linux/include/crypto/serpent.h
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   1/*
   2 * Common values for serpent algorithms
   3 */
   4
   5#ifndef _CRYPTO_SERPENT_H
   6#define _CRYPTO_SERPENT_H
   7
   8#include <linux/types.h>
   9#include <linux/crypto.h>
  10
  11#define SERPENT_MIN_KEY_SIZE              0
  12#define SERPENT_MAX_KEY_SIZE             32
  13#define SERPENT_EXPKEY_WORDS            132
  14#define SERPENT_BLOCK_SIZE               16
  15
  16struct serpent_ctx {
  17        u32 expkey[SERPENT_EXPKEY_WORDS];
  18};
  19
  20int __serpent_setkey(struct serpent_ctx *ctx, const u8 *key,
  21                     unsigned int keylen);
  22int serpent_setkey(struct crypto_tfm *tfm, const u8 *key, unsigned int keylen);
  23
  24void __serpent_encrypt(struct serpent_ctx *ctx, u8 *dst, const u8 *src);
  25void __serpent_decrypt(struct serpent_ctx *ctx, u8 *dst, const u8 *src);
  26
  27#endif
  28
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