LXR linux/include/crypto/cryptd.h

   1/*
   2 * Software async crypto daemon
   3 *
   4 * Added AEAD support to cryptd.
   5 *    Authors: Tadeusz Struk (tadeusz.struk@intel.com)
   6 *             Adrian Hoban <adrian.hoban@intel.com>
   7 *             Gabriele Paoloni <gabriele.paoloni@intel.com>
   8 *             Aidan O'Mahony (aidan.o.mahony@intel.com)
   9 *    Copyright (c) 2010, Intel Corporation.
  10 */
  11
  12#ifndef _CRYPTO_CRYPT_H
  13#define _CRYPTO_CRYPT_H
  14
  15#include <linux/crypto.h>
  16#include <linux/kernel.h>
  17#include <crypto/hash.h>
  18
  19struct cryptd_ablkcipher {
  20        struct crypto_ablkcipher base;
  21};
  22
  23static inline struct cryptd_ablkcipher *__cryptd_ablkcipher_cast(
  24        struct crypto_ablkcipher *tfm)
  25{
  26        return (struct cryptd_ablkcipher *)tfm;
  27}
  28
  29/* alg_name should be algorithm to be cryptd-ed */
  30struct cryptd_ablkcipher *cryptd_alloc_ablkcipher(const char *alg_name,
  31                                                  u32 type, u32 mask);
  32struct crypto_blkcipher *cryptd_ablkcipher_child(struct cryptd_ablkcipher *tfm);
  33void cryptd_free_ablkcipher(struct cryptd_ablkcipher *tfm);
  34
  35struct cryptd_ahash {
  36        struct crypto_ahash base;
  37};
  38
  39static inline struct cryptd_ahash *__cryptd_ahash_cast(
  40        struct crypto_ahash *tfm)
  41{
  42        return (struct cryptd_ahash *)tfm;
  43}
  44
  45/* alg_name should be algorithm to be cryptd-ed */
  46struct cryptd_ahash *cryptd_alloc_ahash(const char *alg_name,
  47                                        u32 type, u32 mask);
  48struct crypto_shash *cryptd_ahash_child(struct cryptd_ahash *tfm);
  49struct shash_desc *cryptd_shash_desc(struct ahash_request *req);
  50void cryptd_free_ahash(struct cryptd_ahash *tfm);
  51
  52struct cryptd_aead {
  53        struct crypto_aead base;
  54};
  55
  56static inline struct cryptd_aead *__cryptd_aead_cast(
  57        struct crypto_aead *tfm)
  58{
  59        return (struct cryptd_aead *)tfm;
  60}
  61
  62struct cryptd_aead *cryptd_alloc_aead(const char *alg_name,
  63                                          u32 type, u32 mask);
  64
  65struct crypto_aead *cryptd_aead_child(struct cryptd_aead *tfm);
  66
  67void cryptd_free_aead(struct cryptd_aead *tfm);
  68
  69#endif
  70