228 extern int		netlink_rcv_skb(struct sk_buff *skb,
231 extern int		nlmsg_notify(struct sock *sk, struct sk_buff *skb,
250 extern struct nlattr *	__nla_reserve(struct sk_buff *skb, int attrtype,
252 extern void *		__nla_reserve_nohdr(struct sk_buff *skb, int attrlen);
253 extern struct nlattr *	nla_reserve(struct sk_buff *skb, int attrtype,
255 extern void *		nla_reserve_nohdr(struct sk_buff *skb, int attrlen);
256 extern void		__nla_put(struct sk_buff *skb, int attrtype,
258 extern void		__nla_put_nohdr(struct sk_buff *skb, int attrlen,
260 extern int		nla_put(struct sk_buff *skb, int attrtype,
262 extern int		nla_put_nohdr(struct sk_buff *skb, int attrlen,
264 extern int		nla_append(struct sk_buff *skb, int attrlen,
456 static inline struct nlmsghdr *nlmsg_put(struct sk_buff *skb, u32 pid, u32 seq,  in nlmsg_put()  argument
459 	if (unlikely(skb_tailroom(skb) < nlmsg_total_size(payload)))  in nlmsg_put()
462 	return __nlmsg_put(skb, pid, seq, type, payload, flags);  in nlmsg_put()
476 static inline struct nlmsghdr *nlmsg_put_answer(struct sk_buff *skb,  in nlmsg_put_answer()  argument
481 	return nlmsg_put(skb, NETLINK_CB(cb->skb).pid, cb->nlh->nlmsg_seq,  in nlmsg_put_answer()
509 static inline int nlmsg_end(struct sk_buff *skb, struct nlmsghdr *nlh)  in nlmsg_end()  argument
511 	nlh->nlmsg_len = skb_tail_pointer(skb) - (unsigned char *)nlh;  in nlmsg_end()
513 	return skb->len;  in nlmsg_end()
522 static inline void *nlmsg_get_pos(struct sk_buff *skb)  in nlmsg_get_pos()  argument
524 	return skb_tail_pointer(skb);  in nlmsg_get_pos()
534 static inline void nlmsg_trim(struct sk_buff *skb, const void *mark)  in nlmsg_trim()  argument
537 		skb_trim(skb, (unsigned char *) mark - skb->data);  in nlmsg_trim()
548 static inline void nlmsg_cancel(struct sk_buff *skb, struct nlmsghdr *nlh)  in nlmsg_cancel()  argument
550 	nlmsg_trim(skb, nlh);  in nlmsg_cancel()
557 static inline void nlmsg_free(struct sk_buff *skb)  in nlmsg_free()  argument
559 	kfree_skb(skb);  in nlmsg_free()
570 static inline int nlmsg_multicast(struct sock *sk, struct sk_buff *skb,  in nlmsg_multicast()  argument
575 	NETLINK_CB(skb).dst_group = group;  in nlmsg_multicast()
577 	err = netlink_broadcast(sk, skb, pid, group, flags);  in nlmsg_multicast()
590 static inline int nlmsg_unicast(struct sock *sk, struct sk_buff *skb, u32 pid)  in nlmsg_unicast()  argument
594 	err = netlink_unicast(sk, skb, pid, MSG_DONTWAIT);  in nlmsg_unicast()
758 static inline int nla_put_u8(struct sk_buff *skb, int attrtype, u8 value)  in nla_put_u8()  argument
760 	return nla_put(skb, attrtype, sizeof(u8), &value);  in nla_put_u8()
769 static inline int nla_put_u16(struct sk_buff *skb, int attrtype, u16 value)  in nla_put_u16()  argument
771 	return nla_put(skb, attrtype, sizeof(u16), &value);  in nla_put_u16()
780 static inline int nla_put_u32(struct sk_buff *skb, int attrtype, u32 value)  in nla_put_u32()  argument
782 	return nla_put(skb, attrtype, sizeof(u32), &value);  in nla_put_u32()
791 static inline int nla_put_u64(struct sk_buff *skb, int attrtype, u64 value)  in nla_put_u64()  argument
793 	return nla_put(skb, attrtype, sizeof(u64), &value);  in nla_put_u64()
802 static inline int nla_put_string(struct sk_buff *skb, int attrtype,  in nla_put_string()  argument
805 	return nla_put(skb, attrtype, strlen(str) + 1, str);  in nla_put_string()
813 static inline int nla_put_flag(struct sk_buff *skb, int attrtype)  in nla_put_flag()  argument
815 	return nla_put(skb, attrtype, 0, NULL);  in nla_put_flag()
824 static inline int nla_put_msecs(struct sk_buff *skb, int attrtype,  in nla_put_msecs()  argument
828 	return nla_put(skb, attrtype, sizeof(u64), &tmp);  in nla_put_msecs()
831 #define NLA_PUT(skb, attrtype, attrlen, data) \  argument
833 		if (unlikely(nla_put(skb, attrtype, attrlen, data) < 0)) \
837 #define NLA_PUT_TYPE(skb, type, attrtype, value) \  argument
840 		NLA_PUT(skb, attrtype, sizeof(type), &__tmp); \
843 #define NLA_PUT_U8(skb, attrtype, value) \  argument
844 	NLA_PUT_TYPE(skb, u8, attrtype, value)
846 #define NLA_PUT_U16(skb, attrtype, value) \  argument
847 	NLA_PUT_TYPE(skb, u16, attrtype, value)
849 #define NLA_PUT_LE16(skb, attrtype, value) \  argument
850 	NLA_PUT_TYPE(skb, __le16, attrtype, value)
852 #define NLA_PUT_BE16(skb, attrtype, value) \  argument
853 	NLA_PUT_TYPE(skb, __be16, attrtype, value)
855 #define NLA_PUT_NET16(skb, attrtype, value) \  argument
856 	NLA_PUT_BE16(skb, attrtype | NLA_F_NET_BYTEORDER, value)
858 #define NLA_PUT_U32(skb, attrtype, value) \  argument
859 	NLA_PUT_TYPE(skb, u32, attrtype, value)
861 #define NLA_PUT_BE32(skb, attrtype, value) \  argument
862 	NLA_PUT_TYPE(skb, __be32, attrtype, value)
864 #define NLA_PUT_NET32(skb, attrtype, value) \  argument
865 	NLA_PUT_BE32(skb, attrtype | NLA_F_NET_BYTEORDER, value)
867 #define NLA_PUT_U64(skb, attrtype, value) \  argument
868 	NLA_PUT_TYPE(skb, u64, attrtype, value)
870 #define NLA_PUT_BE64(skb, attrtype, value) \  argument
871 	NLA_PUT_TYPE(skb, __be64, attrtype, value)
873 #define NLA_PUT_NET64(skb, attrtype, value) \  argument
874 	NLA_PUT_BE64(skb, attrtype | NLA_F_NET_BYTEORDER, value)
876 #define NLA_PUT_STRING(skb, attrtype, value) \  argument
877 	NLA_PUT(skb, attrtype, strlen(value) + 1, value)
879 #define NLA_PUT_FLAG(skb, attrtype) \  argument
880 	NLA_PUT(skb, attrtype, 0, NULL)
882 #define NLA_PUT_MSECS(skb, attrtype, jiffies) \  argument
883 	NLA_PUT_U64(skb, attrtype, jiffies_to_msecs(jiffies))
994 static inline struct nlattr *nla_nest_start(struct sk_buff *skb, int attrtype)  in nla_nest_start()  argument
996 	struct nlattr *start = (struct nlattr *)skb_tail_pointer(skb);  in nla_nest_start()
998 	if (nla_put(skb, attrtype, 0, NULL) < 0)  in nla_nest_start()
1014 static inline int nla_nest_end(struct sk_buff *skb, struct nlattr *start)  in nla_nest_end()  argument
1016 	start->nla_len = skb_tail_pointer(skb) - (unsigned char *)start;  in nla_nest_end()
1017 	return skb->len;  in nla_nest_end()
1028 static inline void nla_nest_cancel(struct sk_buff *skb, struct nlattr *start)  in nla_nest_cancel()  argument
1030 	nlmsg_trim(skb, start);  in nla_nest_cancel()