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Re: Adding sha256 and sha512 to C?

From: Stefan Monnier
Subject: Re: Adding sha256 and sha512 to C?
Date: Mon, 30 May 2011 01:06:10 -0300
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.50 (gnu/linux)

>> > The gnulib crypto library also has sha256 and sha512
>> > functions; is there any objection to adding those as well?
>> Sounds good, but rather than continue to add crypto functions
>> wouldn't it be better to have a single function parameterized by the
>> algorithm name?
> I agree with Paul: the API he proposes makes much more sense.

I'm not sue the CODING-SYSTEM argument is a good idea.  Other than that,
I wouldn't object, although really I don't see the advantage either.
I'd argue you could define:

  (defalias 'crypto-hash-function #'apply)

and still call (crypto-hash-function 'md5 object start end).


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