open5gs/lib/crypt/ogs-aes-cmac.h

74 lines
1.8 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.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#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 */