1 // Copyright 2019 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 #include "tink/cc/pybind/output_stream_adapter.h" 17 18 #include <algorithm> 19 #include <string> 20 #include <utility> 21 22 #include "pybind11/pybind11.h" 23 #include "tink/cc/output_stream_adapter.h" 24 #include "tink/cc/pybind/tink_exception.h" 25 26 namespace crypto { 27 namespace tink { 28 29 using pybind11::google_tink::TinkException; 30 PybindRegisterOutputStreamAdapter(pybind11::module * module)31void PybindRegisterOutputStreamAdapter(pybind11::module* module) { 32 namespace py = pybind11; 33 py::module& m = *module; 34 35 // TODO(b/146492561): Reduce the number of complicated lambdas. 36 py::class_<OutputStreamAdapter>(m, "OutputStreamAdapter") 37 .def( 38 "write", 39 [](OutputStreamAdapter* self, const py::bytes& data) -> int64_t { 40 util::StatusOr<int64_t> result = self->Write(std::string(data)); 41 if (!result.ok()) { 42 throw TinkException(result.status()); 43 } 44 return *std::move(result); 45 }, 46 py::arg("data")) 47 .def("close", [](OutputStreamAdapter* self) -> void { 48 util::Status result = self->Close(); 49 if (!result.ok()) { 50 throw TinkException(result); 51 } 52 }); 53 } 54 55 } // namespace tink 56 } // namespace crypto 57