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Diffstat (limited to 'lib/nettle/backport/cmac.h')
| -rw-r--r-- | lib/nettle/backport/cmac.h | 139 |
1 files changed, 0 insertions, 139 deletions
diff --git a/lib/nettle/backport/cmac.h b/lib/nettle/backport/cmac.h deleted file mode 100644 index 41dbfcf31b..0000000000 --- a/lib/nettle/backport/cmac.h +++ /dev/null @@ -1,139 +0,0 @@ -/* backport of cmac.h - - CMAC mode, as specified in RFC4493 - - Copyright (C) 2017 Red Hat, Inc. - - Contributed by Nikos Mavrogiannopoulos - - This file is part of GNU Nettle. - - GNU Nettle is free software: you can redistribute it and/or - modify it under the terms of either: - - * the GNU Lesser General Public License as published by the Free - Software Foundation; either version 3 of the License, or (at your - option) any later version. - - or - - * 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. - - or both in parallel, as here. - - GNU Nettle is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. - - You should have received copies of the GNU General Public License and - the GNU Lesser General Public License along with this program. If - not, see https://www.gnu.org/licenses/. -*/ - -#ifndef GNUTLS_LIB_NETTLE_BACKPORT_CMAC_H -#define GNUTLS_LIB_NETTLE_BACKPORT_CMAC_H - -#include <nettle/nettle-types.h> - -#ifdef __cplusplus -extern "C" { -#endif - -#define CMAC128_DIGEST_SIZE 16 - -#define cmac128_set_key _gnutls_backport_nettle_cmac128_set_key -#define cmac128_update _gnutls_backport_nettle_cmac128_update -#define cmac128_digest _gnutls_backport_nettle_cmac128_digest -#define cmac_aes128_set_key _gnutls_backport_nettle_cmac_aes128_set_key -#define cmac_aes128_update _gnutls_backport_nettle_cmac_aes128_update -#define cmac_aes128_digest _gnutls_backport_nettle_cmac_aes128_digest -#define cmac_aes256_set_key _gnutls_backport_nettle_cmac_aes256_set_key -#define cmac_aes256_update _gnutls_backport_nettle_cmac_aes256_update -#define cmac_aes256_digest _gnutls_backport_nettle_cmac_aes256_digest - -struct cmac128_ctx -{ - /* Key */ - union nettle_block16 K1; - union nettle_block16 K2; - - /* MAC state */ - union nettle_block16 X; - - /* Block buffer */ - union nettle_block16 block; - size_t index; -}; - -void -cmac128_set_key(struct cmac128_ctx *ctx, const void *cipher, - nettle_cipher_func *encrypt); -void -cmac128_update(struct cmac128_ctx *ctx, const void *cipher, - nettle_cipher_func *encrypt, - size_t msg_len, const uint8_t *msg); -void -cmac128_digest(struct cmac128_ctx *ctx, const void *cipher, - nettle_cipher_func *encrypt, - unsigned length, - uint8_t *digest); - - -#define CMAC128_CTX(type) \ - { struct cmac128_ctx ctx; type cipher; } - -/* NOTE: Avoid using NULL, as we don't include anything defining it. */ -#define CMAC128_SET_KEY(self, set_key, encrypt, cmac_key) \ - do { \ - (set_key)(&(self)->cipher, (cmac_key)); \ - if (0) (encrypt)(&(self)->cipher, ~(size_t) 0, \ - (uint8_t *) 0, (const uint8_t *) 0); \ - cmac128_set_key(&(self)->ctx, &(self)->cipher, \ - (nettle_cipher_func *) (encrypt)); \ - } while (0) - -#define CMAC128_UPDATE(self, encrypt, length, src) \ - cmac128_update(&(self)->ctx, &(self)->cipher, \ - (nettle_cipher_func *)encrypt, (length), (src)) - -#define CMAC128_DIGEST(self, encrypt, length, digest) \ - (0 ? (encrypt)(&(self)->cipher, ~(size_t) 0, \ - (uint8_t *) 0, (const uint8_t *) 0) \ - : cmac128_digest(&(self)->ctx, &(self)->cipher, \ - (nettle_cipher_func *) (encrypt), \ - (length), (digest))) - -struct cmac_aes128_ctx CMAC128_CTX(struct aes128_ctx); - -void -cmac_aes128_set_key(struct cmac_aes128_ctx *ctx, const uint8_t *key); - -void -cmac_aes128_update(struct cmac_aes128_ctx *ctx, - size_t length, const uint8_t *data); - -void -cmac_aes128_digest(struct cmac_aes128_ctx *ctx, - size_t length, uint8_t *digest); - -struct cmac_aes256_ctx CMAC128_CTX(struct aes256_ctx); - -void -cmac_aes256_set_key(struct cmac_aes256_ctx *ctx, const uint8_t *key); - -void -cmac_aes256_update(struct cmac_aes256_ctx *ctx, - size_t length, const uint8_t *data); - -void -cmac_aes256_digest(struct cmac_aes256_ctx *ctx, - size_t length, uint8_t *digest); - -#ifdef __cplusplus -} -#endif - -#endif /* GNUTLS_LIB_NETTLE_BACKPORT_CMAC_H */ |