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WPS: Add virtual flags in Config Methods for WPS 2.0 if needed 

This is a workaround for incorrect configuration (missing
virtual/physical identifier for config methods) for WPS 2.0 to
allow unmodified configuration from WPS 1.0 to be used while
enforcing compliant WPS 2.0 values.
This commit is contained in:
Jouni Malinen 2010-10-16 12:57:47 +03:00
parent 0e8da74e22
commit 092acb5441
1 changed files with 25 additions and 0 deletions
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25
wpa_supplicant/wps_supplicant.c
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@ -934,6 +934,29 @@ static void wpas_wps_set_sel_reg_cb(void *ctx, int sel_reg, u16 dev_passwd_id,
}
static u16 wps_fix_config_methods(u16 config_methods)
{
#ifdef CONFIG_WPS2
if ((config_methods &
(WPS_CONFIG_DISPLAY | WPS_CONFIG_VIRT_DISPLAY |
WPS_CONFIG_PHY_DISPLAY)) == WPS_CONFIG_DISPLAY) {
wpa_printf(MSG_INFO, "WPS: Converting display to "
"virtual_display for WPS 2.0 compliance");
config_methods |= WPS_CONFIG_VIRT_DISPLAY;
}
if ((config_methods &
(WPS_CONFIG_PUSHBUTTON | WPS_CONFIG_VIRT_PUSHBUTTON |
WPS_CONFIG_PHY_PUSHBUTTON)) == WPS_CONFIG_PUSHBUTTON) {
wpa_printf(MSG_INFO, "WPS: Converting push_button to "
"virtual_push_button for WPS 2.0 compliance");
config_methods |= WPS_CONFIG_VIRT_PUSHBUTTON;
}
#endif /* CONFIG_WPS2 */
return config_methods;
}
int wpas_wps_init(struct wpa_supplicant *wpa_s)
{
struct wps_context *wps;
@ -961,6 +984,7 @@ int wpas_wps_init(struct wpa_supplicant *wpa_s)
os_free(wps);
return -1;
}
wps->config_methods = wps_fix_config_methods(wps->config_methods);
if (wpa_s->conf->device_type &&
wps_dev_type_str2bin(wpa_s->conf->device_type,
wps->dev.pri_dev_type) < 0) {
@ -1442,6 +1466,7 @@ void wpas_wps_update_config(struct wpa_supplicant *wpa_s)
wps->config_methods &= ~WPS_CONFIG_LABEL;
}
}
wps->config_methods = wps_fix_config_methods(wps->config_methods);
if (wpa_s->conf->changed_parameters & CFG_CHANGED_DEVICE_TYPE) {
if (wpa_s->conf->device_type &&