include/net/genetlink.h

18  * @name: name of the multicast group, names are per-family
30  * struct genl_family - generic netlink family
32  * @name: name of family
36  * @netnsok: set to true if the family can handle network
44  * @bind: called when family multicast group is added to a netlink socket
45  * @unbind: called when family multicast group is removed from a netlink socket
47  * @mcgrps: multicast groups used by this family
52  * @ops: the operations supported by this family
53  * @n_ops: number of operations supported by this family
54  * @small_ops: the small-struct operations supported by this family
55  * @n_small_ops: number of small-struct operations supported by this family
64  * can be attached at the family level or at the operation level.
102 	/* protocol family identifier */
104 	/* starting number of multicast group IDs in this family */
114  * @family: generic netlink family
125 	const struct genl_family *family;
170  * @internal_flags: flags used by the family
191  * @internal_flags: flags used by the family
194  * @policy: netlink policy (takes precedence over family policy)
219  * @internal_flags: flags used by the family
222  * @policy: netlink policy (takes precedence over family policy)
294  * @family: pointer to the genetlink family
301 genl_info_init_ntf(struct genl_info *info, const struct genl_family *family,
307 	info->family = family;
317 void *__genl_sk_priv_get(struct genl_family *family, struct sock *sk);
318 void *genl_sk_priv_get(struct genl_family *family, struct sock *sk);
319 int genl_register_family(struct genl_family *family);
320 int genl_unregister_family(const struct genl_family *family);
321 void genl_notify(const struct genl_family *family, struct sk_buff *skb,
325 		  const struct genl_family *family, int flags, u8 cmd);
330 	return genlmsg_put(skb, info->snd_portid, info->snd_seq, info->family,
369  * @family: genetlink message family
376 					   const struct genl_family *family,
381 	return __nlmsg_parse(nlh, family->hdrsize + GENL_HDRLEN, tb, maxtype,
388  * @family: genetlink message family
395 				const struct genl_family *family,
400 	return __nlmsg_parse(nlh, family->hdrsize + GENL_HDRLEN, tb, maxtype,
422  * @family: generic netlink family
430 				      const struct genl_family *family,
433 	return genlmsg_put(skb, info->snd_portid, info->snd_seq, family,
462  * @family: the generic netlink family
474 genlmsg_multicast_netns_filtered(const struct genl_family *family,
480 	if (WARN_ON_ONCE(group >= family->n_mcgrps))
482 	group = family->mcgrp_offset + group;
489  * @family: the generic netlink family
496 static inline int genlmsg_multicast_netns(const struct genl_family *family,
500 	return genlmsg_multicast_netns_filtered(family, net, skb, portid,
506  * @family: the generic netlink family
512 static inline int genlmsg_multicast(const struct genl_family *family,
516 	return genlmsg_multicast_netns(family, &init_net, skb,
522  * @family: the generic netlink family
530 int genlmsg_multicast_allns(const struct genl_family *family,
605  * @family: the generic netlink family
615 static inline int genl_set_err(const struct genl_family *family,
619 	if (WARN_ON_ONCE(group >= family->n_mcgrps))
621 	group = family->mcgrp_offset + group;
625 static inline int genl_has_listeners(const struct genl_family *family,
628 	if (WARN_ON_ONCE(group >= family->n_mcgrps))
630 	group = family->mcgrp_offset + group;