66 lines
1.5 KiB
C
66 lines
1.5 KiB
C
/*
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* Copyright (C) 2019 by Sukchan Lee <acetcom@gmail.com>
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*
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* This file is part of Open5GS.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#if !defined(OGS_CRYPT_INSIDE) && !defined(OGS_CRYPT_COMPILATION)
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#error "This header cannot be included directly."
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#endif
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#ifndef OGS_AES_CMAC_H
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#define OGS_AES_CMAC_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* Caculate CMAC value
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*
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* @param cmac
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* @param key
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* @param msg
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* @param len
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*
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* @return OGS_OK
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* OGS_ERROR
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*/
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int ogs_aes_cmac_calculate(uint8_t *cmac, const uint8_t *key,
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const uint8_t *msg, const uint32_t len);
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/**
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* Verify CMAC value
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*
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* @param cmac
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* @param key
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* @param msg
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* @param len
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*
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* @return OGS_OK
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* OGS_ERROR
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* OGS_ERR_INVALID_CMAC
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*/
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#define OGS_ERR_INVALID_CMAC -2
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int ogs_aes_cmac_verify(uint8_t *cmac, const uint8_t *key,
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const uint8_t *msg, const uint32_t len);
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#ifdef __cplusplus
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}
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#endif
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#endif /* OGS_AES_CMAC_H */
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