void
DbgPrt(
__in HANDLE hWnd,
__in __nullterminated PCHAR lpszFormat,
...
)
{
char buf[STRING_SIZE]; // = "WIN1394: ";
va_list ap;
va_start(ap, lpszFormat);
// wvsprintf( &buf[0], lpszFormat, ap );
StringCbVPrintf( &buf[0] , (STRING_SIZE * sizeof(buf[0])) , lpszFormat, ap );
#if defined(DBG)
OutputDebugStringA(buf);
#endif
if (hWnd)
WriteTextToEditControl(hWnd, buf);
va_end(ap);
}
HANDLE
OpenDevice (
HANDLE hWnd,
_In_ PSTR szDeviceName)
{
HANDLE hDevice;
CHAR tmpBuff[STRING_SIZE];
hDevice = CreateFile (
szDeviceName,
GENERIC_WRITE | GENERIC_READ,
FILE_SHARE_WRITE | FILE_SHARE_READ,
NULL,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL,
NULL);
if (INVALID_HANDLE_VALUE == hDevice)
{
TRACE(TL_ERROR, (hWnd, "Failed to open device!\r\n"));
if (hWnd)
{
StringCbPrintf (
tmpBuff,
(STRING_SIZE * sizeof(tmpBuff[0])),
"Error Opening Device 0x%x\r\n",
GetLastError());
WriteTextToEditControl (hWnd, tmpBuff);
}
}
return (hDevice);
} // OpenDevice
