260 lines
8.5 KiB
C++
260 lines
8.5 KiB
C++
#include "TmTcWinUdpBridge.h"
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#include <fsfw/serviceinterface/ServiceInterface.h>
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#include <fsfw/ipc/MutexGuard.h>
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#include <ws2tcpip.h>
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const std::string TmTcWinUdpBridge::DEFAULT_UDP_SERVER_PORT = "7301";
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const std::string TmTcWinUdpBridge::DEFAULT_UDP_CLIENT_PORT = "7302";
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TmTcWinUdpBridge::TmTcWinUdpBridge(object_id_t objectId,
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object_id_t tcDestination, object_id_t tmStoreId, object_id_t tcStoreId,
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std::string udpServerPort, std::string udpClientPort):
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TmTcBridge(objectId, tcDestination, tmStoreId, tcStoreId) {
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if(udpServerPort == "") {
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udpServerPort = DEFAULT_UDP_SERVER_PORT;
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}
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else {
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this->udpServerPort = udpServerPort;
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}
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if(udpClientPort == "") {
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udpClientPort = DEFAULT_UDP_CLIENT_PORT;
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}
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else {
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this->udpClientPort = udpClientPort;
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}
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mutex = MutexFactory::instance()->createMutex();
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communicationLinkUp = false;
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}
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ReturnValue_t TmTcWinUdpBridge::initialize() {
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ReturnValue_t result = TmTcBridge::initialize();
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if(result != HasReturnvaluesIF::RETURN_OK) {
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return result;
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}
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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 */
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/* 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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#else
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sif::printError("TmTcWinUdpBridge::TmTcWinUdpBridge: WSAStartup failed with error: %d\n",
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err);
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#endif
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return HasReturnvaluesIF::RETURN_FAILED;
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}
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struct addrinfo *addrResult = nullptr;
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struct addrinfo hints;
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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_DGRAM;
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hints.ai_protocol = IPPROTO_UDP;
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hints.ai_flags = AI_PASSIVE;
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/* Set up UDP socket:
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https://en.wikipedia.org/wiki/Getaddrinfo
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Passing nullptr as the first parameter and specifying AI_PASSIVE in hints will cause
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getaddrinfo to assign the address 0.0.0.0 (any address)
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*/
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int retval = getaddrinfo(nullptr, udpServerPort.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 << "TmTcWinUdpBridge::TmTcWinUdpBridge: Retrieving address info failed!" <<
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std::endl;
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#endif
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return HasReturnvaluesIF::RETURN_FAILED;
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}
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serverSocket = socket(addrResult->ai_family, addrResult->ai_socktype, addrResult->ai_protocol);
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if(serverSocket == INVALID_SOCKET) {
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#if FSFW_CPP_OSTREAM_ENABLED == 1
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sif::warning << "TmTcWinUdpBridge::TmTcWinUdpBridge: Could not open UDP socket!" <<
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std::endl;
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#endif
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handleSocketError();
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return HasReturnvaluesIF::RETURN_FAILED;
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}
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// serverAddress.sin_family = AF_INET;
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//
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// /* Accept packets from any interface. (potentially insecure). */
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// serverAddress.sin_addr.s_addr = htonl(INADDR_ANY);
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// serverAddress.sin_port = htons(setServerPort);
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// serverAddressLen = sizeof(serverAddress);
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// int result = setsockopt(serverSocket, SOL_SOCKET, SO_REUSEADDR,
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// reinterpret_cast<const char*>(&serverSocketOptions),
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// sizeof(serverSocketOptions));
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// if(result != 0) {
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//#if FSFW_CPP_OSTREAM_ENABLED == 1
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// sif::warning << "TmTcWinUdpBridge::TmTcWinUdpBridge: Could not set socket options!" <<
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// std::endl;
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//#endif
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// handleSocketError();
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// }
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//
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clientAddress.sin_family = AF_INET;
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clientAddress.sin_addr.s_addr = htonl(INADDR_ANY);
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clientAddress.sin_port = htons(7302);
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clientAddressLen = sizeof(clientAddress);
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retval = bind(serverSocket, addrResult->ai_addr, static_cast<int>(addrResult->ai_addrlen));
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if(retval != 0) {
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#if FSFW_CPP_OSTREAM_ENABLED == 1
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sif::error << "TmTcWinUdpBridge::TmTcWinUdpBridge: Could not bind "
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"local port " << udpServerPort << " to server socket!" << std::endl;
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#endif
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handleBindError();
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}
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return HasReturnvaluesIF::RETURN_OK;
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}
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TmTcWinUdpBridge::~TmTcWinUdpBridge() {
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if(mutex != nullptr) {
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MutexFactory::instance()->deleteMutex(mutex);
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}
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closesocket(serverSocket);
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WSACleanup();
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}
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ReturnValue_t TmTcWinUdpBridge::sendTm(const uint8_t *data, size_t dataLen) {
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int flags = 0;
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#if FSFW_CPP_OSTREAM_ENABLED == 1 && FSFW_UDP_SEND_WIRETAPPING_ENABLED == 1
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clientAddress.sin_addr.s_addr = htons(INADDR_ANY);
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clientAddressLen = sizeof(serverAddress);
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char ipAddress [15];
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sif::debug << "IP Address Sender: "<< inet_ntop(AF_INET,
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&clientAddress.sin_addr.s_addr, ipAddress, 15) << std::endl;
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#endif
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int bytesSent = sendto(serverSocket,
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reinterpret_cast<const char*>(data), dataLen, flags,
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reinterpret_cast<sockaddr*>(&clientAddress), clientAddressLen);
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if(bytesSent == SOCKET_ERROR) {
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#if FSFW_CPP_OSTREAM_ENABLED == 1
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sif::error << "TmTcWinUdpBridge::sendTm: Send operation failed."
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<< std::endl;
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#endif
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handleSendError();
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}
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#if FSFW_CPP_OSTREAM_ENABLED == 1 && FSFW_UDP_SEND_WIRETAPPING_ENABLED == 1
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sif::debug << "TmTcUnixUdpBridge::sendTm: " << bytesSent << " bytes were"
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" sent." << std::endl;
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#endif
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return HasReturnvaluesIF::RETURN_OK;
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}
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void TmTcWinUdpBridge::checkAndSetClientAddress(sockaddr_in newAddress) {
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MutexGuard lock(mutex, MutexIF::TimeoutType::WAITING, 10);
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#if FSFW_CPP_OSTREAM_ENABLED == 1 && FSFW_UDP_SEND_WIRETAPPING_ENABLED == 1
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char ipAddress [15];
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sif::debug << "IP Address Sender: "<< inet_ntop(AF_INET,
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&newAddress.sin_addr.s_addr, ipAddress, 15) << std::endl;
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sif::debug << "IP Address Old: " << inet_ntop(AF_INET,
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&clientAddress.sin_addr.s_addr, ipAddress, 15) << std::endl;
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#endif
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registerCommConnect();
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/* Set new IP address if it has changed. */
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if(clientAddress.sin_addr.s_addr != newAddress.sin_addr.s_addr) {
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clientAddress.sin_addr.s_addr = newAddress.sin_addr.s_addr;
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clientAddressLen = sizeof(clientAddress);
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}
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}
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void TmTcWinUdpBridge::handleSocketError() {
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int errCode = WSAGetLastError();
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switch(errCode) {
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case(WSANOTINITIALISED): {
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#if FSFW_CPP_OSTREAM_ENABLED == 1
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sif::warning << "TmTcWinUdpBridge::handleSocketError: WSANOTINITIALISED: WSAStartup"
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" call necessary" << std::endl;
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#endif
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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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#if FSFW_CPP_OSTREAM_ENABLED == 1
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sif::warning << "TmTcWinUdpBridge::handleSocketError: Error code: " << errCode << std::endl;
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#endif
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break;
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}
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}
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}
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void TmTcWinUdpBridge::handleBindError() {
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int errCode = WSAGetLastError();
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switch(errCode) {
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case(WSANOTINITIALISED): {
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#if FSFW_CPP_OSTREAM_ENABLED == 1
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sif::info << "TmTcWinUdpBridge::handleBindError: WSANOTINITIALISED: "
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<< "WSAStartup call necessary" << std::endl;
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#endif
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break;
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}
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case(WSAEADDRINUSE): {
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#if FSFW_CPP_OSTREAM_ENABLED == 1
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sif::warning << "TmTcWinUdpBridge::handleBindError: WSAEADDRINUSE: "
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"Port is already in use!" << std::endl;
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#endif
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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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#if FSFW_CPP_OSTREAM_ENABLED == 1
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sif::info << "TmTcWinUdpBridge::handleBindError: Error code: "
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<< errCode << std::endl;
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#endif
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break;
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}
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}
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}
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void TmTcWinUdpBridge::handleSendError() {
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int errCode = WSAGetLastError();
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switch(errCode) {
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case(WSANOTINITIALISED): {
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#if FSFW_CPP_OSTREAM_ENABLED == 1
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sif::info << "TmTcWinUdpBridge::handleSendError: WSANOTINITIALISED: "
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<< "WSAStartup(...) call necessary" << std::endl;
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#endif
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break;
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}
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case(WSAEADDRNOTAVAIL): {
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#if FSFW_CPP_OSTREAM_ENABLED == 1
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sif::info << "TmTcWinUdpBridge::handleSendError: WSAEADDRNOTAVAIL: "
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<< "Check target address. " << std::endl;
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#endif
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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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#if FSFW_CPP_OSTREAM_ENABLED == 1
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sif::info << "TmTcWinUdpBridge::handleSendError: Error code: "
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<< errCode << std::endl;
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#endif
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break;
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}
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}
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}
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