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8#ifndef _CRYPTO_AKCIPHER_INT_H
9#define _CRYPTO_AKCIPHER_INT_H
10#include <crypto/akcipher.h>
11#include <crypto/algapi.h>
12
13struct akcipher_instance {
14 void (*free)(struct akcipher_instance *inst);
15 union {
16 struct {
17 char head[offsetof(struct akcipher_alg, base)];
18 struct crypto_instance base;
19 } s;
20 struct akcipher_alg alg;
21 };
22};
23
24struct crypto_akcipher_spawn {
25 struct crypto_spawn base;
26};
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31static inline void *akcipher_request_ctx(struct akcipher_request *req)
32{
33 return req->__ctx;
34}
35
36static inline void akcipher_set_reqsize(struct crypto_akcipher *akcipher,
37 unsigned int reqsize)
38{
39 crypto_akcipher_alg(akcipher)->reqsize = reqsize;
40}
41
42static inline void *akcipher_tfm_ctx(struct crypto_akcipher *tfm)
43{
44 return tfm->base.__crt_ctx;
45}
46
47static inline void akcipher_request_complete(struct akcipher_request *req,
48 int err)
49{
50 req->base.complete(&req->base, err);
51}
52
53static inline const char *akcipher_alg_name(struct crypto_akcipher *tfm)
54{
55 return crypto_akcipher_tfm(tfm)->__crt_alg->cra_name;
56}
57
58static inline struct crypto_instance *akcipher_crypto_instance(
59 struct akcipher_instance *inst)
60{
61 return container_of(&inst->alg.base, struct crypto_instance, alg);
62}
63
64static inline struct akcipher_instance *akcipher_instance(
65 struct crypto_instance *inst)
66{
67 return container_of(&inst->alg, struct akcipher_instance, alg.base);
68}
69
70static inline struct akcipher_instance *akcipher_alg_instance(
71 struct crypto_akcipher *akcipher)
72{
73 return akcipher_instance(crypto_tfm_alg_instance(&akcipher->base));
74}
75
76static inline void *akcipher_instance_ctx(struct akcipher_instance *inst)
77{
78 return crypto_instance_ctx(akcipher_crypto_instance(inst));
79}
80
81int crypto_grab_akcipher(struct crypto_akcipher_spawn *spawn,
82 struct crypto_instance *inst,
83 const char *name, u32 type, u32 mask);
84
85static inline struct crypto_akcipher *crypto_spawn_akcipher(
86 struct crypto_akcipher_spawn *spawn)
87{
88 return crypto_spawn_tfm2(&spawn->base);
89}
90
91static inline void crypto_drop_akcipher(struct crypto_akcipher_spawn *spawn)
92{
93 crypto_drop_spawn(&spawn->base);
94}
95
96static inline struct akcipher_alg *crypto_spawn_akcipher_alg(
97 struct crypto_akcipher_spawn *spawn)
98{
99 return container_of(spawn->base.alg, struct akcipher_alg, base);
100}
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111int crypto_register_akcipher(struct akcipher_alg *alg);
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120void crypto_unregister_akcipher(struct akcipher_alg *alg);
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131int akcipher_register_instance(struct crypto_template *tmpl,
132 struct akcipher_instance *inst);
133#endif
134