C++ (Cpp) rtnl_addr_get_flags示例

示例#1

文件： netlink.cpp 项目： dcherednik/porto

TError TNlLink::WaitAddress(int timeout_s) {
    struct nl_cache *cache;
    int ret;

    L() << "Wait for autoconf at " << GetDesc() << std::endl;

    ret = rtnl_addr_alloc_cache(GetSock(), &cache);
    if (ret < 0)
        return Nl->Error(ret, "Cannot allocate addr cache");

    do {
        for (auto obj = nl_cache_get_first(cache); obj; obj = nl_cache_get_next(obj)) {
            auto addr = (struct rtnl_addr *)obj;

            if (!rtnl_addr_get_local(addr) ||
                    rtnl_addr_get_ifindex(addr) != GetIndex() ||
                    rtnl_addr_get_family(addr) != AF_INET6 ||
                    rtnl_addr_get_scope(addr) >= RT_SCOPE_LINK ||
                    (rtnl_addr_get_flags(addr) &
                     (IFA_F_TENTATIVE | IFA_F_DEPRECATED)))
                continue;

            L() << "Got " << TNlAddr(rtnl_addr_get_local(addr)).Format()
                << " at " << GetDesc() << std::endl;

            nl_cache_free(cache);
            return TError::Success();
        }

        usleep(1000000);
        ret = nl_cache_refill(GetSock(), cache);
        if (ret < 0)
            return Nl->Error(ret, "Cannot refill address cache");
    } while (--timeout_s > 0);

    nl_cache_free(cache);
    return TError(EError::Unknown, "Network autoconf timeout");
}

示例#2

文件： nl-addr-list.c 项目： Alenevod/libnl

static void env_dump(struct nl_object *obj, void *arg)
{
	struct nl_dump_params *p = arg;
	struct rtnl_addr *addr = (struct rtnl_addr *) obj;
	struct nl_cache *link_cache;
	struct nl_addr *a;
	static int index = 0;
	char buf[128], pfx[32], *s;

	snprintf(pfx, sizeof(pfx), "ADDR%d", index++);

	nl_dump_line(p, "%s_FAMILY=%s\n", pfx,
		     nl_af2str(rtnl_addr_get_family(addr), buf, sizeof(buf)));

	nl_dump_line(p, "%s_LOCAL=%s\n", pfx,
		     nl_addr2str(rtnl_addr_get_local(addr), buf, sizeof(buf)));

	nl_dump_line(p, "%s_IFINDEX=%u\n", pfx, rtnl_addr_get_ifindex(addr));
	link_cache = nl_cache_mngt_require_safe("route/link");
	if (link_cache)
		nl_dump_line(p, "%s_IFNAME=%s\n", pfx,
			     rtnl_link_i2name(link_cache,
			     		      rtnl_addr_get_ifindex(addr),
			     		      buf, sizeof(buf)));

	if ((a = rtnl_addr_get_peer(addr)))
		nl_dump_line(p, "%s_PEER=%s\n", pfx,
			     nl_addr2str(a, buf, sizeof(buf)));

	if ((a = rtnl_addr_get_broadcast(addr)))
		nl_dump_line(p, "%s_BROADCAST=%s\n", pfx,
			     nl_addr2str(a, buf, sizeof(buf)));

	nl_dump_line(p, "%s_SCOPE=%s\n", pfx,
		     rtnl_scope2str(rtnl_addr_get_scope(addr),
				    buf, sizeof(buf)));

	if ((s = rtnl_addr_get_label(addr)))
		nl_dump_line(p, "%s_LABEL=%s\n", pfx, s);

	rtnl_addr_flags2str(rtnl_addr_get_flags(addr), buf, sizeof(buf));
	if (buf[0])
		nl_dump_line(p, "%s_FLAGS=%s\n", pfx, buf);

	nl_dump_line(p, "%s_CACHEINFO_VALID=%u\n", pfx,
		     rtnl_addr_get_valid_lifetime(addr));

	if (link_cache)
		nl_cache_put(link_cache);

#if 0
	if (addr->ce_mask & ADDR_ATTR_CACHEINFO) {
		struct rtnl_addr_cacheinfo *ci = &addr->a_cacheinfo;

		nl_dump_line(p, "ADDR_CACHEINFO_PREFERRED=%u\n",
			     ci->aci_prefered);

		nl_dump_line(p, "ADDR_CACHEINFO_CREATED=%u\n", ci->aci_cstamp);
		nl_dump_line(p, "ADDR_CACHEINFO_LASTUPDATE=%u\n",
			     ci->aci_tstamp);
	}
#endif
}