Exemplos de tun_input em C++ (Cpp)

Exemplo n.º 1

Arquivo: tun-bridge.c Projeto: 13416795/contiki

static void
handle_fd(fd_set *rset, fd_set *wset)
{
  /* Optional delay between outgoing packets */
  /* Base delay times number of 6lowpan fragments to be sent */
  /* delaymsec = 10; */
  if(delaymsec) {
    struct timeval tv;
    int dmsec;
    gettimeofday(&tv, NULL);
    dmsec=(tv.tv_sec-delaystartsec)*1000+tv.tv_usec/1000-delaystartmsec;
    if(dmsec<0) delaymsec=0;
    if(dmsec>delaymsec) delaymsec=0;
  }

  if(delaymsec==0) {
    int size;

    if(FD_ISSET(tunfd, rset)) {
      size = tun_input(&uip_buf[UIP_LLH_LEN], sizeof(uip_buf));
      /* printf("TUN data incoming read:%d\n", size); */
      uip_len = size;
      tcpip_input();

      if(slip_config_basedelay) {
        struct timeval tv;
      	gettimeofday(&tv, NULL) ;
      	delaymsec=slip_config_basedelay;
      	delaystartsec =tv.tv_sec;
      	delaystartmsec=tv.tv_usec/1000;
      }
    }
  }
}

Exemplo n.º 2

Arquivo: raw-tap-dev.c Projeto: denghongcai/6lbr

static void
handle_fd(fd_set * rset, fd_set * wset)
{
  /* Optional delay between outgoing packets */
  /* Base delay times number of 6lowpan fragments to be sent */
  /* delaymsec = 10; */
  if(delaymsec) {
    struct timeval tv;
    int dmsec;

    gettimeofday(&tv, NULL);
    dmsec =
      (tv.tv_sec - delaystartsec) * 1000 + tv.tv_usec / 1000 - delaystartmsec;
    if(dmsec < 0)
      delaymsec = 0;
    if(dmsec > delaymsec)
      delaymsec = 0;
  }

  if(delaymsec == 0) {
    int size;

    if(FD_ISSET(tunfd, rset)) {
      size = tun_input(tmp_tap_buf, sizeof(tmp_tap_buf));
      printf("TUN data incoming read:%d\n", size);
      if(ethernet_has_fcs) {
        //Remove extra data from packet capture
        uip_len = size - ETHERNET_LLH_LEN - 4;
      } else {
        uip_len = size - ETHERNET_LLH_LEN;
      }
      memcpy(ll_header, tmp_tap_buf, ETHERNET_LLH_LEN);
      memcpy(uip_buf, tmp_tap_buf + ETHERNET_LLH_LEN, uip_len);
      eth_input();

      if(slip_config_basedelay) {
        struct timeval tv;

        gettimeofday(&tv, NULL);
        delaymsec = slip_config_basedelay;
        delaystartsec = tv.tv_sec;
        delaystartmsec = tv.tv_usec / 1000;
      }
    }
  }
}

Exemplo n.º 3

Arquivo: raw-tap-dev.c Projeto: Ayesha-N/6lbr

static void
handle_fd(fd_set * rset, fd_set * wset)
{
  /* Optional delay between outgoing packets */
  /* Base delay times number of 6lowpan fragments to be sent */
  /* delaymsec = 10; */
  if(delaymsec) {
    struct timeval tv;
    int dmsec;

    gettimeofday(&tv, NULL);
    dmsec =
      (tv.tv_sec - delaystartsec) * 1000 + tv.tv_usec / 1000 - delaystartmsec;
    if(dmsec < 0)
      delaymsec = 0;
    if(dmsec > delaymsec)
      delaymsec = 0;
  }

  if(delaymsec == 0) {
    int size;

    if(FD_ISSET(tunfd, rset)) {
      size = tun_input(ethernet_tmp_buf, ETHERNET_TMP_BUF_SIZE);
      eth_drv_input(ethernet_tmp_buf, size);

      if(slip_config_basedelay) {
        struct timeval tv;

        gettimeofday(&tv, NULL);
        delaymsec = slip_config_basedelay;
        delaystartsec = tv.tv_sec;
        delaystartmsec = tv.tv_usec / 1000;
      }
    }
  }
}