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 17 /*! 18 * \file 19 * \brief EpidGetHashSize implementation. 20 */ 21 22 #include "epid/common/src/hashsize.h" 23 #include <limits.h> 24 EpidGetHashSize(HashAlg hash_alg)25size_t EpidGetHashSize(HashAlg hash_alg) { 26 switch (hash_alg) { 27 case kSha256: 28 return EPID_SHA256_DIGEST_BITSIZE / CHAR_BIT; 29 case kSha384: 30 return EPID_SHA384_DIGEST_BITSIZE / CHAR_BIT; 31 case kSha512: 32 return EPID_SHA512_DIGEST_BITSIZE / CHAR_BIT; 33 case kSha512_256: 34 return EPID_SHA512_256_DIGEST_BITSIZE / CHAR_BIT; 35 case kSha3_256: 36 return EPID_SHA3_256_DIGEST_BITSIZE / CHAR_BIT; 37 case kSha3_384: 38 return EPID_SHA3_384_DIGEST_BITSIZE / CHAR_BIT; 39 case kSha3_512: 40 return EPID_SHA3_512_DIGEST_BITSIZE / CHAR_BIT; 41 default: 42 return 0; 43 } 44 } 45