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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 |