C++ (Cpp) device2ether Beispiele

Beispiel #1

static int
ether_Slot(struct physical *p)
{
  struct etherdevice *dev = device2ether(p->handler);

  return dev->slot;
}

Beispiel #2

static ssize_t
ether_Write(struct physical *p, const void *v, size_t n)
{
  struct etherdevice *dev = device2ether(p->handler);

  return NgSendData(p->fd, dev->hook, v, n) == -1 ? -1 : (ssize_t)n;
}

Beispiel #3

static void
ether_Free(struct physical *p)
{
  struct etherdevice *dev = device2ether(p->handler);

  physical_SetDescriptor(p);
  if (dev->cs != -1)
    close(dev->cs);
  free(dev);
}

Beispiel #4

static int
ether_IsSet(struct fdescriptor *d, const fd_set *fdset)
{
  struct physical *p = descriptor2physical(d);
  struct etherdevice *dev = device2ether(p->handler);
  int result;

  result = dev->cs >= 0 && FD_ISSET(dev->cs, fdset);
  result += physical_IsSet(d, fdset);

  return result;
}

Beispiel #5

static int
ether_AwaitCarrier(struct physical *p)
{
  struct etherdevice *dev = device2ether(p->handler);

  if (dev->connected != CARRIER_OK && !dev->timeout--)
    dev->connected = CARRIER_LOST;
  else if (dev->connected == CARRIER_PENDING)
    ether_MessageIn(dev);

  return dev->connected;
}

Beispiel #6

static const char *
ether_OpenInfo(struct physical *p)
{
  struct etherdevice *dev = device2ether(p->handler);

  switch (dev->connected) {
    case CARRIER_PENDING:
      return "negotiating";
    case CARRIER_OK:
      return "established";
  }

  return "disconnected";
}

Beispiel #7

static int
ether_UpdateSet(struct fdescriptor *d, fd_set *r, fd_set *w, fd_set *e, int *n)
{
  struct physical *p = descriptor2physical(d);
  struct etherdevice *dev = device2ether(p->handler);
  int result;

  if (r && dev->cs >= 0) {
    FD_SET(dev->cs, r);
    log_Printf(LogTIMER, "%s(ctrl): fdset(r) %d\n", p->link.name, dev->cs);
    result = 1;
  } else
    result = 0;

  result += physical_doUpdateSet(d, r, w, e, n, 0);

  return result;
}

Beispiel #8

static void
ether_DescriptorRead(struct fdescriptor *d, struct bundle *bundle,
                     const fd_set *fdset)
{
  struct physical *p = descriptor2physical(d);
  struct etherdevice *dev = device2ether(p->handler);

  if (dev->cs >= 0 && FD_ISSET(dev->cs, fdset)) {
    ether_MessageIn(dev);
    if (dev->connected == CARRIER_LOST) {
      log_Printf(LogPHASE, "%s: Device disconnected\n", p->link.name);
      datalink_Down(p->dl, CLOSE_NORMAL);
      return;
    }
  }

  if (physical_IsSet(d, fdset))
    physical_DescriptorRead(d, bundle, fdset);
}

Beispiel #9

static void
ether_device2iov(struct device *d, struct iovec *iov, int *niov,
                 int maxiov, int *auxfd, int *nauxfd)
{
  struct etherdevice *dev = device2ether(d);
  int sz = physical_MaxDeviceSize();

  iov[*niov].iov_base = realloc(d, sz);
  if (iov[*niov].iov_base == NULL) {
    log_Printf(LogALERT, "Failed to allocate memory: %d\n", sz);
    AbortProgram(EX_OSERR);
  }
  iov[*niov].iov_len = sz;
  (*niov)++;

  if (dev->cs >= 0) {
    *auxfd = dev->cs;
    (*nauxfd)++;
  }
}

Beispiel #10

static int
ether_RemoveFromSet(struct physical *p, fd_set *r, fd_set *w, fd_set *e)
{
  struct etherdevice *dev = device2ether(p->handler);
  int result;

  if (r && dev->cs >= 0 && FD_ISSET(dev->cs, r)) {
    FD_CLR(dev->cs, r);
    log_Printf(LogTIMER, "%s: fdunset(ctrl) %d\n", p->link.name, dev->cs);
    result = 1;
  } else
    result = 0;

  /* Careful... physical_RemoveFromSet() called us ! */

  p->handler->removefromset = NULL;
  result += physical_RemoveFromSet(p, r, w, e);
  p->handler->removefromset = ether_RemoveFromSet;

  return result;
}