1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
|
/*
* Hash algorithms.
*
* Copyright (c) 2008 Herbert Xu <herbert@gondor.apana.org.au>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
*
*/
#ifndef _CRYPTO_INTERNAL_HASH_H
#define _CRYPTO_INTERNAL_HASH_H
#include <crypto/algapi.h>
#include <crypto/hash.h>
struct ahash_request;
struct scatterlist;
struct crypto_hash_walk {
char *data;
unsigned int offset;
unsigned int alignmask;
struct page *pg;
unsigned int entrylen;
unsigned int total;
struct scatterlist *sg;
unsigned int flags;
};
struct shash_instance {
struct shash_alg alg;
};
struct crypto_shash_spawn {
struct crypto_spawn base;
};
extern const struct crypto_type crypto_ahash_type;
int crypto_hash_walk_done(struct crypto_hash_walk *walk, int err);
int crypto_hash_walk_first(struct ahash_request *req,
struct crypto_hash_walk *walk);
int crypto_hash_walk_first_compat(struct hash_desc *hdesc,
struct crypto_hash_walk *walk,
struct scatterlist *sg, unsigned int len);
int crypto_register_ahash(struct ahash_alg *alg);
int crypto_unregister_ahash(struct ahash_alg *alg);
int crypto_register_shash(struct shash_alg *alg);
int crypto_unregister_shash(struct shash_alg *alg);
int shash_register_instance(struct crypto_template *tmpl,
struct shash_instance *inst);
void shash_free_instance(struct crypto_instance *inst);
int crypto_init_shash_spawn(struct crypto_shash_spawn *spawn,
struct shash_alg *alg,
struct crypto_instance *inst);
struct shash_alg *shash_attr_alg(struct rtattr *rta, u32 type, u32 mask);
int shash_ahash_update(struct ahash_request *req, struct shash_desc *desc);
int shash_ahash_digest(struct ahash_request *req, struct shash_desc *desc);
int crypto_init_shash_ops_async(struct crypto_tfm *tfm);
static inline void *crypto_ahash_ctx(struct crypto_ahash *tfm)
{
return crypto_tfm_ctx(crypto_ahash_tfm(tfm));
}
static inline struct old_ahash_alg *crypto_old_ahash_alg(
struct crypto_ahash *tfm)
{
return &crypto_ahash_tfm(tfm)->__crt_alg->cra_ahash;
}
static inline void crypto_ahash_set_reqsize(struct crypto_ahash *tfm,
unsigned int reqsize)
{
tfm->reqsize = reqsize;
}
static inline int ahash_enqueue_request(struct crypto_queue *queue,
struct ahash_request *request)
{
return crypto_enqueue_request(queue, &request->base);
}
static inline struct ahash_request *ahash_dequeue_request(
struct crypto_queue *queue)
{
return ahash_request_cast(crypto_dequeue_request(queue));
}
static inline int ahash_tfm_in_queue(struct crypto_queue *queue,
struct crypto_ahash *tfm)
{
return crypto_tfm_in_queue(queue, crypto_ahash_tfm(tfm));
}
static inline void *crypto_shash_ctx(struct crypto_shash *tfm)
{
return crypto_tfm_ctx(&tfm->base);
}
static inline struct crypto_instance *shash_crypto_instance(
struct shash_instance *inst)
{
return container_of(&inst->alg.base, struct crypto_instance, alg);
}
static inline struct shash_instance *shash_instance(
struct crypto_instance *inst)
{
return container_of(__crypto_shash_alg(&inst->alg),
struct shash_instance, alg);
}
static inline void *shash_instance_ctx(struct shash_instance *inst)
{
return crypto_instance_ctx(shash_crypto_instance(inst));
}
static inline struct shash_instance *shash_alloc_instance(
const char *name, struct crypto_alg *alg)
{
return crypto_alloc_instance2(name, alg,
sizeof(struct shash_alg) - sizeof(*alg));
}
static inline struct crypto_shash *crypto_spawn_shash(
struct crypto_shash_spawn *spawn)
{
return crypto_spawn_tfm2(&spawn->base);
}
static inline void *crypto_shash_ctx_aligned(struct crypto_shash *tfm)
{
return crypto_tfm_ctx_aligned(&tfm->base);
}
static inline struct crypto_shash *__crypto_shash_cast(struct crypto_tfm *tfm)
{
return container_of(tfm, struct crypto_shash, base);
}
#endif /* _CRYPTO_INTERNAL_HASH_H */
|
