171 lines
3.5 KiB
C
171 lines
3.5 KiB
C
/*++
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*
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* WOW v1.0
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*
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* Copyright (c) 1994, Microsoft Corporation
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*
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* WWMMAN.C
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* WOW32 16-bit WifeMan API support (manually-coded thunks)
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*
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* History:
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* Created 17-May-1994 by hiroh
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* Rewrote 12-May-1995 by hideyukn
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*
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--*/
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#include "precomp.h"
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#pragma hdrstop
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#ifdef FE_SB
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#include "wowwife.h"
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#include "wwmman.h"
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MODNAME(wwmman.c);
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STATIC LPSTR SkipSpaces(LPSTR lpch)
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{
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if (lpch == NULL) return(NULL);
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for ( ; ; lpch++ ) {
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switch (*lpch) {
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case ' ':
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case '\t':
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case '\r':
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case '\n':
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break;
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case '\0':
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// fall through...
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default:
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return(lpch);
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}
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}
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}
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#define EUDC_RANGE_KEY \
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(LPSTR) "SYSTEM\\CurrentControlSet\\Control\\Nls\\CodePage\\EUDCCodeRange"
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ULONG FASTCALL WWM32MiscGetEUDCLeadByteRange(PVDMFRAME pFrame)
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{
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unsigned short usEUDCRange = 0;
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unsigned char chEUDCStart = 0, chEUDCEnd = 0;
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HKEY hKey;
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ULONG ulRet;
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CHAR achACP[10];
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CHAR achRange[256];
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DWORD dwType;
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DWORD dwRangeSize = sizeof(achRange);
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UNREFERENCED_PARAMETER(pFrame);
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//
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// Get EUDC Range
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//
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// In Win32, We support multiple EUDC Range, but for
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// Win16, we just return only first EUDC range to
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// keep backward compatibility...
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//
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ulRet = RegOpenKeyExA(HKEY_LOCAL_MACHINE, EUDC_RANGE_KEY,
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(DWORD) 0, KEY_QUERY_VALUE, &hKey);
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if (ulRet != ERROR_SUCCESS) {
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#if DBG
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LOGDEBUG(0,("WOW32:RegOpenKeyExA(EUDC_RANGE_KEY) fail\n"));
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#endif
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return 0;
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}
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//
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// Convert ACP to string..
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//
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RtlIntegerToChar(GetACP(),10,sizeof(achACP),achACP);
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ulRet = RegQueryValueExA(hKey, achACP, (LPDWORD)NULL, (LPDWORD)&dwType,
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(LPBYTE)achRange, &dwRangeSize);
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if (ulRet != ERROR_SUCCESS) {
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#if DBG
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LOGDEBUG(0,("WOW32:RegQueryValueExA(CP_ACP) fail\n"));
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#endif
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RegCloseKey(hKey);
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return 0;
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}
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RegCloseKey(hKey);
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//
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// Perse the data.
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//
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{
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LPSTR pszData = achRange;
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USHORT usStart, usEnd;
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pszData = SkipSpaces(pszData);
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if ((*pszData) == '\0') {
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#if DBG
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LOGDEBUG(0,("WOW32:Parse First Data fail\n"));
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#endif
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return 0;
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}
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usStart = (USHORT)strtoul(pszData,&pszData,16);
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if ((pszData = WOW32_strchr(pszData,'-')) == NULL) {
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#if DBG
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LOGDEBUG(0,("WOW32:Find End Data fail\n"));
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#endif
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return 0;
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}
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//
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// Skip '-'..
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//
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pszData++;
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pszData = SkipSpaces(pszData);
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if ((*pszData) == '\0') {
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#if DBG
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LOGDEBUG(0,("WOW32:Parse End Data fail\n"));
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#endif
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return 0;
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}
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usEnd = (USHORT)strtoul(pszData,&pszData,16);
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//
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// Confirm the data sort order is correct
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//
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if (usStart > usEnd) {
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#if DBG
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LOGDEBUG(0,("WOW32:Invalid EUDC Range Order\n"));
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#endif
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return 0;
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}
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//
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// Get EUDC Start, End LeadByte...
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//
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chEUDCStart = HIBYTE(usStart);
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chEUDCEnd = HIBYTE(usEnd);
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}
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//
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// Setup return value.
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//
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usEUDCRange = ((unsigned short)chEUDCEnd << 8) |
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((unsigned short)chEUDCStart );
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#if DBG
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LOGDEBUG(10,("WOW32:EUDC Range = %x\n",usEUDCRange));
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#endif
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RETURN(usEUDCRange);
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}
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#endif // FE_SB
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