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40 lines
1.2 KiB
C
40 lines
1.2 KiB
C
/*
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* FIPS-180-2 compliant SHA-256 implementation
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*
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* Copyright (C) 2001-2003 Christophe Devine
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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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// Lightly modified by hrydgard (inttypes.h, const input)
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#ifndef _SHA256_H
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#define _SHA256_H
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#include <inttypes.h>
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struct sha256_context {
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uint32_t total[2];
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uint32_t state[8];
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uint8_t buffer[64];
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};
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void sha256_starts(sha256_context *ctx);
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void sha256_update(sha256_context *ctx, const uint8_t *input, uint32_t length);
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void sha256_finish(sha256_context *ctx, uint8_t digest[32]);
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#endif /* sha256.h */
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