sha512.h 1 KB
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/*
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 *	BIRD Library -- SHA-512 and SHA-384 Hash Functions
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 *
 *	(c) 2015 CZ.NIC z.s.p.o.
 *
 *	Based on the code from libgcrypt-1.6.0, which is
 *	(c) 2003, 2006, 2008, 2009 Free Software Foundation, Inc.
 *
 *	Can be freely distributed and used under the terms of the GNU GPL.
 */

#ifndef _BIRD_SHA512_H_
#define _BIRD_SHA512_H_

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#include "nest/bird.h"

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#define SHA384_SIZE 		48
#define SHA384_HEX_SIZE		97
#define SHA384_BLOCK_SIZE	128

#define SHA512_SIZE 		64
#define SHA512_HEX_SIZE		129
#define SHA512_BLOCK_SIZE	128

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struct hash_context;

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struct sha512_context {
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  u64  h0, h1, h2, h3, h4, h5, h6, h7;
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  byte buf[SHA512_BLOCK_SIZE];
  uint nblocks;
  uint count;
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};

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#define sha384_context sha512_context
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void sha512_init(struct hash_context *ctx);
void sha384_init(struct hash_context *ctx);
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void sha512_update(struct hash_context *ctx, const byte *buf, uint len);
#define sha384_update sha512_update
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byte *sha512_final(struct hash_context *ctx);
#define sha384_final sha512_final
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#endif /* _BIRD_SHA512_H_ */