| // Copyright 2018 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/binary_keyset_writer.h" |
| |
| #include <istream> |
| #include <memory> |
| #include <ostream> |
| #include <sstream> |
| #include <string> |
| #include <utility> |
| |
| #include "absl/status/status.h" |
| #include "tink/util/errors.h" |
| #include "tink/util/protobuf_helper.h" |
| #include "tink/util/status.h" |
| #include "tink/util/statusor.h" |
| #include "proto/tink.pb.h" |
| |
| using google::crypto::tink::EncryptedKeyset; |
| using google::crypto::tink::Keyset; |
| |
| |
| namespace crypto { |
| namespace tink { |
| |
| namespace { |
| |
| util::Status WriteProto(const portable_proto::MessageLite& proto, |
| std::ostream* destination) { |
| std::string serialized_proto; |
| (*destination) << proto.SerializeAsString(); |
| if (destination->fail()) { |
| return util::Status(absl::StatusCode::kUnknown, |
| "Error writing to the destination stream."); |
| } |
| return util::OkStatus(); |
| } |
| |
| } // anonymous namespace |
| |
| |
| // static |
| util::StatusOr<std::unique_ptr<BinaryKeysetWriter>> BinaryKeysetWriter::New( |
| std::unique_ptr<std::ostream> destination_stream) { |
| if (destination_stream == nullptr) { |
| return util::Status(absl::StatusCode::kInvalidArgument, |
| "destination_stream must be non-null."); |
| } |
| std::unique_ptr<BinaryKeysetWriter> writer( |
| new BinaryKeysetWriter(std::move(destination_stream))); |
| return std::move(writer); |
| } |
| |
| util::Status BinaryKeysetWriter::Write(const Keyset& keyset) { |
| return WriteProto(keyset, destination_stream_.get()); |
| } |
| |
| util::Status BinaryKeysetWriter::Write( |
| const EncryptedKeyset& encrypted_keyset) { |
| return WriteProto(encrypted_keyset, destination_stream_.get()); |
| } |
| |
| } // namespace tink |
| } // namespace crypto |