freebsd_amp_hwpstate/usr.sbin/digictl/digictl.c

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/*-
* Copyright (c) 2001 Brian Somers <brian@Awfulhak.org>
* 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.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 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.
*
* $FreeBSD$
*/
#include <errno.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sysexits.h>
#include <sys/ioctl.h>
#include <unistd.h>
#include "dev/digi/digiio.h"
static int
usage(const char *prog)
{
fprintf(stderr, "Usage: %s [-d debug] [-ir] device...\n", prog);
return (EX_USAGE);
}
int
main(int argc, char **argv)
{
char namedata[256], *name = namedata;
const char *prog;
digiModel_t model;
int ch, debug, fd, i, res;
int dflag, iflag, rflag;
if ((prog = strrchr(argv[0], '/')) == NULL)
prog = argv[0];
else
prog++;
dflag = iflag = rflag = 0;
while ((ch = getopt(argc, argv, "d:ir")) != -1)
switch (ch) {
case 'd':
dflag = 1;
debug = atoi(optarg);
break;
case 'i':
iflag = 1;
break;
case 'r':
rflag = 1;
break;
default:
return usage(prog);
}
if (argc < optind)
return usage(prog);
res = 0;
for (i = optind; i < argc; i++) {
if ((fd = open(argv[i], O_RDONLY)) == -1) {
fprintf(stderr, "%s: %s: open: %s\n", prog, argv[i],
strerror(errno));
res++;
continue;
}
if (dflag && ioctl(fd, DIGIIO_DEBUG, &debug) != 0) {
fprintf(stderr, "%s: %s: debug: %s\n",
prog, argv[i], strerror(errno));
res++;
}
if (iflag) {
if (ioctl(fd, DIGIIO_MODEL, &model) != 0) {
fprintf(stderr, "%s: %s: model: %s\n",
prog, argv[i], strerror(errno));
res++;
} else if (ioctl(fd, DIGIIO_IDENT, &name) != 0) {
fprintf(stderr, "%s: %s: ident: %s\n",
prog, argv[i], strerror(errno));
res++;
} else
printf("%s: %s (type %d)\n",
argv[i], name, (int)model);
}
if (rflag && ioctl(fd, DIGIIO_REINIT) != 0) {
fprintf(stderr, "%s: %s: reinit: %s\n",
prog, argv[i], strerror(errno));
res++;
}
close(fd);
}
return (res);
}