xref: /titanic_41/usr/src/uts/common/inet/ip_multi.h (revision 0a44ef6d9afbfe052a7e975f55ea0d2954b62a82)
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 2006 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 extern	uint_t igmp_deferred_next;
41 extern	uint_t mld_deferred_next;
42 extern	kmutex_t igmp_slowtimeout_lock;
43 extern	kmutex_t mld_slowtimeout_lock;
44 
45 /*
46  * Enum used to pass ilg status to ip_addmulti() and friends. There
47  * are three possibilities: the group is being joined from within ip,
48  * in which case there is no associated ilg; the group is being joined
49  * from an upper layer with an associated ilg that's been newly created
50  * by this join; or the upper layer is changing its group membership
51  * state (the ilg existed before this call).
52  */
53 typedef enum {
54 	ILGSTAT_NONE,
55 	ILGSTAT_NEW,
56 	ILGSTAT_CHANGE
57 } ilg_stat_t;
58 
59 /*
60  * Extern functions
61  */
62 extern	mblk_t		*igmp_input(queue_t *, mblk_t *, ill_t *);
63 extern	void		igmp_joingroup(ilm_t *);
64 extern	void		igmp_leavegroup(ilm_t *);
65 extern	void		igmp_slowtimo(void *);
66 extern	void		igmp_timeout_handler(void *);
67 extern	void		igmp_timeout_start(int);
68 extern	void		igmp_statechange(ilm_t *, mcast_record_t, slist_t *);
69 
70 extern	void		mld_joingroup(ilm_t *);
71 extern	void		mld_leavegroup(ilm_t *);
72 extern	void		mld_statechange(ilm_t *, mcast_record_t, slist_t *);
73 extern	void		mld_slowtimo(void *);
74 
75 extern	void		ilg_delete_all(conn_t *connp);
76 extern	ilg_t		*ilg_lookup_ill_v6(conn_t *, const in6_addr_t *,
77     ill_t *);
78 extern	ilg_t		*ilg_lookup_ill_withsrc(conn_t *, ipaddr_t, ipaddr_t,
79     ill_t *);
80 extern	ilg_t		*ilg_lookup_ill_withsrc_v6(conn_t *, const in6_addr_t *,
81     const in6_addr_t *, ill_t *);
82 
83 extern void		ill_leave_multicast(ill_t *);
84 extern void		ill_recover_multicast(ill_t *);
85 
86 extern	void		ilm_free(ipif_t *);
87 extern	ilm_t		*ilm_lookup_ill_withsrc(ill_t *, ipaddr_t, ipaddr_t);
88 extern	ilm_t		*ilm_lookup_ill_withsrc_v6(ill_t *, const in6_addr_t *,
89     const in6_addr_t *);
90 extern	ilm_t		*ilm_lookup_ill(ill_t *, ipaddr_t, zoneid_t);
91 extern	ilm_t		*ilm_lookup_ill_v6(ill_t *, const in6_addr_t *,
92     zoneid_t);
93 extern	ilm_t		*ilm_lookup_ill_index_v6(ill_t *, const in6_addr_t *,
94     int, zoneid_t);
95 extern	ilm_t		*ilm_lookup_ipif(ipif_t *, ipaddr_t);
96 
97 extern int		ilm_numentries_v6(ill_t *, const in6_addr_t *);
98 extern int		ilm_walk_ipif(ipif_t *);
99 extern int		ilm_walk_ill(ill_t *);
100 extern void		ilm_walker_cleanup(ill_t *);
101 extern int		ip_ll_send_disabmulti_req(ill_t *, const in6_addr_t *);
102 extern int		ip_ll_send_enabmulti_req(ill_t *, const in6_addr_t *);
103 
104 extern	int		ip_addmulti(ipaddr_t, ipif_t *, ilg_stat_t,
105     mcast_record_t, slist_t *);
106 extern	int		ip_addmulti_v6(const in6_addr_t *, ill_t *, int,
107     zoneid_t, ilg_stat_t, mcast_record_t, slist_t *);
108 extern	int		ip_delmulti(ipaddr_t, ipif_t *, boolean_t, boolean_t);
109 extern	int		ip_delmulti_v6(const in6_addr_t *, ill_t *, int,
110     zoneid_t, boolean_t, boolean_t);
111 extern	int		ip_join_allmulti(ipif_t *);
112 extern	int		ip_leave_allmulti(ipif_t *);
113 extern	void		ip_multicast_loopback(queue_t *, ill_t *, mblk_t *,
114     int, zoneid_t);
115 extern	int		ip_mforward(ill_t *, ipha_t *, mblk_t *);
116 extern	void		ip_mroute_decap(queue_t *, mblk_t *);
117 extern	int		ip_mroute_mrt(mblk_t *);
118 extern	int		ip_mroute_stats(mblk_t *);
119 extern	int		ip_mroute_vif(mblk_t *);
120 extern	int		ip_mrouter_done(mblk_t *);
121 extern	int		ip_mrouter_get(int, queue_t *, uchar_t *);
122 extern	int		ip_mrouter_set(int, queue_t *, int, uchar_t *, int,
123     mblk_t *);
124 
125 
126 extern	int		ip_opt_add_group(conn_t *, boolean_t, ipaddr_t,
127     ipaddr_t, uint_t *, mcast_record_t, ipaddr_t, mblk_t *first_mp);
128 extern	int		ip_opt_delete_group(conn_t *, boolean_t, ipaddr_t,
129     ipaddr_t, uint_t *, mcast_record_t, ipaddr_t, mblk_t *first_mp);
130 extern	int		ip_opt_add_group_v6(conn_t *, boolean_t,
131     const in6_addr_t *, int, mcast_record_t, const in6_addr_t *, mblk_t *);
132 extern	int		ip_opt_delete_group_v6(conn_t *, boolean_t,
133     const in6_addr_t *, int, mcast_record_t, const in6_addr_t *, mblk_t *);
134 
135 extern	int		ip_sioctl_msfilter(ipif_t *, sin_t *, queue_t *,
136     mblk_t *, ip_ioctl_cmd_t *, void *);
137 extern	int		ip_extract_msfilter(queue_t *, mblk_t *, ipif_t **,
138     ipsq_func_t);
139 extern	int		ip_copyin_msfilter(queue_t *, mblk_t *);
140 
141 extern	void		ip_wput_ctl(queue_t *, mblk_t *);
142 
143 extern  int	mrt_ioctl(ipif_t *ipif, sin_t *sin, queue_t *q, mblk_t *mp,
144     ip_ioctl_cmd_t *ipip, void *if_req);
145 
146 extern	int		pim_input(queue_t *, mblk_t *);
147 extern	void		reset_conn_ipif(ipif_t *);
148 extern	void		reset_conn_ill(ill_t *);
149 extern	void		reset_mrt_ill(ill_t *);
150 extern	void		reset_mrt_vif_ipif(ipif_t *);
151 extern	void		igmp_start_timers(unsigned);
152 extern	void		mld_start_timers(unsigned);
153 /*
154  * Extern variables
155  */
156 extern  queue_t *ip_g_mrouter;
157 
158 #endif /* _KERNEL */
159 
160 #ifdef	__cplusplus
161 }
162 #endif
163 
164 #endif	/* _INET_IP_MULTI_H */
165