LXR linux/include/crypto/cast6.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef _CRYPTO_CAST6_H
   3#define _CRYPTO_CAST6_H
   4
   5#include <linux/types.h>
   6#include <linux/crypto.h>
   7#include <crypto/cast_common.h>
   8
   9#define CAST6_BLOCK_SIZE 16
  10#define CAST6_MIN_KEY_SIZE 16
  11#define CAST6_MAX_KEY_SIZE 32
  12
  13struct cast6_ctx {
  14        u32 Km[12][4];
  15        u8 Kr[12][4];
  16};
  17
  18int __cast6_setkey(struct cast6_ctx *ctx, const u8 *key,
  19                   unsigned int keylen, u32 *flags);
  20int cast6_setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int keylen);
  21
  22void __cast6_encrypt(struct cast6_ctx *ctx, u8 *dst, const u8 *src);
  23void __cast6_decrypt(struct cast6_ctx *ctx, u8 *dst, const u8 *src);
  24
  25#endif
  26