2  * lib/route/link/sit.c        SIT Link Info
13  * @ingroup link
15  * sit link module
18  * \b Link Type Name: "sit"
31 #include <netlink/route/link/sit.h>
32 #include <netlink-private/route/link/api.h>
55 	uint32_t   link;  member
80 static int sit_alloc(struct rtnl_link *link)  in sit_alloc()  argument
84 	if (link->l_info)  in sit_alloc()
85 		memset(link->l_info, 0, sizeof(*sit));  in sit_alloc()
91 		link->l_info = sit;  in sit_alloc()
97 static int sit_parse(struct rtnl_link *link, struct nlattr *data,  in sit_parse()  argument
104 	NL_DBG(3, "Parsing SIT link info\n");  in sit_parse()
110 	err = sit_alloc(link);  in sit_parse()
114 	sit = link->l_info;  in sit_parse()
117 		sit->link = nla_get_u32(tb[IFLA_IPTUN_LINK]);  in sit_parse()
183 static int sit_put_attrs(struct nl_msg *msg, struct rtnl_link *link)  in sit_put_attrs()  argument
185 	struct sit_info *sit = link->l_info;  in sit_put_attrs()
193 		NLA_PUT_U32(msg, IFLA_IPTUN_LINK, sit->link);  in sit_put_attrs()
235 static void sit_free(struct rtnl_link *link)  in sit_free()  argument
237 	struct sit_info *sit = link->l_info;  in sit_free()
240 	link->l_info = NULL;  in sit_free()
243 static void sit_dump_line(struct rtnl_link *link, struct nl_dump_params *p)  in sit_dump_line()  argument
245 	nl_dump(p, "sit : %s", link->l_name);  in sit_dump_line()
248 static void sit_dump_details(struct rtnl_link *link, struct nl_dump_params *p)  in sit_dump_details()  argument
250 	struct sit_info *sit = link->l_info;  in sit_dump_details()
255 		nl_dump(p, "      link ");  in sit_dump_details()
258 		parent = link_lookup(link->ce_cache, sit->link);  in sit_dump_details()
265 			nl_dump_line(p, "%u\n", sit->link);  in sit_dump_details()
365 #define IS_SIT_LINK_ASSERT(link, sit)                                              \  argument
368                 const struct rtnl_link *_link = (link);                            \
370                         APPBUG("Link is not a sit link. set type \"sit\" first."); \
378 	struct rtnl_link *link;  in rtnl_link_sit_alloc()  local
381 	link = rtnl_link_alloc();  in rtnl_link_sit_alloc()
382 	if (!link)  in rtnl_link_sit_alloc()
385 	err = rtnl_link_set_type(link, "sit");  in rtnl_link_sit_alloc()
387 		rtnl_link_put(link);  in rtnl_link_sit_alloc()
391 	return link;  in rtnl_link_sit_alloc()
395  * Check if link is a SIT link
396  * @arg link            Link object
398  * @return True if link is a SIT link, otherwise false is returned.
400 int rtnl_link_is_sit(struct rtnl_link *link)  in rtnl_link_is_sit()  argument
402 	return link->l_info_ops && !strcmp(link->l_info_ops->io_name, "sit");  in rtnl_link_is_sit()
415 	struct rtnl_link *link;  in rtnl_link_sit_add()  local
418 	link = rtnl_link_sit_alloc();  in rtnl_link_sit_add()
419 	if (!link)  in rtnl_link_sit_add()
423 		rtnl_link_set_name(link, name);  in rtnl_link_sit_add()
425 	err = rtnl_link_add(sk, link, NLM_F_CREATE);  in rtnl_link_sit_add()
426 	rtnl_link_put(link);  in rtnl_link_sit_add()
433  * @arg link            Link object
438 int rtnl_link_sit_set_link(struct rtnl_link *link,  uint32_t index)  in rtnl_link_sit_set_link()  argument
440 	IS_SIT_LINK_ASSERT(link, sit);  in rtnl_link_sit_set_link()
442 	sit->link = index;  in rtnl_link_sit_set_link()
450  * @arg link            Link object
454 uint32_t rtnl_link_sit_get_link(struct rtnl_link *link)  in rtnl_link_sit_get_link()  argument
456 	IS_SIT_LINK_ASSERT(link, sit);  in rtnl_link_sit_get_link()
458 	return sit->link;  in rtnl_link_sit_get_link()
463  * @arg link            Link object
468 int rtnl_link_sit_set_local(struct rtnl_link *link, uint32_t addr)  in rtnl_link_sit_set_local()  argument
470 	IS_SIT_LINK_ASSERT(link, sit);  in rtnl_link_sit_set_local()
480  * @arg link            Link object
484 uint32_t rtnl_link_sit_get_local(struct rtnl_link *link)  in rtnl_link_sit_get_local()  argument
486 	IS_SIT_LINK_ASSERT(link, sit);  in rtnl_link_sit_get_local()
493  * @arg link            Link object
498 int rtnl_link_sit_set_remote(struct rtnl_link *link, uint32_t addr)  in rtnl_link_sit_set_remote()  argument
500 	IS_SIT_LINK_ASSERT(link, sit);  in rtnl_link_sit_set_remote()
510  * @arg link            Link object
514 uint32_t rtnl_link_sit_get_remote(struct rtnl_link *link)  in rtnl_link_sit_get_remote()  argument
516 	IS_SIT_LINK_ASSERT(link, sit);  in rtnl_link_sit_get_remote()
523  * @arg link            Link object
528 int rtnl_link_sit_set_ttl(struct rtnl_link *link, uint8_t ttl)  in rtnl_link_sit_set_ttl()  argument
530 	IS_SIT_LINK_ASSERT(link, sit);  in rtnl_link_sit_set_ttl()
540  * @arg link            Link object
544 uint8_t rtnl_link_sit_get_ttl(struct rtnl_link *link)  in rtnl_link_sit_get_ttl()  argument
546 	IS_SIT_LINK_ASSERT(link, sit);  in rtnl_link_sit_get_ttl()
553  * @arg link            Link object
558 int rtnl_link_sit_set_tos(struct rtnl_link *link, uint8_t tos)  in rtnl_link_sit_set_tos()  argument
560 	IS_SIT_LINK_ASSERT(link, sit);  in rtnl_link_sit_set_tos()
570  * @arg link            Link object
574 uint8_t rtnl_link_sit_get_tos(struct rtnl_link *link)  in rtnl_link_sit_get_tos()  argument
576 	IS_SIT_LINK_ASSERT(link, sit);  in rtnl_link_sit_get_tos()
583  * @arg link            Link object
588 int rtnl_link_sit_set_pmtudisc(struct rtnl_link *link, uint8_t pmtudisc)  in rtnl_link_sit_set_pmtudisc()  argument
590 	IS_SIT_LINK_ASSERT(link, sit);  in rtnl_link_sit_set_pmtudisc()
600  * @arg link            Link object
604 uint8_t rtnl_link_sit_get_pmtudisc(struct rtnl_link *link)  in rtnl_link_sit_get_pmtudisc()  argument
606 	IS_SIT_LINK_ASSERT(link, sit);  in rtnl_link_sit_get_pmtudisc()
613  * @arg link            Link object
618 int rtnl_link_sit_set_flags(struct rtnl_link *link, uint16_t flags)  in rtnl_link_sit_set_flags()  argument
620 	IS_SIT_LINK_ASSERT(link, sit);  in rtnl_link_sit_set_flags()
630  * @arg link            Link object
634 uint16_t rtnl_link_sit_get_flags(struct rtnl_link *link)  in rtnl_link_sit_get_flags()  argument
636 	IS_SIT_LINK_ASSERT(link, sit);  in rtnl_link_sit_get_flags()
643  * @arg link            Link object
648 int rtnl_link_sit_set_proto(struct rtnl_link *link, uint8_t proto)  in rtnl_link_sit_set_proto()  argument
650 	IS_SIT_LINK_ASSERT(link, sit);  in rtnl_link_sit_set_proto()
660  * @arg link            Link object
664 uint8_t rtnl_link_sit_get_proto(struct rtnl_link *link)  in rtnl_link_sit_get_proto()  argument
666 	IS_SIT_LINK_ASSERT(link, sit);  in rtnl_link_sit_get_proto()
673  * @arg link            Link object
678 int rtnl_link_sit_set_ip6rd_prefix(struct rtnl_link *link, const struct in6_addr *prefix)  in rtnl_link_sit_set_ip6rd_prefix()  argument
680 	IS_SIT_LINK_ASSERT(link, sit);  in rtnl_link_sit_set_ip6rd_prefix()
689  * @arg link            Link object
695 int rtnl_link_sit_get_ip6rd_prefix(const struct rtnl_link *link, struct in6_addr *prefix)  in rtnl_link_sit_get_ip6rd_prefix()  argument
697 	IS_SIT_LINK_ASSERT(link, sit);  in rtnl_link_sit_get_ip6rd_prefix()
709  * @arg link            Link object
714 int rtnl_link_sit_set_ip6rd_prefixlen(struct rtnl_link *link, uint16_t prefixlen)  in rtnl_link_sit_set_ip6rd_prefixlen()  argument
716 	IS_SIT_LINK_ASSERT(link, sit);  in rtnl_link_sit_set_ip6rd_prefixlen()
725  * @arg link            Link object
731 int rtnl_link_sit_get_ip6rd_prefixlen(struct rtnl_link *link, uint16_t *prefixlen)  in rtnl_link_sit_get_ip6rd_prefixlen()  argument
733 	IS_SIT_LINK_ASSERT(link, sit);  in rtnl_link_sit_get_ip6rd_prefixlen()
745  * @arg link            Link object
750 int rtnl_link_sit_set_ip6rd_relay_prefix(struct rtnl_link *link, uint32_t prefix)  in rtnl_link_sit_set_ip6rd_relay_prefix()  argument
752 	IS_SIT_LINK_ASSERT(link, sit);  in rtnl_link_sit_set_ip6rd_relay_prefix()
761  * @arg link            Link object
767 int rtnl_link_sit_get_ip6rd_relay_prefix(const struct rtnl_link *link, uint32_t *prefix)  in rtnl_link_sit_get_ip6rd_relay_prefix()  argument
769 	IS_SIT_LINK_ASSERT(link, sit);  in rtnl_link_sit_get_ip6rd_relay_prefix()
781  * @arg link            Link object
786 int rtnl_link_sit_set_ip6rd_relay_prefixlen(struct rtnl_link *link, uint16_t prefixlen)  in rtnl_link_sit_set_ip6rd_relay_prefixlen()  argument
788 	IS_SIT_LINK_ASSERT(link, sit);  in rtnl_link_sit_set_ip6rd_relay_prefixlen()
797  * @arg link            Link object
803 int rtnl_link_sit_get_ip6rd_relay_prefixlen(struct rtnl_link *link, uint16_t *prefixlen)  in rtnl_link_sit_get_ip6rd_relay_prefixlen()  argument
805 	IS_SIT_LINK_ASSERT(link, sit);  in rtnl_link_sit_get_ip6rd_relay_prefixlen()