2  * lib/route/link/ip6tnl.c        IP6TNL Link Info
13  * @ingroup link
15  * ip6tnl link module
18  * \b Link Type Name: "ip6tnl"
31 #include <netlink/route/link/ip6tnl.h>
32 #include <netlink-private/route/link/api.h>
53 	uint32_t                link;  member
72 static int ip6_tnl_alloc(struct rtnl_link *link)  in ip6_tnl_alloc()  argument
76 	if (link->l_info)  in ip6_tnl_alloc()
77 		memset(link->l_info, 0, sizeof(*ip6_tnl));  in ip6_tnl_alloc()
83 		link->l_info = ip6_tnl;  in ip6_tnl_alloc()
89 static int ip6_tnl_parse(struct rtnl_link *link, struct nlattr *data,  in ip6_tnl_parse()  argument
96 	NL_DBG(3, "Parsing IP6_TNL link info\n");  in ip6_tnl_parse()
102 	err = ip6_tnl_alloc(link);  in ip6_tnl_parse()
106 	ip6_tnl = link->l_info;  in ip6_tnl_parse()
109 		ip6_tnl->link = nla_get_u32(tb[IFLA_IPTUN_LINK]);  in ip6_tnl_parse()
159 static int ip6_tnl_put_attrs(struct nl_msg *msg, struct rtnl_link *link)  in ip6_tnl_put_attrs()  argument
161 	struct ip6_tnl_info *ip6_tnl = link->l_info;  in ip6_tnl_put_attrs()
169 		NLA_PUT_U32(msg, IFLA_IPTUN_LINK, ip6_tnl->link);  in ip6_tnl_put_attrs()
204 static void ip6_tnl_free(struct rtnl_link *link)  in ip6_tnl_free()  argument
206 	struct ip6_tnl_info *ip6_tnl = link->l_info;  in ip6_tnl_free()
209 	link->l_info = NULL;  in ip6_tnl_free()
212 static void ip6_tnl_dump_line(struct rtnl_link *link, struct nl_dump_params *p)  in ip6_tnl_dump_line()  argument
214 	nl_dump(p, "ip6_tnl : %s", link->l_name);  in ip6_tnl_dump_line()
217 static void ip6_tnl_dump_details(struct rtnl_link *link, struct nl_dump_params *p)  in ip6_tnl_dump_details()  argument
219 	struct ip6_tnl_info *ip6_tnl = link->l_info;  in ip6_tnl_dump_details()
224 		nl_dump(p, "      link ");  in ip6_tnl_dump_details()
227 		parent = link_lookup(link->ce_cache, ip6_tnl->link);  in ip6_tnl_dump_details()
234 			nl_dump_line(p, "%u\n", ip6_tnl->link);  in ip6_tnl_dump_details()
320 #define IS_IP6_TNL_LINK_ASSERT(link)\  argument
321 	if ((link)->l_info_ops != &ip6_tnl_info_ops) {\
322 		APPBUG("Link is not a ip6_tnl link. set type \"ip6tnl\" first.");\
328 	struct rtnl_link *link;  in rtnl_link_ip6_tnl_alloc()  local
331 	link = rtnl_link_alloc();  in rtnl_link_ip6_tnl_alloc()
332 	if (!link)  in rtnl_link_ip6_tnl_alloc()
335 	err = rtnl_link_set_type(link, "ip6tnl");  in rtnl_link_ip6_tnl_alloc()
337 		rtnl_link_put(link);  in rtnl_link_ip6_tnl_alloc()
341 	return link;  in rtnl_link_ip6_tnl_alloc()
345  * Check if link is a IP6_TNL link
346  * @arg link            Link object
348  * @return True if link is a IP6_TNL link, otherwise false is returned.
350 int rtnl_link_is_ip6_tnl(struct rtnl_link *link)  in rtnl_link_is_ip6_tnl()  argument
352 	return link->l_info_ops && !strcmp(link->l_info_ops->io_name, "ip6tnl");  in rtnl_link_is_ip6_tnl()
365 	struct rtnl_link *link;  in rtnl_link_ip6_tnl_add()  local
368 	link = rtnl_link_ip6_tnl_alloc();  in rtnl_link_ip6_tnl_add()
369 	if (!link)  in rtnl_link_ip6_tnl_add()
373 		rtnl_link_set_name(link, name);  in rtnl_link_ip6_tnl_add()
375 	err = rtnl_link_add(sk, link, NLM_F_CREATE);  in rtnl_link_ip6_tnl_add()
376 	rtnl_link_put(link);  in rtnl_link_ip6_tnl_add()
383  * @arg link            Link object
388 int rtnl_link_ip6_tnl_set_link(struct rtnl_link *link, uint32_t index)  in rtnl_link_ip6_tnl_set_link()  argument
390 	struct ip6_tnl_info *ip6_tnl = link->l_info;  in rtnl_link_ip6_tnl_set_link()
392 	IS_IP6_TNL_LINK_ASSERT(link);  in rtnl_link_ip6_tnl_set_link()
394 	ip6_tnl->link = index;  in rtnl_link_ip6_tnl_set_link()
402  * @arg link            Link object
406 uint32_t rtnl_link_ip6_tnl_get_link(struct rtnl_link *link)  in rtnl_link_ip6_tnl_get_link()  argument
408 	struct ip6_tnl_info *ip6_tnl = link->l_info;  in rtnl_link_ip6_tnl_get_link()
410 	IS_IP6_TNL_LINK_ASSERT(link);  in rtnl_link_ip6_tnl_get_link()
412 	return ip6_tnl->link;  in rtnl_link_ip6_tnl_get_link()
417  * @arg link            Link object
422 int rtnl_link_ip6_tnl_set_local(struct rtnl_link *link, struct in6_addr *addr)  in rtnl_link_ip6_tnl_set_local()  argument
424 	struct ip6_tnl_info *ip6_tnl = link->l_info;  in rtnl_link_ip6_tnl_set_local()
426 	IS_IP6_TNL_LINK_ASSERT(link);  in rtnl_link_ip6_tnl_set_local()
436  * @arg link            Link object
440 int rtnl_link_ip6_tnl_get_local(struct rtnl_link *link, struct in6_addr *addr)  in rtnl_link_ip6_tnl_get_local()  argument
442 	struct ip6_tnl_info *ip6_tnl = link->l_info;  in rtnl_link_ip6_tnl_get_local()
444 	IS_IP6_TNL_LINK_ASSERT(link);  in rtnl_link_ip6_tnl_get_local()
453  * @arg link            Link object
458 int rtnl_link_ip6_tnl_set_remote(struct rtnl_link *link, struct in6_addr *addr)  in rtnl_link_ip6_tnl_set_remote()  argument
460 	struct ip6_tnl_info *ip6_tnl = link->l_info;  in rtnl_link_ip6_tnl_set_remote()
462 	IS_IP6_TNL_LINK_ASSERT(link);  in rtnl_link_ip6_tnl_set_remote()
472  * @arg link            Link object
476 int rtnl_link_ip6_tnl_get_remote(struct rtnl_link *link, struct in6_addr *addr)  in rtnl_link_ip6_tnl_get_remote()  argument
478 	struct ip6_tnl_info *ip6_tnl = link->l_info;  in rtnl_link_ip6_tnl_get_remote()
480 	IS_IP6_TNL_LINK_ASSERT(link);  in rtnl_link_ip6_tnl_get_remote()
489  * @arg link            Link object
494 int rtnl_link_ip6_tnl_set_ttl(struct rtnl_link *link, uint8_t ttl)  in rtnl_link_ip6_tnl_set_ttl()  argument
496 	struct ip6_tnl_info *ip6_tnl = link->l_info;  in rtnl_link_ip6_tnl_set_ttl()
498 	IS_IP6_TNL_LINK_ASSERT(link);  in rtnl_link_ip6_tnl_set_ttl()
508  * @arg link            Link object
512 uint8_t rtnl_link_ip6_tnl_get_ttl(struct rtnl_link *link)  in rtnl_link_ip6_tnl_get_ttl()  argument
514 	struct ip6_tnl_info *ip6_tnl = link->l_info;  in rtnl_link_ip6_tnl_get_ttl()
516 	IS_IP6_TNL_LINK_ASSERT(link);  in rtnl_link_ip6_tnl_get_ttl()
523  * @arg link            Link object
528 int rtnl_link_ip6_tnl_set_tos(struct rtnl_link *link, uint8_t tos)  in rtnl_link_ip6_tnl_set_tos()  argument
530 	struct ip6_tnl_info *ip6_tnl = link->l_info;  in rtnl_link_ip6_tnl_set_tos()
532 	IS_IP6_TNL_LINK_ASSERT(link);  in rtnl_link_ip6_tnl_set_tos()
542  * @arg link            Link object
546 uint8_t rtnl_link_ip6_tnl_get_tos(struct rtnl_link *link)  in rtnl_link_ip6_tnl_get_tos()  argument
548 	struct ip6_tnl_info *ip6_tnl = link->l_info;  in rtnl_link_ip6_tnl_get_tos()
550 	IS_IP6_TNL_LINK_ASSERT(link);  in rtnl_link_ip6_tnl_get_tos()
557  * @arg link            Link object
562 int rtnl_link_ip6_tnl_set_encaplimit(struct rtnl_link *link, uint8_t encap_limit)  in rtnl_link_ip6_tnl_set_encaplimit()  argument
564 	struct ip6_tnl_info *ip6_tnl = link->l_info;  in rtnl_link_ip6_tnl_set_encaplimit()
566 	IS_IP6_TNL_LINK_ASSERT(link);  in rtnl_link_ip6_tnl_set_encaplimit()
576  * @arg link            Link object
580 uint8_t rtnl_link_ip6_tnl_get_encaplimit(struct rtnl_link *link)  in rtnl_link_ip6_tnl_get_encaplimit()  argument
582 	struct ip6_tnl_info *ip6_tnl = link->l_info;  in rtnl_link_ip6_tnl_get_encaplimit()
584 	IS_IP6_TNL_LINK_ASSERT(link);  in rtnl_link_ip6_tnl_get_encaplimit()
591  * @arg link            Link object
596 int rtnl_link_ip6_tnl_set_flowinfo(struct rtnl_link *link, uint32_t flowinfo)  in rtnl_link_ip6_tnl_set_flowinfo()  argument
598 	struct ip6_tnl_info *ip6_tnl = link->l_info;  in rtnl_link_ip6_tnl_set_flowinfo()
600 	IS_IP6_TNL_LINK_ASSERT(link);  in rtnl_link_ip6_tnl_set_flowinfo()
610  * @arg link            Link object
614 uint32_t rtnl_link_ip6_tnl_get_flowinfo(struct rtnl_link *link)  in rtnl_link_ip6_tnl_get_flowinfo()  argument
616 	struct ip6_tnl_info *ip6_tnl = link->l_info;  in rtnl_link_ip6_tnl_get_flowinfo()
618 	IS_IP6_TNL_LINK_ASSERT(link);  in rtnl_link_ip6_tnl_get_flowinfo()
625  * @arg link            Link object
630 int rtnl_link_ip6_tnl_set_flags(struct rtnl_link *link, uint32_t flags)  in rtnl_link_ip6_tnl_set_flags()  argument
632 	struct ip6_tnl_info *ip6_tnl = link->l_info;  in rtnl_link_ip6_tnl_set_flags()
634 	IS_IP6_TNL_LINK_ASSERT(link);  in rtnl_link_ip6_tnl_set_flags()
644  * @arg link            Link object
648 uint32_t rtnl_link_ip6_tnl_get_flags(struct rtnl_link *link)  in rtnl_link_ip6_tnl_get_flags()  argument
650 	struct ip6_tnl_info *ip6_tnl = link->l_info;  in rtnl_link_ip6_tnl_get_flags()
652 	IS_IP6_TNL_LINK_ASSERT(link);  in rtnl_link_ip6_tnl_get_flags()
659  * @arg link            Link object
664 int rtnl_link_ip6_tnl_set_proto(struct rtnl_link *link, uint8_t proto)  in rtnl_link_ip6_tnl_set_proto()  argument
666 	struct ip6_tnl_info *ip6_tnl = link->l_info;  in rtnl_link_ip6_tnl_set_proto()
668 	IS_IP6_TNL_LINK_ASSERT(link);  in rtnl_link_ip6_tnl_set_proto()
678  * @arg link            Link object
682 uint8_t rtnl_link_ip6_tnl_get_proto(struct rtnl_link *link)  in rtnl_link_ip6_tnl_get_proto()  argument
684 	struct ip6_tnl_info *ip6_tnl = link->l_info;  in rtnl_link_ip6_tnl_get_proto()
686 	IS_IP6_TNL_LINK_ASSERT(link);  in rtnl_link_ip6_tnl_get_proto()