srsLTE/lib/include/srsran/common/ssl.h

65 lines
2.1 KiB
C

/**
* Copyright 2013-2022 Software Radio Systems Limited
*
* This file is part of srsRAN.
*
* srsRAN 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.
*
* srsRAN 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 Affero General Public License for more details.
*
* A copy of the GNU Affero General Public License can be found in
* the LICENSE file in the top-level directory of this distribution
* and at http://www.gnu.org/licenses/.
*
*/
#ifndef SRSRAN_SSL_H
#define SRSRAN_SSL_H
#include "mbedtls/aes.h"
#include "mbedtls/md.h"
typedef mbedtls_aes_context aes_context;
#define AES_ENCRYPT 1
#define AES_DECRYPT 0
inline int aes_setkey_enc(aes_context* ctx, const unsigned char* key, unsigned int keysize)
{
return mbedtls_aes_setkey_enc(ctx, key, keysize);
}
inline int aes_crypt_ecb(aes_context* ctx, int mode, const unsigned char input[16], unsigned char output[16])
{
return mbedtls_aes_crypt_ecb(ctx, mode, input, output);
}
inline int aes_crypt_ctr(aes_context* ctx,
size_t length,
size_t* nc_off,
unsigned char nonce_counter[16],
unsigned char stream_block[16],
const unsigned char* input,
unsigned char* output)
{
return mbedtls_aes_crypt_ctr(ctx, length, nc_off, nonce_counter, stream_block, input, output);
}
inline void sha256(const unsigned char* key,
size_t keylen,
const unsigned char* input,
size_t ilen,
unsigned char output[32],
int is224)
{
mbedtls_md_hmac(mbedtls_md_info_from_type(MBEDTLS_MD_SHA256), key, keylen, input, ilen, output);
}
#endif // SRSRAN_SSL_H