1b7d3956bSstephh /*
2b7d3956bSstephh *
3b7d3956bSstephh * CDDL HEADER START
4b7d3956bSstephh *
5b7d3956bSstephh * The contents of this file are subject to the terms of the
6b7d3956bSstephh * Common Development and Distribution License (the "License").
7b7d3956bSstephh * You may not use this file except in compliance with the License.
8b7d3956bSstephh *
9b7d3956bSstephh * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10b7d3956bSstephh * or http://www.opensolaris.org/os/licensing.
11b7d3956bSstephh * See the License for the specific language governing permissions
12b7d3956bSstephh * and limitations under the License.
13b7d3956bSstephh *
14b7d3956bSstephh * When distributing Covered Code, include this CDDL HEADER in each
15b7d3956bSstephh * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16b7d3956bSstephh * If applicable, add the following below this CDDL HEADER, with the
17b7d3956bSstephh * fields enclosed by brackets "[]" replaced with your own identifying
18b7d3956bSstephh * information: Portions Copyright [yyyy] [name of copyright owner]
19b7d3956bSstephh *
20b7d3956bSstephh * CDDL HEADER END
21b7d3956bSstephh */
22b7d3956bSstephh
23b7d3956bSstephh /*
24*f6e214c7SGavin Maltby * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
25b7d3956bSstephh */
26b7d3956bSstephh
27b7d3956bSstephh
28b7d3956bSstephh #include <stdio.h>
29b7d3956bSstephh #include <stdlib.h>
30b7d3956bSstephh #include <string.h>
31b7d3956bSstephh #include <errno.h>
32b7d3956bSstephh #include <ctype.h>
33b7d3956bSstephh #include <alloca.h>
34b7d3956bSstephh #include <limits.h>
35b7d3956bSstephh #include <fm/topo_mod.h>
36b7d3956bSstephh #include <sys/param.h>
37b7d3956bSstephh #include <sys/systeminfo.h>
38b7d3956bSstephh #include <sys/fm/protocol.h>
39b7d3956bSstephh #include <sys/stat.h>
40b7d3956bSstephh
41b7d3956bSstephh #include <topo_method.h>
42b7d3956bSstephh #include <topo_subr.h>
43b7d3956bSstephh #include <fmd.h>
44b7d3956bSstephh
45b7d3956bSstephh static int fmd_enum(topo_mod_t *, tnode_t *, const char *, topo_instance_t,
46b7d3956bSstephh topo_instance_t, void *, void *);
47b7d3956bSstephh static void fmd_release(topo_mod_t *, tnode_t *);
48b7d3956bSstephh static int fmd_fmri_nvl2str(topo_mod_t *, tnode_t *, topo_version_t,
49b7d3956bSstephh nvlist_t *, nvlist_t **);
50b7d3956bSstephh
51b7d3956bSstephh const topo_method_t fmd_methods[] = {
52b7d3956bSstephh { TOPO_METH_NVL2STR, TOPO_METH_NVL2STR_DESC, TOPO_METH_NVL2STR_VERSION,
53b7d3956bSstephh TOPO_STABILITY_INTERNAL, fmd_fmri_nvl2str },
54b7d3956bSstephh { NULL }
55b7d3956bSstephh };
56b7d3956bSstephh
57b7d3956bSstephh static const topo_modops_t fmd_ops =
58b7d3956bSstephh { fmd_enum, fmd_release };
59b7d3956bSstephh static const topo_modinfo_t fmd_info =
60b7d3956bSstephh { FMD, FM_FMRI_SCHEME_FMD, FMD_VERSION, &fmd_ops };
61b7d3956bSstephh
62b7d3956bSstephh int
fmd_init(topo_mod_t * mod,topo_version_t version)63b7d3956bSstephh fmd_init(topo_mod_t *mod, topo_version_t version)
64b7d3956bSstephh {
65b7d3956bSstephh /*
66b7d3956bSstephh * Turn on module debugging output
67b7d3956bSstephh */
68b7d3956bSstephh if (getenv("TOPOFMDDEBUG"))
69b7d3956bSstephh topo_mod_setdebug(mod);
70b7d3956bSstephh
71b7d3956bSstephh topo_mod_dprintf(mod, "initializing fmd builtin\n");
72b7d3956bSstephh
73b7d3956bSstephh if (version != FMD_VERSION)
74b7d3956bSstephh return (topo_mod_seterrno(mod, EMOD_VER_NEW));
75b7d3956bSstephh
76b7d3956bSstephh if (topo_mod_register(mod, &fmd_info, TOPO_VERSION) != 0) {
77b7d3956bSstephh topo_mod_dprintf(mod, "failed to register fmd: "
78b7d3956bSstephh "%s\n", topo_mod_errmsg(mod));
79b7d3956bSstephh return (-1); /* mod errno already set */
80b7d3956bSstephh }
81b7d3956bSstephh
82b7d3956bSstephh return (0);
83b7d3956bSstephh }
84b7d3956bSstephh
85b7d3956bSstephh void
fmd_fini(topo_mod_t * mod)86b7d3956bSstephh fmd_fini(topo_mod_t *mod)
87b7d3956bSstephh {
88b7d3956bSstephh topo_mod_unregister(mod);
89b7d3956bSstephh }
90b7d3956bSstephh
91b7d3956bSstephh
92b7d3956bSstephh /*ARGSUSED*/
93b7d3956bSstephh int
fmd_enum(topo_mod_t * mod,tnode_t * pnode,const char * name,topo_instance_t min,topo_instance_t max,void * notused1,void * notused2)94b7d3956bSstephh fmd_enum(topo_mod_t *mod, tnode_t *pnode, const char *name, topo_instance_t min,
95b7d3956bSstephh topo_instance_t max, void *notused1, void *notused2)
96b7d3956bSstephh {
97*f6e214c7SGavin Maltby /*
98*f6e214c7SGavin Maltby * Methods are registered, but there is no enumeration. Should
99*f6e214c7SGavin Maltby * enumeration be added be sure to cater for global vs non-global
100*f6e214c7SGavin Maltby * zones.
101*f6e214c7SGavin Maltby */
102b7d3956bSstephh (void) topo_method_register(mod, pnode, fmd_methods);
103b7d3956bSstephh return (0);
104b7d3956bSstephh }
105b7d3956bSstephh
106b7d3956bSstephh /*ARGSUSED*/
107b7d3956bSstephh static void
fmd_release(topo_mod_t * mp,tnode_t * node)108b7d3956bSstephh fmd_release(topo_mod_t *mp, tnode_t *node)
109b7d3956bSstephh {
110b7d3956bSstephh topo_method_unregister_all(mp, node);
111b7d3956bSstephh }
112b7d3956bSstephh
113b7d3956bSstephh static ssize_t
fmri_nvl2str(nvlist_t * nvl,char * buf,size_t buflen)114b7d3956bSstephh fmri_nvl2str(nvlist_t *nvl, char *buf, size_t buflen)
115b7d3956bSstephh {
116b7d3956bSstephh char *name;
117b7d3956bSstephh
118b7d3956bSstephh if (nvlist_lookup_string(nvl, FM_FMRI_FMD_NAME, &name) != 0)
119b7d3956bSstephh return (0);
120b7d3956bSstephh
121b7d3956bSstephh return (snprintf(buf, buflen,
122b7d3956bSstephh "%s:///module/%s", FM_FMRI_SCHEME_FMD, name));
123b7d3956bSstephh }
124b7d3956bSstephh
125b7d3956bSstephh /*ARGSUSED*/
126b7d3956bSstephh static int
fmd_fmri_nvl2str(topo_mod_t * mod,tnode_t * node,topo_version_t version,nvlist_t * nvl,nvlist_t ** out)127b7d3956bSstephh fmd_fmri_nvl2str(topo_mod_t *mod, tnode_t *node, topo_version_t version,
128b7d3956bSstephh nvlist_t *nvl, nvlist_t **out)
129b7d3956bSstephh {
130b7d3956bSstephh ssize_t len;
131b7d3956bSstephh char *name = NULL;
132b7d3956bSstephh nvlist_t *fmristr;
133b7d3956bSstephh
134b7d3956bSstephh if (version > TOPO_METH_NVL2STR_VERSION)
135b7d3956bSstephh return (topo_mod_seterrno(mod, EMOD_VER_NEW));
136b7d3956bSstephh
137b7d3956bSstephh if ((len = fmri_nvl2str(nvl, NULL, 0)) == 0 ||
138b7d3956bSstephh (name = topo_mod_alloc(mod, len + 1)) == NULL ||
139b7d3956bSstephh fmri_nvl2str(nvl, name, len + 1) == 0) {
140b7d3956bSstephh if (name != NULL)
141b7d3956bSstephh topo_mod_free(mod, name, len + 1);
142b7d3956bSstephh return (topo_mod_seterrno(mod, EMOD_FMRI_NVL));
143b7d3956bSstephh }
144b7d3956bSstephh
145b7d3956bSstephh if (topo_mod_nvalloc(mod, &fmristr, NV_UNIQUE_NAME) != 0) {
146b7d3956bSstephh topo_mod_free(mod, name, len + 1);
147b7d3956bSstephh return (topo_mod_seterrno(mod, EMOD_FMRI_NVL));
148b7d3956bSstephh }
149b7d3956bSstephh if (nvlist_add_string(fmristr, "fmri-string", name) != 0) {
150b7d3956bSstephh topo_mod_free(mod, name, len + 1);
151b7d3956bSstephh nvlist_free(fmristr);
152b7d3956bSstephh return (topo_mod_seterrno(mod, EMOD_FMRI_NVL));
153b7d3956bSstephh }
154b7d3956bSstephh topo_mod_free(mod, name, len + 1);
155b7d3956bSstephh *out = fmristr;
156b7d3956bSstephh
157b7d3956bSstephh return (0);
158b7d3956bSstephh }
159