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jeremybenn |
------------------------------------------------------------------------------
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-- --
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-- GNAT LIBRARY COMPONENTS --
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-- --
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-- G N A T . S H A 2 2 4 --
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-- --
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-- S p e c --
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-- --
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-- Copyright (C) 2009-2011, Free Software Foundation, Inc. --
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-- --
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-- GNAT is free software; you can redistribute it and/or modify it under --
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-- terms of the GNU General Public License as published by the Free Soft- --
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-- ware Foundation; either version 3, or (at your option) any later ver- --
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-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
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-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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-- or FITNESS FOR A PARTICULAR PURPOSE. --
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-- --
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-- As a special exception under Section 7 of GPL version 3, you are granted --
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-- additional permissions described in the GCC Runtime Library Exception, --
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-- version 3.1, as published by the Free Software Foundation. --
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-- --
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-- You should have received a copy of the GNU General Public License and --
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-- a copy of the GCC Runtime Library Exception along with this program; --
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-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
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-- <http://www.gnu.org/licenses/>. --
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-- --
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-- GNAT was originally developed by the GNAT team at New York University. --
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-- Extensive contributions were provided by Ada Core Technologies Inc. --
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-- --
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------------------------------------------------------------------------------
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-- This package implements the SHA-224 secure hash function as described in
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-- FIPS PUB 180-3. The complete text of FIPS PUB 180-3 can be found at:
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-- http://csrc.nist.gov/publications/fips/fips180-3/fips180-3_final.pdf
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-- See the declaration of GNAT.Secure_Hashes.H in g-sechas.ads for complete
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-- documentation.
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with GNAT.Secure_Hashes.SHA2_Common;
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with GNAT.Secure_Hashes.SHA2_32;
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with System;
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package GNAT.SHA224 is new GNAT.Secure_Hashes.H
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(Block_Words => GNAT.Secure_Hashes.SHA2_Common.Block_Words,
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State_Words => 8,
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Hash_Words => 7,
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Hash_Bit_Order => System.High_Order_First,
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Hash_State => GNAT.Secure_Hashes.SHA2_32.Hash_State,
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Initial_State => GNAT.Secure_Hashes.SHA2_32.SHA224_Init_State,
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Transform => GNAT.Secure_Hashes.SHA2_32.Transform);
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