added back tcp stuff
This commit is contained in:
parent
36e524abe3
commit
9eefd5b95d
@ -1,6 +1,7 @@
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target_sources(${LIB_FSFW_NAME} PRIVATE
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target_sources(${LIB_FSFW_NAME} PRIVATE
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TcWinUdpPollingTask.cpp
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TcWinUdpPollingTask.cpp
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TmTcWinUdpBridge.cpp
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TmTcWinUdpBridge.cpp
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TcWinTcpServer.cpp
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)
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)
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target_link_libraries(${LIB_FSFW_NAME} PRIVATE
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target_link_libraries(${LIB_FSFW_NAME} PRIVATE
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177
osal/windows/TcWinTcpServer.cpp
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177
osal/windows/TcWinTcpServer.cpp
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#include "TcWinTcpServer.h"
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#include "../../serviceinterface/ServiceInterface.h"
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#include <winsock2.h>
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#include <ws2tcpip.h>
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const std::string TcWinTcpServer::DEFAULT_TCP_SERVER_PORT = "7301";
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const std::string TcWinTcpServer::DEFAULT_TCP_CLIENT_PORT = "7302";
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TcWinTcpServer::TcWinTcpServer(object_id_t objectId, object_id_t tmtcUnixUdpBridge,
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std::string customTcpServerPort):
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SystemObject(objectId), tcpPort(customTcpServerPort) {
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if(tcpPort == "") {
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tcpPort = DEFAULT_TCP_SERVER_PORT;
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}
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}
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ReturnValue_t TcWinTcpServer::initialize() {
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int retval = 0;
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struct addrinfo *addrResult = nullptr;
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struct addrinfo hints;
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/* Initiates Winsock DLL. */
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WSAData wsaData;
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WORD wVersionRequested = MAKEWORD(2, 2);
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int err = WSAStartup(wVersionRequested, &wsaData);
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if (err != 0) {
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/* Tell the user that we could not find a usable Winsock DLL. */
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#if FSFW_CPP_OSTREAM_ENABLED == 1
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sif::error << "TmTcWinUdpBridge::TmTcWinUdpBridge: WSAStartup failed with error: " <<
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err << std::endl;
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#endif
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return HasReturnvaluesIF::RETURN_FAILED;
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}
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ZeroMemory(&hints, sizeof (hints));
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hints.ai_family = AF_INET;
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hints.ai_socktype = SOCK_STREAM;
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hints.ai_protocol = IPPROTO_TCP;
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hints.ai_flags = AI_PASSIVE;
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retval = getaddrinfo(nullptr, tcpPort.c_str(), &hints, &addrResult);
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if (retval != 0) {
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#if FSFW_CPP_OSTREAM_ENABLED == 1
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sif::warning << "TcWinTcpServer::TcWinTcpServer: Retrieving address info failed!" <<
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std::endl;
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#endif
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handleError(ErrorSources::GETADDRINFO_CALL);
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return HasReturnvaluesIF::RETURN_FAILED;
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}
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/* Open TCP (stream) socket */
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listenerTcpSocket = socket(addrResult->ai_family, addrResult->ai_socktype,
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addrResult->ai_protocol);
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if(listenerTcpSocket == INVALID_SOCKET) {
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#if FSFW_CPP_OSTREAM_ENABLED == 1
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sif::warning << "TcWinTcpServer::TcWinTcpServer: Socket creation failed!" << std::endl;
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#endif
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freeaddrinfo(addrResult);
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handleError(ErrorSources::SOCKET_CALL);
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return HasReturnvaluesIF::RETURN_FAILED;
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}
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// retval = setsockopt(listenerTcpSocket, SOL_SOCKET, SO_REUSEADDR | SO_BROADCAST,
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// reinterpret_cast<const char*>(&tcpSockOpt), sizeof(tcpSockOpt));
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// if(retval != 0) {
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// sif::warning << "TcWinTcpServer::TcWinTcpServer: Setting socket options failed!" <<
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// std::endl;
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// handleError(ErrorSources::SETSOCKOPT_CALL);
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// return HasReturnvaluesIF::RETURN_FAILED;
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// }
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// tcpAddress.sin_family = AF_INET;
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// tcpAddress.sin_addr.s_addr = htonl(INADDR_ANY);
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retval = bind(listenerTcpSocket, reinterpret_cast<const sockaddr*>(&tcpAddress),
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tcpAddrLen);
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if(retval == SOCKET_ERROR) {
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sif::warning << "TcWinTcpServer::TcWinTcpServer: Binding socket failed!" <<
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std::endl;
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freeaddrinfo(addrResult);
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handleError(ErrorSources::BIND_CALL);
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}
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freeaddrinfo(addrResult);
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return HasReturnvaluesIF::RETURN_OK;
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}
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TcWinTcpServer::~TcWinTcpServer() {
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closesocket(listenerTcpSocket);
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WSACleanup();
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}
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ReturnValue_t TcWinTcpServer::performOperation(uint8_t opCode) {
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/* If a connection is accepted, the corresponding socket will be assigned to the new socket */
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SOCKET clientSocket;
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sockaddr_in clientSockAddr;
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int connectorSockAddrLen = 0;
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int retval = 0;
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/* Listen for connection requests permanently for lifetime of program */
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while(true) {
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retval = listen(listenerTcpSocket, currentBacklog);
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if(retval == SOCKET_ERROR) {
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handleError(ErrorSources::LISTEN_CALL);
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continue;
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}
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clientSocket = accept(listenerTcpSocket, reinterpret_cast<sockaddr*>(&clientSockAddr),
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&connectorSockAddrLen);
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if(clientSocket == INVALID_SOCKET) {
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handleError(ErrorSources::ACCEPT_CALL);
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continue;
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};
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retval = recv(clientSocket, reinterpret_cast<char*>(receptionBuffer.data()),
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receptionBuffer.size(), 0);
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if(retval > 0) {
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#if FSFW_TCP_SERVER_WIRETAPPING_ENABLED == 1
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sif::info << "TcWinTcpServer::performOperation: Received " << retval << " bytes."
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std::endl;
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#endif
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}
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else if(retval == 0) {
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}
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else {
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}
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/* Done, shut down connection */
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retval = shutdown(clientSocket, SD_SEND);
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}
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return HasReturnvaluesIF::RETURN_OK;
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}
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void TcWinTcpServer::handleError(ErrorSources errorSrc) {
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#if FSFW_CPP_OSTREAM_ENABLED == 1
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int errCode = WSAGetLastError();
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std::string errorSrcString;
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if(errorSrc == ErrorSources::SETSOCKOPT_CALL) {
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errorSrcString = "setsockopt call";
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}
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else if(errorSrc == ErrorSources::SOCKET_CALL) {
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errorSrcString = "socket call";
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}
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else if(errorSrc == ErrorSources::LISTEN_CALL) {
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errorSrcString = "listen call";
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}
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else if(errorSrc == ErrorSources::ACCEPT_CALL) {
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errorSrcString = "accept call";
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}
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else if(errorSrc == ErrorSources::GETADDRINFO_CALL) {
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errorSrcString = "getaddrinfo call";
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}
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switch(errCode) {
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case(WSANOTINITIALISED): {
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sif::warning << "TmTcWinUdpBridge::handleError: " << errorSrcString << " | "
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"WSANOTINITIALISED: WSAStartup call necessary" << std::endl;
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break;
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}
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case(WSAEINVAL): {
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sif::warning << "TmTcWinUdpBridge::handleError: " << errorSrcString << " | "
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"WSAEINVAL: Invalid parameters" << std::endl;
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break;
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}
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default: {
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/*
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https://docs.microsoft.com/en-us/windows/win32/winsock/
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windows-sockets-error-codes-2
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*/
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sif::warning << "TmTcWinUdpBridge::handleSocketError: Error code: " << errCode << std::endl;
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break;
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}
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}
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#endif /* FSFW_CPP_OSTREAM_ENABLED == 1 */
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}
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56
osal/windows/TcWinTcpServer.h
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56
osal/windows/TcWinTcpServer.h
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@ -0,0 +1,56 @@
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#ifndef FSFW_OSAL_WINDOWS_TCWINTCPSERVER_H_
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#define FSFW_OSAL_WINDOWS_TCWINTCPSERVER_H_
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#include "../../objectmanager/SystemObject.h"
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#include "../../tasks/ExecutableObjectIF.h"
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#include <string>
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#include <vector>
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//! Debugging preprocessor define.
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#define FSFW_TCP_SERVER_WIRETAPPING_ENABLED 0
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/**
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* @brief Windows TCP server used to receive telecommands on a Windows Host
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* @details
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* Based on: https://docs.microsoft.com/en-us/windows/win32/winsock/complete-server-code
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*/
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class TcWinTcpServer:
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public SystemObject,
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public ExecutableObjectIF {
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public:
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/* The ports chosen here should not be used by any other process. */
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static const std::string DEFAULT_TCP_SERVER_PORT;
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static const std::string DEFAULT_TCP_CLIENT_PORT;
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TcWinTcpServer(object_id_t objectId, object_id_t tmtcUnixUdpBridge,
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std::string customTcpServerPort = "");
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virtual~ TcWinTcpServer();
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ReturnValue_t initialize() override;
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ReturnValue_t performOperation(uint8_t opCode) override;
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private:
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std::string tcpPort;
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SOCKET listenerTcpSocket = 0;
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struct sockaddr_in tcpAddress;
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int tcpAddrLen = sizeof(tcpAddress);
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int currentBacklog = 3;
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std::vector<uint8_t> receptionBuffer;
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int tcpSockOpt = 0;
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enum class ErrorSources {
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GETADDRINFO_CALL,
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SOCKET_CALL,
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SETSOCKOPT_CALL,
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BIND_CALL,
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LISTEN_CALL,
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ACCEPT_CALL
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};
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void handleError(ErrorSources errorSrc);
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};
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#endif /* FSFW_OSAL_WINDOWS_TCWINTCPSERVER_H_ */
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