_TRIES 60