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7988b229 JO |
1 | #include <errno.h> |
2 | ||
3 | #include <netlink/genl/genl.h> | |
4 | #include <netlink/genl/family.h> | |
5 | #include <netlink/genl/ctrl.h> | |
6 | #include <netlink/msg.h> | |
7 | #include <netlink/attr.h> | |
8 | ||
9 | #include "nl80211.h" | |
10 | #include "iw.h" | |
11 | ||
12 | static int iw_cqm_rssi(struct nl80211_state *state, struct nl_cb *cb, | |
13 | struct nl_msg *msg, int argc, char **argv) | |
14 | { | |
15 | struct nl_msg *cqm = NULL; | |
16 | int thold = 0; | |
17 | int hyst = 0; | |
18 | int ret = -ENOSPC; | |
19 | ||
20 | /* get the required args */ | |
21 | if (argc < 1 || argc > 2) | |
22 | return 1; | |
23 | ||
24 | if (strcmp(argv[0], "off")) { | |
25 | thold = atoi(argv[0]); | |
26 | ||
27 | if (thold == 0) | |
28 | return -EINVAL; | |
29 | ||
30 | if (argc == 2) | |
31 | hyst = atoi(argv[1]); | |
32 | } | |
33 | ||
34 | /* connection quality monitor attributes */ | |
35 | cqm = nlmsg_alloc(); | |
36 | ||
37 | NLA_PUT_U32(cqm, NL80211_ATTR_CQM_RSSI_THOLD, thold); | |
38 | NLA_PUT_U32(cqm, NL80211_ATTR_CQM_RSSI_HYST, hyst); | |
39 | ||
40 | nla_put_nested(msg, NL80211_ATTR_CQM, cqm); | |
41 | ret = 0; | |
42 | ||
43 | nla_put_failure: | |
44 | nlmsg_free(cqm); | |
45 | return ret; | |
46 | } | |
47 | ||
48 | TOPLEVEL(cqm, "", | |
49 | 0, 0, CIB_NETDEV, NULL, | |
50 | "Configure the WLAN connection quality monitor.\n"); | |
51 | ||
52 | COMMAND(cqm, rssi, "<threshold|off> [<hysteresis>]", | |
53 | NL80211_CMD_SET_CQM, 0, CIB_NETDEV, iw_cqm_rssi, | |
54 | "Set connection quality monitor RSSI threshold.\n"); |