e-CryptIt Engine - Checksums Xojo Plugin |
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CRC32.UpdateMemoryBlock Method
Updates the CRC checksum with a memory block taking selected bytes from the block.

UpdateMemoryBlock(
data
as MemoryBlock,
offset
as Integer,
length
as Integer,
crc
as UInt32)
as UInt32
Parameters
- data
- The MemoryBlock data to update the CRC stream with.
- offset
- The first byte from the MemoryBlock to take. (note this value is zero based)
- length
- Count of bytes to take from the MemoryBlock.
- crc
- Crc value to calculate from. This is normally the result of the previous crc value in the stream.
Returns
- UInt32
Remarks
See Also
CRC32 Class