| // Copyright 2020 The Pigweed Authors |
| // |
| // 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 |
| // |
| // https://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. |
| #pragma once |
| |
| #include <netinet/in.h> |
| |
| #include <cstdint> |
| #include <span> |
| |
| #include "pw_stream/stream.h" |
| |
| namespace pw::stream { |
| |
| class SocketStream : public NonSeekableReaderWriter { |
| public: |
| constexpr SocketStream() = default; |
| |
| ~SocketStream() { Close(); } |
| |
| // Listen to the port and return after a client is connected |
| Status Serve(uint16_t port); |
| |
| // Connect to a local or remote endpoint. Host must be an IPv4 address. If |
| // host is nullptr then the locahost address is used instead. |
| Status Connect(const char* host, uint16_t port); |
| |
| // Close the socket stream and release all resources |
| void Close(); |
| |
| private: |
| static constexpr int kInvalidFd = -1; |
| |
| Status DoWrite(std::span<const std::byte> data) override; |
| |
| StatusWithSize DoRead(ByteSpan dest) override; |
| |
| uint16_t listen_port_ = 0; |
| int socket_fd_ = kInvalidFd; |
| int conn_fd_ = kInvalidFd; |
| struct sockaddr_in sockaddr_client_ = {}; |
| }; |
| |
| } // namespace pw::stream |