struct wpa_driver_nl80211_data *drv;
struct i802_bss *next;
int ifindex;
+ u64 wdev_id;
char ifname[IFNAMSIZ + 1];
char brname[IFNAMSIZ];
unsigned int beacon_set:1;
unsigned int added_if_into_bridge:1;
unsigned int added_bridge:1;
unsigned int in_deinit:1;
+ unsigned int wdev_id_set:1;
u8 addr[ETH_ALEN];
struct wpa_driver_nl80211_data *drv);
+static const char * nl80211_command_to_string(enum nl80211_commands cmd)
+{
+#define C2S(x) case x: return #x;
+ switch (cmd) {
+ C2S(NL80211_CMD_UNSPEC)
+ C2S(NL80211_CMD_GET_WIPHY)
+ C2S(NL80211_CMD_SET_WIPHY)
+ C2S(NL80211_CMD_NEW_WIPHY)
+ C2S(NL80211_CMD_DEL_WIPHY)
+ C2S(NL80211_CMD_GET_INTERFACE)
+ C2S(NL80211_CMD_SET_INTERFACE)
+ C2S(NL80211_CMD_NEW_INTERFACE)
+ C2S(NL80211_CMD_DEL_INTERFACE)
+ C2S(NL80211_CMD_GET_KEY)
+ C2S(NL80211_CMD_SET_KEY)
+ C2S(NL80211_CMD_NEW_KEY)
+ C2S(NL80211_CMD_DEL_KEY)
+ C2S(NL80211_CMD_GET_BEACON)
+ C2S(NL80211_CMD_SET_BEACON)
+ C2S(NL80211_CMD_START_AP)
+ C2S(NL80211_CMD_STOP_AP)
+ C2S(NL80211_CMD_GET_STATION)
+ C2S(NL80211_CMD_SET_STATION)
+ C2S(NL80211_CMD_NEW_STATION)
+ C2S(NL80211_CMD_DEL_STATION)
+ C2S(NL80211_CMD_GET_MPATH)
+ C2S(NL80211_CMD_SET_MPATH)
+ C2S(NL80211_CMD_NEW_MPATH)
+ C2S(NL80211_CMD_DEL_MPATH)
+ C2S(NL80211_CMD_SET_BSS)
+ C2S(NL80211_CMD_SET_REG)
+ C2S(NL80211_CMD_REQ_SET_REG)
+ C2S(NL80211_CMD_GET_MESH_CONFIG)
+ C2S(NL80211_CMD_SET_MESH_CONFIG)
+ C2S(NL80211_CMD_SET_MGMT_EXTRA_IE)
+ C2S(NL80211_CMD_GET_REG)
+ C2S(NL80211_CMD_GET_SCAN)
+ C2S(NL80211_CMD_TRIGGER_SCAN)
+ C2S(NL80211_CMD_NEW_SCAN_RESULTS)
+ C2S(NL80211_CMD_SCAN_ABORTED)
+ C2S(NL80211_CMD_REG_CHANGE)
+ C2S(NL80211_CMD_AUTHENTICATE)
+ C2S(NL80211_CMD_ASSOCIATE)
+ C2S(NL80211_CMD_DEAUTHENTICATE)
+ C2S(NL80211_CMD_DISASSOCIATE)
+ C2S(NL80211_CMD_MICHAEL_MIC_FAILURE)
+ C2S(NL80211_CMD_REG_BEACON_HINT)
+ C2S(NL80211_CMD_JOIN_IBSS)
+ C2S(NL80211_CMD_LEAVE_IBSS)
+ C2S(NL80211_CMD_TESTMODE)
+ C2S(NL80211_CMD_CONNECT)
+ C2S(NL80211_CMD_ROAM)
+ C2S(NL80211_CMD_DISCONNECT)
+ C2S(NL80211_CMD_SET_WIPHY_NETNS)
+ C2S(NL80211_CMD_GET_SURVEY)
+ C2S(NL80211_CMD_NEW_SURVEY_RESULTS)
+ C2S(NL80211_CMD_SET_PMKSA)
+ C2S(NL80211_CMD_DEL_PMKSA)
+ C2S(NL80211_CMD_FLUSH_PMKSA)
+ C2S(NL80211_CMD_REMAIN_ON_CHANNEL)
+ C2S(NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL)
+ C2S(NL80211_CMD_SET_TX_BITRATE_MASK)
+ C2S(NL80211_CMD_REGISTER_FRAME)
+ C2S(NL80211_CMD_FRAME)
+ C2S(NL80211_CMD_FRAME_TX_STATUS)
+ C2S(NL80211_CMD_SET_POWER_SAVE)
+ C2S(NL80211_CMD_GET_POWER_SAVE)
+ C2S(NL80211_CMD_SET_CQM)
+ C2S(NL80211_CMD_NOTIFY_CQM)
+ C2S(NL80211_CMD_SET_CHANNEL)
+ C2S(NL80211_CMD_SET_WDS_PEER)
+ C2S(NL80211_CMD_FRAME_WAIT_CANCEL)
+ C2S(NL80211_CMD_JOIN_MESH)
+ C2S(NL80211_CMD_LEAVE_MESH)
+ C2S(NL80211_CMD_UNPROT_DEAUTHENTICATE)
+ C2S(NL80211_CMD_UNPROT_DISASSOCIATE)
+ C2S(NL80211_CMD_NEW_PEER_CANDIDATE)
+ C2S(NL80211_CMD_GET_WOWLAN)
+ C2S(NL80211_CMD_SET_WOWLAN)
+ C2S(NL80211_CMD_START_SCHED_SCAN)
+ C2S(NL80211_CMD_STOP_SCHED_SCAN)
+ C2S(NL80211_CMD_SCHED_SCAN_RESULTS)
+ C2S(NL80211_CMD_SCHED_SCAN_STOPPED)
+ C2S(NL80211_CMD_SET_REKEY_OFFLOAD)
+ C2S(NL80211_CMD_PMKSA_CANDIDATE)
+ C2S(NL80211_CMD_TDLS_OPER)
+ C2S(NL80211_CMD_TDLS_MGMT)
+ C2S(NL80211_CMD_UNEXPECTED_FRAME)
+ C2S(NL80211_CMD_PROBE_CLIENT)
+ C2S(NL80211_CMD_REGISTER_BEACONS)
+ C2S(NL80211_CMD_UNEXPECTED_4ADDR_FRAME)
+ C2S(NL80211_CMD_SET_NOACK_MAP)
+ C2S(NL80211_CMD_CH_SWITCH_NOTIFY)
+ C2S(NL80211_CMD_START_P2P_DEVICE)
+ C2S(NL80211_CMD_STOP_P2P_DEVICE)
+ C2S(NL80211_CMD_CONN_FAILED)
+ C2S(NL80211_CMD_SET_MCAST_RATE)
+ C2S(NL80211_CMD_SET_MAC_ACL)
+ C2S(NL80211_CMD_RADAR_DETECT)
+ C2S(NL80211_CMD_GET_PROTOCOL_FEATURES)
+ C2S(NL80211_CMD_UPDATE_FT_IES)
+ C2S(NL80211_CMD_FT_EVENT)
+ C2S(NL80211_CMD_CRIT_PROTOCOL_START)
+ C2S(NL80211_CMD_CRIT_PROTOCOL_STOP)
+ default:
+ return "NL80211_CMD_UNKNOWN";
+ }
+#undef C2S
+}
+
+
static int is_ap_interface(enum nl80211_iftype nlmode)
{
return (nlmode == NL80211_IFTYPE_AP ||
}
-static int is_p2p_interface(enum nl80211_iftype nlmode)
+static int is_p2p_net_interface(enum nl80211_iftype nlmode)
{
return (nlmode == NL80211_IFTYPE_P2P_CLIENT ||
nlmode == NL80211_IFTYPE_P2P_GO);
};
+static int nl80211_set_iface_id(struct nl_msg *msg, struct i802_bss *bss)
+{
+ if (bss->wdev_id_set)
+ NLA_PUT_U64(msg, NL80211_ATTR_WDEV, bss->wdev_id);
+ else
+ NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, bss->ifindex);
+ return 0;
+
+nla_put_failure:
+ return -1;
+}
+
+
static int family_handler(struct nl_msg *msg, void *arg)
{
struct family_data *res = arg;
}
if (frame == NULL) {
- wpa_printf(MSG_DEBUG, "nl80211: MLME event %d without frame "
- "data", cmd);
+ wpa_printf(MSG_DEBUG,
+ "nl80211: MLME event %d (%s) without frame data",
+ cmd, nl80211_command_to_string(cmd));
return;
}
data = nla_data(frame);
len = nla_len(frame);
if (len < 4 + 2 * ETH_ALEN) {
- wpa_printf(MSG_MSGDUMP, "nl80211: MLME event %d on %s(" MACSTR
- ") - too short",
- cmd, bss->ifname, MAC2STR(bss->addr));
+ wpa_printf(MSG_MSGDUMP, "nl80211: MLME event %d (%s) on %s("
+ MACSTR ") - too short",
+ cmd, nl80211_command_to_string(cmd), bss->ifname,
+ MAC2STR(bss->addr));
return;
}
- wpa_printf(MSG_MSGDUMP, "nl80211: MLME event %d on %s(" MACSTR ") A1="
- MACSTR " A2=" MACSTR, cmd, bss->ifname, MAC2STR(bss->addr),
- MAC2STR(data + 4), MAC2STR(data + 4 + ETH_ALEN));
+ wpa_printf(MSG_MSGDUMP, "nl80211: MLME event %d (%s) on %s(" MACSTR
+ ") A1=" MACSTR " A2=" MACSTR, cmd,
+ nl80211_command_to_string(cmd), bss->ifname,
+ MAC2STR(bss->addr), MAC2STR(data + 4),
+ MAC2STR(data + 4 + ETH_ALEN));
if (cmd != NL80211_CMD_FRAME_TX_STATUS && !(data[4] & 0x01) &&
os_memcmp(bss->addr, data + 4, ETH_ALEN) != 0 &&
os_memcmp(bss->addr, data + 4 + ETH_ALEN, ETH_ALEN) != 0) {
struct nlattr *sinfo[NL80211_STA_INFO_MAX + 1];
static struct nla_policy policy[NL80211_STA_INFO_MAX + 1] = {
[NL80211_STA_INFO_SIGNAL] = { .type = NLA_U8 },
+ [NL80211_STA_INFO_SIGNAL_AVG] = { .type = NLA_U8 },
};
struct nlattr *rinfo[NL80211_RATE_INFO_MAX + 1];
static struct nla_policy rate_policy[NL80211_RATE_INFO_MAX + 1] = {
sig_change->current_signal =
(s8) nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL]);
+ if (sinfo[NL80211_STA_INFO_SIGNAL_AVG])
+ sig_change->avg_signal =
+ (s8) nla_get_u8(sinfo[NL80211_STA_INFO_SIGNAL_AVG]);
+ else
+ sig_change->avg_signal = 0;
+
if (sinfo[NL80211_STA_INFO_TX_BITRATE]) {
if (nla_parse_nested(rinfo, NL80211_RATE_INFO_MAX,
sinfo[NL80211_STA_INFO_TX_BITRATE],
{
struct wpa_driver_nl80211_data *drv = bss->drv;
+ wpa_printf(MSG_DEBUG, "nl80211: Drv Event %d (%s) received for %s",
+ cmd, nl80211_command_to_string(cmd), bss->ifname);
+
if (drv->ap_scan_as_station != NL80211_IFTYPE_UNSPECIFIED &&
(cmd == NL80211_CMD_NEW_SCAN_RESULTS ||
cmd == NL80211_CMD_SCAN_ABORTED)) {
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
genlmsg_attrlen(gnlh, 0), NULL);
- if (tb[NL80211_ATTR_IFINDEX])
+ if (tb[NL80211_ATTR_IFINDEX]) {
ifidx = nla_get_u32(tb[NL80211_ATTR_IFINDEX]);
- for (bss = &drv->first_bss; bss; bss = bss->next) {
- if (ifidx == -1 || ifidx == bss->ifindex) {
- do_process_drv_event(bss, gnlh->cmd, tb);
- return NL_SKIP;
+ for (bss = &drv->first_bss; bss; bss = bss->next)
+ if (ifidx == -1 || ifidx == bss->ifindex) {
+ do_process_drv_event(bss, gnlh->cmd, tb);
+ return NL_SKIP;
+ }
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Ignored event (cmd=%d) for foreign interface (ifindex %d)",
+ gnlh->cmd, ifidx);
+ } else if (tb[NL80211_ATTR_WDEV]) {
+ u64 wdev_id = nla_get_u64(tb[NL80211_ATTR_WDEV]);
+ wpa_printf(MSG_DEBUG, "nl80211: Process event on P2P device");
+ for (bss = &drv->first_bss; bss; bss = bss->next) {
+ if (bss->wdev_id_set && wdev_id == bss->wdev_id) {
+ do_process_drv_event(bss, gnlh->cmd, tb);
+ return NL_SKIP;
+ }
}
+ wpa_printf(MSG_DEBUG,
+ "nl80211: Ignored event (cmd=%d) for foreign interface (wdev 0x%llx)",
+ gnlh->cmd, (long long unsigned int) wdev_id);
}
- wpa_printf(MSG_DEBUG, "nl80211: Ignored event (cmd=%d) for foreign "
- "interface (ifindex %d)", gnlh->cmd, ifidx);
-
return NL_SKIP;
}
struct wpa_driver_nl80211_data *drv, *tmp;
int ifidx = -1;
struct i802_bss *bss;
+ u64 wdev_id;
+ int wdev_id_set = 0;
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
genlmsg_attrlen(gnlh, 0), NULL);
if (tb[NL80211_ATTR_IFINDEX])
ifidx = nla_get_u32(tb[NL80211_ATTR_IFINDEX]);
+ else if (tb[NL80211_ATTR_WDEV]) {
+ wdev_id = nla_get_u64(tb[NL80211_ATTR_WDEV]);
+ wdev_id_set = 1;
+ }
dl_list_for_each_safe(drv, tmp, &global->interfaces,
struct wpa_driver_nl80211_data, list) {
for (bss = &drv->first_bss; bss; bss = bss->next) {
- if (ifidx == -1 || ifidx == bss->ifindex) {
+ if ((ifidx == -1 && !wdev_id_set) ||
+ ifidx == bss->ifindex ||
+ (wdev_id_set && bss->wdev_id_set &&
+ wdev_id == bss->wdev_id)) {
do_process_drv_event(bss, gnlh->cmd, tb);
return NL_SKIP;
}
nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
genlmsg_attrlen(gnlh, 0), NULL);
+ wpa_printf(MSG_DEBUG, "nl80211: BSS Event %d (%s) received for %s",
+ gnlh->cmd, nl80211_command_to_string(gnlh->cmd),
+ bss->ifname);
+
switch (gnlh->cmd) {
case NL80211_CMD_FRAME:
case NL80211_CMD_FRAME_TX_STATUS:
case NL80211_IFTYPE_ADHOC:
info->capa->flags |= WPA_DRIVER_FLAGS_IBSS;
break;
+ case NL80211_IFTYPE_P2P_DEVICE:
+ info->capa->flags |=
+ WPA_DRIVER_FLAGS_DEDICATED_P2P_DEVICE;
+ break;
case NL80211_IFTYPE_P2P_GO:
info->p2p_go_supported = 1;
break;
nl80211_cmd(drv, msg, 0, NL80211_CMD_REGISTER_ACTION);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, bss->ifindex);
+ if (nl80211_set_iface_id(msg, bss))
+ goto nla_put_failure;
+
NLA_PUT_U16(msg, NL80211_ATTR_FRAME_TYPE, type);
NLA_PUT(msg, NL80211_ATTR_FRAME_MATCH, match_len, match);
static struct nl_msg *
nl80211_scan_common(struct wpa_driver_nl80211_data *drv, u8 cmd,
- struct wpa_driver_scan_params *params)
+ struct wpa_driver_scan_params *params, u64 *wdev_id)
{
struct nl_msg *msg;
size_t i;
nl80211_cmd(drv, msg, 0, cmd);
- if (nla_put_u32(msg, NL80211_ATTR_IFINDEX, drv->ifindex) < 0)
- goto fail;
+ if (!wdev_id)
+ NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
+ else
+ NLA_PUT_U64(msg, NL80211_ATTR_WDEV, *wdev_id);
if (params->num_ssids) {
struct nlattr *ssids;
return msg;
fail:
+nla_put_failure:
nlmsg_free(msg);
return NULL;
}
wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: scan request");
drv->scan_for_auth = 0;
- msg = nl80211_scan_common(drv, NL80211_CMD_TRIGGER_SCAN, params);
+ msg = nl80211_scan_common(drv, NL80211_CMD_TRIGGER_SCAN, params,
+ bss->wdev_id_set ? &bss->wdev_id : NULL);
if (!msg)
return -1;
return android_pno_start(bss, params);
#endif /* ANDROID */
- msg = nl80211_scan_common(drv, NL80211_CMD_START_SCHED_SCAN, params);
+ msg = nl80211_scan_common(drv, NL80211_CMD_START_SCHED_SCAN, params,
+ bss->wdev_id_set ? &bss->wdev_id : NULL);
if (!msg)
goto nla_put_failure;
struct nl_msg *msg;
int ret;
- wpa_printf(MSG_DEBUG, "%s: ifindex=%d alg=%d addr=%p key_idx=%d "
+ wpa_printf(MSG_DEBUG, "%s: ifindex=%d (%s) alg=%d addr=%p key_idx=%d "
"set_tx=%d seq_len=%lu key_len=%lu",
- __func__, ifindex, alg, addr, key_idx, set_tx,
+ __func__, ifindex, ifname, alg, addr, key_idx, set_tx,
(unsigned long) seq_len, (unsigned long) key_len);
#ifdef CONFIG_TDLS
if (key_idx == -1)
params->listen_interval);
NLA_PUT_U16(msg, NL80211_ATTR_STA_LISTEN_INTERVAL,
params->listen_interval);
+ } else if (params->aid && (params->flags & WPA_STA_TDLS_PEER)) {
+ wpa_printf(MSG_DEBUG, " * peer_aid=%u", params->aid);
+ NLA_PUT_U16(msg, NL80211_ATTR_PEER_AID, params->aid);
}
if (params->ht_capabilities) {
wpa_hexdump(MSG_DEBUG, " * ht_capabilities",
return "P2P_CLIENT";
case NL80211_IFTYPE_P2P_GO:
return "P2P_GO";
+ case NL80211_IFTYPE_P2P_DEVICE:
+ return "P2P_DEVICE";
default:
return "unknown";
}
static int nl80211_create_iface_once(struct wpa_driver_nl80211_data *drv,
const char *ifname,
enum nl80211_iftype iftype,
- const u8 *addr, int wds)
+ const u8 *addr, int wds,
+ int (*handler)(struct nl_msg *, void *),
+ void *arg)
{
struct nl_msg *msg;
int ifidx;
NLA_PUT_U8(msg, NL80211_ATTR_4ADDR, wds);
}
- ret = send_and_recv_msgs(drv, msg, NULL, NULL);
+ ret = send_and_recv_msgs(drv, msg, handler, arg);
msg = NULL;
if (ret) {
nla_put_failure:
return ret;
}
+ if (iftype == NL80211_IFTYPE_P2P_DEVICE) {
+ wpa_printf(MSG_DEBUG,
+ "nl80211: New P2P Device interface %s created",
+ ifname);
+ return 0;
+ }
+
ifidx = if_nametoindex(ifname);
wpa_printf(MSG_DEBUG, "nl80211: New interface %s created: ifindex=%d",
ifname, ifidx);
static int nl80211_create_iface(struct wpa_driver_nl80211_data *drv,
const char *ifname, enum nl80211_iftype iftype,
- const u8 *addr, int wds)
+ const u8 *addr, int wds,
+ int (*handler)(struct nl_msg *, void *),
+ void *arg)
{
int ret;
- ret = nl80211_create_iface_once(drv, ifname, iftype, addr, wds);
+ ret = nl80211_create_iface_once(drv, ifname, iftype, addr, wds, handler,
+ arg);
/* if error occurred and interface exists already */
if (ret == -ENFILE && if_nametoindex(ifname)) {
/* Try to create the interface again */
ret = nl80211_create_iface_once(drv, ifname, iftype, addr,
- wds);
+ wds, handler, arg);
}
- if (ret >= 0 && is_p2p_interface(iftype))
+ if (ret >= 0 && is_p2p_net_interface(iftype))
nl80211_disable_11b_rates(drv, ret, 1);
return ret;
drv->monitor_ifidx =
nl80211_create_iface(drv, buf, NL80211_IFTYPE_MONITOR, NULL,
- 0);
+ 0, NULL, NULL);
if (drv->monitor_ifidx == -EOPNOTSUPP) {
/*
return ret;
}
- if (is_p2p_interface(nlmode))
+ if (is_p2p_net_interface(nlmode))
nl80211_disable_11b_rates(drv, drv->ifindex, 1);
else if (drv->disabled_11b_rates)
nl80211_disable_11b_rates(drv, drv->ifindex, 0);
struct nl_msg *msg;
struct nl80211_sta_flag_update upd;
+ wpa_printf(MSG_DEBUG, "nl80211: Set supplicant port %sauthorized for "
+ MACSTR, authorized ? "" : "un", MAC2STR(drv->bssid));
+
msg = nlmsg_alloc();
if (!msg)
return -ENOMEM;
if (!if_nametoindex(name)) {
if (nl80211_create_iface(drv, name,
NL80211_IFTYPE_AP_VLAN,
- bss->addr, 1) < 0)
+ bss->addr, 1, NULL, NULL) < 0)
return -1;
if (bridge_ifname &&
linux_br_add_if(drv->global->ioctl_sock,
return NL80211_IFTYPE_AP;
case WPA_IF_P2P_GO:
return NL80211_IFTYPE_P2P_GO;
+ case WPA_IF_P2P_DEVICE:
+ return NL80211_IFTYPE_P2P_DEVICE;
}
return -1;
}
os_memcpy(if_addr, addr, ETH_ALEN);
ifidx = nl80211_create_iface(drv, ifname,
wpa_driver_nl80211_if_type(type), addr,
- 0);
+ 0, NULL, NULL);
if (ifidx < 0) {
#ifdef HOSTAPD
os_free(new_bss);
freq, wait, no_cck, no_ack, offchanok);
nl80211_cmd(drv, msg, 0, NL80211_CMD_FRAME);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, bss->ifindex);
+ if (nl80211_set_iface_id(msg, bss))
+ goto nla_put_failure;
+
NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FREQ, freq);
if (wait)
NLA_PUT_U32(msg, NL80211_ATTR_DURATION, wait);
nl80211_cmd(drv, msg, 0, NL80211_CMD_REMAIN_ON_CHANNEL);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
+ if (nl80211_set_iface_id(msg, bss))
+ goto nla_put_failure;
+
NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FREQ, freq);
NLA_PUT_U32(msg, NL80211_ATTR_DURATION, duration);
nl80211_cmd(drv, msg, 0, NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL);
- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
+ if (nl80211_set_iface_id(msg, bss))
+ goto nla_put_failure;
+
NLA_PUT_U64(msg, NL80211_ATTR_COOKIE, drv->remain_on_chan_cookie);
ret = send_and_recv_msgs(drv, msg, NULL, NULL);
}
+/* Converts nl80211_chan_width to a common format */
+static enum chan_width convert2width(int width)
+{
+ switch (width) {
+ case NL80211_CHAN_WIDTH_20_NOHT:
+ return CHAN_WIDTH_20_NOHT;
+ case NL80211_CHAN_WIDTH_20:
+ return CHAN_WIDTH_20;
+ case NL80211_CHAN_WIDTH_40:
+ return CHAN_WIDTH_40;
+ case NL80211_CHAN_WIDTH_80:
+ return CHAN_WIDTH_80;
+ case NL80211_CHAN_WIDTH_80P80:
+ return CHAN_WIDTH_80P80;
+ case NL80211_CHAN_WIDTH_160:
+ return CHAN_WIDTH_160;
+ }
+ return CHAN_WIDTH_UNKNOWN;
+}
+
+
+static int get_channel_width(struct nl_msg *msg, void *arg)
+{
+ struct nlattr *tb[NL80211_ATTR_MAX + 1];
+ struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg));
+ struct wpa_signal_info *sig_change = arg;
+
+ nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0),
+ genlmsg_attrlen(gnlh, 0), NULL);
+
+ sig_change->center_frq1 = -1;
+ sig_change->center_frq2 = -1;
+ sig_change->chanwidth = CHAN_WIDTH_UNKNOWN;
+
+ if (tb[NL80211_ATTR_CHANNEL_WIDTH]) {
+ sig_change->chanwidth = convert2width(
+ nla_get_u32(tb[NL80211_ATTR_CHANNEL_WIDTH]));
+ if (tb[NL80211_ATTR_CENTER_FREQ1])
+ sig_change->center_frq1 =
+ nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]);
+ if (tb[NL80211_ATTR_CENTER_FREQ2])
+ sig_change->center_frq2 =
+ nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]);
+ }
+
+ return NL_SKIP;
+}
+
+
+static int nl80211_get_channel_width(struct wpa_driver_nl80211_data *drv,
+ struct wpa_signal_info *sig)
+{
+ struct nl_msg *msg;
+
+ msg = nlmsg_alloc();
+ if (!msg)
+ return -ENOMEM;
+
+ nl80211_cmd(drv, msg, 0, NL80211_CMD_GET_INTERFACE);
+ NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
+
+ return send_and_recv_msgs(drv, msg, get_channel_width, sig);
+
+nla_put_failure:
+ nlmsg_free(msg);
+ return -ENOBUFS;
+}
+
+
static int nl80211_signal_poll(void *priv, struct wpa_signal_info *si)
{
struct i802_bss *bss = priv;
if (res != 0)
return res;
+ res = nl80211_get_channel_width(drv, si);
+ if (res != 0)
+ return res;
+
return nl80211_get_link_noise(drv, si);
}
projects / mech_eap.git / blobdiff