1 // Copyright 2021 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 #pragma once 15 16 #include <span> 17 18 #include "pw_router/egress.h" 19 20 namespace pw::router { 21 22 // Router egress that dispatches to a free function. 23 class EgressFunction final : public Egress { 24 public: EgressFunction(Status (* func)(ConstByteSpan))25 constexpr EgressFunction(Status (*func)(ConstByteSpan)) : func_(*func) {} 26 SendPacket(ConstByteSpan packet)27 Status SendPacket(ConstByteSpan packet) final { return func_(packet); } 28 29 private: 30 Status (&func_)(ConstByteSpan); 31 }; 32 33 } // namespace pw::router 34