here - OSTA - Optical Storage Technology Association

if (needsCRC)
{
unicode_t ext[EXT_SIZE];
int localExtIndex = 0;
if (hasExt)
{
int maxFilenameLen;
/* Translate extension, and store it in ext. */
for(index = 0; index maxFilenameLen)
{
newIndex = maxFilenameLen;
}
else
{
newIndex = newExtIndex;
}
}
else if (newIndex > MAXLEN - 5)
{
/*If no extension, make sure to leave room for CRC. */
newIndex = MAXLEN - 5;
}
newName[newIndex++] = CRC_MARK; /* Add mark for CRC. */
/*Calculate CRC from original filename from FileIdentifier. */
valueCRC = unicode_cksum(udfName, udfLen);
/* Convert 16-bits of CRC to hex characters. */
newName[newIndex++] = hexChar[(valueCRC & 0xf000) >> 12];
newName[newIndex++] = hexChar[(valueCRC & 0x0f00) >> 8];
newName[newIndex++] = hexChar[(valueCRC & 0x00f0) >> 4];
newName[newIndex++] = hexChar[(valueCRC & 0x000f)];
/* Place a translated extension at end, if found. */
if (hasExt)
{
newName[newIndex++] = PERIOD;
for (index = 0;index < localExtIndex ;index++ )
{
newName[newIndex++] = ext[index];
}
}
}
return(newIndex);
UDF 2.01
132
March50 April