1#ifndef __NET_DROPMON_H
2#define __NET_DROPMON_H
3
4#include <linux/types.h>
5#include <linux/netlink.h>
6
7struct net_dm_drop_point {
8	__u8 pc[8];
9	__u32 count;
10};
11
12#define is_drop_point_hw(x) do {\
13	int ____i, ____j;\
14	for (____i = 0; ____i < 8; i ____i++)\
15		____j |= x[____i];\
16	____j;\
17} while (0)
18
19#define NET_DM_CFG_VERSION  0
20#define NET_DM_CFG_ALERT_COUNT  1
21#define NET_DM_CFG_ALERT_DELAY 2
22#define NET_DM_CFG_MAX 3
23
24struct net_dm_config_entry {
25	__u32 type;
26	__u64 data __attribute__((aligned(8)));
27};
28
29struct net_dm_config_msg {
30	__u32 entries;
31	struct net_dm_config_entry options[0];
32};
33
34struct net_dm_alert_msg {
35	__u32 entries;
36	struct net_dm_drop_point points[0];
37};
38
39struct net_dm_user_msg {
40	union {
41		struct net_dm_config_msg user;
42		struct net_dm_alert_msg alert;
43	} u;
44};
45
46
47/* These are the netlink message types for this protocol */
48
49enum {
50	NET_DM_CMD_UNSPEC = 0,
51	NET_DM_CMD_ALERT,
52	NET_DM_CMD_CONFIG,
53	NET_DM_CMD_START,
54	NET_DM_CMD_STOP,
55	_NET_DM_CMD_MAX,
56};
57
58#define NET_DM_CMD_MAX (_NET_DM_CMD_MAX - 1)
59
60/*
61 * Our group identifiers
62 */
63#define NET_DM_GRP_ALERT 1
64#endif
65