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nl80211: Debug print details from the beacon hint events

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Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2018-12-31 16:29:16 +02:00
parent dd5d325b0a
commit 02d53ac351
1 changed files with 49 additions and 6 deletions
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55
src/drivers/driver_nl80211_event.c
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@ -2183,6 +2183,54 @@ static void nl80211_reg_change_event(struct wpa_driver_nl80211_data *drv,
}
static void nl80211_dump_freq(const char *title, struct nlattr *nl_freq)
{
static struct nla_policy freq_policy[NL80211_FREQUENCY_ATTR_MAX + 1] = {
[NL80211_FREQUENCY_ATTR_FREQ] = { .type = NLA_U32 },
[NL80211_FREQUENCY_ATTR_DISABLED] = { .type = NLA_FLAG },
[NL80211_FREQUENCY_ATTR_NO_IR] = { .type = NLA_FLAG },
[NL80211_FREQUENCY_ATTR_RADAR] = { .type = NLA_FLAG },
[NL80211_FREQUENCY_ATTR_MAX_TX_POWER] = { .type = NLA_U32 },
};
struct nlattr *tb[NL80211_FREQUENCY_ATTR_MAX + 1];
u32 freq = 0, max_tx_power = 0;
nla_parse(tb, NL80211_FREQUENCY_ATTR_MAX,
nla_data(nl_freq), nla_len(nl_freq), freq_policy);
if (tb[NL80211_FREQUENCY_ATTR_FREQ])
freq = nla_get_u32(tb[NL80211_FREQUENCY_ATTR_FREQ]);
if (tb[NL80211_FREQUENCY_ATTR_MAX_TX_POWER])
max_tx_power =
nla_get_u32(tb[NL80211_FREQUENCY_ATTR_MAX_TX_POWER]);
wpa_printf(MSG_DEBUG,
"nl80211: Channel (%s): freq=%u max_tx_power=%u%s%s%s",
title, freq, max_tx_power,
tb[NL80211_FREQUENCY_ATTR_DISABLED] ? " disabled" : "",
tb[NL80211_FREQUENCY_ATTR_NO_IR] ? " no-IR" : "",
tb[NL80211_FREQUENCY_ATTR_RADAR] ? " radar" : "");
}
static void nl80211_reg_beacon_hint_event(struct wpa_driver_nl80211_data *drv,
struct nlattr *tb[])
{
union wpa_event_data data;
wpa_printf(MSG_DEBUG, "nl80211: Regulatory beacon hint");
os_memset(&data, 0, sizeof(data));
data.channel_list_changed.initiator = REGDOM_BEACON_HINT;
if (tb[NL80211_ATTR_FREQ_BEFORE])
nl80211_dump_freq("before", tb[NL80211_ATTR_FREQ_BEFORE]);
if (tb[NL80211_ATTR_FREQ_AFTER])
nl80211_dump_freq("after", tb[NL80211_ATTR_FREQ_AFTER]);
wpa_supplicant_event(drv->ctx, EVENT_CHANNEL_LIST_CHANGED, &data);
}
static void nl80211_external_auth(struct wpa_driver_nl80211_data *drv,
struct nlattr **tb)
{
@ -2327,7 +2375,6 @@ static void do_process_drv_event(struct i802_bss *bss, int cmd,
struct nlattr **tb)
{
struct wpa_driver_nl80211_data *drv = bss->drv;
union wpa_event_data data;
int external_scan_event = 0;
wpa_printf(MSG_DEBUG, "nl80211: Drv Event %d (%s) received for %s",
@ -2480,11 +2527,7 @@ static void do_process_drv_event(struct i802_bss *bss, int cmd,
nl80211_reg_change_event(drv, tb);
break;
case NL80211_CMD_REG_BEACON_HINT:
wpa_printf(MSG_DEBUG, "nl80211: Regulatory beacon hint");
os_memset(&data, 0, sizeof(data));
data.channel_list_changed.initiator = REGDOM_BEACON_HINT;
wpa_supplicant_event(drv->ctx, EVENT_CHANNEL_LIST_CHANGED,
&data);
nl80211_reg_beacon_hint_event(drv, tb);
break;
case NL80211_CMD_NEW_STATION:
nl80211_new_station_event(drv, bss, tb);