1 /*
2  * geniv: IV generation
3  *
4  * Copyright (c) 2015 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_GENIV_H
14 #define _CRYPTO_INTERNAL_GENIV_H
15 
16 #include <crypto/internal/aead.h>
17 #include <linux/spinlock.h>
18 #include <linux/types.h>
19 
20 struct aead_geniv_ctx {
21 	spinlock_t lock;
22 	struct crypto_aead *child;
23 	struct crypto_skcipher *sknull;
24 	u8 salt[] __attribute__ ((aligned(__alignof__(u32))));
25 };
26 
27 struct aead_instance *aead_geniv_alloc(struct crypto_template *tmpl,
28 				       struct rtattr **tb, u32 type, u32 mask);
29 void aead_geniv_free(struct aead_instance *inst);
30 int aead_init_geniv(struct crypto_aead *tfm);
31 void aead_exit_geniv(struct crypto_aead *tfm);
32 
33 #endif	/* _CRYPTO_INTERNAL_GENIV_H */
34