datapath/linux-2.6/compat-2.6/netdevice.c

   1 #include <linux/if_link.h>
   2 #include <linux/netdevice.h>
   3
   4 /* Linux 2.6.28 introduced dev_get_stats():
   5  * const struct net_device_stats *dev_get_stats(struct net_device *dev);
   6  *
   7  * Linux 2.6.36 changed dev_get_stats() to:
   8  * struct rtnl_link_stats64 *dev_get_stats(struct net_device *dev,
   9  *                                         struct rtnl_link_stats64 *storage);
  10  */
  11 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,36)
  12 struct rtnl_link_stats64 *dev_get_stats(struct net_device *dev,
  13                                         struct rtnl_link_stats64 *storage)
  14 {
  15         const struct net_device_stats *stats;
  16
  17 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,29)
  18         stats = dev->get_stats(dev);
  19 #else  /* 2.6.28 < kernel version < 2.6.36 */
  20         stats = (dev_get_stats)(dev);
  21 #endif /* 2.6.28 < kernel version < 2.6.36 */
  22
  23         storage->rx_packets = stats->rx_packets;
  24         storage->tx_packets = stats->tx_packets;
  25         storage->rx_bytes = stats->rx_bytes;
  26         storage->tx_bytes = stats->tx_bytes;
  27         storage->rx_errors = stats->rx_errors;
  28         storage->tx_errors = stats->tx_errors;
  29         storage->rx_dropped = stats->rx_dropped;
  30         storage->tx_dropped = stats->tx_dropped;
  31         storage->multicast = stats->multicast;
  32         storage->collisions = stats->collisions;
  33         storage->rx_length_errors = stats->rx_length_errors;
  34         storage->rx_over_errors = stats->rx_over_errors;
  35         storage->rx_crc_errors = stats->rx_crc_errors;
  36         storage->rx_frame_errors = stats->rx_frame_errors;
  37         storage->rx_fifo_errors = stats->rx_fifo_errors;
  38         storage->rx_missed_errors = stats->rx_missed_errors;
  39         storage->tx_aborted_errors = stats->tx_aborted_errors;
  40         storage->tx_carrier_errors = stats->tx_carrier_errors;
  41         storage->tx_fifo_errors = stats->tx_fifo_errors;
  42         storage->tx_heartbeat_errors = stats->tx_heartbeat_errors;
  43         storage->tx_window_errors = stats->tx_window_errors;
  44         storage->rx_compressed = stats->rx_compressed;
  45         storage->tx_compressed = stats->tx_compressed;
  46
  47         return storage;
  48 }
  49 #endif  /* kernel version < 2.6.36 */