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WPS: Add a workaround for incorrect NewWLANEventMAC format 

Some ER implementation (e.g., some versions of Intel PROSet) seem to
use incorrect format for WLANEventMAC variable in PutWLANResponse.
Work around this by allowing various MAC address formats to be used
in this variable (debug message will be shown if the colon-deliminated
format specified in WFA WLANConfig 1.0 is not used).
This commit is contained in:
Jouni Malinen 2010-04-06 10:38:37 +03:00
parent 448a0a19d7
commit 2c59362905
1 changed files with 26 additions and 3 deletions
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29
src/wps/wps_upnp_web.c
View File

@ -496,21 +496,44 @@ web_process_put_wlan_response(struct upnp_wps_device_sm *sm, char *data,
wpa_printf(MSG_DEBUG, "WPS UPnP: PutWLANResponse");
msg = xml_get_base64_item(data, "NewMessage", &ret);
if (msg == NULL)
if (msg == NULL) {
wpa_printf(MSG_DEBUG, "WPS UPnP: Could not extract NewMessage "
"from PutWLANResponse");
return ret;
}
val = xml_get_first_item(data, "NewWLANEventType");
if (val == NULL) {
wpa_printf(MSG_DEBUG, "WPS UPnP: No NewWLANEventType in "
"PutWLANResponse");
wpabuf_free(msg);
return UPNP_ARG_VALUE_INVALID;
}
ev_type = atol(val);
os_free(val);
val = xml_get_first_item(data, "NewWLANEventMAC");
if (val == NULL || hwaddr_aton(val, macaddr)) {
if (val == NULL) {
wpa_printf(MSG_DEBUG, "WPS UPnP: No NewWLANEventMAC in "
"PutWLANResponse");
wpabuf_free(msg);
os_free(val);
return UPNP_ARG_VALUE_INVALID;
}
if (hwaddr_aton(val, macaddr)) {
wpa_printf(MSG_DEBUG, "WPS UPnP: Invalid NewWLANEventMAC in "
"PutWLANResponse: '%s'", val);
if (hwaddr_aton2(val, macaddr) > 0) {
/*
* At least some versions of Intel PROset seem to be
* using dot-deliminated MAC address format here.
*/
wpa_printf(MSG_DEBUG, "WPS UPnP: Workaround - allow "
"incorrect MAC address format in "
"NewWLANEventMAC");
} else {
wpabuf_free(msg);
os_free(val);
return UPNP_ARG_VALUE_INVALID;
}
}
os_free(val);
if (ev_type == UPNP_WPS_WLANEVENT_TYPE_EAP) {
struct wps_parse_attr attr;