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