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git.proxmox.com Git - mirror_ubuntu-eoan-kernel.git/blob - include/crypto/morus640_glue.h
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * The MORUS-640 Authenticated-Encryption Algorithm
4 * Common glue skeleton -- header file
6 * Copyright (c) 2016-2018 Ondrej Mosnacek <omosnacek@gmail.com>
7 * Copyright (C) 2017-2018 Red Hat, Inc. All rights reserved.
10 #ifndef _CRYPTO_MORUS640_GLUE_H
11 #define _CRYPTO_MORUS640_GLUE_H
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>
19 #define MORUS640_WORD_SIZE 4
20 #define MORUS640_BLOCK_SIZE (MORUS_BLOCK_WORDS * MORUS640_WORD_SIZE)
22 struct morus640_block
{
23 u8 bytes
[MORUS640_BLOCK_SIZE
];
26 struct morus640_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
);
37 const struct morus640_glue_ops
*ops
;
38 struct morus640_block key
;
41 void crypto_morus640_glue_init_ops(struct crypto_aead
*aead
,
42 const struct morus640_glue_ops
*ops
);
43 int crypto_morus640_glue_setkey(struct crypto_aead
*aead
, const u8
*key
,
45 int crypto_morus640_glue_setauthsize(struct crypto_aead
*tfm
,
46 unsigned int authsize
);
47 int crypto_morus640_glue_encrypt(struct aead_request
*req
);
48 int crypto_morus640_glue_decrypt(struct aead_request
*req
);
50 #define MORUS640_DECLARE_ALG(id, driver_name, priority) \
51 static const struct morus640_glue_ops crypto_morus640_##id##_ops = {\
52 .init = crypto_morus640_##id##_init, \
53 .ad = crypto_morus640_##id##_ad, \
54 .enc = crypto_morus640_##id##_enc, \
55 .enc_tail = crypto_morus640_##id##_enc_tail, \
56 .dec = crypto_morus640_##id##_dec, \
57 .dec_tail = crypto_morus640_##id##_dec_tail, \
58 .final = crypto_morus640_##id##_final, \
61 static int crypto_morus640_##id##_init_tfm(struct crypto_aead *tfm) \
63 crypto_morus640_glue_init_ops(tfm, &crypto_morus640_##id##_ops); \
67 static void crypto_morus640_##id##_exit_tfm(struct crypto_aead *tfm) \
71 static struct aead_alg crypto_morus640_##id##_alg = {\
72 .setkey = crypto_morus640_glue_setkey, \
73 .setauthsize = crypto_morus640_glue_setauthsize, \
74 .encrypt = crypto_morus640_glue_encrypt, \
75 .decrypt = crypto_morus640_glue_decrypt, \
76 .init = crypto_morus640_##id##_init_tfm, \
77 .exit = crypto_morus640_##id##_exit_tfm, \
79 .ivsize = MORUS_NONCE_SIZE, \
80 .maxauthsize = MORUS_MAX_AUTH_SIZE, \
81 .chunksize = MORUS640_BLOCK_SIZE, \
84 .cra_flags = CRYPTO_ALG_INTERNAL, \
86 .cra_ctxsize = sizeof(struct morus640_ctx), \
88 .cra_priority = priority, \
90 .cra_name = "__morus640", \
91 .cra_driver_name = "__"driver_name, \
93 .cra_module = THIS_MODULE, \
97 #endif /* _CRYPTO_MORUS640_GLUE_H */