Signature.engineUpdate
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protected abstract void engineUpdate( byte b ) throws SignatureException
Parameters
- b
- the byte to use for the update.
Description
SPI: Updates the data to be signed or verified
using the specified byte.
Exceptions
SignatureException
if the engine is not initialized
properly.
protected abstract void engineUpdate( byte b[],
int off,
int len ) throws SignatureException
Parameters
- data
- the array of bytes.
- off
- the offset to start from in the array of bytes.
- len
- the number of bytes to use, starting at offset.
Description
SPI: Updates the data to be signed or verified, using the
specified array of bytes, starting at the specified offset.
Exceptions
SignatureException
if the engine is not initialized
properly.