79 lines
2.3 KiB
C++
79 lines
2.3 KiB
C++
/*
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* Wrappers for some common Microsoft file and memory functions used in AppleWin
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* by beom beotiger, Nov 2007AD
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*/
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#include "wwrapper.h"
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DWORD SetFilePointer(HANDLE hFile,
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LONG lDistanceToMove,
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PLONG lpDistanceToMoveHigh,
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DWORD dwMoveMethod) {
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/* ummm,fseek in Russian */
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fseek((FILE*)hFile, lDistanceToMove, dwMoveMethod);
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return ftell((FILE*)hFile);
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}
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BOOL ReadFile(HANDLE hFile, LPVOID lpBuffer, DWORD nNumberOfBytesToRead,
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LPDWORD lpNumberOfBytesRead, LPOVERLAPPED lpOverlapped) {
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/* read something from file */
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DWORD bytesread = fread(lpBuffer, 1, nNumberOfBytesToRead, (FILE*)hFile);
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*lpNumberOfBytesRead = bytesread;
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return (nNumberOfBytesToRead == bytesread);
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}
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BOOL WriteFile(HANDLE hFile, LPCVOID lpBuffer, DWORD nNumberOfBytesToWrite,
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LPDWORD lpNumberOfBytesWritten, LPOVERLAPPED lpOverlapped) {
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/* write something to file */
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DWORD byteswritten = fwrite(lpBuffer, 1, nNumberOfBytesToWrite, (FILE*)hFile);
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*lpNumberOfBytesWritten = byteswritten;
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return (nNumberOfBytesToWrite == byteswritten);
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}
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/* close handle whatever it has been .... hmmmmm. I just love Microsoft! */
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BOOL CloseHandle(HANDLE hObject) {
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return(!fclose((FILE*) hObject));
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}
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BOOL DeleteFile(LPCTSTR lpFileName) {
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if(remove(lpFileName) == 0) return TRUE;
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else return FALSE;
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}
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DWORD GetFileSize(HANDLE hFile, LPDWORD lpFileSizeHigh) {
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/* what is the size of the specified file??? Hmmm, really I donna. ^_^ */
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long lcurset = ftell((FILE*)hFile); // remember current file position
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fseek((FILE*)hFile, 0, FILE_END); // go to the end of file
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DWORD lfilesize = ftell((FILE*)hFile); // that is the real size of file, isn't it??
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fseek((FILE*)hFile, lcurset, FILE_BEGIN); // let the file position be the same as before
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return lfilesize;
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}
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LPVOID VirtualAlloc(LPVOID lpAddress, size_t dwSize,
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DWORD flAllocationType, DWORD flProtect) {
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/* just malloc and alles? 0_0 */
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void* mymemory;
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mymemory = malloc(dwSize);
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if(flAllocationType & 0x1000) ZeroMemory(mymemory, dwSize); // original VirtualAlloc does this (if..)
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return mymemory;
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}
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BOOL VirtualFree(LPVOID lpAddress, size_t dwSize,
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DWORD dwFreeType) {
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free(lpAddress);
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return TRUE;
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}
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// make all chars in buffer lowercase
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DWORD CharLowerBuff(LPTSTR lpsz, DWORD cchLength)
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{
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// char *s;
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if (lpsz)
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for (lpsz; *lpsz; lpsz++)
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*lpsz = tolower(*lpsz);
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return 1;
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}
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