Ejemplo n.º 1
0
BOOL YGFSMonSaveRegData(UCHAR ucDrive,PCHAR pRegPath,PCHAR pValue,DWORD dwType,UCHAR *pData,DWORD dwDataLen)
{
	char szPath[MAX_PATH],szFile[MAX_PATH];
	DWORD hFile,dwAction;
	REGDATAHEAD RegHead;

	RegHead.dwType = dwType;
	RegHead.dwDataLen = dwDataLen;
    _lstrcpyn(szPath, "C:\\YGReg\\",_lstrlen("C:\\YGReg\\")+1);
	szPath[0] = ucDrive;
	YGFSMonConvertRegPath(pRegPath,TRUE);
	strcat(szPath,pRegPath);
	if (CreateDirAnsi(szPath))
	{
		strcat(szPath,"\\");
		_lstrcpyn(szFile,(pValue&&pValue[0])?pValue:"(default)",_lstrlen((pValue&&pValue[0])?pValue:"(default)")+1);
		YGFSMonConvertRegPath(szFile,FALSE);
		strcat(szPath,szFile);
		if (!R0_OpenCreateFile(FALSE, ACCESS_READWRITE | SHARE_COMPATIBILITY,
							   0,ACTION_OPENALWAYS, 0, szPath, &hFile,&dwAction))
		{
			R0_WriteFile(FALSE,hFile,sizeof(REGDATAHEAD),0,(UCHAR *)&RegHead,&dwAction);
			R0_WriteFile(FALSE,hFile,dwDataLen,sizeof(REGDATAHEAD),pData,&dwAction);
			R0_CloseFile(hFile);
		}
		else _asm int 3
	}
	else _asm int 3
Ejemplo n.º 2
0
/****************************************************************************
REMARKS:
VxD implementation of the ANSI C fwrite function. Note that the VxD file I/O
functions are layered on DOS, so can only read up to 64K at a time. Since
we are expected to handle much larger chunks than this, we handle larger
blocks automatically in here.
****************************************************************************/
size_t fwrite(
	const void *ptr,
	size_t size,
	size_t n,
	FILE *f)
{
	const char	*buf = ptr;
	WORD 		error;
	int			bytes,writtenbytes,totalbytes = 0;

	/* Flush anything already in the buffer */
	if (!f->writemode)
		return 0;
	fflush(f);
	bytes = size * n;
	while (bytes > 0x10000) {
		if (initComplete) {
			writtenbytes  = R0_WriteFile(false,(HANDLE)f->handle,buf,0x8000,f->offset,&error);
			writtenbytes += R0_WriteFile(false,(HANDLE)f->handle,buf+0x8000,0x8000,f->offset+0x8000,&error);
			}
		else {
			writtenbytes  = i_write(f->handle,buf,0x8000);
			writtenbytes += i_write(f->handle,buf+0x8000,0x8000);
			}
		totalbytes += writtenbytes;
		f->offset += writtenbytes;
		buf += 0x10000;
		bytes -= 0x10000;
		}
	if (initComplete)
		writtenbytes = R0_WriteFile(false,(HANDLE)f->handle,buf,bytes,f->offset,&error);
	else
		writtenbytes = i_write(f->handle,buf,bytes);
	totalbytes += writtenbytes;
	f->offset += writtenbytes;
	if (f->offset > f->filesize)
		f->filesize = f->offset;
	return totalbytes / size;
}
Ejemplo n.º 3
0
/****************************************************************************
REMARKS:
VxD implementation of the ANSI C fflush function.
****************************************************************************/
int	fflush(
	FILE *f)
{
	WORD 	error;
	int		bytes;

	/* First copy any data already written into our buffer */
	if (f->writemode && (bytes = (f->curp - f->startp)) > 0) {
		if (initComplete)
			bytes = R0_WriteFile(false,(HANDLE)f->handle,f->startp,bytes,f->offset,&error);
		else
			bytes = i_write(f->handle,f->startp,bytes);
		f->offset += bytes;
		if (f->offset > f->filesize)
			f->filesize = f->offset;
		f->startp = f->curp = f->buf;
		}
	return 0;
}