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1.1 misho 1: /* 2: * Copyright (C) 2014 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 bliss_public_key bliss_public_key 18: * @{ @ingroup bliss_p 19: */ 20: 21: #ifndef BLISS_PUBLIC_KEY_H_ 22: #define BLISS_PUBLIC_KEY_H_ 23: 24: #include "bliss_param_set.h" 25: 26: #include <credentials/builder.h> 27: #include <credentials/cred_encoding.h> 28: #include <credentials/keys/public_key.h> 29: 30: typedef struct bliss_public_key_t bliss_public_key_t; 31: 32: /** 33: * public_key_t implementation of BLISS signature algorithm 34: */ 35: struct bliss_public_key_t { 36: 37: /** 38: * Implements the public_key_t interface 39: */ 40: public_key_t key; 41: }; 42: 43: /** 44: * Load a BLISS public key. 45: * 46: * Accepts BUILD_BLISS_* components. 47: * 48: * @param type type of the key, must be KEY_BLISS 49: * @param args builder_part_t argument list 50: * @return loaded key, NULL on failure 51: */ 52: bliss_public_key_t *bliss_public_key_load(key_type_t type, va_list args); 53: 54: /* The following functions are shared with the bliss_private_key class */ 55: 56: /** 57: * Parse an ASN.1 BIT STRING into an array of public key coefficients 58: * 59: * @param object packed subjectPublicKey 60: * @param set BLISS parameter set for public key vector 61: * @param pubkey coefficients of public key vector 62: * @return TRUE if parsing successful 63: */ 64: bool bliss_public_key_from_asn1(chunk_t object, const bliss_param_set_t *set, 65: uint32_t **pubkey); 66: 67: /** 68: * Encode a raw BLISS subjectPublicKey in ASN.1 DER format 69: * 70: * @param pubkey coefficients of public key vector 71: * @param set BLISS parameter set for the public key vector 72: * @result ASN.1 encoded subjectPublicKey 73: */ 74: chunk_t bliss_public_key_encode(uint32_t *pubkey, const bliss_param_set_t *set); 75: 76: /** 77: * Encode a BLISS subjectPublicKeyInfo record in ASN.1 DER format 78: * 79: * @param oid BLISS public key type OID 80: * @param pubkey coefficients of public key vector 81: * @param set BLISS parameter set for the public key vector 82: * @result ASN.1 encoded subjectPublicKeyInfo record 83: */ 84: chunk_t bliss_public_key_info_encode(int oid, uint32_t *pubkey, 85: const bliss_param_set_t *set); 86: 87: /** 88: * Generate a BLISS public key fingerprint 89: * 90: * @param oid BLISS public key type OID 91: * @param pubkey coefficients of public key vector 92: * @param set BLISS parameter set for the public key vector 93: * @param type type of fingerprint to be generated 94: * @param fp generated fingerprint (must be freed by caller) 95: * @result TRUE if generation was successful 96: */ 97: bool bliss_public_key_fingerprint(int oid, uint32_t *pubkey, 98: const bliss_param_set_t *set, 99: cred_encoding_type_t type, chunk_t *fp); 100: 101: #endif /** BLISS_PUBLIC_KEY_H_ @}*/