31 lines
807 B
C
31 lines
807 B
C
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/*
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* Copyright (C) 2014 Red Hat Inc.
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*
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* Author: Vivek Goyal <vgoyal@redhat.com>
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*
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* This source code is licensed under the GNU General Public License,
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* Version 2. See the file COPYING for more details.
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*/
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#ifndef SHA256_H
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#define SHA256_H
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#include <linux/types.h>
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#include <crypto/sha.h>
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/*
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* Stand-alone implementation of the SHA256 algorithm. It is designed to
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* have as little dependencies as possible so it can be used in the
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* kexec_file purgatory. In other cases you should use the implementation in
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* crypto/.
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*
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* For details see lib/sha256.c
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*/
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extern int sha256_init(struct sha256_state *sctx);
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extern int sha256_update(struct sha256_state *sctx, const u8 *input,
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unsigned int length);
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extern int sha256_final(struct sha256_state *sctx, u8 *hash);
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#endif /* SHA256_H */
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