LXR linux/include/crypto/internal/geniv.h

   1/*
   2 * geniv: IV generation
   3 *
   4 * Copyright (c) 2015 Herbert Xu <herbert@gondor.apana.org.au>
   5 *
   6 * This program is free software; you can redistribute it and/or modify it
   7 * under the terms of the GNU General Public License as published by the Free
   8 * Software Foundation; either version 2 of the License, or (at your option)
   9 * any later version.
  10 *
  11 */
  12
  13#ifndef _CRYPTO_INTERNAL_GENIV_H
  14#define _CRYPTO_INTERNAL_GENIV_H
  15
  16#include <crypto/internal/aead.h>
  17#include <linux/spinlock.h>
  18#include <linux/types.h>
  19
  20struct aead_geniv_ctx {
  21        spinlock_t lock;
  22        struct crypto_aead *child;
  23        struct crypto_skcipher *sknull;
  24        u8 salt[] __attribute__ ((aligned(__alignof__(u32))));
  25};
  26
  27struct aead_instance *aead_geniv_alloc(struct crypto_template *tmpl,
  28                                       struct rtattr **tb, u32 type, u32 mask);
  29void aead_geniv_free(struct aead_instance *inst);
  30int aead_init_geniv(struct crypto_aead *tfm);
  31void aead_exit_geniv(struct crypto_aead *tfm);
  32
  33#endif  /* _CRYPTO_INTERNAL_GENIV_H */
  34