int wps_process_oob(struct wps_context *wps, struct oob_device_data *oob_dev,
int registrar)
{
struct wpabuf *data;
int ret, write_f, oob_method = wps->oob_conf.oob_method;
void *oob_priv;
write_f = oob_method == OOB_METHOD_DEV_PWD_E ? !registrar : registrar;
oob_priv = oob_dev->init_func(wps, oob_dev, registrar);
if (oob_priv == NULL) {
wpa_printf(MSG_ERROR, "WPS: Failed to initialize OOB device");
return -1;
}
if (write_f) {
if (oob_method == OOB_METHOD_CRED)
data = wps_get_oob_cred(wps);
else
data = wps_get_oob_dev_pwd(wps);
ret = 0;
if (data == NULL || oob_dev->write_func(oob_priv, data) < 0)
ret = -1;
} else {
data = oob_dev->read_func(oob_priv);
if (data == NULL)
ret = -1;
else {
if (oob_method == OOB_METHOD_CRED)
ret = wps_parse_oob_cred(wps, data);
else
ret = wps_parse_oob_dev_pwd(wps, data);
}
}
wpabuf_free(data);
oob_dev->deinit_func(oob_priv);
if (ret < 0) {
wpa_printf(MSG_ERROR, "WPS: Failed to process OOB data");
return -1;
}
return 0;
}
struct wpabuf * hostapd_wps_nfc_config_token(struct hostapd_data *hapd,
int ndef)
{
struct wpabuf *ret;
if (hapd->wps == NULL)
return NULL;
ret = wps_get_oob_cred(hapd->wps);
if (ndef && ret) {
struct wpabuf *tmp;
tmp = ndef_build_wifi(ret);
wpabuf_free(ret);
if (tmp == NULL)
return NULL;
ret = tmp;
}
return ret;
}