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udp bridge for embedded linux

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This commit is contained in:
Jakob Meier 2020-11-07 20:30:42 +01:00
parent 3cd0f8f5f0
commit 113397c6c6
3 changed files with 22 additions and 11 deletions
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6
osal/linux/TcUnixUdpPollingTask.cpp
View File

@ -33,7 +33,7 @@ ReturnValue_t TcUnixUdpPollingTask::performOperation(uint8_t opCode) {
while(1) { while(1) {
//! Sender Address is cached here. //! Sender Address is cached here.
struct sockaddr_in senderAddress; struct sockaddr_in senderAddress;
socklen_t senderSockLen = 0; socklen_t senderSockLen = sizeof(senderAddress);
ssize_t bytesReceived = recvfrom(serverUdpSocket, ssize_t bytesReceived = recvfrom(serverUdpSocket,
receptionBuffer.data(), frameSize, receptionFlags, receptionBuffer.data(), frameSize, receptionFlags,
reinterpret_cast<sockaddr*>(&senderAddress), &senderSockLen); reinterpret_cast<sockaddr*>(&senderAddress), &senderSockLen);
@ -45,8 +45,8 @@ ReturnValue_t TcUnixUdpPollingTask::performOperation(uint8_t opCode) {
continue; continue;
} }
// sif::debug << "TcSocketPollingTask::performOperation: " << bytesReceived sif::debug << "TcSocketPollingTask::performOperation: " << bytesReceived
// << " bytes received" << std::endl; << " bytes received" << std::endl;
ReturnValue_t result = handleSuccessfullTcRead(bytesReceived); ReturnValue_t result = handleSuccessfullTcRead(bytesReceived);
if(result != HasReturnvaluesIF::RETURN_FAILED) { if(result != HasReturnvaluesIF::RETURN_FAILED) {

16
osal/linux/TmTcUnixUdpBridge.cpp
View File

@ -65,13 +65,17 @@ TmTcUnixUdpBridge::~TmTcUnixUdpBridge() {
ReturnValue_t TmTcUnixUdpBridge::sendTm(const uint8_t *data, size_t dataLen) { ReturnValue_t TmTcUnixUdpBridge::sendTm(const uint8_t *data, size_t dataLen) {
int flags = 0; int flags = 0;
MutexHelper lock(mutex, MutexIF::TimeoutType::WAITING, 10);
if(ipAddrAnySet){
clientAddress.sin_addr.s_addr = htons(INADDR_ANY); clientAddress.sin_addr.s_addr = htons(INADDR_ANY);
//clientAddress.sin_addr.s_addr = inet_addr("127.73.73.1"); //clientAddress.sin_addr.s_addr = inet_addr("127.73.73.1");
clientAddressLen = sizeof(serverAddress); clientAddressLen = sizeof(serverAddress);
}
// char ipAddress [15]; char ipAddress [15];
// sif::debug << "IP Address Sender: "<< inet_ntop(AF_INET, sif::debug << "IP Address Sender: "<< inet_ntop(AF_INET,
// &clientAddress.sin_addr.s_addr, ipAddress, 15) << std::endl; &clientAddress.sin_addr.s_addr, ipAddress, 15) << std::endl;
ssize_t bytesSent = sendto(serverSocket, data, dataLen, flags, ssize_t bytesSent = sendto(serverSocket, data, dataLen, flags,
reinterpret_cast<sockaddr*>(&clientAddress), clientAddressLen); reinterpret_cast<sockaddr*>(&clientAddress), clientAddressLen);
@ -85,7 +89,7 @@ ReturnValue_t TmTcUnixUdpBridge::sendTm(const uint8_t *data, size_t dataLen) {
return HasReturnvaluesIF::RETURN_OK; return HasReturnvaluesIF::RETURN_OK;
} }
void TmTcUnixUdpBridge::checkAndSetClientAddress(sockaddr_in newAddress) { void TmTcUnixUdpBridge::checkAndSetClientAddress(sockaddr_in& newAddress) {
MutexHelper lock(mutex, MutexIF::TimeoutType::WAITING, 10); MutexHelper lock(mutex, MutexIF::TimeoutType::WAITING, 10);
// char ipAddress [15]; // char ipAddress [15];
@ -168,3 +172,7 @@ void TmTcUnixUdpBridge::handleSendError() {
} }
} }
void TmTcUnixUdpBridge::setClientAddressToAny(bool ipAddrAnySet){
this->ipAddrAnySet = ipAddrAnySet;
}

5
osal/linux/TmTcUnixUdpBridge.h
View File

@ -20,8 +20,9 @@ public:
uint16_t serverPort = 0xFFFF,uint16_t clientPort = 0xFFFF); uint16_t serverPort = 0xFFFF,uint16_t clientPort = 0xFFFF);
virtual~ TmTcUnixUdpBridge(); virtual~ TmTcUnixUdpBridge();
void checkAndSetClientAddress(sockaddr_in clientAddress); void checkAndSetClientAddress(sockaddr_in& clientAddress);
void setClientAddressToAny(bool ipAddrAnySet);
protected: protected:
virtual ReturnValue_t sendTm(const uint8_t * data, size_t dataLen) override; virtual ReturnValue_t sendTm(const uint8_t * data, size_t dataLen) override;
@ -36,6 +37,8 @@ private:
struct sockaddr_in serverAddress; struct sockaddr_in serverAddress;
socklen_t serverAddressLen = 0; socklen_t serverAddressLen = 0;
bool ipAddrAnySet = false;
//! Access to the client address is mutex protected as it is set //! Access to the client address is mutex protected as it is set
//! by another task. //! by another task.
MutexIF* mutex; MutexIF* mutex;