Пример #1
0
/* Escucha los pedidos de conexion para iniciar una descarga por parte del servidor */
status
InitDownloader(void)
{
	int ssock;
	
	/* Preparo el puerto que va a escuchar los pedidos de conexion de transferencia */
	if( (passive_s=prepareTCP(client_host,client_port,prepareServer)) < 0 ) {
		return FATAL_ERROR;
	}	
	if( (listenTCP(passive_s,10)) < 0 ) {
		return FATAL_ERROR;
	}
	
	while(1) {
		ssock = acceptTCP(passive_s);
		setSocketTimeout(ssock,TIMEOUT_DEFAULT);
		switch(fork()){
			case 0: 
				NewDownload(ssock);
				exit(EXIT_SUCCESS);
				break;
			case -1:
				return FATAL_ERROR;
				break;
			default:
				/* Sigo escuchando */
				break;
		}
		close(ssock);
	}	
	closeTCP(passive_s);
	
	return OK;
	
}
Пример #2
0
CameraDialog::CameraDialog(QWidget *parent) :
    QDialog(parent),
    ui(new Ui::CameraDialog)
{
    ui->setupUi(this);
    frame = new QImage(320,240,QImage::Format_RGB888);
    frame_yuv = new uchar[320*240*3];
    p_yuv = frame_yuv;
//    label = new QLabel();
    hav_video = false;

    QString addr("192.168.1.52");
    ip.setAddress(addr);
    port = 8888;
    ui->lineEdit_ip->setText(addr);
    ui->lineEdit_port->setText(QString::number(port));
//    listenTCP();

    connect(ui->pushButton_set, SIGNAL(clicked()), this, SLOT(setnet()));
    connect(ui->pushButton_listen, SIGNAL(clicked()), this, SLOT(listenTCP()));
    connect(ui->pushButton_close, SIGNAL(clicked()), this, SLOT(closeTCP()));

//    connect(&m_client, SIGNAL(disconnected()), this, SLOT(closed()));
//    m_client.connectToHost(ip, port);

//    connect(&m_tim, SIGNAL(timeout()), this, SLOT(clientsend()));
//    m_tim.start(3000);
}
Пример #3
0
/*DEPRECATED*/
static status
ListenMovie(FILE *fd,char *port,char *ticket)
{
	int passive_s,ssock;
	unsigned long total_packets;
	unsigned long n_packet;
	boolean exit;
	download_t header;
	download_start_t start;
	void *packet;
	void *data;
	u_size size;
	u_size header_size;
	
	/* Preparo el puerto que va a escuchar la conexion */
	if( (passive_s=prepareTCP(client_host,port,prepareServer)) < 0 ) {
		return FATAL_ERROR;
	}	
	if( (listenTCP(passive_s,10)) < 0 ) {
		return FATAL_ERROR;
	}
	
	/* Mando la senial al server pidiendo el inicio de la descarga */
	strcpy(start.port,port);
	strcpy(start.ip,client_host);
	strcpy(start.ticket,ticket);
	
	size = GetDownloadStartData(start, &data);	
	if( SendSignal(__DOWNLOAD_START_OK__, data, size) == ERROR )
		return ERROR;
	free(data);
	
	exit = FALSE;
	n_packet = 0;
	ssock=acceptTCP(passive_s);
	while (!exit) {
		/* Recibo un paquete */
		packet = receiveTCP(ssock);
		if(packet==NULL)
		{
		    close(socket);
		    return TIMEOUT_ERROR;
		}
		header_size = GetDownloadPack(packet,&header);
		/* Lo bajo a disco */
		PutFileData(fd,_FILE_SIZE_, header.n_packet,packet+header_size,header.size);
		/* Verifico la cantidad total de paquetes a descargar */
		total_packets = header.total_packets;
		free(packet);
		n_packet++;
		/* Me fijo si llego a la cantidad total de paquetes bajados */
		if( n_packet >= total_packets )
			exit = TRUE;
	}
	closeTCP(ssock);
	closeTCP(passive_s);
	
	return OK;
}