373 lines
10 KiB
C
373 lines
10 KiB
C
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/*
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Copyright 1991-1993 Microsoft Corporation. All rights reserved.
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Microsoft Confidential.
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Common macros - internal use only; subincludes several .h files
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*/
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#ifndef _INCLUDE_SHDSYSH
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#define _INCLUDE_SHDSYSH
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/******************* Controlling Defines ************************************/
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// define DEBUG unless explicitly asked not to:
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#ifndef NONDEBUG
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#ifndef DEBUG
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#define DEBUG
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#endif //DEBUG
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#endif //NONDEBUG
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#define VSZDD // add vszDDxx strings in DDErr
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/******************* Includes ***********************************************/
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#ifndef _INC_WINDOWS
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#include <windows.h>
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#endif //_INC_WINDOWS
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#include <stdlib.h>
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#include <string.h> // for string macros
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#include <limits.h> // implementation dependent values
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/******************* Defines ************************************************/
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#define cbSzTMax 256 // size of temp string buffers
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#define cbSzRcMax 256 // max size of RC strings
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#define cbSzNameMax 32 // max size of app name, class names, etc
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#ifdef CHICAGO
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#define cbSzFileMax 260 // max size of file names for Chicago
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#else // WIN31
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#define cbSzFileMax 128 // max size of file names
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#endif //CHICAGO
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#ifndef TRUE
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#define TRUE 1
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#endif //TRUE
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#ifndef FALSE
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#define FALSE 0
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#endif //FALSE
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#define fTrue TRUE // alias
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#define fFalse FALSE // alias
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#define wDontCare 1
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#define lDontCare 1L
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#define lpszNull ((LPSTR)NULL)
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/******************* Calling Conventions ************************************/
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/* Exported functions: FAR PASCAL, LOADDS if BUILDDLL is defined
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WINAPI Documented API (see windows.h)
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CALLBACK DlgProc, WndProc, DriverProc, ResultsFunction (see windows.h)
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EXPORT Internal system entry point (e.g. PenAboutBoxFn)
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*/
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#define EXPORT WINAPI
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/* Internal functions, not exported:
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PUBLIC FAR PASCAL (NEAR if SMALL)
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Called internally from several functional areas
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FASTPUBLIC FAR _fastcall (NEAR if SMALL)
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Called internally from several functional areas;
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few arguments, no far ptrs, NOT exported
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FARPRIVATE FAR PASCAL
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Called internally from one or few functional areas
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PRIVATE NEAR PASCAL
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Called internally from same file
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FASTPRIVATE NEAR _fastcall
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Called internally from same file;
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few arguments, no far ptrs, NOT exported
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IWINAPI FAR PASCAL [LOADDS]
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For exclusive use by parameter validation layer;
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this is NOT exported (e.g. ITPtoDP)
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*/
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#ifdef SMALL
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#ifndef PUBLIC
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#define PUBLIC NEAR PASCAL
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#endif
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#define FASTPUBLIC NEAR _fastcall
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#else // !SMALL
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#ifndef PUBLIC
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#define PUBLIC FAR PASCAL
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#endif
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#define FASTPUBLIC FAR _fastcall
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#endif //SMALL
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#define FARPRIVATE FAR PASCAL
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#ifndef PRIVATE
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#define PRIVATE NEAR PASCAL
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#endif
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#define FASTPRIVATE NEAR _fastcall
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#define IWINAPI WINAPI
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// for compatability only, in DLLs compiled without -Gw:
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#define DLLEXPORT FAR PASCAL _loadds
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/******************* Generic Macros *****************************************/
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#ifndef RC_INVOKED // BLOCK is used in .rc version stamping
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#define BLOCK
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#endif //!RC_INVOKED
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#define NOREF
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#define Unref(var) var;
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#undef SetFlag
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#undef ToggleFlag
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#undef ResetFlag
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// flag setting and testing (multiple flags ok):
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#define SetFlag(w, flags) do {(w) |= (flags);} while (0)
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#define ToggleFlag(w, flags) do {(w) ^= (flags);} while (0)
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#define ResetFlag(w, flags) do {(w) &= ~(flags);} while (0)
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// tests: FFlag is common (T if any flag), FExactFlag is rare (all flags req):
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#define FFlag(w, flags) (BOOL)(((w) & (flags)) != 0)
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#define FExactFlag(w, flags) (BOOL)(((w) & (flags)) == (flags))
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/******************* User Macros ********************************************/
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/******************* Mem Macros *********************************************/
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#define SG(x) _based(_segname("_" #x))
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#define CODECONST SG(CODE)
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// extra debug info: local name of function
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#ifdef DEBUG
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#define ThisFnIs(sz)\
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static char CODECONST szThisFn[] = sz;\
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static LPCSTR CODECONST lpszThisFn = szThisFn
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#else
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#define ThisFnIs(sz) // nothing
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#define lpszThisFn NULL
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#endif //DEBUG
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#ifdef DEBUG
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#define AssertSameSeg(x1,x2) (HIWORD((LPVOID)(x1))==HIWORD((LPVOID)(x2)))
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#else
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#define AssertSameSeg(x1, x2)
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#endif //DEBUG
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// handle from ptr (from windowsx.h):
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#ifndef GlobalPtrHandle
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#define GlobalPtrHandle(lp)\
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((HGLOBAL)LOWORD(GlobalHandle(SELECTOROF(lp))))
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#endif
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#define LocalUnlockFree(hMem) \
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do {\
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BOOL fErr = LocalUnlock(hMem);\
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HLOCAL h = LocalFree(hMem);\
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Assert(!fErr && !h);\
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hMem = (HLOCAL)NULL;\
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} while (0)
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#define GlobalUnlockFree(hMem) do {\
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BOOL fErr = GlobalUnlock(hMem);\
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HGLOBAL h = GlobalFree(hMem);\
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Assert(!fErr && !h);\
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hMem = (HGLOBAL)NULL;\
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} while (0)
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// mX macros return BOOL success of operation (and put dbg sz);
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// for example: if (!mGlobalFree(hMem)) goto endFn;
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#ifdef DEBUG
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#define mGlobalAlloc(hglb, fuAlloc, cbAlloc) \
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(((HGLOBAL)hglb = GlobalAlloc(fuAlloc, cbAlloc)) != NULL \
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|| OOMSz(vszDDGlobalAlloc))
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#define mGlobalReAlloc(hglbNew, hglb, cbNewSize, fuAlloc) \
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(((HGLOBAL)hglbNew = GlobalReAlloc((HGLOBAL)(hglb), cbNewSize, fuAlloc)) != NULL \
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|| OOMSz(vszDDGlobalReAlloc))
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#define mGlobalLock(lpv, hglb) \
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(((LPVOID)lpv = GlobalLock((HGLOBAL)(hglb))) != NULL \
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|| PanicSz(vszDDGlobalLock))
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#define mGlobalUnlock(hglb) \
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(!GlobalUnlock((HGLOBAL)(hglb)) || DbgSz(vszDDGlobalUnlock))
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#define mGlobalFree(hglb) \
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(GlobalFree((HGLOBAL)(hglb)) == NULL || DbgSz(vszDDGlobalFree))
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#define mLocalAlloc(hloc, fuAlloc, cbAlloc) \
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(((HLOCAL)hloc = LocalAlloc(fuAlloc, cbAlloc)) != NULL \
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|| OOMSz(vszDDLocalAlloc))
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#define mLocalReAlloc(hlocNew, hloc, cbNewSize, fuAlloc) \
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(((HLOCAL)hlocNew = LocalReAlloc((HLOCAL)(hloc), cbNewSize, fuAlloc)) != NULL \
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|| OOMSz(vszDDLocalReAlloc))
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#define mLocalLock(lpv, hloc) \
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(((LPVOID)lpv = LocalLock((HLOCAL)(hloc))) != NULL \
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|| PanicSz(vszDDLocalLock))
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#define mLocalUnlock(hloc) \
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(!LocalUnlock((HLOCAL)(hloc)) || DbgSz(vszDDLocalUnlock))
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#define mLocalFree(hloc) \
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(LocalFree((HLOCAL)(hloc)) == NULL)
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#else
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#define mGlobalAlloc(hglb, fuAlloc, cbAlloc) \
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(((HGLOBAL)hglb = GlobalAlloc(fuAlloc, cbAlloc)) != NULL)
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#define mGlobalReAlloc(hglbNew, hglb, cbNewSize, fuAlloc) \
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(((HGLOBAL)hglbNew = GlobalReAlloc((HGLOBAL)(hglb), cbNewSize, fuAlloc)) != NULL)
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#define mGlobalLock(lpv, hglb) \
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(((LPVOID)lpv = GlobalLock((HGLOBAL)(hglb))) != NULL)
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#define mGlobalUnlock(hglb) \
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(!GlobalUnlock((HGLOBAL)(hglb)))
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#define mGlobalFree(hglb) \
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(GlobalFree((HGLOBAL)(hglb)) == NULL)
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#define mLocalAlloc(hloc, fuAlloc, cbAlloc) \
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(((HLOCAL)hloc = LocalAlloc(fuAlloc, cbAlloc)) != NULL)
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#define mLocalReAlloc(hlocNew, hloc, cbNewSize, fuAlloc) \
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(((HLOCAL)hlocNew = LocalReAlloc((HLOCAL)(hloc), cbNewSize, fuAlloc)) != NULL)
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#define mLocalLock(lpv, hloc) \
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(((LPVOID)lpv = LocalLock((HLOCAL)(hloc))) != NULL)
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#define mLocalUnlock(hloc) \
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(!LocalUnlock((HLOCAL)(hloc)))
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#define mLocalFree(hloc) \
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(LocalFree((HLOCAL)(hloc)) == NULL)
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#endif //DEBUG
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/******************* Gdi Macros *********************************************/
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// delete GDI object if non NULL:
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#define AssertDelObj(hobj) \
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do {\
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if (hobj && IsGDIObject(hobj)) {\
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BOOL fOk = DeleteObject(hobj);\
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Assert(fOk);\
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}\
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hobj = (HANDLE)0;\
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} while (0)
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#define IsValidRect(lpr) \
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((lpr) \
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&& sizeof(*(lpr))==sizeof(RECT) \
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&& (lpr)->right >= (lpr)->left \
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&& (lpr)->bottom >= (lpr)->top)
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#define IsValidNonemptyRect(lpr) \
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(IsValidRect(lpr) && !IsRectEmpty((CONST LPRECT)lpr))
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/******************* String Macros ******************************************/
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/* String macros. */
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// If compiling an app small/medium model, then should use more efficient
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// near pointer version of
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// this hack err... software innovation works quite well with models
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// and National Language support to reduce duplication
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#ifdef JAPAN
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#define StrNlsPrefix() j
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#else
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#define StrNlsPrefix()
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#endif //JAPAN
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#ifdef SMALLSTRING
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#define StrModelPrefix()
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#else
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#define StrModelPrefix() _f
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#endif //SMALLSTRING
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/* These are the macros which have to have different implementations
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based on language (at least for DBCS) and model.
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These macros can be replaced transparently to deal with DBCS
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(without any changes in an app and without breaking any assuptions
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made by an app). Others such as strlen and strncmp have 2 flavors
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byte-oriented and logical character oriented. There will have
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to be new macro names defined for logical charcters since the apps
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currently assume byte orientation.
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*/
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#define SzStrStr(sz1,sz2) StrModelPrefix() ## \
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StrNlsPrefix() ## strstr(sz1, sz2)
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#define SzStrCh(sz1,ch) StrModelPrefix() ## \
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StrNlsPrefix() ## strchr(sz1, ch)
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#define SzStrTok(sz1,sz2) StrModelPrefix() ## \
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StrNlsPrefix() ## strtok(sz1,sz2)
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/* These macros are currently independent of language do not
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understand DBCS and are byte oriented. Refer above.
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StrModelPrefix is used here to create a single definition for
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multiple models.
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*/
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#define CbSizeSz(sz) StrModelPrefix() ## strlen(sz)
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#define SzCat(sz1,sz2) StrModelPrefix() ## strcat(sz1,sz2)
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#define SzNCat(sz1,sz2,n) StrModelPrefix() ## strncat(sz1,sz2,n)
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#define SzCopy(sz1,sz2) StrModelPrefix() ## strcpy(sz2,sz1)
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#define SzNCopy(sz1,sz2,n) StrModelPrefix() ## strncpy(sz2,sz1,n)
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#define FillBuf(sz,ch,c) StrModelPrefix() ## memset(sz,ch,c)
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#define FIsLpvEqualLpv(lpv1,lpv2,cb) (BOOL)(StrModelPrefix() ## \
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memcmp((LPVOID)(lpv1), (LPVOID)(lpv2), cb) == 0)
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#define FIsSzEqualSzN(sz1,sz2,n) (BOOL)(StrModelPrefix() ## \
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strnicmp(sz1,sz2,n) == 0)
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#define Bltbyte(rgbSrc,rgbDest,cb) StrModelPrefix() ## \
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memmove(rgbDest, rgbSrc, cb)
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#define PvFindCharInBuf(pv,ch,cb) StrModelPrefix() ## memchr(pv, ch, cb)
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// model independent, language-independent (DBCS aware) macros
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#define FIsSzEqualSz(sz1,sz2) (BOOL)(lstrcmpi(sz1,sz2) == 0)
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#define FIsSz1LessThanSz2(sz1,sz2) (BOOL)(lstrcmpi(sz1,sz2) < 0)
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#define FIsCaseSzEqualSz(sz1,sz2) (BOOL)(lstrcmp(sz1,sz2) == 0)
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#define SzFromInt(sz,w) (wsprintf((LPSTR)sz, (LPSTR)"%d", w), (LPSTR)sz)
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#define FLenSzLessThanCb(sz, cb) (BOOL)(PvFindCharInBuf(sz, 0, cb) != NULL)
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#ifdef SMALLSTRING
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#define IntFromSz(sz) atoi(sz)
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#endif //SMALLSTRING
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/******************* Typedefs ***********************************************/
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typedef int INT; // alias
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typedef int RS; // Resource String
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typedef unsigned long ulong;
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typedef unsigned short ushort;
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#ifndef VXD
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typedef LPSTR LPPATH;
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#endif
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#endif //_INCLUDE_SHDSYSH
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