From: "Leoš Bitto" <leos@...>
Date: 2007-03-03T20:56:30+09:00
Subject: Re: Plan to add ext/digest/lib/digest/hmac.rb to 1.8.6 or 1.8.7?

Akinori MUSHA wrote:
> At Fri, 2 Mar 2007 18:47:20 +0900,
> Zev Blut wrote:
>> I current have a need to use the HMAC hashing algorithm and noticed
>> that there is an implementation in the trunk under
>> ext/digest/lib/digest/hmac.rb
>>
>> I noticed that the digest has some stuff from trunk merged into the
>> 1.8 branch.  Unfortunately, hmac did not follow.  Is this on purpose?
>> If so, will I have to wait for Ruby 1.9 before this is officially
>> included?
> 
> There was a discussion as to if HMAC should be (directly) under the
> namespace "Digest", so I'm keeping it in trunk at the moment.
> 
> I am interested in and have some ideas for improving digest/crypto
> interfaces, which I am going to work on together with Yuzo-san, the
> maintainer of ext/openssl, and those who are interested in that area.
> 
> Speaking of which, the OpenSSL::HMAC module is available right now. :)
> 

OpenSSL is exactly what I was about to suggest. I have to use HMAC-SHA1 
and this works perfectly for me in Ruby 1.8:

OpenSSL::HMAC.digest(OpenSSL::Digest::SHA1.new, "secret", "data")


Leos Bitto