103 lines
2.8 KiB
C++
103 lines
2.8 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 1997 - 1998, Microsoft Corporation. All Rights Reserved.
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//
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/////////////////////////////////////////////////////////////////////////////
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//#include "stdafx.h"
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#include "pch.cxx"
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#include "MainDict.h"
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static HANDLE hMainDict=0;
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///////////////////////////////////////////////////////////////////////////
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// Check if aleady opened. If a processe load multiple DLL it can occur
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static WORD DictOpenCount = 0;
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BOOL VerifyMainDict(LPSTR lpszLexFileName)
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{
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_MainDictHeader mainDictHeader;
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DWORD readBytes;
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HANDLE hDict;
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hDict = CreateFile(lpszLexFileName, GENERIC_READ, FILE_SHARE_READ, 0,
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OPEN_EXISTING, FILE_FLAG_SEQUENTIAL_SCAN, 0);
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if (hDict==INVALID_HANDLE_VALUE)
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return FALSE;
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ReadFile(hDict, &mainDictHeader, sizeof(_MainDictHeader), &readBytes, 0);
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if (readBytes==0 || strcmp(COPYRIGHT_STR, mainDictHeader.COPYRIGHT_HEADER)!=0) {
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CloseHandle(hDict);
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return FALSE;
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}
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CloseHandle(hDict);
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return TRUE;
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}
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BOOL OpenMainDict(LPSTR lpszLexFileName)
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{
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_MainDictHeader mainDictHeader;
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DWORD readBytes;
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if (DictOpenCount) {
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DictOpenCount++; // Incerease reference count
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return TRUE;
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}
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hMainDict = CreateFile(lpszLexFileName,
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GENERIC_READ, FILE_SHARE_READ,
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0,
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OPEN_EXISTING, FILE_FLAG_SEQUENTIAL_SCAN,
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0);
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if (hMainDict != INVALID_HANDLE_VALUE) {
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ReadFile(hMainDict,
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&mainDictHeader,
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sizeof(_MainDictHeader),
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&readBytes,
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0);
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if (strcmp(COPYRIGHT_STR, mainDictHeader.COPYRIGHT_HEADER) == 0) {
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SetFilePointer(hMainDict, MAIN_DICT_HEADER_SIZE, 0, FILE_BEGIN);
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if (OpenSilsaDict(hMainDict, mainDictHeader.iSilsa) != FALSE) {
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if (OpenHeosaDict(hMainDict, mainDictHeader.iHeosa) != FALSE) {
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#ifndef _NO_OYONG_DICT_
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if (OpenOyongDict(hMainDict, mainDictHeader.iOyong) == FALSE) {
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CloseHeosaDict();
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} else {
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#endif
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DictOpenCount = 1;
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return TRUE;
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#ifndef _NO_OYONG_DICT_
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}
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#endif
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}
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CloseSilsaDict();
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}
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}
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CloseHandle(hMainDict);
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}
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return FALSE;
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}
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void CloseMainDict()
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{
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DictOpenCount--;
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if (DictOpenCount==0) {
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CloseSilsaDict();
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CloseHeosaDict();
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#ifndef _NO_OYONG_DICT_
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CloseOyongDict();
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#endif
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CloseHandle(hMainDict);
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hMainDict = 0;
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}
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}
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