static struct wpabuf * wps_get_oob_cred(struct wps_context *wps)
{
struct wps_data data;
struct wpabuf *plain;
plain = wpabuf_alloc(500);
if (plain == NULL) {
wpa_printf(MSG_ERROR, "WPS: Failed to allocate memory for OOB "
"credential");
return NULL;
}
os_memset(&data, 0, sizeof(data));
data.wps = wps;
data.auth_type = wps->auth_types;
data.encr_type = wps->encr_types;
if (wps_build_version(plain) ||
wps_build_cred(&data, plain) ||
wps_build_wfa_ext(plain, 0, NULL, 0)) {
wpabuf_free(plain);
return NULL;
}
return plain;
}
struct wpabuf * wps_get_oob_cred(struct wps_context *wps, int rf_band,
int channel)
{
struct wps_data data;
struct wpabuf *plain;
plain = wpabuf_alloc(500);
if (plain == NULL) {
wpa_printf(MSG_ERROR, "WPS: Failed to allocate memory for OOB "
"credential");
return NULL;
}
os_memset(&data, 0, sizeof(data));
data.wps = wps;
data.auth_type = wps->auth_types;
data.encr_type = wps->encr_types;
if (wps_build_cred(&data, plain) ||
(rf_band && wps_build_rf_bands_attr(plain, rf_band)) ||
(channel && wps_build_ap_channel(plain, channel)) ||
wps_build_mac_addr(plain, wps->dev.mac_addr) ||
wps_build_wfa_ext(plain, 0, NULL, 0)) {
os_free(data.new_psk);
wpabuf_free(plain);
return NULL;
}
if (wps->wps_state == WPS_STATE_NOT_CONFIGURED && data.new_psk &&
wps->ap) {
struct wps_credential cred;
wpa_printf(MSG_DEBUG, "WPS: Moving to Configured state based "
"on credential token generation");
os_memset(&cred, 0, sizeof(cred));
os_memcpy(cred.ssid, wps->ssid, wps->ssid_len);
cred.ssid_len = wps->ssid_len;
cred.auth_type = WPS_AUTH_WPAPSK | WPS_AUTH_WPA2PSK;
cred.encr_type = WPS_ENCR_TKIP | WPS_ENCR_AES;
os_memcpy(cred.key, data.new_psk, data.new_psk_len);
cred.key_len = data.new_psk_len;
wps->wps_state = WPS_STATE_CONFIGURED;
wpa_hexdump_ascii_key(MSG_DEBUG,
"WPS: Generated random passphrase",
data.new_psk, data.new_psk_len);
if (wps->cred_cb)
wps->cred_cb(wps->cb_ctx, &cred);
}
os_free(data.new_psk);
return plain;
}
struct wpabuf * wps_er_config_token_from_cred(struct wps_context *wps,
struct wps_credential *cred)
{
struct wpabuf *ret;
struct wps_data data;
ret = wpabuf_alloc(500);
if (ret == NULL)
return NULL;
os_memset(&data, 0, sizeof(data));
data.wps = wps;
data.use_cred = cred;
if (wps_build_version(ret) ||
wps_build_cred(&data, ret) ||
wps_build_wfa_ext(ret, 0, NULL, 0)) {
wpabuf_free(ret);
return NULL;
}
return ret;
}
