xref: /titanic_44/usr/src/uts/common/inet/ip_multi.h (revision da2e3ebdc1edfbc5028edf1354e7dd2fa69a7968)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 /* Copyright (c) 1990 Mentat Inc. */
26 
27 #ifndef	_INET_IP_MULTI_H
28 #define	_INET_IP_MULTI_H
29 
30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 #ifdef	__cplusplus
33 extern "C" {
34 #endif
35 
36 #if defined(_KERNEL)
37 
38 #define	INFINITY	0xffffffffU
39 /*
40  * Enum used to pass ilg status to ip_addmulti() and friends. There
41  * are three possibilities: the group is being joined from within ip,
42  * in which case there is no associated ilg; the group is being joined
43  * from an upper layer with an associated ilg that's been newly created
44  * by this join; or the upper layer is changing its group membership
45  * state (the ilg existed before this call).
46  */
47 typedef enum {
48 	ILGSTAT_NONE,
49 	ILGSTAT_NEW,
50 	ILGSTAT_CHANGE
51 } ilg_stat_t;
52 
53 /*
54  * Extern functions
55  */
56 extern	mblk_t		*igmp_input(queue_t *, mblk_t *, ill_t *);
57 extern	void		igmp_joingroup(ilm_t *);
58 extern	void		igmp_leavegroup(ilm_t *);
59 extern	void		igmp_slowtimo(void *);
60 extern	void		igmp_timeout_handler(void *);
61 extern	void		igmp_timeout_start(int);
62 extern	void		igmp_statechange(ilm_t *, mcast_record_t, slist_t *);
63 
64 extern	void		mld_joingroup(ilm_t *);
65 extern	void		mld_leavegroup(ilm_t *);
66 extern	void		mld_statechange(ilm_t *, mcast_record_t, slist_t *);
67 extern	void		mld_slowtimo(void *);
68 
69 extern	void		ilg_delete_all(conn_t *connp);
70 extern	ilg_t		*ilg_lookup_ill_v6(conn_t *, const in6_addr_t *,
71     ill_t *);
72 extern	ilg_t		*ilg_lookup_ill_withsrc(conn_t *, ipaddr_t, ipaddr_t,
73     ill_t *);
74 extern	ilg_t		*ilg_lookup_ill_withsrc_v6(conn_t *, const in6_addr_t *,
75     const in6_addr_t *, ill_t *);
76 
77 extern void		ill_leave_multicast(ill_t *);
78 extern void		ill_recover_multicast(ill_t *);
79 
80 extern	void		ilm_free(ipif_t *);
81 extern	ilm_t		*ilm_lookup_ill(ill_t *, ipaddr_t, zoneid_t);
82 extern	ilm_t		*ilm_lookup_ill_v6(ill_t *, const in6_addr_t *,
83     zoneid_t);
84 extern	ilm_t		*ilm_lookup_ill_index_v6(ill_t *, const in6_addr_t *,
85     int, zoneid_t);
86 extern	ilm_t		*ilm_lookup_ipif(ipif_t *, ipaddr_t);
87 
88 extern int		ilm_numentries_v6(ill_t *, const in6_addr_t *);
89 extern int		ilm_walk_ipif(ipif_t *);
90 extern int		ilm_walk_ill(ill_t *);
91 extern void		ilm_walker_cleanup(ill_t *);
92 extern int		ip_ll_send_disabmulti_req(ill_t *, const in6_addr_t *);
93 extern int		ip_ll_send_enabmulti_req(ill_t *, const in6_addr_t *);
94 
95 extern	int		ip_addmulti(ipaddr_t, ipif_t *, ilg_stat_t,
96     mcast_record_t, slist_t *);
97 extern	int		ip_addmulti_v6(const in6_addr_t *, ill_t *, int,
98     zoneid_t, ilg_stat_t, mcast_record_t, slist_t *);
99 extern	int		ip_delmulti(ipaddr_t, ipif_t *, boolean_t, boolean_t);
100 extern	int		ip_delmulti_v6(const in6_addr_t *, ill_t *, int,
101     zoneid_t, boolean_t, boolean_t);
102 extern	int		ip_join_allmulti(ipif_t *);
103 extern	int		ip_leave_allmulti(ipif_t *);
104 extern	void		ip_multicast_loopback(queue_t *, ill_t *, mblk_t *,
105     int, zoneid_t);
106 extern	int		ip_mforward(ill_t *, ipha_t *, mblk_t *);
107 extern	void		ip_mroute_decap(queue_t *, mblk_t *, ill_t *);
108 extern	int		ip_mroute_mrt(mblk_t *, ip_stack_t *);
109 extern	int		ip_mroute_stats(mblk_t *, ip_stack_t *);
110 extern	int		ip_mroute_vif(mblk_t *, ip_stack_t *);
111 extern	int		ip_mrouter_done(mblk_t *, ip_stack_t *);
112 extern	int		ip_mrouter_get(int, queue_t *, uchar_t *);
113 extern	int		ip_mrouter_set(int, queue_t *, int, uchar_t *, int,
114     mblk_t *);
115 extern	void		ip_mrouter_stack_init(ip_stack_t *);
116 extern	void		ip_mrouter_stack_destroy(ip_stack_t *);
117 
118 extern	int		ip_opt_add_group(conn_t *, boolean_t, ipaddr_t,
119     ipaddr_t, uint_t *, mcast_record_t, ipaddr_t, mblk_t *first_mp);
120 extern	int		ip_opt_delete_group(conn_t *, boolean_t, ipaddr_t,
121     ipaddr_t, uint_t *, mcast_record_t, ipaddr_t, mblk_t *first_mp);
122 extern	int		ip_opt_add_group_v6(conn_t *, boolean_t,
123     const in6_addr_t *, int, mcast_record_t, const in6_addr_t *, mblk_t *);
124 extern	int		ip_opt_delete_group_v6(conn_t *, boolean_t,
125     const in6_addr_t *, int, mcast_record_t, const in6_addr_t *, mblk_t *);
126 
127 extern	int		ip_sioctl_msfilter(ipif_t *, sin_t *, queue_t *,
128     mblk_t *, ip_ioctl_cmd_t *, void *);
129 extern	int		ip_extract_msfilter(queue_t *, mblk_t *, ipif_t **,
130     ipsq_func_t);
131 extern	int		ip_copyin_msfilter(queue_t *, mblk_t *);
132 
133 extern	void		ip_wput_ctl(queue_t *, mblk_t *);
134 
135 extern  int	mrt_ioctl(ipif_t *ipif, sin_t *sin, queue_t *q, mblk_t *mp,
136     ip_ioctl_cmd_t *ipip, void *if_req);
137 
138 extern	int		pim_input(queue_t *, mblk_t *, ill_t *);
139 extern	void		reset_conn_ipif(ipif_t *);
140 extern	void		reset_conn_ill(ill_t *);
141 extern	void		reset_mrt_ill(ill_t *);
142 extern	void		reset_mrt_vif_ipif(ipif_t *);
143 extern	void		igmp_start_timers(unsigned, ip_stack_t *);
144 extern	void		mld_start_timers(unsigned, ip_stack_t *);
145 /*
146  * Extern variables
147  */
148 
149 #endif /* _KERNEL */
150 
151 #ifdef	__cplusplus
152 }
153 #endif
154 
155 #endif	/* _INET_IP_MULTI_H */
156