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URL https://opencores.org/ocsvn/openrisc_2011-10-31/openrisc_2011-10-31/trunk

Subversion Repositories openrisc_2011-10-31

[/] [openrisc/] [trunk/] [or1ksim/] [peripheral/] [eth.c] - Diff between revs 538 and 566

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Rev 538 Rev 566
Line 162... Line 162...
   @return  The length if successful, a negative value otherwise.             */
   @return  The length if successful, a negative value otherwise.             */
/* -------------------------------------------------------------------------- */
/* -------------------------------------------------------------------------- */
static ssize_t
static ssize_t
eth_write_file_packet (struct eth_device *eth,
eth_write_file_packet (struct eth_device *eth,
                       unsigned char     *buf,
                       unsigned char     *buf,
                       unsigned long int  length)
                       int32_t            length)
{
{
  ssize_t  nwritten;
  ssize_t  nwritten;
 
 
  /* Write length to file. */
  /* Write length to file. */
  nwritten = write (eth->txfd, &(length), sizeof (length));
  nwritten = write (eth->txfd, &(length), sizeof (length));
Line 441... Line 441...
/* -------------------------------------------------------------------------- */
/* -------------------------------------------------------------------------- */
static ssize_t
static ssize_t
eth_read_file_packet (struct eth_device *eth,
eth_read_file_packet (struct eth_device *eth,
                      unsigned char     *buf)
                      unsigned char     *buf)
{
{
  ssize_t  packet_length;
  int32_t  packet_length;
  ssize_t  nread;
  ssize_t  nread;
 
 
  /* Read packet length. We may be at EOF. */
  /* Read packet length. We may be at EOF. */
  nread = read (eth->rxfd, &(packet_length), sizeof (packet_length));
  nread = read (eth->rxfd, &(packet_length), sizeof (packet_length));
 
 
Line 460... Line 460...
    }
    }
 
 
  /* Packet must be big enough to hold a header */
  /* Packet must be big enough to hold a header */
  if (packet_length < ETHER_HDR_LEN)
  if (packet_length < ETHER_HDR_LEN)
    {
    {
      fprintf (stderr, "Warning: Ethernet packet length %zd too small.\n",
      fprintf (stderr, "Warning: Ethernet packet length %d too small.\n",
               packet_length);
               packet_length);
      return  -1;
      return  -1;
    }
    }
 
 
  /* Read the packet proper. */
  /* Read the packet proper. */
Line 474... Line 474...
    {
    {
      fprintf (stderr, "ERROR: Failed to read packet from file.\n");
      fprintf (stderr, "ERROR: Failed to read packet from file.\n");
      return  -1;
      return  -1;
    }
    }
 
 
  return  packet_length;
  return  (ssize_t)packet_length;
 
 
}       /* eth_read_file_packet () */
}       /* eth_read_file_packet () */
 
 
 
 
#if HAVE_LINUX_IF_TUN_H==1
#if HAVE_LINUX_IF_TUN_H==1

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