65 lines
2.1 KiB
C
65 lines
2.1 KiB
C
/*
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* FIPS-180-1 compliant SHA-1 implementation
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*
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* Copyright (C) 2001-2003 Christophe Devine
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* Copyright (C) 2012 Chris Elston, Katalix Systems Ltd <celston@katalix.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Changed to use guint instead of uint 2004 by Anders Broman
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* Original code found at http://www.cr0.net:8040/code/crypto/sha1/
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* References: http://www.ietf.org/rfc/rfc3174.txt?number=3174
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*
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* 2012-08-21 - C Elston - Split sha1_hmac function to allow incremental usage.
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*/
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#ifndef _SHA1_H
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#define _SHA1_H
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#include "ws_symbol_export.h"
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typedef struct
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{
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guint32 total[2];
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guint32 state[5];
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guint8 buffer[64];
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}
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sha1_context;
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WS_DLL_PUBLIC
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void sha1_starts( sha1_context *ctx );
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WS_DLL_PUBLIC
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void sha1_update( sha1_context *ctx, const guint8 *input, guint32 length );
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WS_DLL_PUBLIC
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void sha1_finish( sha1_context *ctx, guint8 digest[20] );
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typedef struct {
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sha1_context ctx;
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guint8 k_opad[64];
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}
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sha1_hmac_context;
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WS_DLL_PUBLIC
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void sha1_hmac_starts( sha1_hmac_context *hctx, const guint8 *key, guint32 keylen );
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WS_DLL_PUBLIC
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void sha1_hmac_update( sha1_hmac_context *hctx, const guint8 *buf, guint32 buflen );
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WS_DLL_PUBLIC
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void sha1_hmac_finish( sha1_hmac_context *hctx, guint8 digest[20] );
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WS_DLL_PUBLIC
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void sha1_hmac( const guint8 *key, guint32 keylen, const guint8 *buf, guint32 buflen,
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guint8 digest[20] );
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#endif /* sha1.h */
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