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route.h

/*
 * netlink/route/route.h      Routes
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License as published by the Free Software Foundation version 2.1
 *    of the License.
 *
 * Copyright (c) 2003-2008 Thomas Graf <tgraf@suug.ch>
 */

#ifndef NETLINK_ROUTE_H_
#define NETLINK_ROUTE_H_

#include <netlink/netlink.h>
#include <netlink/cache.h>
#include <netlink/addr.h>
#include <netlink/data.h>
#include <netlink/route/nexthop.h>
#include <netlink/route/rtnl.h>
#include <linux/in_route.h>

#ifdef __cplusplus
extern "C" {
#endif

/* flags */
#define ROUTE_CACHE_CONTENT   1

struct rtnl_route;

00032 struct rtnl_rtcacheinfo
{
      uint32_t    rtci_clntref;
      uint32_t    rtci_last_use;
      uint32_t    rtci_expires;
      int32_t           rtci_error;
      uint32_t    rtci_used;
      uint32_t    rtci_id;
      uint32_t    rtci_ts;
      uint32_t    rtci_tsage;
};

extern struct nl_object_ops route_obj_ops;

extern struct rtnl_route *    rtnl_route_alloc(void);
extern void rtnl_route_put(struct rtnl_route *);
extern int  rtnl_route_alloc_cache(struct nl_sock *, int, int,
                               struct nl_cache **);

extern void rtnl_route_get(struct rtnl_route *);
extern void rtnl_route_put(struct rtnl_route *);

extern int  rtnl_route_parse(struct nlmsghdr *, struct rtnl_route **);
extern int  rtnl_route_build_msg(struct nl_msg *, struct rtnl_route *);

extern int  rtnl_route_build_add_request(struct rtnl_route *, int,
                                   struct nl_msg **);
extern int  rtnl_route_add(struct nl_sock *, struct rtnl_route *, int);
extern int  rtnl_route_build_del_request(struct rtnl_route *, int,
                                   struct nl_msg **);
extern int  rtnl_route_delete(struct nl_sock *, struct rtnl_route *, int);

extern void rtnl_route_set_table(struct rtnl_route *, uint32_t);
extern uint32_t   rtnl_route_get_table(struct rtnl_route *);
extern void rtnl_route_set_scope(struct rtnl_route *, uint8_t);
extern uint8_t    rtnl_route_get_scope(struct rtnl_route *);
extern void rtnl_route_set_tos(struct rtnl_route *, uint8_t);
extern uint8_t    rtnl_route_get_tos(struct rtnl_route *);
extern void rtnl_route_set_protocol(struct rtnl_route *, uint8_t);
extern uint8_t    rtnl_route_get_protocol(struct rtnl_route *);
extern void rtnl_route_set_priority(struct rtnl_route *, uint32_t);
extern uint32_t   rtnl_route_get_priority(struct rtnl_route *);
extern int  rtnl_route_set_family(struct rtnl_route *, uint8_t);
extern uint8_t    rtnl_route_get_family(struct rtnl_route *);
extern int  rtnl_route_set_type(struct rtnl_route *, uint8_t);
extern uint8_t    rtnl_route_get_type(struct rtnl_route *);
extern void rtnl_route_set_flags(struct rtnl_route *, uint32_t);
extern void rtnl_route_unset_flags(struct rtnl_route *, uint32_t);
extern uint32_t   rtnl_route_get_flags(struct rtnl_route *);
extern int  rtnl_route_set_metric(struct rtnl_route *, int, unsigned int);
extern int  rtnl_route_unset_metric(struct rtnl_route *, int);
extern int  rtnl_route_get_metric(struct rtnl_route *, int, uint32_t *);
extern int  rtnl_route_set_dst(struct rtnl_route *, struct nl_addr *);
extern struct nl_addr *rtnl_route_get_dst(struct rtnl_route *);
extern int  rtnl_route_set_src(struct rtnl_route *, struct nl_addr *);
extern struct nl_addr *rtnl_route_get_src(struct rtnl_route *);
extern int  rtnl_route_set_pref_src(struct rtnl_route *, struct nl_addr *);
extern struct nl_addr *rtnl_route_get_pref_src(struct rtnl_route *);
extern void rtnl_route_set_iif(struct rtnl_route *, int);
extern int  rtnl_route_get_iif(struct rtnl_route *);
extern int  rtnl_route_get_src_len(struct rtnl_route *);

extern void rtnl_route_add_nexthop(struct rtnl_route *,
                               struct rtnl_nexthop *);
extern void rtnl_route_remove_nexthop(struct rtnl_route *,
                                struct rtnl_nexthop *);
extern struct nl_list_head *rtnl_route_get_nexthops(struct rtnl_route *);
extern int  rtnl_route_get_nnexthops(struct rtnl_route *);

extern void rtnl_route_foreach_nexthop(struct rtnl_route *r,
                                 void (*cb)(struct rtnl_nexthop *, void *),
                                 void *arg);

extern struct rtnl_nexthop * rtnl_route_nexthop_n(struct rtnl_route *r, int n);

extern int  rtnl_route_guess_scope(struct rtnl_route *);

extern char *     rtnl_route_table2str(int, char *, size_t);
extern int  rtnl_route_str2table(const char *);
extern int  rtnl_route_read_table_names(const char *);

extern char *     rtnl_route_proto2str(int, char *, size_t);
extern int  rtnl_route_str2proto(const char *);
extern int  rtnl_route_read_protocol_names(const char *);

extern char *     rtnl_route_metric2str(int, char *, size_t);
extern int  rtnl_route_str2metric(const char *);

#ifdef __cplusplus
}
#endif

#endif

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