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Calculates the checksum for a single tile buffer.

This function will take a tile buffer and the connection handle for the dataset it came from. It will then return a checksum calculated from the data in that tile. If an error occurred during the checksum calculation then the function will return a value of TSM_INVALID_CHECKSUM.

Returns:

the tile's checksum (or TSM_INVALID_CHECKSUM if error)

Parameters:

connection - the connection handle for the tile's dataset
tileBuffer - the tile buffer to be checksummed

Author:

Martin Reddy

Version:

10 March 1998

See Also: