1 /*############################################################################ 2 # Copyright 2016-2017 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 #ifndef EPID_VERIFIER_SRC_CONTEXT_H_ 17 #define EPID_VERIFIER_SRC_CONTEXT_H_ 18 /*! 19 * \file 20 * \brief Verifier context interface. 21 */ 22 #include "epid/common/math/ecgroup.h" 23 #include "epid/common/math/finitefield.h" 24 #include "epid/common/src/commitment.h" 25 #include "epid/common/src/epid2params.h" 26 #include "epid/common/src/grouppubkey.h" 27 28 /// Verifier context definition 29 struct VerifierCtx { 30 GroupPubKey_* pub_key; ///< group public key 31 FfElement* e12; ///< an element in GT 32 FfElement* e22; ///< an element in GT 33 FfElement* e2w; ///< an element in GT 34 FfElement* eg12; ///< an element in GT 35 PrivRl const* priv_rl; ///< Private key based revocation list - not owned 36 SigRl const* sig_rl; ///< Signature based revocation list - not owned 37 GroupRl const* group_rl; ///< Group revocation list - not owned 38 VerifierRl* verifier_rl; ///< Verifier revocation list 39 bool was_verifier_rl_updated; ///< Indicates if blacklist was updated 40 Epid2Params_* epid2_params; ///< Intel(R) EPID 2.0 params 41 CommitValues commit_values; ///< Values that are hashed to create commitment 42 HashAlg hash_alg; ///< Hash algorithm to use 43 EcPoint* basename_hash; ///< EcHash of the basename (NULL = random base) 44 uint8_t* basename; ///< Basename to use 45 size_t basename_len; ///< Number of bytes in basename 46 }; 47 #endif // EPID_VERIFIER_SRC_CONTEXT_H_ 48