windows-nt/Source/XPSP1/NT/public/sdk/inc/pwin32.h
2020-09-26 16:20:57 +08:00

604 lines
20 KiB
C

#ifndef __PWIN32_H__
#define __PWIN32_H__
#if _MSC_VER > 1000
#pragma once
#endif
#include <dde.h>
#ifdef __cplusplus
extern "C" {
#endif // __cplusplus
/*****************************************************************************\
* Copyright (C) Microsoft Corporation, 1990-1999
* PWIN32.H - PORTABILITY MAPPING HEADER FILE
*
* This file provides macros to map portable windows code to its 32 bit form.
\*****************************************************************************/
/*-----------------------------------USER------------------------------------*/
/* HELPER MACROS */
#define MAPVALUE(v16, v32) (v32)
#define MAPTYPE(v16, v32) v32
#define MAKEMPOINT(l) (*((MPOINT *)&(l)))
#define MPOINT2POINT(mpt,pt) ((pt).x = (mpt).x, (pt).y = (mpt).y)
#define POINT2MPOINT(pt, mpt) ((mpt).x = (SHORT)(pt).x, (mpt).y = (SHORT)(pt).y)
#define LONG2POINT(l, pt) ((pt).x = (SHORT)LOWORD(l), (pt).y = (SHORT)HIWORD(l))
#define SETWINDOWUINT(hwnd, index, ui) (UINT)SetWindowLong(hwnd, index, (LONG)(ui))
#define GETWINDOWUINT(hwnd, index) (UINT)GetWindowLong(hwnd, index)
#define SETCLASSUINT(hwnd, index, ui) (UINT)SetClassLong(hwnd, index, (LONG)(ui))
#define GETCLASSUINT(hwnd, index) (UINT)GetClassLong(hwnd, index)
#define GETCBCLSEXTRA(hwnd) GETCLASSUINT(hwnd, GCL_CBCLSEXTRA)
#define SETCBCLSEXTRA(hwnd, cb) SETCLASSUINT(hwnd, GCL_CBCLSEXTRA, cb)
#define GETCBWNDEXTRA(hwnd) GETCLASSUINT(hwnd, GCL_CBWNDEXTRA)
#define SETCBWNDEXTRA(hwnd, cb) SETCLASSUINT(hwnd, GCL_CBWNDEXTRA, cb)
#define GETCLASSBRBACKGROUND(hwnd) (HBRUSH)GetClassLongPtr((hwnd), GCLP_HBRBACKGROUND)
#define SETCLASSBRBACKGROUND(hwnd, h) (HBRUSH)SetClassLongPtr((hwnd), GCLP_HBRBACKGROUND, (LONG_PTR)(h))
#define GETCLASSCURSOR(hwnd) (HCURSOR)GetClassLongPtr((hwnd), GCLP_HCURSOR)
#define SETCLASSCURSOR(hwnd, h) (HCURSOR)SetClassLongPtr((hwnd), GCLP_HCURSOR, (LONG_PTR)(h))
#define GETCLASSHMODULE(hwnd) (HMODULE)GetClassLongPtr((hwnd), GCLP_HMODULE)
#define SETCLASSHMODULE(hwnd, h) (HMODULE)SetClassLongPtr((hwnd), GCLP_HMODULE, (LONG_PTR)(h))
#define GETCLASSICON(hwnd) (HICON)GetClassLongPtr((hwnd), GCLP_HICON)
#define SETCLASSICON(hwnd, h) (HICON)SetClassLongPtr((hwnd), GCLP_HICON, (LONG_PTR)(h))
#define GETCLASSSTYLE(hwnd) GETCLASSUINT((hwnd), GCL_STYLE)
#define SETCLASSSTYLE(hwnd, style) SETCLASSUINT((hwnd), GCL_STYLE, style)
#define GETHWNDINSTANCE(hwnd) (HINSTANCE)GetWindowLongPtr((hwnd), GWLP_HINSTANCE)
#define SETHWNDINSTANCE(hwnd, h) (HINSTANCE)SetWindowLongPtr((hwnd), GWLP_HINSTANCE, (LONG_PTR)(h))
#define GETHWNDPARENT(hwnd) (HWND)GetWindowLongPtr((hwnd), GWLP_HWNDPARENT)
#define SETHWNDPARENT(hwnd, h) (HWND)SetWindowLongPtr((hwnd), GWLP_HWNDPARENT, (LONG_PTR)(h))
#define GETWINDOWID(hwnd) GETWINDOWUINT((hwnd), GWL_ID)
#define SETWINDOWID(hwnd, id) SETWINDOWUINT((hwnd), GWL_ID, id)
/* USER API */
#define MDlgDirSelect(hDlg, lpstr, nLength, nIDListBox) \
DlgDirSelectEx(hDlg, lpstr, nLength, nIDListBox)
#define MDlgDirSelectCOMBOBOX(hDlg, lpstr, nLength, nIDComboBox) \
DlgDirSelectComboBoxEx(hDlg, lpstr, nLength, nIDComboBox)
#define MGetLastError GetLastError
#define MMain(hInst, hPrevInst, lpCmdLine, nCmdShow) \
INT WINAPI WinMain(HINSTANCE hInst, HINSTANCE hPrevInst, LPSTR lpCmdLine, \
INT nCmdShow) { \
INT _argc; \
CHAR **_argv;
__inline LPSTR MGetCmdLine()
{
LPSTR lpCmdLine, lpT;
lpCmdLine = GetCommandLineA();
// on NT, lpCmdLine's first string includes its own name, remove this
// to make it exactly like the windows command line.
if (*lpCmdLine) {
lpT = strchr(lpCmdLine, ' '); // skip self name
if (lpT) {
lpCmdLine = lpT;
while (*lpCmdLine == ' ') {
lpCmdLine++; // skip spaces to end or first cmd
}
} else {
lpCmdLine += strlen(lpCmdLine); // point to NULL
}
}
return(lpCmdLine);
}
__inline DWORD APIENTRY MSendMsgEM_GETSEL(HWND hDlg, WORD2DWORD * piStart, WORD2DWORD * piEnd)
{
DWORD dw;
dw = (DWORD)SendMessage(hDlg, EM_GETSEL, 0, 0);
if (piEnd != NULL)
*piEnd = (WORD2DWORD) HIWORD(dw);
if (piStart != NULL)
*piStart = (WORD2DWORD) LOWORD(dw);
return(dw);
}
/* USER MESSAGES: */
#define GET_WPARAM(wp, lp) (wp)
#define GET_LPARAM(wp, lp) (lp)
#define GET_WM_ACTIVATE_STATE(wp, lp) LOWORD(wp)
#define GET_WM_ACTIVATE_FMINIMIZED(wp, lp) (BOOL)HIWORD(wp)
#define GET_WM_ACTIVATE_HWND(wp, lp) (HWND)(lp)
#define GET_WM_ACTIVATE_MPS(s, fmin, hwnd) \
(WPARAM)MAKELONG((s), (fmin)), (LPARAM)(hwnd)
#define GET_WM_CHARTOITEM_CHAR(wp, lp) (TCHAR)LOWORD(wp)
#define GET_WM_CHARTOITEM_POS(wp, lp) HIWORD(wp)
#define GET_WM_CHARTOITEM_HWND(wp, lp) (HWND)(lp)
#define GET_WM_CHARTOITEM_MPS(ch, pos, hwnd) \
(WPARAM)MAKELONG((pos), (ch)), (LPARAM)(hwnd)
#define GET_WM_COMMAND_ID(wp, lp) LOWORD(wp)
#define GET_WM_COMMAND_HWND(wp, lp) (HWND)(lp)
#define GET_WM_COMMAND_CMD(wp, lp) HIWORD(wp)
#define GET_WM_COMMAND_MPS(id, hwnd, cmd) \
(WPARAM)MAKELONG(id, cmd), (LPARAM)(hwnd)
#define WM_CTLCOLOR 0x0019
#define GET_WM_CTLCOLOR_HDC(wp, lp, msg) (HDC)(wp)
#define GET_WM_CTLCOLOR_HWND(wp, lp, msg) (HWND)(lp)
#define GET_WM_CTLCOLOR_TYPE(wp, lp, msg) (WORD)(msg - WM_CTLCOLORMSGBOX)
#define GET_WM_CTLCOLOR_MSG(type) (WORD)(WM_CTLCOLORMSGBOX+(type))
#define GET_WM_CTLCOLOR_MPS(hdc, hwnd, type) \
(WPARAM)(hdc), (LPARAM)(hwnd)
#define GET_WM_MENUSELECT_CMD(wp, lp) LOWORD(wp)
#define GET_WM_MENUSELECT_FLAGS(wp, lp) (UINT)(int)(short)HIWORD(wp)
#define GET_WM_MENUSELECT_HMENU(wp, lp) (HMENU)(lp)
#define GET_WM_MENUSELECT_MPS(cmd, f, hmenu) \
(WPARAM)MAKELONG(cmd, f), (LPARAM)(hmenu)
// Note: the following are for interpreting MDIclient to MDI child messages.
#define GET_WM_MDIACTIVATE_FACTIVATE(hwnd, wp, lp) (lp == (LPARAM)hwnd)
#define GET_WM_MDIACTIVATE_HWNDDEACT(wp, lp) (HWND)(wp)
#define GET_WM_MDIACTIVATE_HWNDACTIVATE(wp, lp) (HWND)(lp)
// Note: the following is for sending to the MDI client window.
#define GET_WM_MDIACTIVATE_MPS(f, hwndD, hwndA)\
(WPARAM)(hwndA), 0
#define GET_WM_MDISETMENU_MPS(hmenuF, hmenuW) (WPARAM)hmenuF, (LPARAM)hmenuW
#define GET_WM_MENUCHAR_CHAR(wp, lp) (TCHAR)LOWORD(wp)
#define GET_WM_MENUCHAR_HMENU(wp, lp) (HMENU)(lp)
#define GET_WM_MENUCHAR_FMENU(wp, lp) (BOOL)HIWORD(wp)
#define GET_WM_MENUCHAR_MPS(ch, hmenu, f) \
(WPARAM)MAKELONG(ch, f), (LPARAM)(hmenu)
#define GET_WM_PARENTNOTIFY_MSG(wp, lp) LOWORD(wp)
#define GET_WM_PARENTNOTIFY_ID(wp, lp) HIWORD(wp)
#define GET_WM_PARENTNOTIFY_HWNDCHILD(wp, lp) (HWND)(lp)
#define GET_WM_PARENTNOTIFY_X(wp, lp) (INT)LOWORD(lp)
#define GET_WM_PARENTNOTIFY_Y(wp, lp) (INT)HIWORD(lp)
#define GET_WM_PARENTNOTIFY_MPS(msg, id, hwnd) \
(WPARAM)MAKELONG(id, msg), (LPARAM)(hwnd)
#define GET_WM_PARENTNOTIFY2_MPS(msg, x, y) \
(WPARAM)MAKELONG(0, msg), MAKELONG(x, y)
#define GET_WM_VKEYTOITEM_CODE(wp, lp) (INT)LOWORD(wp)
#define GET_WM_VKEYTOITEM_ITEM(wp, lp) HIWORD(wp)
#define GET_WM_VKEYTOITEM_HWND(wp, lp) (HWND)(lp)
#define GET_WM_VKEYTOITEM_MPS(code, item, hwnd) \
(WPARAM)MAKELONG(item, code), (LPARAM)(hwnd)
#define GET_EM_SETSEL_START(wp, lp) (INT)(wp)
#define GET_EM_SETSEL_END(wp, lp) (lp)
#define GET_EM_SETSEL_MPS(iStart, iEnd) \
(WPARAM)(iStart), (LONG)(iEnd)
#define GET_EM_LINESCROLL_MPS(vert, horz) \
(WPARAM)horz, (LONG)vert
#define GET_WM_CHANGECBCHAIN_HWNDNEXT(wp, lp) (HWND)(lp)
#define GET_WM_HSCROLL_CODE(wp, lp) LOWORD(wp)
#define GET_WM_HSCROLL_POS(wp, lp) HIWORD(wp)
#define GET_WM_HSCROLL_HWND(wp, lp) (HWND)(lp)
#define GET_WM_HSCROLL_MPS(code, pos, hwnd) \
(WPARAM)MAKELONG(code, pos), (LPARAM)(hwnd)
#define GET_WM_VSCROLL_CODE(wp, lp) LOWORD(wp)
#define GET_WM_VSCROLL_POS(wp, lp) HIWORD(wp)
#define GET_WM_VSCROLL_HWND(wp, lp) (HWND)(lp)
#define GET_WM_VSCROLL_MPS(code, pos, hwnd) \
(WPARAM)MAKELONG(code, pos), (LPARAM)(hwnd)
/* DDE macros */
__inline UINT_PTR APIENTRY MGetDDElParamLo(UINT msg,LPARAM lParam)
{
UINT_PTR uiLo;
if (UnpackDDElParam(msg, lParam, &uiLo, NULL))
return uiLo;
else
return 0;
}
__inline UINT_PTR APIENTRY MGetDDElParamHi(UINT msg,LPARAM lParam)
{
UINT_PTR uiHi;
if (UnpackDDElParam(msg, lParam, NULL, &uiHi))
return uiHi;
else
return 0;
}
__inline BOOL APIENTRY MPostDDEMsg(HWND hwndTo,UINT msg,HWND hwndFrom,UINT_PTR uiLo,UINT_PTR uiHi)
{
LPARAM lParam;
lParam = PackDDElParam(msg, uiLo, uiHi);
if (lParam) {
if (PostMessage(hwndTo, msg, (WPARAM)hwndFrom, lParam)) {
return(TRUE);
}
FreeDDElParam(msg, lParam);
}
return(FALSE);
}
#define DDEFREE(msg, lp) FreeDDElParam(msg, lp)
#define GET_WM_DDE_ACK_STATUS(wp, lp) ((WORD)MGetDDElParamLo(WM_DDE_ACK, lp))
#define GET_WM_DDE_ACK_ITEM(wp, lp) ((ATOM)MGetDDElParamHi(WM_DDE_ACK, lp))
#define MPostWM_DDE_ACK(hTo, hFrom, wStatus, aItem) \
MPostDDEMsg(hTo, WM_DDE_ACK, hFrom, (UINT_PTR)wStatus, (UINT_PTR)aItem)
#define GET_WM_DDE_ADVISE_HOPTIONS(wp, lp) ((HANDLE)MGetDDElParamLo(WM_DDE_ADVISE, lp))
#define GET_WM_DDE_ADVISE_ITEM(wp, lp) ((ATOM)MGetDDElParamHi(WM_DDE_ADVISE, lp))
#define MPostWM_DDE_ADVISE(hTo, hFrom, hOptions, aItem) \
MPostDDEMsg(hTo, WM_DDE_ADVISE, hFrom, (UINT_PTR)hOptions, (UINT_PTR)aItem)
#define GET_WM_DDE_DATA_HDATA(wp, lp) ((HANDLE)MGetDDElParamLo(WM_DDE_DATA, lp))
#define GET_WM_DDE_DATA_ITEM(wp, lp) ((ATOM)MGetDDElParamHi(WM_DDE_DATA, lp))
#define MPostWM_DDE_DATA(hTo, hFrom, hData, aItem) \
MPostDDEMsg(hTo, WM_DDE_DATA, hFrom, (UINT_PTR)hData, (UINT_PTR)aItem)
#define GET_WM_DDE_EXECUTE_HDATA(wp, lp) ((HANDLE)lp)
#define MPostWM_DDE_EXECUTE(hTo, hFrom, hDataExec) \
PostMessage(hTo, WM_DDE_EXECUTE, (WPARAM)hFrom, (LPARAM)hDataExec)
#define GET_WM_DDE_POKE_HDATA(wp, lp) ((HANDLE)MGetDDElParamLo(WM_DDE_POKE, lp))
#define GET_WM_DDE_POKE_ITEM(wp, lp) ((ATOM)MGetDDElParamHi(WM_DDE_POKE, lp))
#define MPostWM_DDE_POKE(hTo, hFrom, hData, aItem) \
MPostDDEMsg(hTo, WM_DDE_POKE, hFrom, (UINT_PTR)hData, (UINT_PTR)aItem)
#define GET_WM_DDE_EXECACK_STATUS(wp, lp) ((WORD)MGetDDElParamLo(WM_DDE_ACK, lp))
#define GET_WM_DDE_EXECACK_HDATA(wp, lp) ((HANDLE)MGetDDElParamHi(WM_DDE_ACK, lp))
#define MPostWM_DDE_EXECACK(hTo, hFrom, wStatus, hCommands) \
MPostDDEMsg(hTo, WM_DDE_ACK, hFrom, (UINT_PTR)wStatus, (UINT_PTR)hCommands)
#define GET_WM_DDE_REQUEST_FORMAT(wp, lp) ((ATOM)LOWORD(lp))
#define GET_WM_DDE_REQUEST_ITEM(wp, lp) ((ATOM)HIWORD(lp))
#define MPostWM_DDE_REQUEST(hTo, hFrom, fmt, aItem) \
MPostDDEMsg(hTo, WM_DDE_REQUEST, hFrom, (UINT_PTR)fmt, (UINT_PTR)aItem)
#define GET_WM_DDE_UNADVISE_FORMAT(wp, lp) ((ATOM)LOWORD(lp))
#define GET_WM_DDE_UNADVISE_ITEM(wp, lp) ((ATOM)HIWORD(lp))
#define MPostWM_DDE_UNADVISE(hTo, hFrom, fmt, aItem) \
MPostDDEMsg(hTo, WM_DDE_UNADVISE, hFrom, (UINT_PTR)fmt, (UINT_PTR)aItem)
#define MPostWM_DDE_TERMINATE(hTo, hFrom) \
PostMessage(hTo, WM_DDE_TERMINATE, (WPARAM)hFrom, 0L)
/*-----------------------------------GDI-------------------------------------*/
__inline BOOL APIENTRY MGetAspectRatioFilter(HDC hdc, INT * pcx, INT * pcy)
{
SIZE Size;
BOOL fSuccess;
fSuccess = GetAspectRatioFilterEx(hdc, & Size);
if (pcx != NULL)
*pcx = (INT)Size.cx;
if (pcy != NULL)
*pcy = (INT)Size.cy;
return(fSuccess);
}
__inline BOOL APIENTRY MGetBitmapDimension(HANDLE hBitmap, INT * pcx, INT * pcy)
{
SIZE Size;
BOOL fSuccess;
fSuccess = GetBitmapDimensionEx((HBITMAP)hBitmap, & Size);
if (pcx != NULL)
*pcx = (INT)Size.cx;
if (pcy != NULL)
*pcy = (INT)Size.cy;
return(fSuccess);
}
__inline BOOL APIENTRY MGetBrushOrg(HDC hdc, INT * px, INT * py)
{
POINT Point;
BOOL fSuccess;
fSuccess = GetBrushOrgEx(hdc, & Point);
if (px != NULL)
*px = Point.x;
if (py != NULL)
*py = Point.y;
return(fSuccess);
}
__inline BOOL APIENTRY MGetCurrentPosition(HDC hdc, INT * px, INT * py)
{
POINT Point;
BOOL fSuccess;
fSuccess = GetCurrentPositionEx(hdc, & Point);
if (px != NULL)
*px = Point.x;
if (py != NULL)
*py = Point.y;
return(fSuccess);
}
__inline BOOL APIENTRY MGetTextExtent(HDC hdc, LPSTR lpstr, INT cnt, INT * pcx, INT * pcy)
{
SIZE Size;
BOOL fSuccess;
fSuccess = GetTextExtentPointA(hdc, lpstr, (DWORD)cnt, & Size);
if (pcx != NULL)
*pcx = (INT)Size.cx;
if (pcy != NULL)
*pcy = (INT)Size.cy;
return(fSuccess);
}
__inline BOOL APIENTRY MGetViewportExt(HDC hdc, INT * pcx, INT * pcy)
{
SIZE Size;
BOOL fSuccess;
fSuccess = GetViewportExtEx(hdc, & Size);
if (pcx != NULL)
*pcx = (INT)Size.cx;
if (pcy != NULL)
*pcy = (INT)Size.cy;
return(fSuccess);
}
__inline BOOL APIENTRY MGetViewportOrg(HDC hdc, INT * px, INT * py)
{
POINT Point;
BOOL fSuccess;
fSuccess = GetViewportOrgEx(hdc, & Point);
if (px != NULL)
*px = Point.x;
if (py != NULL)
*py = Point.y;
return(fSuccess);
}
__inline BOOL APIENTRY MGetWindowExt(HDC hdc, INT * pcx, INT * pcy)
{
SIZE Size;
BOOL fSuccess;
fSuccess = GetWindowExtEx(hdc, & Size);
if (pcx != NULL)
*pcx = (INT)Size.cx;
if (pcy != NULL)
*pcy = (INT)Size.cy;
return(fSuccess);
}
__inline BOOL APIENTRY MGetWindowOrg(HDC hdc, INT * px, INT * py)
{
POINT Point;
BOOL fSuccess;
fSuccess = GetWindowOrgEx(hdc, & Point);
if (px != NULL)
*px = Point.x;
if (py != NULL)
*py = Point.y;
return(fSuccess);
}
__inline HANDLE APIENTRY MGetMetaFileBits(HMETAFILE hmf)
{
HANDLE h;
DWORD dwSize;
h = GlobalAlloc(0, dwSize = GetMetaFileBitsEx(hmf, 0, NULL));
if (h) {
GetMetaFileBitsEx(hmf, dwSize, GlobalLock(h));
GlobalUnlock(h);
DeleteMetaFile(hmf);
}
return(h);
}
__inline HMETAFILE APIENTRY MSetMetaFileBits(HANDLE h)
{
HMETAFILE hmf;
hmf = SetMetaFileBitsEx((UINT) GlobalSize(h), (CONST BYTE *)GlobalLock(h));
GlobalUnlock(h);
GlobalFree(h);
return(hmf);
}
#define MCreateDiscardableBitmap(h, x, y) CreateCompatibleBitmap(h, (DWORD)(x), (DWORD)(y))
#define MMoveTo(hdc, x, y) MoveToEx(hdc, x, y, NULL)
#define MOffsetViewportOrg(hdc, x, y) OffsetViewportOrgEx(hdc, x, y, NULL)
#define MOffsetWindowOrg(hdc, x, y) OffsetWindowOrgEx(hdc, x, y, NULL)
#define MScaleViewportExt(hdc, x, y, xd, yd) ScaleViewportExtEx(hdc, x, y, xd, yd, NULL)
#define MScaleWindowExt(hdc, x, y, xd, yd) ScaleWindowExtEx(hdc, x, y, xd, yd, NULL)
#define MSetBitmapDimension(hbm, x, y) SetBitmapDimensionEx(hbm, (DWORD)(x), (DWORD)(y), NULL)
#define MSetBrushOrg(hbm, x, y) SetBrushOrgEx(hbm, x, y, NULL)
#define MSetViewportExt(hdc, x, y) SetViewportExtEx(hdc, x, y, NULL)
#define MSetViewportOrg(hdc, x, y) SetViewportOrgEx(hdc, x, y, NULL)
#define MSetWindowExt(hdc, x, y) SetWindowExtEx(hdc, x, y, NULL)
#define MSetWindowOrg(hdc, x, y) SetWindowOrgEx(hdc, x, y, NULL)
/* Removed APIs */
#define MUnrealizeObject(h) ((h), TRUE)
/*-----------------------------------KERNEL----------------------------------*/
__inline HFILE APIENTRY MDupHandle(HFILE h)
{
HANDLE hDup;
if (DuplicateHandle(GetCurrentProcess(), LongToHandle(h), GetCurrentProcess(),
&hDup, 0, FALSE, DUPLICATE_SAME_ACCESS)) {
return((HFILE)((ULONG_PTR)hDup));
}
return((HFILE)-1);
}
__inline BOOL APIENTRY MFreeDOSEnvironment(LPSTR lpEnv)
{
return(GlobalFree(GlobalHandle(lpEnv)) == NULL);
}
__inline LPSTR APIENTRY MGetDOSEnvironment(VOID)
{
// no way to make this work on NT. TO BE CANNED!!
// For now, just use an empty string.
static char szNULL[] = "";
return(szNULL);
}
__inline HANDLE APIENTRY MGetInstHandle()
{
return GetModuleHandle( NULL );
}
__inline WORD APIENTRY MGetDriveType(INT nDrive)
{
CHAR lpPath[] = "A:\\";
lpPath[0] = (char)(nDrive + 'A');
return((WORD)GetDriveTypeA((LPSTR)lpPath));
}
__inline BYTE APIENTRY MGetTempDrive(BYTE cDriveLtr)
{
DWORD dwReturnLength;
CHAR lpBuffer[MAX_PATH];
if (cDriveLtr == 0) {
dwReturnLength = GetCurrentDirectoryA(sizeof(lpBuffer), lpBuffer);
} else {
dwReturnLength = GetTempPathA(sizeof(lpBuffer), lpBuffer);
}
if (dwReturnLength && lpBuffer[0] != '\\') {
return(lpBuffer[0]);
} else {
return('\0');
}
}
__inline INT APIENTRY MGetTempFileName(BYTE cDriveLtr, LPSTR lpstrPrefix, WORD wUnique,LPSTR lpTempFileName)
{
DWORD cb;
CHAR lpTempPath[MAX_PATH];
lpTempPath[0] = '\0';
if (cDriveLtr & TF_FORCEDRIVE) {
cb = GetCurrentDirectoryA(sizeof(lpTempPath), lpTempPath);
if (cb) {
if (lpTempPath[0] != (cDriveLtr & ~TF_FORCEDRIVE)) {
lpTempPath[2] = '\\';
lpTempPath[3] = '\0';
}
}
} else {
cb = GetTempPathA(sizeof(lpTempPath), lpTempPath);
}
return((INT)GetTempFileNameA(lpTempPath, lpstrPrefix, wUnique,
lpTempFileName));
}
__inline INT APIENTRY MReadComm(HFILE nCid,LPSTR lpBuf,INT nSize)
{
DWORD cbRead;
if (!ReadFile(LongToHandle(nCid), lpBuf, nSize, &cbRead, 0))
return(-(INT)cbRead);
return((INT)cbRead);
}
__inline INT APIENTRY MWriteComm(HFILE nCid,LPSTR lpBuf,INT nSize)
{
DWORD cbWritten;
if (!WriteFile(LongToHandle(nCid), lpBuf, nSize, &cbWritten, 0))
return(-(INT)cbWritten);
return((INT)cbWritten);
}
#define GETMAJORVERSION(x) ((x)&0xff)
#define GETMINORVERSION(x) (((x)>>8)&0xff)
/* FUNCTION MAPPINGS */
#define GetInstanceData(hPrevInst, pbuf, cb) (cb)
#define MOpenComm(lpstr, wqin, wqout) (wqin), (wqout), CreateFile(lpstr, \
GENERIC_READ | GENERIC_WRITE, 0, \
NULL, \
OPEN_EXISTING | TRUNCATE_EXISTING, \
FILE_FLAG_WRITE_THROUGH, 0)
#define MSetCommState(h, lpDCB) SetCommState((HANDLE)h, lpDCB)
#define MCloseComm(h) (INT)!CloseHandle((HANDLE)h)
#define MDllSharedAlloc(dwFlags, dwBytes) GlobalAlloc(GMEM_DDESHARE | dwFlags, dwBytes)
#define MDllSharedFlags(hMem) GlobalFlags(hMem)
#define MDllSharedFree GlobalFree
#define MDllSharedHandle GlobalHandle
#define MDllSharedLock GlobalLock
#define MDllSharedRealloc(hMem, dwBytes, dwFlags) \
GlobalReAlloc(hMem, dwBytes, dwFlags)
#define MDllSharedSize GlobalSize
#define MDllSharedUnlock GlobalUnlock
#define MGetCurrentTask GetCurrentThreadId
#define MGetModuleUsage(h) ((h), 1)
#define MGetWinFlags() WF_PMODE
#define MLoadLibrary(lpsz) LoadLibrary(lpsz)
#define MLocalInit(w, p1, p2) ((w),(p1),(p2),TRUE)
#define MLockData(dummy)
#define MUnlockData(dummy)
#define M_lclose(fh) _lclose((HFILE)fh)
#define M_lcreat (HFILE)_lcreat
#define MOpenFile (HFILE)OpenFile
#define M_llseek(fh, lOff, iOrg) SetFilePointer(LongToPtr(fh), lOff, NULL, (DWORD)iOrg)
#define MDeleteFile DeleteFile
#define M_lopen (HFILE)_lopen
#define M_lread(fh, lpBuf, cb) _lread((HFILE)fh, lpBuf, cb)
#define M_lwrite(fh, lpBuf, cb) _lwrite((HFILE)fh, lpBuf, cb)
#define MCatch setjmp
#define MThrow longjmp
#ifdef __cplusplus
}
#endif
#endif // __PWIN32_H__