86 lines
1.9 KiB
C
86 lines
1.9 KiB
C
/*
|
|
* src/nl-route-get.c Get Route Attributes
|
|
*
|
|
* 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) 2003-2009 Thomas Graf <tgraf@suug.ch>
|
|
*/
|
|
|
|
#include <netlink/cli/utils.h>
|
|
#include <netlink/cli/route.h>
|
|
#include <netlink/cli/link.h>
|
|
|
|
static void print_usage(void)
|
|
{
|
|
printf("Usage: nl-route-get <addr>\n");
|
|
exit(1);
|
|
}
|
|
|
|
static void parse_cb(struct nl_object *obj, void *arg)
|
|
{
|
|
//struct rtnl_route *route = (struct rtnl_route *) obj;
|
|
struct nl_dump_params params = {
|
|
.dp_fd = stdout,
|
|
.dp_type = NL_DUMP_DETAILS,
|
|
};
|
|
|
|
nl_object_dump(obj, ¶ms);
|
|
}
|
|
|
|
static int cb(struct nl_msg *msg, void *arg)
|
|
{
|
|
int err;
|
|
|
|
if ((err = nl_msg_parse(msg, &parse_cb, NULL)) < 0)
|
|
nl_cli_fatal(err, "Unable to parse object: %s", nl_geterror(err));
|
|
|
|
return 0;
|
|
}
|
|
|
|
int main(int argc, char *argv[])
|
|
{
|
|
struct nl_sock *sock;
|
|
struct nl_cache *link_cache, *route_cache;
|
|
struct nl_addr *dst;
|
|
int err = 1;
|
|
|
|
if (argc < 2 || !strcmp(argv[1], "-h"))
|
|
print_usage();
|
|
|
|
sock = nl_cli_alloc_socket();
|
|
nl_cli_connect(sock, NETLINK_ROUTE);
|
|
link_cache = nl_cli_link_alloc_cache(sock);
|
|
route_cache = nl_cli_route_alloc_cache(sock, 0);
|
|
|
|
dst = nl_cli_addr_parse(argv[1], AF_INET);
|
|
|
|
{
|
|
struct nl_msg *m;
|
|
struct rtmsg rmsg = {
|
|
.rtm_family = nl_addr_get_family(dst),
|
|
.rtm_dst_len = nl_addr_get_prefixlen(dst),
|
|
};
|
|
|
|
m = nlmsg_alloc_simple(RTM_GETROUTE, 0);
|
|
nlmsg_append(m, &rmsg, sizeof(rmsg), NLMSG_ALIGNTO);
|
|
nla_put_addr(m, RTA_DST, dst);
|
|
|
|
err = nl_send_auto_complete(sock, m);
|
|
nlmsg_free(m);
|
|
if (err < 0)
|
|
nl_cli_fatal(err, "%s", nl_geterror(err));
|
|
|
|
nl_socket_modify_cb(sock, NL_CB_VALID, NL_CB_CUSTOM, cb, NULL);
|
|
|
|
if (nl_recvmsgs_default(sock) < 0)
|
|
nl_cli_fatal(err, "%s", nl_geterror(err));
|
|
}
|
|
|
|
//nl_cache_dump(route_cache, ¶ms);
|
|
|
|
return 0;
|
|
}
|