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