C++ (Cpp) wps_validate_m8_encr Exemples

Exemple #1

Fichier : wps_enrollee.c Projet : Keepenjoying/lw_hostap

static enum wps_process_res wps_process_m8(struct wps_data *wps,
					   const struct wpabuf *msg,
					   struct wps_parse_attr *attr)
{
	struct wpabuf *decrypted;
	struct wps_parse_attr eattr;

	wpa_printf(MSG_DEBUG, "WPS: Received M8");

	if (wps->state != RECV_M8) {
		wpa_printf(MSG_DEBUG, "WPS: Unexpected state (%d) for "
			   "receiving M8", wps->state);
		wps->state = SEND_WSC_NACK;
		return WPS_CONTINUE;
	}

	if (wps_process_enrollee_nonce(wps, attr->enrollee_nonce) ||
	    wps_process_authenticator(wps, attr->authenticator, msg)) {
		wps->state = SEND_WSC_NACK;
		return WPS_CONTINUE;
	}

	decrypted = wps_decrypt_encr_settings(wps, attr->encr_settings,
					      attr->encr_settings_len);
	if (decrypted == NULL) {
		wpa_printf(MSG_DEBUG, "WPS: Failed to decrypted Encrypted "
			   "Settings attribute");
		wps->state = SEND_WSC_NACK;
		return WPS_CONTINUE;
	}

	if (wps_validate_m8_encr(decrypted, wps->wps->ap, attr->version2 != 0)
	    < 0) {
		wpabuf_free(decrypted);
		wps->state = SEND_WSC_NACK;
		return WPS_CONTINUE;
	}

	wpa_printf(MSG_DEBUG, "WPS: Processing decrypted Encrypted Settings "
		   "attribute");
	if (wps_parse_msg(decrypted, &eattr) < 0 ||
	    wps_process_key_wrap_auth(wps, decrypted, eattr.key_wrap_auth) ||
	    wps_process_creds(wps, eattr.cred, eattr.cred_len,
			      eattr.num_cred, attr->version2 != NULL) ||
	    wps_process_ap_settings_e(wps, &eattr, decrypted,
				      attr->version2 != NULL)) {
		wpabuf_free(decrypted);
		wps->state = SEND_WSC_NACK;
		return WPS_CONTINUE;
	}
	wpabuf_free(decrypted);

	wps->state = WPS_MSG_DONE;
	return WPS_CONTINUE;
}

Exemple #2

Fichier : wps_enrollee.c Projet : Alkzndr/freebsd

static enum wps_process_res wps_process_m8(struct wps_data *wps,
					   const struct wpabuf *msg,
					   struct wps_parse_attr *attr)
{
	struct wpabuf *decrypted;
	struct wps_parse_attr eattr;

	wpa_printf(MSG_DEBUG, "WPS: Received M8");

	if (wps->state != RECV_M8) {
		wpa_printf(MSG_DEBUG, "WPS: Unexpected state (%d) for "
			   "receiving M8", wps->state);
		wps->state = SEND_WSC_NACK;
		return WPS_CONTINUE;
	}

	if (wps_process_enrollee_nonce(wps, attr->enrollee_nonce) ||
	    wps_process_authenticator(wps, attr->authenticator, msg)) {
		wps->state = SEND_WSC_NACK;
		return WPS_CONTINUE;
	}

	if (wps->wps->ap && wps->wps->ap_setup_locked) {
		/*
		 * Stop here if special ap_setup_locked == 2 mode allowed the
		 * protocol to continue beyond M2. This allows ER to learn the
		 * current AP settings without changing them.
		 */
		wpa_printf(MSG_DEBUG, "WPS: AP Setup is locked - refuse "
			   "registration of a new Registrar");
		wps->config_error = WPS_CFG_SETUP_LOCKED;
		wps->state = SEND_WSC_NACK;
		return WPS_CONTINUE;
	}

	decrypted = wps_decrypt_encr_settings(wps, attr->encr_settings,
					      attr->encr_settings_len);
	if (decrypted == NULL) {
		wpa_printf(MSG_DEBUG, "WPS: Failed to decrypted Encrypted "
			   "Settings attribute");
		wps->state = SEND_WSC_NACK;
		return WPS_CONTINUE;
	}

	if (wps_validate_m8_encr(decrypted, wps->wps->ap,
				 attr->version2 != NULL) < 0) {
		wpabuf_free(decrypted);
		wps->state = SEND_WSC_NACK;
		return WPS_CONTINUE;
	}

	wpa_printf(MSG_DEBUG, "WPS: Processing decrypted Encrypted Settings "
		   "attribute");
	if (wps_parse_msg(decrypted, &eattr) < 0 ||
	    wps_process_key_wrap_auth(wps, decrypted, eattr.key_wrap_auth) ||
	    wps_process_creds(wps, eattr.cred, eattr.cred_len,
			      eattr.num_cred, attr->version2 != NULL) ||
	    wps_process_ap_settings_e(wps, &eattr, decrypted,
				      attr->version2 != NULL)) {
		wpabuf_free(decrypted);
		wps->state = SEND_WSC_NACK;
		return WPS_CONTINUE;
	}
	wpabuf_free(decrypted);

	wps->state = WPS_MSG_DONE;
	return WPS_CONTINUE;
}