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/*
*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <ctype.h>
#include <alloca.h>
#include <limits.h>
#include <fm/topo_mod.h>
#include <sys/param.h>
#include <sys/systeminfo.h>
#include <sys/fm/protocol.h>
#include <sys/stat.h>
#include <topo_method.h>
#include <topo_subr.h>
#include <fmd.h>
static int fmd_enum(topo_mod_t *, tnode_t *, const char *, topo_instance_t,
topo_instance_t, void *, void *);
static void fmd_release(topo_mod_t *, tnode_t *);
static int fmd_fmri_nvl2str(topo_mod_t *, tnode_t *, topo_version_t,
nvlist_t *, nvlist_t **);
const topo_method_t fmd_methods[] = {
{ TOPO_METH_NVL2STR, TOPO_METH_NVL2STR_DESC, TOPO_METH_NVL2STR_VERSION,
TOPO_STABILITY_INTERNAL, fmd_fmri_nvl2str },
{ NULL }
};
static const topo_modops_t fmd_ops =
{ fmd_enum, fmd_release };
static const topo_modinfo_t fmd_info =
{ FMD, FM_FMRI_SCHEME_FMD, FMD_VERSION, &fmd_ops };
int
fmd_init(topo_mod_t *mod, topo_version_t version)
{
/*
* Turn on module debugging output
*/
if (getenv("TOPOFMDDEBUG"))
topo_mod_setdebug(mod);
topo_mod_dprintf(mod, "initializing fmd builtin\n");
if (version != FMD_VERSION)
return (topo_mod_seterrno(mod, EMOD_VER_NEW));
if (topo_mod_register(mod, &fmd_info, TOPO_VERSION) != 0) {
topo_mod_dprintf(mod, "failed to register fmd: "
"%s\n", topo_mod_errmsg(mod));
return (-1); /* mod errno already set */
}
return (0);
}
void
fmd_fini(topo_mod_t *mod)
{
topo_mod_unregister(mod);
}
/*ARGSUSED*/
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)
{
/*
* Methods are registered, but there is no enumeration. Should
* enumeration be added be sure to cater for global vs non-global
* zones.
*/
(void) topo_method_register(mod, pnode, fmd_methods);
return (0);
}
/*ARGSUSED*/
static void
fmd_release(topo_mod_t *mp, tnode_t *node)
{
topo_method_unregister_all(mp, node);
}
static ssize_t
fmri_nvl2str(nvlist_t *nvl, char *buf, size_t buflen)
{
char *name;
if (nvlist_lookup_string(nvl, FM_FMRI_FMD_NAME, &name) != 0)
return (0);
return (snprintf(buf, buflen,
"%s:///module/%s", FM_FMRI_SCHEME_FMD, name));
}
/*ARGSUSED*/
static int
fmd_fmri_nvl2str(topo_mod_t *mod, tnode_t *node, topo_version_t version,
nvlist_t *nvl, nvlist_t **out)
{
ssize_t len;
char *name = NULL;
nvlist_t *fmristr;
if (version > TOPO_METH_NVL2STR_VERSION)
return (topo_mod_seterrno(mod, EMOD_VER_NEW));
if ((len = fmri_nvl2str(nvl, NULL, 0)) == 0 ||
(name = topo_mod_alloc(mod, len + 1)) == NULL ||
fmri_nvl2str(nvl, name, len + 1) == 0) {
if (name != NULL)
topo_mod_free(mod, name, len + 1);
return (topo_mod_seterrno(mod, EMOD_FMRI_NVL));
}
if (topo_mod_nvalloc(mod, &fmristr, NV_UNIQUE_NAME) != 0) {
topo_mod_free(mod, name, len + 1);
return (topo_mod_seterrno(mod, EMOD_FMRI_NVL));
}
if (nvlist_add_string(fmristr, "fmri-string", name) != 0) {
topo_mod_free(mod, name, len + 1);
nvlist_free(fmristr);
return (topo_mod_seterrno(mod, EMOD_FMRI_NVL));
}
topo_mod_free(mod, name, len + 1);
*out = fmristr;
return (0);
}
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