Re: pgcrypto: OpenSSL/DES cleanup

Patch applied.  Thanks.

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Marko Kreen wrote:
> As Kris Jurka found out, pgcrypto does not work with
> OpenSSL 0.9.6x.  The DES functions use the older 'des_'
> API, but the newer 3DES functions use the 0.9.7x-only
> 'DES_' API.
>
> I think I just used /usr/include/openssl/des.h for reference
> when implementing them, and had upgraded OpenSSL in the
> meantime.
>
> Following patch converts DES also to newer API and provides
> compatibility functions for OpenSSL < 0.9.7.
>
> I chose this route because:
>
> - openssl.c uses few DES functions.
> - compatibility for old 'des_' API is going away at some point
>   of time from OpenSSL.
> - as seen from macros, new API is saner
> - Thus pgcrypto supports any OpenSSL version from 0.9.5 to 1.0
>
> Tested with OpenSSL 0.9.6c and 0.9.7e.
>
> --
> marko
>
> PS. It's nice to see that the 'autoconfiguration' already pays
> back.
>

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