| // Copyright 2019 Google Inc. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| // |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| #include "tink/signature/ed25519_verify_key_manager.h" |
| |
| #include "absl/strings/string_view.h" |
| #include "tink/public_key_verify.h" |
| #include "tink/subtle/ed25519_verify_boringssl.h" |
| #include "tink/subtle/subtle_util_boringssl.h" |
| #include "tink/util/errors.h" |
| #include "tink/util/protobuf_helper.h" |
| #include "tink/util/status.h" |
| #include "tink/util/statusor.h" |
| #include "tink/util/validation.h" |
| #include "proto/ed25519.pb.h" |
| |
| namespace crypto { |
| namespace tink { |
| |
| using crypto::tink::util::Status; |
| using crypto::tink::util::StatusOr; |
| using google::crypto::tink::Ed25519PublicKey; |
| |
| StatusOr<std::unique_ptr<PublicKeyVerify>> |
| Ed25519VerifyKeyManager::PublicKeyVerifyFactory::Create( |
| const Ed25519PublicKey& public_key) const { |
| return subtle::Ed25519VerifyBoringSsl::New(public_key.key_value()); |
| } |
| |
| Status Ed25519VerifyKeyManager::ValidateKey(const Ed25519PublicKey& key) const { |
| Status status = ValidateVersion(key.version(), get_version()); |
| if (!status.ok()) return status; |
| |
| if (key.key_value().length() != 32) { |
| return Status(util::error::INVALID_ARGUMENT, |
| "The ED25519 public key must be 32-bytes long."); |
| } |
| return Status::OK; |
| } |
| |
| } // namespace tink |
| } // namespace crypto |