#ifndef __NET_DROPMON_H
  #define __NET_DROPMON_H

  #include <linux/types.h>

  #include <linux/netlink.h>
  
  struct net_dm_drop_point {
  	__u8 pc[8];
  	__u32 count;
  };

  #define is_drop_point_hw(x) do {\
  	int ____i, ____j;\
  	for (____i = 0; ____i < 8; i ____i++)\
  		____j |= x[____i];\
  	____j;\
  } while (0)

  #define NET_DM_CFG_VERSION  0
  #define NET_DM_CFG_ALERT_COUNT  1
  #define NET_DM_CFG_ALERT_DELAY 2
  #define NET_DM_CFG_MAX 3
  
  struct net_dm_config_entry {
  	__u32 type;
  	__u64 data __attribute__((aligned(8)));
  };
  
  struct net_dm_config_msg {
  	__u32 entries;
  	struct net_dm_config_entry options[0];
  };
  
  struct net_dm_alert_msg {
  	__u32 entries;
  	struct net_dm_drop_point points[0];
  };
  
  struct net_dm_user_msg {
  	union {
  		struct net_dm_config_msg user;
  		struct net_dm_alert_msg alert;
  	} u;
  };
  
  
  /* These are the netlink message types for this protocol */
  
  enum {
  	NET_DM_CMD_UNSPEC = 0,
  	NET_DM_CMD_ALERT,
  	NET_DM_CMD_CONFIG,
  	NET_DM_CMD_START,
  	NET_DM_CMD_STOP,
  	_NET_DM_CMD_MAX,
  };
  
  #define NET_DM_CMD_MAX (_NET_DM_CMD_MAX - 1)
  
  /*
   * Our group identifiers
   */
  #define NET_DM_GRP_ALERT 1
  #endif