open5gs/lib/crypt/ogs-aes-cmac.h
2020-10-26 22:43:47 -04:00

74 lines
1.9 KiB
C

/*
* Copyright 2002-2020 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
/*
* Copyright (C) 2019-2020 by Sukchan Lee <acetcom@gmail.com>
*
* This file is part of Open5GS.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#if !defined(OGS_CRYPT_INSIDE) && !defined(OGS_CRYPT_COMPILATION)
#error "This header cannot be included directly."
#endif
#ifndef OGS_AES_CMAC_H
#define OGS_AES_CMAC_H
#ifdef __cplusplus
extern "C" {
#endif
/**
* Caculate CMAC value
*
* @param cmac
* @param key
* @param msg
* @param len
*
* @return OGS_OK
* OGS_ERROR
*/
int ogs_aes_cmac_calculate(uint8_t *cmac, const uint8_t *key,
const uint8_t *msg, const uint32_t len);
/**
* Verify CMAC value
*
* @param cmac
* @param key
* @param msg
* @param len
*
* @return OGS_OK
* OGS_ERROR
* OGS_ERR_INVALID_CMAC
*/
#define OGS_ERR_INVALID_CMAC -2
int ogs_aes_cmac_verify(uint8_t *cmac, const uint8_t *key,
const uint8_t *msg, const uint32_t len);
#ifdef __cplusplus
}
#endif
#endif /* OGS_AES_CMAC_H */