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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 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
* Copyright 2016 Nexenta Systems, Inc. All rights reserved.
*/
#include <stdio.h>
#include <unistd.h>
#include <strings.h>
#include <libdevinfo.h>
static void
usage(void)
{
(void) fprintf(stderr,
"Usage: devprop [-n device-path] "
"[-vq] [-{b|i|l|s}] [property [...]]\n");
}
int
main(int argc, char *argv[])
{
int c;
boolean_t verbose = B_FALSE, quote = B_FALSE,
error = B_FALSE;
int type = DI_PROP_TYPE_UNKNOWN;
char *path = "/";
di_node_t dn;
uchar_t *val_b;
int *val_i;
int64_t *val_l;
char *val_s, *ptr;
int n;
extern char *optarg;
extern int optind;
#define BOOL(ch, var) \
case ch: \
var = B_TRUE; \
break
#define PER_OPT(ch, typ) \
case ch: \
if (type != DI_PROP_TYPE_UNKNOWN) { \
usage(); \
return (1); \
} \
type = (typ); \
break
while ((c = getopt(argc, argv, ":n:vqbils")) != -1) {
switch (c) {
case 'n':
if ((path = realpath(optarg, NULL)) == NULL)
path = optarg;
break;
case ':':
usage();
return (1);
BOOL('v', verbose);
BOOL('q', quote);
BOOL('?', error);
PER_OPT('b', DI_PROP_TYPE_BYTE);
PER_OPT('i', DI_PROP_TYPE_INT);
PER_OPT('l', DI_PROP_TYPE_INT64);
PER_OPT('s', DI_PROP_TYPE_STRING);
}
}
#undef BOOL
#undef PER_OPT
if (error) {
usage();
return (1);
}
/* default to strings */
if (type == DI_PROP_TYPE_UNKNOWN)
type = DI_PROP_TYPE_STRING;
/*
* It's convenient to use the filesystem as a source of device
* node paths. In that case, the path will be prefixed with
* "/devices", which we strip off here as di_init() expects
* just the path to the node.
*/
if (strncmp("/devices/", path, strlen("/devices/")) == 0) {
path += strlen("/devices");
/* cut off minor name */
if ((ptr = strrchr(path, ':')) != NULL)
*ptr = '\0';
}
if ((dn = di_init(path, DINFOPROP)) == DI_NODE_NIL) {
perror("di_init");
return (1);
}
/* Careful with that axe, Eugene... */
#define PER_TYPE(typ, func, val, incr, form, pv, sep) \
case (typ): \
n = func(DDI_DEV_T_ANY, \
dn, argv[optind], &(val)); \
while (n > 0) { \
(void) printf((form), pv); \
incr; \
n--; \
if (n > 0) \
(void) printf(sep); \
} \
(void) printf("\n"); \
break
while (optind < argc) {
if (verbose)
(void) printf("%s=", argv[optind]);
switch (type) {
PER_TYPE(DI_PROP_TYPE_BYTE, di_prop_lookup_bytes,
val_b, val_b++, "%2.2x", *val_b, ".");
PER_TYPE(DI_PROP_TYPE_INT, di_prop_lookup_ints,
val_i, val_i++, "%8.8x", *val_i, ".");
PER_TYPE(DI_PROP_TYPE_INT64, di_prop_lookup_int64,
val_l, val_l++, "%16.16llx", *val_l, ".");
PER_TYPE(DI_PROP_TYPE_STRING, di_prop_lookup_strings,
val_s, val_s += strlen(val_s) + 1,
(quote ? "\"%s\"" : "%s"), val_s, " + ");
}
optind++;
}
#undef PER_TYPE
di_fini(dn);
return (0);
}
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