170 lines
4.5 KiB
Diff
170 lines
4.5 KiB
Diff
From b9329c5dfeed7d5c55d2117d8dfe326fc40c8fb1 Mon Sep 17 00:00:00 2001
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From: Antonio Quartulli <ordex@autistici.org>
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Date: Tue, 3 Jul 2012 00:36:24 +0200
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Subject: [PATCH] wpa_s: support htmode param
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possible values are HT20, HT40-, HT40+ and NOHT
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Signed-off-by: Antonio Quartulli <ordex@autistici.org>
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---
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src/drivers/driver.h | 2 ++
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src/drivers/driver_nl80211.c | 16 ++++++++++
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wpa_supplicant/config.c | 66 +++++++++++++++++++++++++++++++++++++++
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wpa_supplicant/config_ssid.h | 2 ++
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wpa_supplicant/wpa_supplicant.c | 2 ++
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5 files changed, 88 insertions(+)
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diff --git a/src/drivers/driver.h b/src/drivers/driver.h
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index dda2fbc..28bd181 100644
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--- a/src/drivers/driver.h
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+++ b/src/drivers/driver.h
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@@ -337,6 +337,8 @@ struct wpa_driver_associate_params {
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int fixed_freq;
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unsigned char rates[NL80211_MAX_SUPP_RATES];
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int mcast_rate;
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+ int ht_set;
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+ unsigned int htmode;
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/**
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* bg_scan_period - Background scan period in seconds, 0 to disable
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diff --git a/src/drivers/driver_nl80211.c b/src/drivers/driver_nl80211.c
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index 9783c96..d1257a7 100644
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--- a/src/drivers/driver_nl80211.c
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+++ b/src/drivers/driver_nl80211.c
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@@ -6493,6 +6493,22 @@ retry:
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NLA_PUT_U32(msg, NL80211_ATTR_MCAST_RATE, params->mcast_rate);
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}
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+ if (params->ht_set) {
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+ switch(params->htmode) {
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+ case NL80211_CHAN_HT20:
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+ wpa_printf(MSG_DEBUG, " * ht=HT20");
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+ break;
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+ case NL80211_CHAN_HT40PLUS:
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+ wpa_printf(MSG_DEBUG, " * ht=HT40+");
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+ break;
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+ case NL80211_CHAN_HT40MINUS:
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+ wpa_printf(MSG_DEBUG, " * ht=HT40-");
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+ break;
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+ }
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+ NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_CHANNEL_TYPE,
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+ params->htmode);
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+ }
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+
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ret = nl80211_set_conn_keys(params, msg);
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if (ret)
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goto nla_put_failure;
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diff --git a/wpa_supplicant/config.c b/wpa_supplicant/config.c
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index 3d6c0e6..d96b2ea 100644
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--- a/wpa_supplicant/config.c
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+++ b/wpa_supplicant/config.c
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@@ -1468,6 +1468,71 @@ static char * wpa_config_write_mcast_rate(const struct parse_data *data,
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}
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#endif /* NO_CONFIG_WRITE */
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+static int wpa_config_parse_htmode(const struct parse_data *data,
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+ struct wpa_ssid *ssid, int line,
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+ const char *value)
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+{
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+ int i;
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+ static const struct {
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+ const char *name;
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+ unsigned int val;
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+ } htmap[] = {
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+ { .name = "HT20", .val = NL80211_CHAN_HT20, },
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+ { .name = "HT40+", .val = NL80211_CHAN_HT40PLUS, },
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+ { .name = "HT40-", .val = NL80211_CHAN_HT40MINUS, },
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+ { .name = "NOHT", .val = NL80211_CHAN_NO_HT, },
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+ };
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+ ssid->ht_set = 0;;
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+ for (i = 0; i < 4; i++) {
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+ if (strcasecmp(htmap[i].name, value) == 0) {
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+ ssid->htmode = htmap[i].val;
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+ ssid->ht_set = 1;
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+ break;
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+ }
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+ }
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+
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+ return 0;
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+}
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+
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+#ifndef NO_CONFIG_WRITE
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+static char * wpa_config_write_htmode(const struct parse_data *data,
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+ struct wpa_ssid *ssid)
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+{
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+ char *value;
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+ int res;
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+
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+ value = os_malloc(6); /* longest: HT40+ */
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+ if (value == NULL)
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+ return NULL;
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+
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+ switch(ssid->htmode) {
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+ case NL80211_CHAN_HT20:
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+ res = os_snprintf(value, 4, "HT20");
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+ break;
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+ case NL80211_CHAN_HT40PLUS:
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+ res = os_snprintf(value, 5, "HT40+");
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+ break;
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+ case NL80211_CHAN_HT40MINUS:
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+ res = os_snprintf(value, 5, "HT40-");
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+ break;
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+ case NL80211_CHAN_NO_HT:
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+ res = os_snprintf(value, 4, "NOHT");
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+ break;
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+ default:
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+ os_free(value);
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+ return NULL;
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+ }
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+
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+ if (res < 0) {
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+ os_free(value);
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+ return NULL;
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+ }
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+
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+ return value;
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+}
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+#endif /* NO_CONFIG_WRITE */
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+
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+
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static int wpa_config_parse_rates(const struct parse_data *data,
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struct wpa_ssid *ssid, int line,
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const char *value)
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@@ -1706,6 +1771,7 @@ static const struct parse_data ssid_fields[] = {
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{ INT_RANGE(beacon_interval, 0, 1000) },
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{ FUNC(rates) },
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{ FUNC(mcast_rate) },
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+ { FUNC(htmode) },
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};
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#undef OFFSET
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diff --git a/wpa_supplicant/config_ssid.h b/wpa_supplicant/config_ssid.h
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index 8d152a4..7143277 100644
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--- a/wpa_supplicant/config_ssid.h
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+++ b/wpa_supplicant/config_ssid.h
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@@ -505,6 +505,8 @@ struct wpa_ssid {
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int beacon_interval;
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unsigned char rates[NL80211_MAX_SUPP_RATES];
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double mcast_rate;
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+ int ht_set;
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+ unsigned int htmode;
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};
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#endif /* CONFIG_SSID_H */
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diff --git a/wpa_supplicant/wpa_supplicant.c b/wpa_supplicant/wpa_supplicant.c
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index 59efa16..fc8762f 100644
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--- a/wpa_supplicant/wpa_supplicant.c
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+++ b/wpa_supplicant/wpa_supplicant.c
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@@ -1379,6 +1379,8 @@ void wpa_supplicant_associate(struct wpa_supplicant *wpa_s,
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i++;
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}
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params.mcast_rate = ssid->mcast_rate;
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+ params.ht_set = ssid->ht_set;
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+ params.htmode = ssid->htmode;
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}
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params.wpa_ie = wpa_ie;
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--
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1.7.9.4
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