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Diffstat (limited to 'include/linux/rtnetlink.h')
-rw-r--r--include/linux/rtnetlink.h132
1 files changed, 1 insertions, 131 deletions
diff --git a/include/linux/rtnetlink.h b/include/linux/rtnetlink.h
index 2c1de8982c85..db71c4ad8624 100644
--- a/include/linux/rtnetlink.h
+++ b/include/linux/rtnetlink.h
@@ -612,12 +612,6 @@ struct tcamsg {
612#include <linux/mutex.h> 612#include <linux/mutex.h>
613#include <linux/netdevice.h> 613#include <linux/netdevice.h>
614 614
615static __inline__ int rtattr_strcmp(const struct rtattr *rta, const char *str)
616{
617 int len = strlen(str) + 1;
618 return len > rta->rta_len || memcmp(RTA_DATA(rta), str, len);
619}
620
621extern int rtnetlink_send(struct sk_buff *skb, struct net *net, u32 pid, u32 group, int echo); 615extern int rtnetlink_send(struct sk_buff *skb, struct net *net, u32 pid, u32 group, int echo);
622extern int rtnl_unicast(struct sk_buff *skb, struct net *net, u32 pid); 616extern int rtnl_unicast(struct sk_buff *skb, struct net *net, u32 pid);
623extern void rtnl_notify(struct sk_buff *skb, struct net *net, u32 pid, 617extern void rtnl_notify(struct sk_buff *skb, struct net *net, u32 pid,
@@ -625,124 +619,7 @@ extern void rtnl_notify(struct sk_buff *skb, struct net *net, u32 pid,
625extern void rtnl_set_sk_err(struct net *net, u32 group, int error); 619extern void rtnl_set_sk_err(struct net *net, u32 group, int error);
626extern int rtnetlink_put_metrics(struct sk_buff *skb, u32 *metrics); 620extern int rtnetlink_put_metrics(struct sk_buff *skb, u32 *metrics);
627extern int rtnl_put_cacheinfo(struct sk_buff *skb, struct dst_entry *dst, 621extern int rtnl_put_cacheinfo(struct sk_buff *skb, struct dst_entry *dst,
628 u32 id, u32 ts, u32 tsage, long expires, 622 u32 id, long expires, u32 error);
629 u32 error);
630
631extern void __rta_fill(struct sk_buff *skb, int attrtype, int attrlen, const void *data);
632
633#define RTA_PUT(skb, attrtype, attrlen, data) \
634({ if (unlikely(skb_tailroom(skb) < (int)RTA_SPACE(attrlen))) \
635 goto rtattr_failure; \
636 __rta_fill(skb, attrtype, attrlen, data); })
637
638#define RTA_APPEND(skb, attrlen, data) \
639({ if (unlikely(skb_tailroom(skb) < (int)(attrlen))) \
640 goto rtattr_failure; \
641 memcpy(skb_put(skb, attrlen), data, attrlen); })
642
643#define RTA_PUT_NOHDR(skb, attrlen, data) \
644({ RTA_APPEND(skb, RTA_ALIGN(attrlen), data); \
645 memset(skb_tail_pointer(skb) - (RTA_ALIGN(attrlen) - attrlen), 0, \
646 RTA_ALIGN(attrlen) - attrlen); })
647
648#define RTA_PUT_U8(skb, attrtype, value) \
649({ u8 _tmp = (value); \
650 RTA_PUT(skb, attrtype, sizeof(u8), &_tmp); })
651
652#define RTA_PUT_U16(skb, attrtype, value) \
653({ u16 _tmp = (value); \
654 RTA_PUT(skb, attrtype, sizeof(u16), &_tmp); })
655
656#define RTA_PUT_U32(skb, attrtype, value) \
657({ u32 _tmp = (value); \
658 RTA_PUT(skb, attrtype, sizeof(u32), &_tmp); })
659
660#define RTA_PUT_U64(skb, attrtype, value) \
661({ u64 _tmp = (value); \
662 RTA_PUT(skb, attrtype, sizeof(u64), &_tmp); })
663
664#define RTA_PUT_SECS(skb, attrtype, value) \
665 RTA_PUT_U64(skb, attrtype, (value) / HZ)
666
667#define RTA_PUT_MSECS(skb, attrtype, value) \
668 RTA_PUT_U64(skb, attrtype, jiffies_to_msecs(value))
669
670#define RTA_PUT_STRING(skb, attrtype, value) \
671 RTA_PUT(skb, attrtype, strlen(value) + 1, value)
672
673#define RTA_PUT_FLAG(skb, attrtype) \
674 RTA_PUT(skb, attrtype, 0, NULL);
675
676#define RTA_NEST(skb, type) \
677({ struct rtattr *__start = (struct rtattr *)skb_tail_pointer(skb); \
678 RTA_PUT(skb, type, 0, NULL); \
679 __start; })
680
681#define RTA_NEST_END(skb, start) \
682({ (start)->rta_len = skb_tail_pointer(skb) - (unsigned char *)(start); \
683 (skb)->len; })
684
685#define RTA_NEST_COMPAT(skb, type, attrlen, data) \
686({ struct rtattr *__start = (struct rtattr *)skb_tail_pointer(skb); \
687 RTA_PUT(skb, type, attrlen, data); \
688 RTA_NEST(skb, type); \
689 __start; })
690
691#define RTA_NEST_COMPAT_END(skb, start) \
692({ struct rtattr *__nest = (void *)(start) + NLMSG_ALIGN((start)->rta_len); \
693 (start)->rta_len = skb_tail_pointer(skb) - (unsigned char *)(start); \
694 RTA_NEST_END(skb, __nest); \
695 (skb)->len; })
696
697#define RTA_NEST_CANCEL(skb, start) \
698({ if (start) \
699 skb_trim(skb, (unsigned char *) (start) - (skb)->data); \
700 -1; })
701
702#define RTA_GET_U8(rta) \
703({ if (!rta || RTA_PAYLOAD(rta) < sizeof(u8)) \
704 goto rtattr_failure; \
705 *(u8 *) RTA_DATA(rta); })
706
707#define RTA_GET_U16(rta) \
708({ if (!rta || RTA_PAYLOAD(rta) < sizeof(u16)) \
709 goto rtattr_failure; \
710 *(u16 *) RTA_DATA(rta); })
711
712#define RTA_GET_U32(rta) \
713({ if (!rta || RTA_PAYLOAD(rta) < sizeof(u32)) \
714 goto rtattr_failure; \
715 *(u32 *) RTA_DATA(rta); })
716
717#define RTA_GET_U64(rta) \
718({ u64 _tmp; \
719 if (!rta || RTA_PAYLOAD(rta) < sizeof(u64)) \
720 goto rtattr_failure; \
721 memcpy(&_tmp, RTA_DATA(rta), sizeof(_tmp)); \
722 _tmp; })
723
724#define RTA_GET_FLAG(rta) (!!(rta))
725
726#define RTA_GET_SECS(rta) ((unsigned long) RTA_GET_U64(rta) * HZ)
727#define RTA_GET_MSECS(rta) (msecs_to_jiffies((unsigned long) RTA_GET_U64(rta)))
728
729static inline struct rtattr *
730__rta_reserve(struct sk_buff *skb, int attrtype, int attrlen)
731{
732 struct rtattr *rta;
733 int size = RTA_LENGTH(attrlen);
734
735 rta = (struct rtattr*)skb_put(skb, RTA_ALIGN(size));
736 rta->rta_type = attrtype;
737 rta->rta_len = size;
738 memset(RTA_DATA(rta) + attrlen, 0, RTA_ALIGN(size) - size);
739 return rta;
740}
741
742#define __RTA_PUT(skb, attrtype, attrlen) \
743({ if (unlikely(skb_tailroom(skb) < (int)RTA_SPACE(attrlen))) \
744 goto rtattr_failure; \
745 __rta_reserve(skb, attrtype, attrlen); })
746 623
747extern void rtmsg_ifinfo(int type, struct net_device *dev, unsigned change); 624extern void rtmsg_ifinfo(int type, struct net_device *dev, unsigned change);
748 625
@@ -794,13 +671,6 @@ extern void __rtnl_unlock(void);
794 } \ 671 } \
795} while(0) 672} while(0)
796 673
797static inline u32 rtm_get_table(struct rtattr **rta, u8 table)
798{
799 return RTA_GET_U32(rta[RTA_TABLE-1]);
800rtattr_failure:
801 return table;
802}
803
804extern int ndo_dflt_fdb_dump(struct sk_buff *skb, 674extern int ndo_dflt_fdb_dump(struct sk_buff *skb,
805 struct netlink_callback *cb, 675 struct netlink_callback *cb,
806 struct net_device *dev, 676 struct net_device *dev,