freebsd-skq/share/examples/ses/srcs/getobjmap.c
mav 96f3e42ce2 MFprojects/zfsd:
Revamp the CAM enclosure services driver.
This updated driver uses an in-kernel daemon to track state changes and
publishes physical path location information\for disk elements into the
CAM device database.

Sponsored by:   Spectra Logic Corporation
Sponsored by:   iXsystems, Inc.
Submitted by:   gibbs, will, mav
2012-05-24 14:07:44 +00:00

89 lines
2.5 KiB
C

/* $FreeBSD$ */
/*
* Copyright (c) 2000 by Matthew Jacob
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification, immediately at the beginning of the file.
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* the GNU Public License ("GPL").
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* Matthew Jacob
* Feral Software
* mjacob@feral.com
*/
#include <unistd.h>
#include <stddef.h>
#include <stdint.h>
#include <stdlib.h>
#include <stdio.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <cam/scsi/scsi_all.h>
#include <cam/scsi/scsi_ses.h>
#include "eltsub.h"
int
main(int a, char **v)
{
ses_object *objp;
int nobj, fd, i;
while (*++v) {
fd = open(*v, O_RDONLY);
if (fd < 0) {
perror(*v);
continue;
}
if (ioctl(fd, SESIOC_GETNOBJ, (caddr_t) &nobj) < 0) {
perror("SESIOC_GETNOBJ");
(void) close(fd);
continue;
}
fprintf(stdout, "%s: %d objects\n", *v, nobj);
if (nobj == 0) {
(void) close(fd);
continue;
}
objp = calloc(nobj, sizeof (ses_object));
if (objp == NULL) {
perror("calloc");
(void) close(fd);
continue;
}
if (ioctl(fd, SESIOC_GETOBJMAP, (caddr_t) objp) < 0) {
perror("SESIOC_GETOBJMAP");
(void) close(fd);
continue;
}
for (i = 0; i < nobj; i++) {
printf(" Object %d: ID 0x%x Type '%s'\n", i,
objp[i].obj_id, geteltnm((int)objp[i].object_type));
}
free(objp);
(void) close(fd);
}
return (0);
}