MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::MainWindow)
{
ui->setupUi(this);
QWidget* widget = new QWidget();
panelLayout = new QVBoxLayout(widget);
ui->scrollArea->setWidget(widget);
createUdpSocket();
createTrayIcon();
QRect frect = frameGeometry();
frect.moveCenter(QDesktopWidget().availableGeometry().center());
move(frect.topLeft());
}
void sendFileUDP(char *serverName, unsigned int serverPort, char *filePath)
{
struct sockaddr_in serverAddress;
int UdpSocketDescr;
if ((UdpSocketDescr =
createUdpSocket(serverName, serverPort, &serverAddress)) == -1) {
fprintf(stderr, "Creation socket error\n");
exit(EXIT_FAILURE);
}
// Set default address
if (connect
(UdpSocketDescr, (struct sockaddr *) &serverAddress,
sizeof(serverAddress)) < 0) {
perror("connect");
exit(EXIT_FAILURE);
}
struct timeval tv;
tv.tv_sec = 30; // 30 Secs Timeout
tv.tv_usec = 0;
setsockopt(UdpSocketDescr, SOL_SOCKET, SO_RCVTIMEO, (char *) &tv,
sizeof(struct timeval));
char requestBuf[replyBufSize];
unsigned char flagBuf;
FILE *file = fopen(filePath, "r+");
if (file == NULL) {
perror("Open file error");
exit(EXIT_FAILURE);
}
long fileSize = GetFileSize(file);
sprintf(requestBuf, "%s:%ld", basename(filePath), fileSize);
int bytesTransmitted =
send(UdpSocketDescr, requestBuf, sizeof(requestBuf), 0);
if (bytesTransmitted < 0) {
perror("send");
exit(EXIT_FAILURE);
}
bytesTransmitted = recv(UdpSocketDescr, &flagBuf, sizeof(flagBuf), 0);
if (bytesTransmitted == -1 || flagBuf != ACK) {
fprintf(stderr, "No server response\n");
exit(EXIT_FAILURE);
}
printf("Start sending file.\n");
char buf[bufSize];
long totalBytesSent = 0;
size_t bytesRead;
// Sending file
while (totalBytesSent < fileSize) {
bytesRead = fread(buf, 1, sizeof(buf), file);
bytesTransmitted = send(UdpSocketDescr, buf, bytesRead, 0);
if (bytesTransmitted < 0) {
perror("Sending error\n");
exit(EXIT_FAILURE);
}
totalBytesSent += bytesTransmitted;
bytesTransmitted =
recv(UdpSocketDescr, &flagBuf, sizeof(flagBuf), 0);
if (bytesTransmitted == -1 || flagBuf != ACK) {
fprintf(stderr, "No server response\n");
exit(1);
}
}
bytesTransmitted = send(UdpSocketDescr, &END, sizeof(END), 0);
if (bytesTransmitted < 0) {
perror("Sending error\n");
exit(EXIT_FAILURE);
}
printf("Sending file completed. Total bytes sent: %ld\n",
totalBytesSent);
}
UDP_NTWK_READER_ERRORS udpNtwkReaderThreadStart(tThreadId* lpThreadId, UdpNtwkReaderArgs* pArgs, int iNumArgs)
{
int i;
UdpReaderArgs* psArgs;
psArgs = malloc(sizeof(UdpReaderArgs));
memset(psArgs,0,sizeof(UdpReaderArgs));
if (psArgs == NULL)
return UDP_NTWK_READER_NO_ARGS;
memset(lpThreadId,0,sizeof(tThreadId));
for (i=0; i < iNumArgs; i++)
{
switch (pArgs[i].eArgType)
{
case UDP_NTWK_READER_STREAM_IP:
psArgs->iMcastIp = CAST_POINTER_TO_INT(pArgs[i].pvArgData);
break;
case UDP_NTWK_READER_STREAM_PORT:
psArgs->sMcastPort = CAST_POINTER_TO_SHORT(pArgs[i].pvArgData);
break;
case UDP_NTWK_READER_NETWORK_INT:
psArgs->iMcastIntIp = CAST_POINTER_TO_INT(pArgs[i].pvArgData);
break;
case UDP_NTWK_READER_RECIEVE_QUEUE_NAME:
memset(psArgs->acRecieveQueueName,0,MAX_QUEUE_NAME);
strcpy(psArgs->acRecieveQueueName,(char*)(pArgs[i].pvArgData));
break;
case UDP_NTWK_READER_OUTGOING_QUEUE_NAME:
memset(psArgs->acOutgoingQueueName,0,MAX_QUEUE_NAME);
strcpy(psArgs->acOutgoingQueueName,(char*)(pArgs[i].pvArgData));
break;
default:
DEBUG_PRINT("UdpNtwkReader: Unknown argument type %d\n",pArgs->eArgType);
break;
}
}
if (createUdpSocket(&(psArgs->iSocketFd)) != UDPSOCK_NO_ERROR)
{
DEBUG_PRINT("UdpNtwkReader: Failed to create socket\n");
free(psArgs);
return UDP_NTWK_FAILED_INIT;
}
if (bindUdpSocket(&(psArgs->iSocketFd),psArgs->iMcastIp,psArgs->sMcastPort) != UDPSOCK_NO_ERROR)
{
DEBUG_PRINT("UdpNtwkReader: Failed to bind socket to multicast Ip and Port\n");
closeUdpSocket(&(psArgs->iSocketFd),0);
free(psArgs);
return UDP_NTWK_FAILED_INIT;
}
#if 0
/*this works for root only*/
if (bindUdpSocketToNtwkInt(&(psArgs->iSocketFd), psArgs->iMcastIntIp) != UDPSOCK_NO_ERROR)
{
DEBUG_PRINT("UdpNtwkReader: Failed to bind socket to physical interface\n");
closeUdpSocket(&(psArgs->iSocketFd),0);
free(psArgs);
return UDP_NTWK_FAILED_INIT;
}
#endif
if (joinMcastUdpSocket(&(psArgs->iSocketFd),psArgs->iMcastIntIp,psArgs->iMcastIp) != UDPSOCK_NO_ERROR)
{
DEBUG_PRINT("UdpNtwkReader: Failed to join multicast group\n");
closeUdpSocket(&(psArgs->iSocketFd),0);
free(psArgs);
return UDP_NTWK_FAILED_INIT;
}
psArgs->bExitThread = false;
if (createPosixThread(&(psArgs->liThreadID),threadFunct,psArgs) != PTHREAD_NO_ERROR)
{
free(psArgs);
closeUdpSocket(&(psArgs->iSocketFd),0);
return UDP_NTWK_READER_THREAD_LAUNCH_ERROR;
}
memcpy(lpThreadId,&(psArgs->liThreadID),sizeof(tThreadId));
return UDP_NTWK_READER_NO_ERROR;
}
