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Newsgroups: comp.lang.ada
Subject: Re: Hashing on System.Address
References: <mailman.20.1118694407.17633.comp.lang.ada@ada-france.org>
From: Mark Lorenzen <mark.lorenzen@surfpost.dk>
Date: 13 Jun 2005 23:31:49 +0200
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Date: 2005-06-13T23:31:49+02:00
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Duncan Sands <baldrick@free.fr> writes:

> Does anyone have an efficient portable algorithm for hashing
> on a System.Address?
> 
> The Ada 2005 package Ada.Containers defines Hash_Type as
> 
> 	type Hash_Type is mod implementation-defined;
> 
> This is the target type I would like for the hash.
> 
> Thanks a lot,
> 
> Duncan.

You can always convert a value of type System.Address to a value of a
signed or modular (implementation-defined) type. That should help when
you want to hash it into a value of type Hash_Type.

- Mark Lorenzen