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aead.h
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1 /*
2  * AEAD: Authenticated Encryption with Associated Data
3  *
4  * Copyright (c) 2007 Herbert Xu <[email protected]>
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_AEAD_H
14 #define _CRYPTO_INTERNAL_AEAD_H
15 
16 #include <crypto/aead.h>
17 #include <crypto/algapi.h>
18 #include <linux/types.h>
19 
20 struct rtattr;
21 
24 };
25 
26 extern const struct crypto_type crypto_nivaead_type;
27 
28 static inline void crypto_set_aead_spawn(
29  struct crypto_aead_spawn *spawn, struct crypto_instance *inst)
30 {
31  crypto_set_spawn(&spawn->base, inst);
32 }
33 
34 struct crypto_alg *crypto_lookup_aead(const char *name, u32 type, u32 mask);
35 
36 int crypto_grab_aead(struct crypto_aead_spawn *spawn, const char *name,
37  u32 type, u32 mask);
38 
39 static inline void crypto_drop_aead(struct crypto_aead_spawn *spawn)
40 {
41  crypto_drop_spawn(&spawn->base);
42 }
43 
44 static inline struct crypto_alg *crypto_aead_spawn_alg(
45  struct crypto_aead_spawn *spawn)
46 {
47  return spawn->base.alg;
48 }
49 
50 static inline struct crypto_aead *crypto_spawn_aead(
51  struct crypto_aead_spawn *spawn)
52 {
53  return __crypto_aead_cast(
56 }
57 
59  struct rtattr **tb, u32 type,
60  u32 mask);
61 void aead_geniv_free(struct crypto_instance *inst);
62 int aead_geniv_init(struct crypto_tfm *tfm);
63 void aead_geniv_exit(struct crypto_tfm *tfm);
64 
65 static inline struct crypto_aead *aead_geniv_base(struct crypto_aead *geniv)
66 {
67  return crypto_aead_crt(geniv)->base;
68 }
69 
70 static inline void *aead_givcrypt_reqctx(struct aead_givcrypt_request *req)
71 {
72  return aead_request_ctx(&req->areq);
73 }
74 
75 static inline void aead_givcrypt_complete(struct aead_givcrypt_request *req,
76  int err)
77 {
78  aead_request_complete(&req->areq, err);
79 }
80 
81 #endif /* _CRYPTO_INTERNAL_AEAD_H */
82