Andrew Kuchling wrote: > > On Tue, Sep 18, 2001 at 04:31:31PM -0400, Gordon McMillan wrote: > >RC4, maybe. But I think you're asking for trouble in trying to > >pretend a block-mode cipher is a stream. > > Dunno, but we'll hash that out on the python-crypto list. For now I > just wanted to know if parametrized codecs would be an inherently bad > idea. > > (Two ways of handling this would be requiring all write() calls to use > a multiple of the block size, or reporting an error on the close() if > you haven't written out an even number of blocks. I have no idea > which is preferable; not sure I like either of them...) I guess you'll need some kind of buffering in the reader/writer to handle this situation. The cipher.py tools in mxCrypto does this already, so it may serve as template for the needed code. (This is getting off-topic though for this list...) -- Marc-Andre Lemburg CEO eGenix.com Software GmbH ______________________________________________________________________ Consulting & Company: http://www.egenix.com/ Python Software: http://www.lemburg.com/python/
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