linux/include/crypto/cast6.h
Johannes Goetzfried 2b49b90672 crypto: cast6 - prepare generic module for optimized implementations
Rename cast6 module to cast6_generic to allow autoloading of optimized
implementations. Generic functions and s-boxes are exported to be able to use
them within optimized implementations.

Signed-off-by: Johannes Goetzfried <Johannes.Goetzfried@informatik.stud.uni-erlangen.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2012-08-01 17:47:30 +08:00

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565 B
C

#ifndef _CRYPTO_CAST6_H
#define _CRYPTO_CAST6_H
#include <linux/types.h>
#include <linux/crypto.h>
#define CAST6_BLOCK_SIZE 16
#define CAST6_MIN_KEY_SIZE 16
#define CAST6_MAX_KEY_SIZE 32
struct cast6_ctx {
u32 Km[12][4];
u8 Kr[12][4];
};
int __cast6_setkey(struct cast6_ctx *ctx, const u8 *key,
unsigned int keylen, u32 *flags);
int cast6_setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int keylen);
void __cast6_encrypt(struct cast6_ctx *ctx, u8 *dst, const u8 *src);
void __cast6_decrypt(struct cast6_ctx *ctx, u8 *dst, const u8 *src);
#endif