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nl80211: Add scanned frequencies/SSIDs into debug log

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Signed-hostap: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2013-12-26 16:39:39 +02:00
parent 69278f7328
commit 3ae3ec2727
1 changed files with 15 additions and 0 deletions
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15
src/drivers/driver_nl80211.c
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@ -2037,21 +2037,36 @@ static void send_scan_event(struct wpa_driver_nl80211_data *drv, int aborted,
&info->ssids[info->num_ssids]; &info->ssids[info->num_ssids];
s->ssid = nla_data(nl); s->ssid = nla_data(nl);
s->ssid_len = nla_len(nl); s->ssid_len = nla_len(nl);
wpa_printf(MSG_DEBUG, "nl80211: Scan probed for SSID '%s'",
wpa_ssid_txt(s->ssid, s->ssid_len));
info->num_ssids++; info->num_ssids++;
if (info->num_ssids == WPAS_MAX_SCAN_SSIDS) if (info->num_ssids == WPAS_MAX_SCAN_SSIDS)
break; break;
} }
} }
if (tb[NL80211_ATTR_SCAN_FREQUENCIES]) { if (tb[NL80211_ATTR_SCAN_FREQUENCIES]) {
char msg[200], *pos, *end;
int res;
pos = msg;
end = pos + sizeof(msg);
*pos = '\0';
nla_for_each_nested(nl, tb[NL80211_ATTR_SCAN_FREQUENCIES], rem) nla_for_each_nested(nl, tb[NL80211_ATTR_SCAN_FREQUENCIES], rem)
{ {
freqs[num_freqs] = nla_get_u32(nl); freqs[num_freqs] = nla_get_u32(nl);
res = os_snprintf(pos, end - pos, " %d",
freqs[num_freqs]);
if (res > 0 && end - pos > res)
pos += res;
num_freqs++; num_freqs++;
if (num_freqs == MAX_REPORT_FREQS - 1) if (num_freqs == MAX_REPORT_FREQS - 1)
break; break;
} }
info->freqs = freqs; info->freqs = freqs;
info->num_freqs = num_freqs; info->num_freqs = num_freqs;
wpa_printf(MSG_DEBUG, "nl80211: Scan included frequencies:%s",
msg);
} }
wpa_supplicant_event(drv->ctx, EVENT_SCAN_RESULTS, &event); wpa_supplicant_event(drv->ctx, EVENT_SCAN_RESULTS, &event);
} }