1 // Copyright 2023 The Pigweed Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not 4 // use this file except in compliance with the License. You may obtain a copy of 5 // the License at 6 // 7 // https://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, WITHOUT 11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 12 // License for the specific language governing permissions and limitations under 13 // the License. 14 15 #pragma once 16 17 #include "pw_digital_io/digital_io.h" 18 #include "pw_digital_io/digital_io.pwpb.h" 19 #include "pw_digital_io/digital_io.rpc.pwpb.h" 20 #include "pw_function/function.h" 21 #include "pw_rpc/pwpb/server_reader_writer.h" 22 #include "pw_span/span.h" 23 24 namespace pw::digital_io { 25 26 // Implementation class for pw.digital_io.DigitalIo. 27 // 28 // Takes an array of DigitalIoOptional lines to be exposed via the service. 29 class DigitalIoService 30 : public pw_rpc::pwpb::DigitalIo::Service<DigitalIoService> { 31 public: DigitalIoService(pw::span<std::reference_wrapper<DigitalIoOptional>> lines)32 explicit DigitalIoService( 33 pw::span<std::reference_wrapper<DigitalIoOptional>> lines) 34 : lines_(lines) {} 35 36 void Enable(const pwpb::DigitalIoEnableRequest::Message& request, 37 rpc::PwpbUnaryResponder<pwpb::DigitalIoEnableResponse::Message>& 38 responder); 39 40 void SetState( 41 const pwpb::DigitalIoSetStateRequest::Message& request, 42 rpc::PwpbUnaryResponder<pwpb::DigitalIoSetStateResponse::Message>& 43 responder); 44 45 void GetState( 46 const pwpb::DigitalIoGetStateRequest::Message& request, 47 rpc::PwpbUnaryResponder<pwpb::DigitalIoGetStateResponse::Message>& 48 responder); 49 50 private: 51 pw::span<std::reference_wrapper<DigitalIoOptional>> lines_; 52 }; 53 54 } // namespace pw::digital_io 55