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) 2006, 2010, Oracle and/or its affiliates. All rights reserved.
23 */
24
25 /*
26 * Copyright 2019 OmniOS Community Edition (OmniOSce) Association.
27 */
28
29 #ifndef _LIBDLADM_IMPL_H
30 #define _LIBDLADM_IMPL_H
31
32 #include <sys/types.h>
33 #include <sys/mac.h>
34 #include <sys/mac_flow.h>
35 #include <libdladm.h>
36 #include <stdio.h>
37
38 #ifdef __cplusplus
39 extern "C" {
40 #endif
41
42 #define MAXLINELEN 1024
43 #define BUFLEN(lim, ptr) (((lim) > (ptr)) ? ((lim) - (ptr)) : 0)
44 #define V4_PART_OF_V6(v6) ((v6)._S6_un._S6_u32[3])
45
46 /*
47 * The handle contains file descriptors to DLD_CONTROL_DEV and
48 * DLMGMT_DOOR. Rather than opening the file descriptor each time
49 * it is required, the handle is opened by consumers of libdladm
50 * (e.g., dladm) and then passed to libdladm.
51 */
52 struct dladm_handle {
53 int dld_fd; /* file descriptor to DLD_CONTROL_DEV */
54 int door_fd; /* file descriptor to DLMGMT_DOOR */
55 kstat_ctl_t *dld_kcp; /* for kstat consumers */
56 };
57
58 /* DLMGMT_DOOR can only be accessed by libdladm and dlmgmtd */
59 extern dladm_status_t dladm_door_fd(dladm_handle_t, int *);
60
61 extern dladm_status_t dladm_errno2status(int);
62 extern dladm_status_t i_dladm_rw_db(dladm_handle_t, const char *, mode_t,
63 dladm_status_t (*)(dladm_handle_t, void *, FILE *,
64 FILE *), void *, boolean_t);
65 extern dladm_status_t dladm_get_state(dladm_handle_t, datalink_id_t,
66 link_state_t *);
67 extern void dladm_find_setbits32(uint32_t, uint32_t *, uint32_t *);
68 extern dladm_status_t dladm_parse_args(char *, dladm_arg_list_t **,
69 boolean_t);
70 extern void dladm_free_args(dladm_arg_list_t *);
71
72 /*
73 * Link attributes persisted by dlmgmtd.
74 */
75 /*
76 * Set for VLANs only
77 */
78 #define FVLANID "vid" /* uint64_t */
79 #define FLINKOVER "linkover" /* uint64_t */
80
81 /*
82 * Set for AGGRs only
83 */
84 #define FKEY "key" /* uint64_t */
85 #define FNPORTS "nports" /* uint64_t */
86 #define FPORTS "portnames" /* string */
87 #define FPOLICY "policy" /* uint64_t */
88 #define FFIXMACADDR "fix_macaddr" /* boolean_t */
89 #define FFORCE "force" /* boolean_t */
90 #define FLACPMODE "lacp_mode" /* uint64_t */
91 #define FLACPTIMER "lacp_timer" /* uint64_t */
92
93 /*
94 * Set for VNICs only
95 */
96 #define FMADDRTYPE "maddrtype" /* uint64_t */
97 #define FMADDRLEN "maddrlen" /* uint64_t */
98 #define FMADDRSLOT "maddrslot" /* uint64_t */
99 #define FMADDRPREFIXLEN "maddrpreflen" /* uint64_t */
100 #define FVRID "vrid" /* uint64_t */
101 #define FVRAF "vraf" /* uint64_t */
102
103 /*
104 * Set for simlinks only
105 */
106 #define FSIMNETTYPE "simnettype" /* uint64_t */
107 #define FSIMNETPEER "simnetpeer" /* uint64_t */
108
109 /*
110 * Set for IB partitions only
111 */
112 #define FPORTPKEY "pkey" /* uint64_t */
113
114 /*
115 * Common fields
116 */
117 #define FMACADDR "macaddr" /* string */
118
119 /*
120 * List of all the above attributes.
121 */
122 #define DLADM_ATTR_NAMES FVLANID, FLINKOVER, \
123 FKEY, FNPORTS, FPORTS, FPOLICY, \
124 FFIXMACADDR, FFORCE, FLACPMODE, FLACPTIMER, \
125 FMADDRTYPE, FMADDRLEN, FMADDRSLOT, \
126 FMADDRPREFIXLEN, FVRID, FVRAF, \
127 FMACADDR, FSIMNETTYPE, FSIMNETPEER
128
129 /*
130 * Data structures used for implementing temporary properties
131 */
132
133 typedef struct val_desc {
134 char *vd_name;
135 uintptr_t vd_val;
136 } val_desc_t;
137
138 #define VALCNT(vals) (sizeof ((vals)) / sizeof (val_desc_t))
139
140 extern dladm_status_t dladm_link_proplist_extract(dladm_handle_t,
141 dladm_arg_list_t *, mac_resource_props_t *,
142 uint_t);
143
144 extern dladm_status_t dladm_flow_proplist_extract(dladm_arg_list_t *,
145 mac_resource_props_t *);
146
147 /*
148 * The prop extract() callback.
149 *
150 * rp_extract extracts the kernel structure from the val_desc_t created
151 * by the pd_check function.
152 */
153 typedef dladm_status_t rp_extractf_t(val_desc_t *, uint_t, void *);
154 extern rp_extractf_t extract_maxbw, extract_priority,
155 extract_cpus, extract_protection,
156 extract_allowedips, extract_allowedcids,
157 extract_rxrings, extract_txrings, extract_pool;
158
159 typedef struct resource_prop_s {
160 /*
161 * resource property name
162 */
163 char *rp_name;
164
165 /*
166 * callback to extract kernel structure
167 */
168 rp_extractf_t *rp_extract;
169 } resource_prop_t;
170
171 /*
172 * Set for bridged links only
173 */
174 #define FBRIDGE "bridge" /* string */
175
176 #ifdef __cplusplus
177 }
178 #endif
179
180 #endif /* _LIBDLADM_IMPL_H */