| 47 | } |
| 48 | |
| 49 | static AwaitTask lineServer(AwaitEventLoop& await, const SocketDescriptor& serverSocket, SocketDescriptor& accepted) |
| 50 | { |
| 51 | char requestBuffer[64] = {}; |
| 52 | char ackBuffer[32] = {}; |
| 53 | AwaitSocketReceiveLineResult request; |
| 54 | AwaitSocketReceiveLineResult ack; |
| 55 | |
| 56 | constexpr char expectedRequest[] = "READ temperature"; |
| 57 | constexpr char valueReply[] = "VALUE temperature=23.5C\r\n"; |
| 58 | constexpr char expectedAck[] = "ACK temperature"; |
| 59 | constexpr char doneReply[] = "DONE\r\n"; |
| 60 | |
| 61 | SC_CO_TRY(co_await await.accept(serverSocket, accepted)); |
| 62 | SC_CO_TRY(co_await await.receiveLine(accepted, requestBuffer, request)); |
| 63 | if (not request.lineComplete or request.disconnected or |
| 64 | not equalsAscii(request.line, {expectedRequest, sizeof(expectedRequest) - 1})) |
| 65 | { |
| 66 | co_return Result::Error("AwaitLineProtocol server received unexpected request"); |
| 67 | } |
| 68 | |
| 69 | SC_CO_TRY(co_await await.sendAll(accepted, {valueReply, sizeof(valueReply) - 1})); |
| 70 | SC_CO_TRY(co_await await.receiveLine(accepted, ackBuffer, ack)); |
| 71 | if (not ack.lineComplete or ack.disconnected or not equalsAscii(ack.line, {expectedAck, sizeof(expectedAck) - 1})) |
| 72 | { |
| 73 | co_return Result::Error("AwaitLineProtocol server received unexpected ack"); |
| 74 | } |
| 75 | |
| 76 | SC_CO_TRY(co_await await.sendAll(accepted, {doneReply, sizeof(doneReply) - 1})); |
| 77 | |
| 78 | co_return Result(true); |
| 79 | } |
| 80 | |
| 81 | static AwaitTask lineClient(AwaitEventLoop& await, const SocketDescriptor& client, SocketIPAddress address, |
| 82 | Span<char> valueBuffer, AwaitSocketReceiveLineResult& valueLine, Span<char> doneBuffer, |
no test coverage detected