diff options
Diffstat (limited to 'include/crypto/internal/hash.h')
-rw-r--r-- | include/crypto/internal/hash.h | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/include/crypto/internal/hash.h b/include/crypto/internal/hash.h new file mode 100644 index 000000000000..917ae57bad4a --- /dev/null +++ b/include/crypto/internal/hash.h | |||
@@ -0,0 +1,78 @@ | |||
1 | /* | ||
2 | * Hash algorithms. | ||
3 | * | ||
4 | * Copyright (c) 2008 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_HASH_H | ||
14 | #define _CRYPTO_INTERNAL_HASH_H | ||
15 | |||
16 | #include <crypto/algapi.h> | ||
17 | #include <crypto/hash.h> | ||
18 | |||
19 | struct ahash_request; | ||
20 | struct scatterlist; | ||
21 | |||
22 | struct crypto_hash_walk { | ||
23 | char *data; | ||
24 | |||
25 | unsigned int offset; | ||
26 | unsigned int alignmask; | ||
27 | |||
28 | struct page *pg; | ||
29 | unsigned int entrylen; | ||
30 | |||
31 | unsigned int total; | ||
32 | struct scatterlist *sg; | ||
33 | |||
34 | unsigned int flags; | ||
35 | }; | ||
36 | |||
37 | extern const struct crypto_type crypto_ahash_type; | ||
38 | |||
39 | int crypto_hash_walk_done(struct crypto_hash_walk *walk, int err); | ||
40 | int crypto_hash_walk_first(struct ahash_request *req, | ||
41 | struct crypto_hash_walk *walk); | ||
42 | |||
43 | static inline void *crypto_ahash_ctx(struct crypto_ahash *tfm) | ||
44 | { | ||
45 | return crypto_tfm_ctx(&tfm->base); | ||
46 | } | ||
47 | |||
48 | static inline struct ahash_alg *crypto_ahash_alg( | ||
49 | struct crypto_ahash *tfm) | ||
50 | { | ||
51 | return &crypto_ahash_tfm(tfm)->__crt_alg->cra_ahash; | ||
52 | } | ||
53 | |||
54 | static inline int ahash_enqueue_request(struct crypto_queue *queue, | ||
55 | struct ahash_request *request) | ||
56 | { | ||
57 | return crypto_enqueue_request(queue, &request->base); | ||
58 | } | ||
59 | |||
60 | static inline struct ahash_request *ahash_dequeue_request( | ||
61 | struct crypto_queue *queue) | ||
62 | { | ||
63 | return ahash_request_cast(crypto_dequeue_request(queue)); | ||
64 | } | ||
65 | |||
66 | static inline void *ahash_request_ctx(struct ahash_request *req) | ||
67 | { | ||
68 | return req->__ctx; | ||
69 | } | ||
70 | |||
71 | static inline int ahash_tfm_in_queue(struct crypto_queue *queue, | ||
72 | struct crypto_ahash *tfm) | ||
73 | { | ||
74 | return crypto_tfm_in_queue(queue, crypto_ahash_tfm(tfm)); | ||
75 | } | ||
76 | |||
77 | #endif /* _CRYPTO_INTERNAL_HASH_H */ | ||
78 | |||