1 /*############################################################################ 2 # Copyright 2017 Intel Corporation 3 # 4 # Licensed under the Apache License, Version 2.0 (the "License"); 5 # you may not use this file except in compliance with the License. 6 # You may obtain a copy of the License at 7 # 8 # http://www.apache.org/licenses/LICENSE-2.0 9 # 10 # Unless required by applicable law or agreed to in writing, software 11 # distributed under the License is distributed on an "AS IS" BASIS, 12 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 # See the License for the specific language governing permissions and 14 # limitations under the License. 15 ############################################################################*/ 16 /// Basename hashing helper API 17 /*! \file */ 18 #ifndef EPID_MEMBER_SRC_HASH_BASENAME_H_ 19 #define EPID_MEMBER_SRC_HASH_BASENAME_H_ 20 21 #include <stddef.h> 22 #include <stdint.h> 23 #include "epid/common/errors.h" 24 #include "epid/common/types.h" // HashAlg 25 26 /// \cond 27 typedef struct EcGroup EcGroup; 28 typedef struct G1ElemStr G1ElemStr; 29 /// \endcond 30 31 /// Calculates hash of basename 32 /*! 33 34 \param[in] G1 35 The elliptic curve group. 36 37 \param[in] hash_alg 38 The hash algorithm. 39 40 \param[in] basename 41 The basename. 42 43 \param[in] basename_len 44 The size of the basename in bytes. 45 46 \param[out] B_str 47 The resulting hashed basename. 48 49 \param[out] iterations 50 The number of hash iterations needed to find a valid hash. Can be NULL. 51 52 \returns ::EpidStatus 53 54 */ 55 EpidStatus HashBaseName(EcGroup* G1, HashAlg hash_alg, void const* basename, 56 size_t basename_len, G1ElemStr* B_str, 57 uint32_t* iterations); 58 59 #endif // EPID_MEMBER_SRC_HASH_BASENAME_H_ 60