1 // Copyright 2017 Google Inc. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 // 15 /////////////////////////////////////////////////////////////////////////////// 16 17 #ifndef TINK_UTIL_VALIDATION_H_ 18 #define TINK_UTIL_VALIDATION_H_ 19 20 #include "tink/util/status.h" 21 #include "proto/tink.pb.h" 22 23 namespace crypto { 24 namespace tink { 25 26 // Various validation helpers. 27 28 crypto::tink::util::Status ValidateAesKeySize(uint32_t key_size); 29 30 crypto::tink::util::Status ValidateKey( 31 const google::crypto::tink::Keyset::Key& key); 32 33 crypto::tink::util::Status ValidateKeyset( 34 const google::crypto::tink::Keyset& keyset); 35 36 crypto::tink::util::Status ValidateVersion( 37 uint32_t candidate, uint32_t max_expected); 38 39 } // namespace tink 40 } // namespace crypto 41 42 #endif // TINK_UTIL_VALIDATION_H_ 43