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1.1 misho 1: /* 2: * Copyright (C) 2019 Andreas Steffen 3: * HSR Hochschule fuer Technik Rapperswil 4: * 5: * This program is free software; you can redistribute it and/or modify it 6: * under the terms of the GNU General Public License as published by the 7: * Free Software Foundation; either version 2 of the License, or (at your 8: * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>. 9: * 10: * This program is distributed in the hope that it will be useful, but 11: * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 12: * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13: * for more details. 14: */ 15: 16: /** 17: * @defgroup drbg_hmac drbg_hmac 18: * @{ @ingroup drbg_p 19: */ 20: 21: #ifndef DRBG_HMAC_H_ 22: #define DRBG_HMAC_H_ 23: 24: #include <crypto/drbgs/drbg.h> 25: 26: typedef struct drbg_hmac_t drbg_hmac_t; 27: 28: /** 29: * NIST SP 800-90A HMAC DRBC implementation 30: */ 31: struct drbg_hmac_t { 32: 33: /** 34: * Public Deterministic Random Bit Generator (DRBG) Interface 35: */ 36: drbg_t interface; 37: }; 38: 39: /** 40: * Create a drbg_hmac instance. 41: * 42: * @param type DRBG HMAC type 43: * @param strength security strength in bits 44: * @param entropy entropy source to be used 45: * @param personalization_str optional personalization string 46: * @return drbg_hmac_t object, NULL if not supported 47: */ 48: drbg_hmac_t *drbg_hmac_create(drbg_type_t type, uint32_t strength, 49: rng_t *entropy, chunk_t personalization_str); 50: 51: #endif /** DRBG_HMAC_H_ @}*/