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61 lines
1.8 KiB
C
61 lines
1.8 KiB
C
/* gcm-sm4-meta.c
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Copyright (C) 2022 Tianjia Zhang <tianjia.zhang@linux.alibaba.com>
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This file is part of GNU Nettle.
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GNU Nettle is free software: you can redistribute it and/or
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modify it under the terms of either:
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* the GNU Lesser General Public License as published by the Free
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Software Foundation; either version 3 of the License, or (at your
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option) any later version.
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or
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* the GNU General Public License as published by the Free
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Software Foundation; either version 2 of the License, or (at your
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option) any later version.
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or both in parallel, as here.
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GNU Nettle is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received copies of the GNU General Public License and
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the GNU Lesser General Public License along with this program. If
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not, see http://www.gnu.org/licenses/.
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*/
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#if HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <assert.h>
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#include "nettle-meta.h"
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#include "gcm.h"
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static nettle_set_key_func gcm_sm4_set_nonce_wrapper;
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static void
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gcm_sm4_set_nonce_wrapper (void *ctx, const uint8_t *nonce)
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{
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gcm_sm4_set_iv (ctx, GCM_IV_SIZE, nonce);
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}
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const struct nettle_aead nettle_gcm_sm4 =
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{ "gcm_sm4", sizeof(struct gcm_sm4_ctx),
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GCM_BLOCK_SIZE, SM4_KEY_SIZE,
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GCM_IV_SIZE, GCM_DIGEST_SIZE,
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(nettle_set_key_func *) gcm_sm4_set_key,
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(nettle_set_key_func *) gcm_sm4_set_key,
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gcm_sm4_set_nonce_wrapper,
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(nettle_hash_update_func *) gcm_sm4_update,
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(nettle_crypt_func *) gcm_sm4_encrypt,
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(nettle_crypt_func *) gcm_sm4_decrypt,
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(nettle_hash_digest_func *) gcm_sm4_digest,
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};
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