include/linux/net_dropmon.h

   1 #ifndef __NET_DROPMON_H
   2 #define __NET_DROPMON_H
   3
   4 #include <linux/netlink.h>
   5
   6 struct net_dm_drop_point {
   7         __u8 pc[8];
   8         __u32 count;
   9 };
  10
  11 #define NET_DM_CFG_VERSION  0
  12 #define NET_DM_CFG_ALERT_COUNT  1
  13 #define NET_DM_CFG_ALERT_DELAY 2
  14 #define NET_DM_CFG_MAX 3
  15
  16 struct net_dm_config_entry {
  17         __u32 type;
  18         __u64 data __attribute__((aligned(8)));
  19 };
  20
  21 struct net_dm_config_msg {
  22         __u32 entries;
  23         struct net_dm_config_entry options[0];
  24 };
  25
  26 struct net_dm_alert_msg {
  27         __u32 entries;
  28         struct net_dm_drop_point points[0];
  29 };
  30
  31 struct net_dm_user_msg {
  32         union {
  33                 struct net_dm_config_msg user;
  34                 struct net_dm_alert_msg alert;
  35         } u;
  36 };
  37
  38
  39 /* These are the netlink message types for this protocol */
  40
  41 enum {
  42         NET_DM_CMD_UNSPEC = 0,
  43         NET_DM_CMD_ALERT,
  44         NET_DM_CMD_CONFIG,
  45         NET_DM_CMD_START,
  46         NET_DM_CMD_STOP,
  47         _NET_DM_CMD_MAX,
  48 };
  49
  50 #define NET_DM_CMD_MAX (_NET_DM_CMD_MAX - 1)
  51
  52 /*
  53  * Our group identifiers
  54  */
  55 #define NET_DM_GRP_ALERT 1
  56 #endif