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
offchannel(struct nl80211_state * state,struct nl_cb * cb,struct nl_msg * msg,int argc,char ** argv,enum id_input id)12 static int offchannel(struct nl80211_state *state, struct nl_cb *cb,
13 struct nl_msg *msg, int argc, char **argv,
14 enum id_input id)
15 {
16 char *end;
17
18 /* freq */
19 NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FREQ,
20 strtoul(argv[0], &end, 10));
21 if (*end != '\0')
22 return 1;
23 argv++;
24 argc--;
25
26 /* duration */
27 NLA_PUT_U32(msg, NL80211_ATTR_DURATION,
28 strtoul(argv[0], &end, 10));
29 if (*end != '\0')
30 return 1;
31 argv++;
32 argc--;
33
34 if (argc)
35 return 1;
36
37 return 0;
38 nla_put_failure:
39 return -ENOSPC;
40 }
41
42 TOPLEVEL(offchannel, "<freq> <duration>", NL80211_CMD_REMAIN_ON_CHANNEL, 0,
43 CIB_NETDEV, offchannel,
44 "Leave operating channel and go to the given channel for a while.");
45