| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| #pragma once |
| |
| #include <stdint.h> |
| |
| #include <netinet/in.h> |
| |
| #include "socket.h" |
| |
| class Router { |
| public: |
| // Initialize the router, this has to be called before any other methods can |
| // be called. It only needs to be called once. |
| bool init(); |
| |
| // Indicate that |address| is a neighbor to this node and that it is |
| // accessible on the interface with index |interfaceIndex|. |
| bool addNeighbor(const struct in6_addr& address, uint32_t interfaceIndex); |
| |
| // Add a route to |address|/|bits| on interface |interfaceIndex|. The |
| // |bits| parameter indicates the bitmask of the address, for example in |
| // the routing entry 2001:db8::/32 the |bits| parameter would be 32. |
| bool addRoute(const struct in6_addr& address, |
| uint8_t bits, |
| uint32_t interfaceIndex); |
| |
| // Set the default gateway route to |address| on interface with index |
| // |interfaceIndex|. Overwrites any existing default gateway with the same |
| // address. |
| bool setDefaultGateway(const struct in6_addr& address, |
| unsigned int interfaceIndex); |
| private: |
| bool sendNetlinkMessage(const void* data, size_t size); |
| |
| // Netlink socket for setting up neighbors and routes |
| Socket mSocket; |
| }; |
| |