[RFC-PATCH 1/2] wpa_supplicant: add new config params to be used with the ibss join command
Antonio Quartulli
ordex
Mon Jun 4 04:41:11 PDT 2012
Signed-hostap: Antonio Quartulli <ordex at autistici.org>
---
src/drivers/driver.h | 6 +++
wpa_supplicant/config.c | 96 +++++++++++++++++++++++++++++++++++++++
wpa_supplicant/config_ssid.h | 6 +++
wpa_supplicant/wpa_supplicant.c | 23 +++++++---
4 files changed, 124 insertions(+), 7 deletions(-)
diff --git a/src/drivers/driver.h b/src/drivers/driver.h
index f7fb2ef..dda2fbc 100644
--- a/src/drivers/driver.h
+++ b/src/drivers/driver.h
@@ -19,6 +19,7 @@
#define WPA_SUPPLICANT_DRIVER_VERSION 4
+#include "drivers/nl80211_copy.h"
#include "common/defs.h"
#define HOSTAPD_CHAN_DISABLED 0x00000001
@@ -332,6 +333,11 @@ struct wpa_driver_associate_params {
*/
int freq;
+ int beacon_interval;
+ int fixed_freq;
+ unsigned char rates[NL80211_MAX_SUPP_RATES];
+ int mcast_rate;
+
/**
* bg_scan_period - Background scan period in seconds, 0 to disable
* background scan, or -1 to indicate no change to default driver
diff --git a/wpa_supplicant/config.c b/wpa_supplicant/config.c
index ce763b3..3d6c0e6 100644
--- a/wpa_supplicant/config.c
+++ b/wpa_supplicant/config.c
@@ -14,6 +14,7 @@
#include "rsn_supp/wpa.h"
#include "eap_peer/eap.h"
#include "p2p/p2p.h"
+#include "drivers/nl80211_copy.h"
#include "config.h"
@@ -1436,6 +1437,97 @@ static char * wpa_config_write_p2p_client_list(const struct parse_data *data,
#endif /* CONFIG_P2P */
+static int wpa_config_parse_mcast_rate(const struct parse_data *data,
+ struct wpa_ssid *ssid, int line,
+ const char *value)
+{
+ ssid->mcast_rate = (int)(strtod(value, NULL) * 10);
+
+ return 0;
+}
+
+#ifndef NO_CONFIG_WRITE
+static char * wpa_config_write_mcast_rate(const struct parse_data *data,
+ struct wpa_ssid *ssid)
+{
+ char *value;
+ int res;
+
+ if (!ssid->mcast_rate == 0)
+ return NULL;
+
+ value = os_malloc(6); /* longest: 300.0 */
+ if (value == NULL)
+ return NULL;
+ res = os_snprintf(value, 5, "%.1f", (double)ssid->mcast_rate / 10);
+ if (res < 0) {
+ os_free(value);
+ return NULL;
+ }
+ return value;
+}
+#endif /* NO_CONFIG_WRITE */
+
+static int wpa_config_parse_rates(const struct parse_data *data,
+ struct wpa_ssid *ssid, int line,
+ const char *value)
+{
+ int i;
+ char *pos, *r, *sptr, *end;
+ double rate;
+
+ pos = (char *)value;
+ r = strtok_r(pos, ",", &sptr);
+ i = 0;
+ while (pos && i < NL80211_MAX_SUPP_RATES) {
+ rate = 0.0;
+ if (r)
+ rate = strtod(r, &end);
+ ssid->rates[i] = rate * 2;
+ if (*end != '\0' || rate * 2 != ssid->rates[i])
+ return 1;
+
+ i++;
+ r = strtok_r(NULL, ",", &sptr);
+ }
+
+ return 0;
+}
+
+#ifndef NO_CONFIG_WRITE
+static char * wpa_config_write_rates(const struct parse_data *data,
+ struct wpa_ssid *ssid)
+{
+ char *value, *pos;
+ int res, i;
+
+ if (ssid->rates[0] <= 0)
+ return NULL;
+
+ value = os_malloc(6 * NL80211_MAX_SUPP_RATES + 1);
+ if (value == NULL)
+ return NULL;
+ pos = value;
+ for (i = 0; i < NL80211_MAX_SUPP_RATES - 1; i++) {
+ res = os_snprintf(pos, 6, "%.1f,", (double)ssid->rates[i] / 2);
+ if (res < 0) {
+ os_free(value);
+ return NULL;
+ }
+ pos += res;
+ }
+ res = os_snprintf(pos, 6, "%.1f",
+ (double)ssid->rates[NL80211_MAX_SUPP_RATES - 1] / 2);
+ if (res < 0) {
+ os_free(value);
+ return NULL;
+ }
+
+ value[6 * NL80211_MAX_SUPP_RATES] = '\0';
+ return value;
+}
+#endif /* NO_CONFIG_WRITE */
+
/* Helper macros for network block parser */
#ifdef OFFSET
@@ -1610,6 +1702,10 @@ static const struct parse_data ssid_fields[] = {
{ STR(ht_mcs) },
#endif /* CONFIG_HT_OVERRIDES */
{ INT(ap_max_inactivity) },
+ { INT_RANGE(fixed_freq, 0, 1) },
+ { INT_RANGE(beacon_interval, 0, 1000) },
+ { FUNC(rates) },
+ { FUNC(mcast_rate) },
};
#undef OFFSET
diff --git a/wpa_supplicant/config_ssid.h b/wpa_supplicant/config_ssid.h
index 80d4382..8d152a4 100644
--- a/wpa_supplicant/config_ssid.h
+++ b/wpa_supplicant/config_ssid.h
@@ -11,6 +11,7 @@
#include "common/defs.h"
#include "eap_peer/eap_config.h"
+#include "drivers/nl80211_copy.h"
#define MAX_SSID_LEN 32
@@ -499,6 +500,11 @@ struct wpa_ssid {
* By default: 300 seconds.
*/
int ap_max_inactivity;
+
+ int fixed_freq;
+ int beacon_interval;
+ unsigned char rates[NL80211_MAX_SUPP_RATES];
+ double mcast_rate;
};
#endif /* CONFIG_SSID_H */
diff --git a/wpa_supplicant/wpa_supplicant.c b/wpa_supplicant/wpa_supplicant.c
index 3cb954d..59efa16 100644
--- a/wpa_supplicant/wpa_supplicant.c
+++ b/wpa_supplicant/wpa_supplicant.c
@@ -1363,15 +1363,24 @@ void wpa_supplicant_associate(struct wpa_supplicant *wpa_s,
params.ssid_len = ssid->ssid_len;
}
- if (ssid->mode == WPAS_MODE_IBSS && ssid->bssid_set &&
- wpa_s->conf->ap_scan == 2) {
- params.bssid = ssid->bssid;
- params.fixed_bssid = 1;
+ if (ssid->mode == WPAS_MODE_IBSS) {
+ if (ssid->bssid_set && wpa_s->conf->ap_scan == 2) {
+ params.bssid = ssid->bssid;
+ params.fixed_bssid = 1;
+ }
+ if (ssid->frequency > 0 && params.freq == 0)
+ /* Initial channel for IBSS */
+ params.freq = ssid->frequency;
+ params.fixed_freq = ssid->fixed_freq;
+ params.beacon_interval = ssid->beacon_interval;
+ i = 0;
+ while (i < NL80211_MAX_SUPP_RATES) {
+ params.rates[i] = ssid->rates[i];
+ i++;
+ }
+ params.mcast_rate = ssid->mcast_rate;
}
- if (ssid->mode == WPAS_MODE_IBSS && ssid->frequency > 0 &&
- params.freq == 0)
- params.freq = ssid->frequency; /* Initial channel for IBSS */
params.wpa_ie = wpa_ie;
params.wpa_ie_len = wpa_ie_len;
params.pairwise_suite = cipher_pairwise;
--
1.7.9.4
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