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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/aead.h>
18#include <crypto/hash.h>
19
20struct cryptd_ablkcipher {
21 struct crypto_ablkcipher base;
22};
23
24static inline struct cryptd_ablkcipher *__cryptd_ablkcipher_cast(
25 struct crypto_ablkcipher *tfm)
26{
27 return (struct cryptd_ablkcipher *)tfm;
28}
29
30/* alg_name should be algorithm to be cryptd-ed */
31struct cryptd_ablkcipher *cryptd_alloc_ablkcipher(const char *alg_name,
32 u32 type, u32 mask);
33struct crypto_blkcipher *cryptd_ablkcipher_child(struct cryptd_ablkcipher *tfm);
34bool cryptd_ablkcipher_queued(struct cryptd_ablkcipher *tfm);
35void cryptd_free_ablkcipher(struct cryptd_ablkcipher *tfm);
36
37struct cryptd_ahash {
38 struct crypto_ahash base;
39};
40
41static inline struct cryptd_ahash *__cryptd_ahash_cast(
42 struct crypto_ahash *tfm)
43{
44 return (struct cryptd_ahash *)tfm;
45}
46
47/* alg_name should be algorithm to be cryptd-ed */
48struct cryptd_ahash *cryptd_alloc_ahash(const char *alg_name,
49 u32 type, u32 mask);
50struct crypto_shash *cryptd_ahash_child(struct cryptd_ahash *tfm);
51struct shash_desc *cryptd_shash_desc(struct ahash_request *req);
52/* Must be called without moving CPUs. */
53bool cryptd_ahash_queued(struct cryptd_ahash *tfm);
54void cryptd_free_ahash(struct cryptd_ahash *tfm);
55
56struct cryptd_aead {
57 struct crypto_aead base;
58};
59
60static inline struct cryptd_aead *__cryptd_aead_cast(
61 struct crypto_aead *tfm)
62{
63 return (struct cryptd_aead *)tfm;
64}
65
66struct cryptd_aead *cryptd_alloc_aead(const char *alg_name,
67 u32 type, u32 mask);
68
69struct crypto_aead *cryptd_aead_child(struct cryptd_aead *tfm);
70/* Must be called without moving CPUs. */
71bool cryptd_aead_queued(struct cryptd_aead *tfm);
72
73void cryptd_free_aead(struct cryptd_aead *tfm);
74
75#endif