#include <errno.h>
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#include <string.h>
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#include <netlink/genl/genl.h>
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#include <netlink/msg.h>
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#include <netlink/attr.h>
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#include "nl80211.h"
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#include "iw.h"
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static int set_power_save(struct nl80211_state *state,
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struct nl_cb *cb,
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struct nl_msg *msg,
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int argc, char **argv,
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enum id_input id)
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{
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enum nl80211_ps_state ps_state;
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if (argc != 1) {
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printf("Invalid parameters!\n");
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return 2;
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}
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if (strcmp(argv[0], "on") == 0)
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ps_state = NL80211_PS_ENABLED;
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else if (strcmp(argv[0], "off") == 0)
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ps_state = NL80211_PS_DISABLED;
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else {
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printf("Invalid parameter: %s\n", argv[0]);
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return 2;
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}
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NLA_PUT_U32(msg, NL80211_ATTR_PS_STATE, ps_state);
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return 0;
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nla_put_failure:
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return -ENOBUFS;
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}
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COMMAND(set, power_save, "<on|off>",
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NL80211_CMD_SET_POWER_SAVE, 0, CIB_NETDEV, set_power_save,
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"Set power save state to on or off.");
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static int print_power_save_handler(struct nl_msg *msg, void *arg)
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{
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struct nlattr *attrs[NL80211_ATTR_MAX + 1];
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struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
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const char *s;
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nla_parse(attrs, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
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genlmsg_attrlen(gnlh, 0), NULL);
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if (!attrs[NL80211_ATTR_PS_STATE])
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return NL_SKIP;
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switch (nla_get_u32(attrs[NL80211_ATTR_PS_STATE])) {
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case NL80211_PS_ENABLED:
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s = "on";
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break;
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case NL80211_PS_DISABLED:
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default:
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s = "off";
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break;
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}
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printf("Power save: %s\n", s);
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return NL_SKIP;
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}
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static int get_power_save(struct nl80211_state *state,
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struct nl_cb *cb,
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struct nl_msg *msg,
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int argc, char **argv,
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enum id_input id)
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{
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nl_cb_set(cb, NL_CB_VALID, NL_CB_CUSTOM,
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print_power_save_handler, NULL);
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return 0;
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}
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COMMAND(get, power_save, "<param>",
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NL80211_CMD_GET_POWER_SAVE, 0, CIB_NETDEV, get_power_save,
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"Retrieve power save state.");
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