1 #include <errno.h>
2 #include <string.h>
3
4 #include <netlink/genl/genl.h>
5 #include <netlink/msg.h>
6 #include <netlink/attr.h>
7
8 #include "nl80211.h"
9 #include "iw.h"
10
set_power_save(struct nl80211_state * state,struct nl_cb * cb,struct nl_msg * msg,int argc,char ** argv,enum id_input id)11 static int set_power_save(struct nl80211_state *state,
12 struct nl_cb *cb,
13 struct nl_msg *msg,
14 int argc, char **argv,
15 enum id_input id)
16 {
17 enum nl80211_ps_state ps_state;
18
19 if (argc != 1) {
20 printf("Invalid parameters!\n");
21 return 2;
22 }
23
24 if (strcmp(argv[0], "on") == 0)
25 ps_state = NL80211_PS_ENABLED;
26 else if (strcmp(argv[0], "off") == 0)
27 ps_state = NL80211_PS_DISABLED;
28 else {
29 printf("Invalid parameter: %s\n", argv[0]);
30 return 2;
31 }
32
33 NLA_PUT_U32(msg, NL80211_ATTR_PS_STATE, ps_state);
34
35 return 0;
36
37 nla_put_failure:
38 return -ENOBUFS;
39 }
40
41 COMMAND(set, power_save, "<on|off>",
42 NL80211_CMD_SET_POWER_SAVE, 0, CIB_NETDEV, set_power_save,
43 "Set power save state to on or off.");
44
print_power_save_handler(struct nl_msg * msg,void * arg)45 static int print_power_save_handler(struct nl_msg *msg, void *arg)
46 {
47 struct nlattr *attrs[NL80211_ATTR_MAX + 1];
48 struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
49 const char *s;
50
51 nla_parse(attrs, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
52 genlmsg_attrlen(gnlh, 0), NULL);
53
54 if (!attrs[NL80211_ATTR_PS_STATE])
55 return NL_SKIP;
56
57 switch (nla_get_u32(attrs[NL80211_ATTR_PS_STATE])) {
58 case NL80211_PS_ENABLED:
59 s = "on";
60 break;
61 case NL80211_PS_DISABLED:
62 default:
63 s = "off";
64 break;
65 }
66
67 printf("Power save: %s\n", s);
68
69 return NL_SKIP;
70 }
71
get_power_save(struct nl80211_state * state,struct nl_cb * cb,struct nl_msg * msg,int argc,char ** argv,enum id_input id)72 static int get_power_save(struct nl80211_state *state,
73 struct nl_cb *cb,
74 struct nl_msg *msg,
75 int argc, char **argv,
76 enum id_input id)
77 {
78 nl_cb_set(cb, NL_CB_VALID, NL_CB_CUSTOM,
79 print_power_save_handler, NULL);
80 return 0;
81 }
82
83 COMMAND(get, power_save, "<param>",
84 NL80211_CMD_GET_POWER_SAVE, 0, CIB_NETDEV, get_power_save,
85 "Retrieve power save state.");
86