1/* 2 * netlink/route/route.h Routes 3 * 4 * This library is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Lesser General Public 6 * License as published by the Free Software Foundation version 2.1 7 * of the License. 8 * 9 * Copyright (c) 2003-2012 Thomas Graf <tgraf@suug.ch> 10 */ 11 12#ifndef NETLINK_ROUTE_H_ 13#define NETLINK_ROUTE_H_ 14 15#include <netlink/netlink.h> 16#include <netlink/cache.h> 17#include <netlink/addr.h> 18#include <netlink/data.h> 19#include <netlink/route/nexthop.h> 20#include <netlink/route/rtnl.h> 21#include <linux/in_route.h> 22 23#ifdef __cplusplus 24extern "C" { 25#endif 26 27/** 28 * @ingroup route 29 * When passed to rtnl_route_alloc_cache() the cache will 30 * correspond to the contents of the routing cache instead 31 * of the actual routes. 32 */ 33#define ROUTE_CACHE_CONTENT 1 34 35struct rtnl_route; 36 37struct rtnl_rtcacheinfo 38{ 39 uint32_t rtci_clntref; 40 uint32_t rtci_last_use; 41 uint32_t rtci_expires; 42 int32_t rtci_error; 43 uint32_t rtci_used; 44 uint32_t rtci_id; 45 uint32_t rtci_ts; 46 uint32_t rtci_tsage; 47}; 48 49extern struct nl_object_ops route_obj_ops; 50 51extern struct rtnl_route * rtnl_route_alloc(void); 52extern void rtnl_route_put(struct rtnl_route *); 53extern int rtnl_route_alloc_cache(struct nl_sock *, int, int, 54 struct nl_cache **); 55 56extern void rtnl_route_get(struct rtnl_route *); 57 58extern int rtnl_route_parse(struct nlmsghdr *, struct rtnl_route **); 59extern int rtnl_route_build_msg(struct nl_msg *, struct rtnl_route *); 60 61extern int rtnl_route_build_add_request(struct rtnl_route *, int, 62 struct nl_msg **); 63extern int rtnl_route_add(struct nl_sock *, struct rtnl_route *, int); 64extern int rtnl_route_build_del_request(struct rtnl_route *, int, 65 struct nl_msg **); 66extern int rtnl_route_delete(struct nl_sock *, struct rtnl_route *, int); 67 68extern void rtnl_route_set_table(struct rtnl_route *, uint32_t); 69extern uint32_t rtnl_route_get_table(struct rtnl_route *); 70extern void rtnl_route_set_scope(struct rtnl_route *, uint8_t); 71extern uint8_t rtnl_route_get_scope(struct rtnl_route *); 72extern void rtnl_route_set_tos(struct rtnl_route *, uint8_t); 73extern uint8_t rtnl_route_get_tos(struct rtnl_route *); 74extern void rtnl_route_set_protocol(struct rtnl_route *, uint8_t); 75extern uint8_t rtnl_route_get_protocol(struct rtnl_route *); 76extern void rtnl_route_set_priority(struct rtnl_route *, uint32_t); 77extern uint32_t rtnl_route_get_priority(struct rtnl_route *); 78extern int rtnl_route_set_family(struct rtnl_route *, uint8_t); 79extern uint8_t rtnl_route_get_family(struct rtnl_route *); 80extern int rtnl_route_set_type(struct rtnl_route *, uint8_t); 81extern uint8_t rtnl_route_get_type(struct rtnl_route *); 82extern void rtnl_route_set_flags(struct rtnl_route *, uint32_t); 83extern void rtnl_route_unset_flags(struct rtnl_route *, uint32_t); 84extern uint32_t rtnl_route_get_flags(struct rtnl_route *); 85extern int rtnl_route_set_metric(struct rtnl_route *, int, unsigned int); 86extern int rtnl_route_unset_metric(struct rtnl_route *, int); 87extern int rtnl_route_get_metric(struct rtnl_route *, int, uint32_t *); 88extern int rtnl_route_set_dst(struct rtnl_route *, struct nl_addr *); 89extern struct nl_addr *rtnl_route_get_dst(struct rtnl_route *); 90extern int rtnl_route_set_src(struct rtnl_route *, struct nl_addr *); 91extern struct nl_addr *rtnl_route_get_src(struct rtnl_route *); 92extern int rtnl_route_set_pref_src(struct rtnl_route *, struct nl_addr *); 93extern struct nl_addr *rtnl_route_get_pref_src(struct rtnl_route *); 94extern void rtnl_route_set_iif(struct rtnl_route *, int); 95extern int rtnl_route_get_iif(struct rtnl_route *); 96extern int rtnl_route_get_src_len(struct rtnl_route *); 97 98extern void rtnl_route_add_nexthop(struct rtnl_route *, 99 struct rtnl_nexthop *); 100extern void rtnl_route_remove_nexthop(struct rtnl_route *, 101 struct rtnl_nexthop *); 102extern struct nl_list_head *rtnl_route_get_nexthops(struct rtnl_route *); 103extern int rtnl_route_get_nnexthops(struct rtnl_route *); 104 105extern void rtnl_route_foreach_nexthop(struct rtnl_route *r, 106 void (*cb)(struct rtnl_nexthop *, void *), 107 void *arg); 108 109extern struct rtnl_nexthop * rtnl_route_nexthop_n(struct rtnl_route *r, int n); 110 111extern int rtnl_route_guess_scope(struct rtnl_route *); 112 113extern char * rtnl_route_table2str(int, char *, size_t); 114extern int rtnl_route_str2table(const char *); 115extern int rtnl_route_read_table_names(const char *); 116 117extern char * rtnl_route_proto2str(int, char *, size_t); 118extern int rtnl_route_str2proto(const char *); 119extern int rtnl_route_read_protocol_names(const char *); 120 121extern char * rtnl_route_metric2str(int, char *, size_t); 122extern int rtnl_route_str2metric(const char *); 123 124#ifdef __cplusplus 125} 126#endif 127 128#endif 129