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libiec61850/src/r_session/r_session_crypto.h

48 lines
1.8 KiB
C

/*
* r_session_crypto.h
*
* Copyright 2013-2021 Michael Zillgith
*
* This file is part of libIEC61850.
*
* libIEC61850 is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* libIEC61850 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 libIEC61850. If not, see <http://www.gnu.org/licenses/>.
*
* See COPYING file for the complete license text.
*/
#ifndef SRC_R_SESSION_R_SESSION_CRYPTO_H_
#define SRC_R_SESSION_R_SESSION_CRYPTO_H_
#include <stdint.h>
#include <stdbool.h>
#include "libiec61850_common_api.h"
LIB61850_INTERNAL bool
RSessionCrypto_createHMAC(uint8_t* buffer, int bufSize, uint8_t* key, int keySize, uint8_t* hmac, int hmacMaxSize);
LIB61850_INTERNAL bool
RSessionCrypto_createAES_GMAC(uint8_t* key, int keySize, uint8_t* iv, int ivSize, uint8_t* addData, int addDataSize, uint8_t* tag, int tagSize);
LIB61850_INTERNAL bool
RSessionCrypto_gcmEncryptAndTag(uint8_t* key, int keySize, uint8_t* iv, int ivSize, uint8_t* addData, int addDataSize, uint8_t* encryptData, int encryptDataSize, uint8_t* tag, int tagSize);
LIB61850_INTERNAL bool
RSessionCrypto_gcmAuthAndDecrypt(uint8_t* key, int keySize, uint8_t* iv, int ivSize, uint8_t* addData, int addDataSize, uint8_t* encryptData, int encryptDataSize, uint8_t* decryptedData, uint8_t* tag, int tagSize);
LIB61850_INTERNAL bool
RSessionCrypto_createRandomData(uint8_t* data, int dataSize);
#endif /* SRC_R_SESSION_R_SESSION_CRYPTO_H_ */