UDF 2.00 - OSTA - Optical Storage Technology Association

6.8 Extended Attribute Checksum Algorithm
/*
* Calculates a 16-bit checksum of the Implementation Use
* Extended Attribute header. The fields AttributeType
* through ImplementationIdentifier inclusively represent the
* data covered by the checksum (48 bytes).
*
*/
Uint16 ComputeEAChecksum(byte *data)
{
Uint16 checksum = 0;
Uint
count;
for( count = 0; count < 48; count++)
{
checksum += *data++;
}
}
return(checksum );
UDF 2.00 April 3, 1998
108