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Use the functions described below to generates a checksum for a supplied argument.

cksumReset

Resets the cksum info and prepare to start new cksum calculation.

void cksumReset()

cksumUpdate

Updates the cksum using the specified array of bytes.

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cksumResult

Gets the result of cksum (using all data that has been entered into cksumUpdate). Returns an unsigned 32 bit integer (as a long).

long cksumResult()

cksumLength

Gets the total length of all data that has been entered into cksumUpdate.

long cksumLength()

cksum Example
 

beginBatch {
 cksumReset();
}
consume {
 cksumUpdate( input );
}
endBatch {
 debug( ((string)cksumResult()) + " " + cksumLength() + " " +
 ((string)mimGet("Disk_1","Source Filename")) );
}

crc32

Function that computes the CRC-32 of supplied argument.

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