[linux-2.6-block.git] / include / crypto / morus1280_glue.h

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * The MORUS-1280 Authenticated-Encryption Algorithm
 *   Common glue skeleton -- header file
 *
 * Copyright (c) 2016-2018 Ondrej Mosnacek <omosnacek@gmail.com>
 * Copyright (C) 2017-2018 Red Hat, Inc. All rights reserved.
 */

#ifndef _CRYPTO_MORUS1280_GLUE_H
#define _CRYPTO_MORUS1280_GLUE_H

#include <linux/module.h>
#include <linux/types.h>
#include <crypto/algapi.h>
#include <crypto/aead.h>
#include <crypto/morus_common.h>

#define MORUS1280_WORD_SIZE 8
#define MORUS1280_BLOCK_SIZE (MORUS_BLOCK_WORDS * MORUS1280_WORD_SIZE)

struct morus1280_block {
	u8 bytes[MORUS1280_BLOCK_SIZE];
};

struct morus1280_glue_ops {
	void (*init)(void *state, const void *key, const void *iv);
	void (*ad)(void *state, const void *data, unsigned int length);
	void (*enc)(void *state, const void *src, void *dst, unsigned int length);
	void (*dec)(void *state, const void *src, void *dst, unsigned int length);
	void (*enc_tail)(void *state, const void *src, void *dst, unsigned int length);
	void (*dec_tail)(void *state, const void *src, void *dst, unsigned int length);
	void (*final)(void *state, void *tag_xor, u64 assoclen, u64 cryptlen);
};

struct morus1280_ctx {
	const struct morus1280_glue_ops *ops;
	struct morus1280_block key;
};

void crypto_morus1280_glue_init_ops(struct crypto_aead *aead,
				    const struct morus1280_glue_ops *ops);
int crypto_morus1280_glue_setkey(struct crypto_aead *aead, const u8 *key,
				 unsigned int keylen);
int crypto_morus1280_glue_setauthsize(struct crypto_aead *tfm,
				      unsigned int authsize);
int crypto_morus1280_glue_encrypt(struct aead_request *req);
int crypto_morus1280_glue_decrypt(struct aead_request *req);

int cryptd_morus1280_glue_setkey(struct crypto_aead *aead, const u8 *key,
				 unsigned int keylen);
int cryptd_morus1280_glue_setauthsize(struct crypto_aead *aead,
				      unsigned int authsize);
int cryptd_morus1280_glue_encrypt(struct aead_request *req);
int cryptd_morus1280_glue_decrypt(struct aead_request *req);
int cryptd_morus1280_glue_init_tfm(struct crypto_aead *aead);
void cryptd_morus1280_glue_exit_tfm(struct crypto_aead *aead);

#define MORUS1280_DECLARE_ALGS(id, driver_name, priority) \
	static const struct morus1280_glue_ops crypto_morus1280_##id##_ops = {\
		.init = crypto_morus1280_##id##_init, \
		.ad = crypto_morus1280_##id##_ad, \
		.enc = crypto_morus1280_##id##_enc, \
		.enc_tail = crypto_morus1280_##id##_enc_tail, \
		.dec = crypto_morus1280_##id##_dec, \
		.dec_tail = crypto_morus1280_##id##_dec_tail, \
		.final = crypto_morus1280_##id##_final, \
	}; \
	\
	static int crypto_morus1280_##id##_init_tfm(struct crypto_aead *tfm) \
	{ \
		crypto_morus1280_glue_init_ops(tfm, &crypto_morus1280_##id##_ops); \
		return 0; \
	} \
	\
	static void crypto_morus1280_##id##_exit_tfm(struct crypto_aead *tfm) \
	{ \
	} \
	\
	static struct aead_alg crypto_morus1280_##id##_algs[] = {\
		{ \
			.setkey = crypto_morus1280_glue_setkey, \
			.setauthsize = crypto_morus1280_glue_setauthsize, \
			.encrypt = crypto_morus1280_glue_encrypt, \
			.decrypt = crypto_morus1280_glue_decrypt, \
			.init = crypto_morus1280_##id##_init_tfm, \
			.exit = crypto_morus1280_##id##_exit_tfm, \
			\
			.ivsize = MORUS_NONCE_SIZE, \
			.maxauthsize = MORUS_MAX_AUTH_SIZE, \
			.chunksize = MORUS1280_BLOCK_SIZE, \
			\
			.base = { \
				.cra_flags = CRYPTO_ALG_INTERNAL, \
				.cra_blocksize = 1, \
				.cra_ctxsize = sizeof(struct morus1280_ctx), \
				.cra_alignmask = 0, \
				\
				.cra_name = "__morus1280", \
				.cra_driver_name = "__"driver_name, \
				\
				.cra_module = THIS_MODULE, \
			} \
		}, { \
			.setkey = cryptd_morus1280_glue_setkey, \
			.setauthsize = cryptd_morus1280_glue_setauthsize, \
			.encrypt = cryptd_morus1280_glue_encrypt, \
			.decrypt = cryptd_morus1280_glue_decrypt, \
			.init = cryptd_morus1280_glue_init_tfm, \
			.exit = cryptd_morus1280_glue_exit_tfm, \
			\
			.ivsize = MORUS_NONCE_SIZE, \
			.maxauthsize = MORUS_MAX_AUTH_SIZE, \
			.chunksize = MORUS1280_BLOCK_SIZE, \
			\
			.base = { \
				.cra_flags = CRYPTO_ALG_ASYNC, \
				.cra_blocksize = 1, \
				.cra_ctxsize = sizeof(struct crypto_aead *), \
				.cra_alignmask = 0, \
				\
				.cra_priority = priority, \
				\
				.cra_name = "morus1280", \
				.cra_driver_name = driver_name, \
				\
				.cra_module = THIS_MODULE, \
			} \
		} \
	}

#endif /* _CRYPTO_MORUS1280_GLUE_H */
Commit	Line	Data
12ea20f6	1	/* SPDX-License-Identifier: GPL-2.0-or-later */
56e8e57f OM	2	/*
	3	* The MORUS-1280 Authenticated-Encryption Algorithm
	4	* Common glue skeleton -- header file
	5	*
	6	* Copyright (c) 2016-2018 Ondrej Mosnacek <omosnacek@gmail.com>
	7	* Copyright (C) 2017-2018 Red Hat, Inc. All rights reserved.
56e8e57f OM	8	*/
	9
	10	#ifndef _CRYPTO_MORUS1280_GLUE_H
	11	#define _CRYPTO_MORUS1280_GLUE_H
	12
	13	#include <linux/module.h>
	14	#include <linux/types.h>
	15	#include <crypto/algapi.h>
	16	#include <crypto/aead.h>
	17	#include <crypto/morus_common.h>
	18
	19	#define MORUS1280_WORD_SIZE 8
	20	#define MORUS1280_BLOCK_SIZE (MORUS_BLOCK_WORDS * MORUS1280_WORD_SIZE)
	21
	22	struct morus1280_block {
	23	u8 bytes[MORUS1280_BLOCK_SIZE];
	24	};
	25
	26	struct morus1280_glue_ops {
	27	void (init)(void state, const void key, const void iv);
	28	void (ad)(void state, const void *data, unsigned int length);
	29	void (enc)(void state, const void src, void dst, unsigned int length);
	30	void (dec)(void state, const void src, void dst, unsigned int length);
	31	void (enc_tail)(void state, const void src, void dst, unsigned int length);
	32	void (dec_tail)(void state, const void src, void dst, unsigned int length);
	33	void (final)(void state, void *tag_xor, u64 assoclen, u64 cryptlen);
	34	};
	35
	36	struct morus1280_ctx {
	37	const struct morus1280_glue_ops *ops;
	38	struct morus1280_block key;
	39	};
	40
	41	void crypto_morus1280_glue_init_ops(struct crypto_aead *aead,
	42	const struct morus1280_glue_ops *ops);
	43	int crypto_morus1280_glue_setkey(struct crypto_aead aead, const u8 key,
	44	unsigned int keylen);
	45	int crypto_morus1280_glue_setauthsize(struct crypto_aead *tfm,
	46	unsigned int authsize);
	47	int crypto_morus1280_glue_encrypt(struct aead_request *req);
	48	int crypto_morus1280_glue_decrypt(struct aead_request *req);
	49
	50	int cryptd_morus1280_glue_setkey(struct crypto_aead aead, const u8 key,
	51	unsigned int keylen);
	52	int cryptd_morus1280_glue_setauthsize(struct crypto_aead *aead,
	53	unsigned int authsize);
	54	int cryptd_morus1280_glue_encrypt(struct aead_request *req);
	55	int cryptd_morus1280_glue_decrypt(struct aead_request *req);
	56	int cryptd_morus1280_glue_init_tfm(struct crypto_aead *aead);
	57	void cryptd_morus1280_glue_exit_tfm(struct crypto_aead *aead);
	58
	59	#define MORUS1280_DECLARE_ALGS(id, driver_name, priority) \
	60	static const struct morus1280_glue_ops crypto_morus1280_##id##_ops = {\
	61	.init = crypto_morus1280_##id##_init, \
	62	.ad = crypto_morus1280_##id##_ad, \
	63	.enc = crypto_morus1280_##id##_enc, \
	64	.enc_tail = crypto_morus1280_##id##_enc_tail, \
	65	.dec = crypto_morus1280_##id##_dec, \
	66	.dec_tail = crypto_morus1280_##id##_dec_tail, \
	67	.final = crypto_morus1280_##id##_final, \
	68	}; \
	69	\
	70	static int crypto_morus1280_##id##_init_tfm(struct crypto_aead *tfm) \
	71	{ \
72	crypto_morus1280_glue_init_ops(tfm, &crypto_morus1280_##id##_ops); \
73	return 0; \
74	} \
75	\
76	static void crypto_morus1280_##id##_exit_tfm(struct crypto_aead *tfm) \
77	{ \
78	} \
79	\
90a8c78b	80	static struct aead_alg crypto_morus1280_##id##_algs[] = {\
56e8e57f OM	81	{ \
	82	.setkey = crypto_morus1280_glue_setkey, \
	83	.setauthsize = crypto_morus1280_glue_setauthsize, \
	84	.encrypt = crypto_morus1280_glue_encrypt, \
	85	.decrypt = crypto_morus1280_glue_decrypt, \
	86	.init = crypto_morus1280_##id##_init_tfm, \
	87	.exit = crypto_morus1280_##id##_exit_tfm, \
	88	\
	89	.ivsize = MORUS_NONCE_SIZE, \
	90	.maxauthsize = MORUS_MAX_AUTH_SIZE, \
	91	.chunksize = MORUS1280_BLOCK_SIZE, \
	92	\
	93	.base = { \
	94	.cra_flags = CRYPTO_ALG_INTERNAL, \
	95	.cra_blocksize = 1, \
	96	.cra_ctxsize = sizeof(struct morus1280_ctx), \
	97	.cra_alignmask = 0, \
	98	\
	99	.cra_name = "__morus1280", \
	100	.cra_driver_name = "__"driver_name, \
	101	\
	102	.cra_module = THIS_MODULE, \
	103	} \
	104	}, { \
	105	.setkey = cryptd_morus1280_glue_setkey, \
	106	.setauthsize = cryptd_morus1280_glue_setauthsize, \
	107	.encrypt = cryptd_morus1280_glue_encrypt, \
	108	.decrypt = cryptd_morus1280_glue_decrypt, \
	109	.init = cryptd_morus1280_glue_init_tfm, \
	110	.exit = cryptd_morus1280_glue_exit_tfm, \
	111	\
	112	.ivsize = MORUS_NONCE_SIZE, \
	113	.maxauthsize = MORUS_MAX_AUTH_SIZE, \
	114	.chunksize = MORUS1280_BLOCK_SIZE, \
	115	\
	116	.base = { \
	117	.cra_flags = CRYPTO_ALG_ASYNC, \
	118	.cra_blocksize = 1, \
	119	.cra_ctxsize = sizeof(struct crypto_aead *), \
	120	.cra_alignmask = 0, \
	121	\
	122	.cra_priority = priority, \
	123	\
	124	.cra_name = "morus1280", \
	125	.cra_driver_name = driver_name, \
	126	\
	127	.cra_module = THIS_MODULE, \
	128	} \
	129	} \
	130	}
	131
	132	#endif /* _CRYPTO_MORUS1280_GLUE_H */