hostapd: don't select indoor channel on outdoor operation

Don't select channels designated for exclusive-indoor use when the
country3 element is set on outdoor operation.

Signed-off-by: David Bauer <mail@david-bauer.net>
This commit is contained in:
David Bauer 2022-09-10 01:06:02 +02:00
parent 1d2d69c810
commit 5110cf7ebd
1 changed files with 58 additions and 0 deletions

View File

@ -0,0 +1,58 @@
From 37528a5205cb0b9e2238b7d97fb2ff5457448f1c Mon Sep 17 00:00:00 2001
From: David Bauer <mail@david-bauer.net>
Date: Thu, 8 Sep 2022 01:45:41 +0200
Subject: [PATCH] acs: don't select indoor channel on outdoor operation
Don't select channels designated for exclusive-indoor use when the
country3 element is set on outdoor operation.
Signed-off-by: David Bauer <mail@david-bauer.net>
---
src/ap/acs.c | 9 +++++++++
src/ap/dfs.c | 3 +++
2 files changed, 12 insertions(+)
--- a/src/ap/acs.c
+++ b/src/ap/acs.c
@@ -552,6 +552,9 @@ static void acs_survey_mode_interference
if (chan->max_tx_power < iface->conf->min_tx_power)
continue;
+ if (chan->flag & HOSTAPD_CHAN_INDOOR_ONLY && iface->conf->country[2] == 0x4f)
+ continue;
+
wpa_printf(MSG_DEBUG, "ACS: Survey analysis for channel %d (%d MHz)",
chan->chan, chan->freq);
@@ -686,6 +689,9 @@ acs_find_ideal_chan_mode(struct hostapd_
if (chan->max_tx_power < iface->conf->min_tx_power)
continue;
+ if (chan->flag & HOSTAPD_CHAN_INDOOR_ONLY && iface->conf->country[2] == 0x4f)
+ continue;
+
if (!chan_bw_allowed(chan, bw, 1, 1)) {
wpa_printf(MSG_DEBUG,
"ACS: Channel %d: BW %u is not supported",
@@ -1065,6 +1071,9 @@ static int * acs_request_scan_add_freqs(
if (chan->max_tx_power < iface->conf->min_tx_power)
continue;
+ if (chan->flag & HOSTAPD_CHAN_INDOOR_ONLY && iface->conf->country[2] == 0x4f)
+ continue;
+
*freq++ = chan->freq;
}
--- a/src/ap/dfs.c
+++ b/src/ap/dfs.c
@@ -282,6 +282,9 @@ static int dfs_find_channel(struct hosta
if (chan->max_tx_power < iface->conf->min_tx_power)
continue;
+ if (chan->flag & HOSTAPD_CHAN_INDOOR_ONLY && iface->conf->country[2] == 0x4f)
+ continue;
+
if (ret_chan && idx == channel_idx) {
wpa_printf(MSG_DEBUG, "Selected channel %d (%d)",
chan->freq, chan->chan);