int hostapd_wps_start_oob(struct hostapd_data *hapd, char *device_type,
char *path, char *method, char *name)
{
struct wps_context *wps = hapd->wps;
struct oob_device_data *oob_dev;
oob_dev = wps_get_oob_device(device_type);
if (oob_dev == NULL)
return -1;
oob_dev->device_path = path;
oob_dev->device_name = name;
wps->oob_conf.oob_method = wps_get_oob_method(method);
if (wps->oob_conf.oob_method == OOB_METHOD_DEV_PWD_R) {
/*
* Use pre-configured DH keys in order to be able to write the
* key hash into the OOB file.
*/
wpabuf_free(wps->dh_pubkey);
wpabuf_free(wps->dh_privkey);
wps->dh_privkey = NULL;
wps->dh_pubkey = dh_init(dh_groups_get(WPS_DH_GROUP),
&wps->dh_privkey);
wps->dh_pubkey = wpabuf_zeropad(wps->dh_pubkey, 192);
if (wps->dh_pubkey == NULL) {
wpa_printf(MSG_ERROR, "WPS: Failed to initialize "
"Diffie-Hellman handshake");
return -1;
}
}
if (wps_process_oob(wps, oob_dev, 1) < 0)
goto error;
if ((wps->oob_conf.oob_method == OOB_METHOD_DEV_PWD_E ||
wps->oob_conf.oob_method == OOB_METHOD_DEV_PWD_R) &&
hostapd_wps_add_pin(hapd, NULL, "any",
wpabuf_head(wps->oob_conf.dev_password), 0) <
0)
goto error;
return 0;
error:
wpabuf_free(wps->dh_pubkey);
wps->dh_pubkey = NULL;
wpabuf_free(wps->dh_privkey);
wps->dh_privkey = NULL;
return -1;
}
int wpas_wps_start_oob(struct wpa_supplicant *wpa_s, char *device_type,
char *path, char *method, char *name)
{
struct wps_context *wps = wpa_s->wps;
struct oob_device_data *oob_dev;
oob_dev = wps_get_oob_device(device_type);
if (oob_dev == NULL)
return -1;
oob_dev->device_path = path;
oob_dev->device_name = name;
wps->oob_conf.oob_method = wps_get_oob_method(method);
if (wps->oob_conf.oob_method == OOB_METHOD_DEV_PWD_E) {
/*
* Use pre-configured DH keys in order to be able to write the
* key hash into the OOB file.
*/
wpabuf_free(wps->dh_pubkey);
wpabuf_free(wps->dh_privkey);
wps->dh_privkey = NULL;
wps->dh_pubkey = NULL;
dh5_free(wps->dh_ctx);
wps->dh_ctx = dh5_init(&wps->dh_privkey, &wps->dh_pubkey);
wps->dh_pubkey = wpabuf_zeropad(wps->dh_pubkey, 192);
if (wps->dh_ctx == NULL || wps->dh_pubkey == NULL) {
wpa_printf(MSG_ERROR, "WPS: Failed to initialize "
"Diffie-Hellman handshake");
return -1;
}
}
if (wps->oob_conf.oob_method == OOB_METHOD_CRED)
wpas_clear_wps(wpa_s);
if (wps_process_oob(wps, oob_dev, 0) < 0)
return -1;
if ((wps->oob_conf.oob_method == OOB_METHOD_DEV_PWD_E ||
wps->oob_conf.oob_method == OOB_METHOD_DEV_PWD_R) &&
wpas_wps_start_pin(wpa_s, NULL,
wpabuf_head(wps->oob_conf.dev_password), 0,
DEV_PW_DEFAULT) < 0)
return -1;
return 0;
}