[linux-2.6-block.git] / include / crypto / internal / geniv.h

/*
 * geniv: IV generation
 *
 * Copyright (c) 2015 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_GENIV_H
#define _CRYPTO_INTERNAL_GENIV_H

#include <crypto/internal/aead.h>
#include <linux/spinlock.h>
#include <linux/types.h>

struct aead_geniv_ctx {
	spinlock_t lock;
	struct crypto_aead *child;
	struct crypto_skcipher *sknull;
	u8 salt[] __attribute__ ((aligned(__alignof__(u32))));
};

struct aead_instance *aead_geniv_alloc(struct crypto_template *tmpl,
				       struct rtattr **tb, u32 type, u32 mask);
void aead_geniv_free(struct aead_instance *inst);
int aead_init_geniv(struct crypto_aead *tfm);
void aead_exit_geniv(struct crypto_aead *tfm);

#endif	/* _CRYPTO_INTERNAL_GENIV_H */
Commit	Line	Data
6350449f HX	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>
149a3971	18	#include <linux/types.h>
6350449f HX	19
	20	struct aead_geniv_ctx {
	21	spinlock_t lock;
	22	struct crypto_aead *child;
ca0494c0	23	struct crypto_skcipher *sknull;
149a3971	24	u8 salt[] __attribute__ ((aligned(__alignof__(u32))));
6350449f HX	25	};
6350449f HX	26
149a3971 HX	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);
149a3971 HX	30	int aead_init_geniv(struct crypto_aead *tfm);
	31	void aead_exit_geniv(struct crypto_aead *tfm);
	32
6350449f	33	#endif /* _CRYPTO_INTERNAL_GENIV_H */