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WPS: Allow hostapd process to control independent WPS interfaces

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The new wps_independent=1 configuration parameter can be used to remove
interfaces from the shared hostapd process WPS control (i.e., to apply
WPS operations only to a subset of interfaces instead of all).

Signed-hostap: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2013-03-31 11:48:52 +03:00
parent ccdff94035
commit a679c0f284
4 changed files with 24 additions and 3 deletions
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1
src/ap/ap_config.h
View file

@ -340,6 +340,7 @@ struct hostapd_bss_config {
int wps_state;
#ifdef CONFIG_WPS
int wps_independent;
int ap_setup_locked;
u8 uuid[16];
char *wps_pin_requests;

16
src/ap/wps_hostapd.c
View file

@ -45,6 +45,7 @@ static void hostapd_wps_ap_pin_timeout(void *eloop_data, void *user_ctx);
struct wps_for_each_data {
int (*func)(struct hostapd_data *h, void *ctx);
void *ctx;
struct hostapd_data *calling_hapd;
};
@ -57,7 +58,14 @@ static int wps_for_each(struct hostapd_iface *iface, void *ctx)
return 0;
for (j = 0; j < iface->num_bss; j++) {
struct hostapd_data *hapd = iface->bss[j];
int ret = data->func(hapd, data->ctx);
int ret;
if (hapd != data->calling_hapd &&
(hapd->conf->wps_independent ||
data->calling_hapd->conf->wps_independent))
continue;
ret = data->func(hapd, data->ctx);
if (ret)
return ret;
}
@ -74,6 +82,7 @@ static int hostapd_wps_for_each(struct hostapd_data *hapd,
struct wps_for_each_data data;
data.func = func;
data.ctx = ctx;
data.calling_hapd = hapd;
if (iface->interfaces == NULL ||
iface->interfaces->for_each_interface == NULL)
return wps_for_each(iface, &data);
@ -814,7 +823,8 @@ static int get_uuid_cb(struct hostapd_iface *iface, void *ctx)
return 0;
for (j = 0; j < iface->num_bss; j++) {
struct hostapd_data *hapd = iface->bss[j];
if (hapd->wps && !is_nil_uuid(hapd->wps->uuid)) {
if (hapd->wps && !hapd->conf->wps_independent &&
!is_nil_uuid(hapd->wps->uuid)) {
*uuid = hapd->wps->uuid;
return 1;
}
@ -907,7 +917,7 @@ int hostapd_init_wps(struct hostapd_data *hapd,
if (is_nil_uuid(hapd->conf->uuid)) {
const u8 *uuid;
uuid = get_own_uuid(hapd->iface);
if (uuid) {
if (uuid && !conf->wps_independent) {
os_memcpy(wps->uuid, uuid, UUID_LEN);
wpa_hexdump(MSG_DEBUG, "WPS: Clone UUID from another "
"interface", wps->uuid, UUID_LEN);