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 /*
23 * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
24 * Copyright (c) 2013 by Delphix. All rights reserved.
25 * Copyright 2016 Nexenta Systems, Inc.
26 * Copyright (c) 2016, Chris Fraire <cfraire@me.com>.
27 */
28
29 #ifndef _LIBIPADM_IMPL_H
30 #define _LIBIPADM_IMPL_H
31
32 #ifdef __cplusplus
33 extern "C" {
34 #endif
35
36 #include <sys/socket.h>
37 #include <sys/list.h>
38 #include <net/if.h>
39 #include <libipadm.h>
40 #include <libdladm.h>
41 #include <ipadm_ipmgmt.h>
42 #include <inet/tunables.h>
43 #include <netinet/in.h>
44 #include <pthread.h>
45 #include <libinetutil.h>
46 #include <libsocket_priv.h>
47
48 #define IPADM_STRSIZE 256
49 #define IPADM_ONSTR "on"
50 #define IPADM_OFFSTR "off"
51 #define ARP_MOD_NAME "arp"
52 #define IPADM_LOGICAL_SEP ':'
53 #define IPV6_MIN_MTU 1280 /* rfc2460 */
54
55 /* mask for flags accepted by libipadm functions */
56 #define IPADM_COMMON_OPT_MASK (IPADM_OPT_ACTIVE | IPADM_OPT_PERSIST)
57
58 typedef enum {
59 IPADM_ADD_IPMP,
60 IPADM_REMOVE_IPMP
61 } ipadm_ipmp_op_t;
62
63 /* Opaque library handle */
64 struct ipadm_handle {
65 int iph_sock; /* socket to interface */
66 int iph_sock6; /* socket to interface */
67 int iph_door_fd; /* door descriptor to ipmgmtd */
68 int iph_rtsock; /* routing socket */
69 dladm_handle_t iph_dlh; /* handle to libdladm library */
70 uint32_t iph_flags; /* internal flags */
71 pthread_mutex_t iph_lock; /* lock to set door_fd */
72 zoneid_t iph_zoneid; /* zoneid where handle was opened */
73 };
74
75 struct ipadm_addrobj_s {
76 char ipadm_ifname[LIFNAMSIZ];
77 int32_t ipadm_lifnum;
78 char ipadm_aobjname[IPADM_AOBJSIZ];
79 ipadm_addr_type_t ipadm_atype;
80 uint32_t ipadm_flags;
81 sa_family_t ipadm_af;
82 union {
83 struct {
84 char ipadm_ahname[MAXNAMELEN];
85 struct sockaddr_storage ipadm_addr;
86 uint32_t ipadm_prefixlen;
87 char ipadm_dhname[MAXNAMELEN];
88 struct sockaddr_storage ipadm_dstaddr;
89 } ipadm_static_addr_s;
90 struct {
91 struct sockaddr_in6 ipadm_intfid;
92 uint32_t ipadm_intfidlen;
93 boolean_t ipadm_stateless;
94 boolean_t ipadm_stateful;
95 } ipadm_ipv6_intfid_s;
96 struct {
97 boolean_t ipadm_primary;
98 int32_t ipadm_wait;
99 char ipadm_reqhost[MAXNAMELEN];
100 } ipadm_dhcp_s;
101 } ipadm_addr_u;
102 };
103
104 #define ipadm_static_addr ipadm_addr_u.ipadm_static_addr_s.ipadm_addr
105 #define ipadm_static_aname ipadm_addr_u.ipadm_static_addr_s.ipadm_ahname
106 #define ipadm_static_prefixlen ipadm_addr_u.ipadm_static_addr_s.ipadm_prefixlen
107 #define ipadm_static_dst_addr ipadm_addr_u.ipadm_static_addr_s.ipadm_dstaddr
108 #define ipadm_static_dname ipadm_addr_u.ipadm_static_addr_s.ipadm_dhname
109 #define ipadm_intfid ipadm_addr_u.ipadm_ipv6_intfid_s.ipadm_intfid
110 #define ipadm_intfidlen ipadm_addr_u.ipadm_ipv6_intfid_s.ipadm_intfidlen
111 #define ipadm_stateless ipadm_addr_u.ipadm_ipv6_intfid_s.ipadm_stateless
112 #define ipadm_stateful ipadm_addr_u.ipadm_ipv6_intfid_s.ipadm_stateful
113 #define ipadm_primary ipadm_addr_u.ipadm_dhcp_s.ipadm_primary
114 #define ipadm_wait ipadm_addr_u.ipadm_dhcp_s.ipadm_wait
115 #define ipadm_reqhost ipadm_addr_u.ipadm_dhcp_s.ipadm_reqhost
116
117 /*
118 * Data structures and callback functions related to property management
119 */
120 struct ipadm_prop_desc;
121 typedef struct ipadm_prop_desc ipadm_prop_desc_t;
122
123 /* property set() callback */
124 typedef ipadm_status_t ipadm_pd_setf_t(ipadm_handle_t, const void *,
125 ipadm_prop_desc_t *, const void *, uint_t, uint_t);
126
127 /* property get() callback */
128 typedef ipadm_status_t ipadm_pd_getf_t(ipadm_handle_t, const void *,
129 ipadm_prop_desc_t *, char *, uint_t *, uint_t, uint_t);
130
131 struct ipadm_prop_desc {
132 char *ipd_name; /* property name */
133 char *ipd_old_name; /* for backward compatibility */
134 uint_t ipd_class; /* prop. class - global/perif/both */
135 uint_t ipd_proto; /* protocol to which property belongs */
136 uint_t ipd_flags; /* see below */
137 ipadm_pd_setf_t *ipd_set; /* set callback function */
138 ipadm_pd_getf_t *ipd_get_range; /* get range callback function */
139 ipadm_pd_getf_t *ipd_get; /* get value callback function */
140 };
141
142 /* ipd_flags values */
143 #define IPADMPROP_MULVAL 0x00000001 /* property multi-valued */
144
145 extern ipadm_prop_desc_t ipadm_addrprop_table[];
146 extern ipadm_pd_getf_t i_ipadm_get_onoff;
147
148 /* libipadm.c */
149 extern ipadm_status_t i_ipadm_get_flags(ipadm_handle_t, const char *,
150 sa_family_t, uint64_t *);
151 extern ipadm_status_t i_ipadm_set_flags(ipadm_handle_t, const char *,
152 sa_family_t, uint64_t, uint64_t);
153 extern ipadm_status_t i_ipadm_init_ifs(ipadm_handle_t, const char *,
154 nvlist_t **);
155 extern ipadm_status_t i_ipadm_init_ifobj(ipadm_handle_t, const char *,
156 nvlist_t *);
157 extern ipadm_status_t i_ipadm_init_addrobj(ipadm_handle_t, nvlist_t *);
158 extern ipadm_status_t i_ipadm_addr_persist(ipadm_handle_t,
159 const ipadm_addrobj_t, boolean_t, uint32_t,
160 const char *);
161 extern ipadm_status_t i_ipadm_delete_addr(ipadm_handle_t, ipadm_addrobj_t);
162 extern int i_ipadm_strioctl(int, int, char *, int);
163 extern boolean_t i_ipadm_is_loopback(const char *);
164 extern boolean_t i_ipadm_is_vni(const char *);
165 extern boolean_t i_ipadm_is_6to4(ipadm_handle_t, char *);
166 extern boolean_t i_ipadm_validate_ifname(ipadm_handle_t, const char *);
167 extern ipadm_status_t ipadm_errno2status(int);
168 extern int ipadm_door_call(ipadm_handle_t, void *, size_t, void **,
169 size_t, boolean_t);
170 extern boolean_t ipadm_if_enabled(ipadm_handle_t, const char *,
171 sa_family_t);
172 extern ipadm_status_t i_ipadm_call_ipmgmtd(ipadm_handle_t, void *,
173 size_t, nvlist_t **);
174
175 /* ipadm_ndpd.c */
176 extern ipadm_status_t i_ipadm_create_ipv6addrs(ipadm_handle_t,
177 ipadm_addrobj_t, uint32_t);
178 extern ipadm_status_t i_ipadm_delete_ipv6addrs(ipadm_handle_t,
179 ipadm_addrobj_t);
180 extern ipadm_status_t i_ipadm_disable_autoconf(const char *);
181 extern ipadm_status_t i_ipadm_enable_autoconf(const char *);
182
183 /* ipadm_persist.c */
184 extern ipadm_status_t i_ipadm_add_ipaddr2nvl(nvlist_t *, ipadm_addrobj_t);
185 extern ipadm_status_t i_ipadm_add_ip6addr2nvl(nvlist_t *, ipadm_addrobj_t);
186 extern ipadm_status_t i_ipadm_add_intfid2nvl(nvlist_t *, ipadm_addrobj_t);
187 extern ipadm_status_t i_ipadm_add_dhcp2nvl(nvlist_t *, boolean_t, int32_t);
188
189 /* ipadm_prop.c */
190 extern ipadm_status_t i_ipadm_persist_propval(ipadm_handle_t,
191 ipadm_prop_desc_t *, const char *, const void *,
192 uint_t);
193 extern ipadm_status_t i_ipadm_get_persist_propval(ipadm_handle_t,
194 ipadm_prop_desc_t *, char *, uint_t *,
195 const void *);
196
197 /* ipadm_addr.c */
198 extern ipadm_status_t i_ipadm_active_addr_info(ipadm_handle_t, const char *,
199 ipadm_addr_info_t **, uint32_t, int64_t);
200 extern void i_ipadm_init_addr(ipadm_addrobj_t, const char *,
201 const char *, ipadm_addr_type_t);
202 extern ipadm_status_t i_ipadm_merge_addrprops_from_nvl(nvlist_t *, nvlist_t *,
203 const char *);
204 extern ipadm_status_t i_ipadm_get_addrobj(ipadm_handle_t, ipadm_addrobj_t);
205 extern ipadm_status_t i_ipadm_enable_static(ipadm_handle_t, const char *,
206 nvlist_t *, sa_family_t);
207 extern ipadm_status_t i_ipadm_enable_dhcp(ipadm_handle_t, const char *,
208 nvlist_t *);
209 extern ipadm_status_t i_ipadm_enable_addrconf(ipadm_handle_t, const char *,
210 nvlist_t *);
211 extern void i_ipadm_addrobj2lifname(ipadm_addrobj_t, char *, int);
212 extern ipadm_status_t i_ipadm_nvl2in6_addr(nvlist_t *, char *,
213 in6_addr_t *);
214 extern ipadm_status_t i_ipadm_get_lif2addrobj(ipadm_handle_t,
215 ipadm_addrobj_t);
216 extern ipadm_status_t i_ipadm_lookupadd_addrobj(ipadm_handle_t,
217 ipadm_addrobj_t);
218 extern ipadm_status_t i_ipadm_setlifnum_addrobj(ipadm_handle_t,
219 ipadm_addrobj_t);
220 extern ipadm_status_t i_ipadm_do_addif(ipadm_handle_t, ipadm_addrobj_t);
221 extern ipadm_status_t i_ipadm_delete_addrobj(ipadm_handle_t,
222 const ipadm_addrobj_t, uint32_t);
223 extern boolean_t i_ipadm_name2atype(const char *, sa_family_t *,
224 ipadm_addr_type_t *);
225 extern ipadm_status_t i_ipadm_resolve_addr(const char *, sa_family_t,
226 struct sockaddr_storage *);
227
228 /* ipadm_if.c */
229 extern ipadm_status_t i_ipadm_create_if(ipadm_handle_t, char *, sa_family_t,
230 uint32_t);
231 extern ipadm_status_t i_ipadm_delete_if(ipadm_handle_t, const char *,
232 sa_family_t, uint32_t);
233 extern ipadm_status_t i_ipadm_plumb_if(ipadm_handle_t, char *, sa_family_t,
234 uint32_t);
235 extern ipadm_status_t i_ipadm_unplumb_if(ipadm_handle_t, const char *,
236 sa_family_t);
237 extern ipadm_status_t i_ipadm_if_pexists(ipadm_handle_t, const char *,
238 sa_family_t, boolean_t *);
239 extern ipadm_status_t i_ipadm_delete_ifobj(ipadm_handle_t, const char *,
240 sa_family_t, boolean_t);
241 extern int i_ipadm_get_lnum(const char *);
242
243 extern ipadm_status_t i_ipadm_set_groupname_active(ipadm_handle_t,
244 const char *, const char *);
245 extern ipadm_status_t i_ipadm_get_groupname_active(ipadm_handle_t,
246 const char *, char *, size_t);
247 extern boolean_t i_ipadm_is_under_ipmp(ipadm_handle_t, const char *);
248 extern boolean_t i_ipadm_is_ipmp(ipadm_handle_t, const char *);
249 #ifdef __cplusplus
250 }
251 #endif
252
253 #endif /* _LIBIPADM_IMPL_H */