29 lines
922 B
C
29 lines
922 B
C
/****************************************************************************
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* include/crypto/cast.h
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* $OpenBSD: cast.h,v 1.2 2002/03/14 01:26:51 millert Exp $
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*
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* CAST-128 in C
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* Written by Steve Reid <sreid@sea-to-sky.net>
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* 100% Public Domain - no warranty
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* Released 1997.10.11
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****************************************************************************/
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#ifndef __INCLUDE_CRYPTO_CAST_H
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#define __INCLUDE_CRYPTO_CAST_H
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typedef struct
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{
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uint32_t xkey[32]; /* Key, after expansion */
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int rounds; /* Number of rounds to use, 12 or 16 */
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} cast_key;
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void cast_setkey(FAR cast_key *key, FAR uint8_t *rawkey, int keybytes);
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void cast_encrypt(FAR cast_key *key,
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FAR uint8_t *inblock,
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FAR uint8_t *outblock);
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void cast_decrypt(FAR cast_key *key,
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FAR uint8_t *inblock,
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FAR uint8_t *outblock);
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#endif /* __INCLUDE_CRYPTO_CAST_H */
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