| // 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/cc/pybind/public_key_verify.h" |
| |
| #include <string> |
| #include <utility> |
| |
| #include "pybind11/pybind11.h" |
| #include "tink/public_key_verify.h" |
| #include "tink/util/status.h" |
| #include "tink/cc/pybind/tink_exception.h" |
| |
| namespace crypto { |
| namespace tink { |
| |
| using pybind11::google_tink::TinkException; |
| |
| void PybindRegisterPublicKeyVerify(pybind11::module* module) { |
| namespace py = pybind11; |
| py::module& m = *module; |
| |
| // TODO(b/146492561): Reduce the number of complicated lambdas. |
| py::class_<PublicKeyVerify>( |
| m, "PublicKeyVerify", |
| "Interface for public key verifying. " |
| "Digital Signatures provide functionality of signing data and " |
| "verification of the signatures. They are represented by a pair of " |
| "primitives (interfaces) 'PublicKeySign' for signing of data, and " |
| "'PublicKeyVerify' for verification of signatures. Implementations of " |
| "these interfaces are secure against adaptive chosen-message attacks. " |
| "Signing data ensures the authenticity and the integrity of that data, " |
| "but not its secrecy.") |
| |
| .def( |
| "verify", |
| [](const PublicKeyVerify& self, const py::bytes& signature, |
| const py::bytes& data) -> void { |
| // TODO(b/145925674) |
| util::Status result = |
| self.Verify(std::string(signature), std::string(data)); |
| if (!result.ok()) { |
| throw TinkException(result); |
| } |
| return; |
| }, |
| py::arg("signature"), py::arg("data"), |
| "Verifies that signature is a digital signature for data."); |
| } |
| |
| } // namespace tink |
| } // namespace crypto |