main.c revision 1.2 
1/* $NetBSD: main.c,v 1.2 2010/09/01 09:04:16 jmcneill Exp $ */
2
3/*
4 * Copyright (c) 2010 Jared D. McNeill <jmcneill@invisible.ca>
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#include <errno.h>
30#include <fcntl.h>
31#include <limits.h>
32#include <stdio.h>
33#include <stdlib.h>
34#include <unistd.h>
35
36#include "audiodev.h"
37#include "drvctl.h"
38
39static void
40usage(const char *p)
41{
42	fprintf(stderr, "usage: %s list\n", p);
43	fprintf(stderr, "       %s default [index]\n", p);
44	fprintf(stderr, "       %s test [index]\n", p);
45	exit(EXIT_FAILURE);
46}
47
48int
49main(int argc, char *argv[])
50{
51	struct audiodev *adev;
52	unsigned int n, i;
53
54	if (audiodev_refresh() == -1)
55		return EXIT_FAILURE;
56
57	if (argc < 2)
58		usage(argv[0]);
59		/* NOTREACHED */
60
61	if (strcmp(argv[1], "list") == 0) {
62		n = audiodev_count();
63		for (i = 0; i < n; i++) {
64			adev = audiodev_get(i);
65			printf("%u: [%c] %s: %s (%u playback channel%s)\n",
66			    i, adev->defaultdev ? '*' : ' ',
67			    adev->xname, adev->audio_device.name,
68			    adev->pchan, adev->pchan == 1 ? "" : "s");
69		}
70	} else if (strcmp(argv[1], "default") == 0 && argc == 3) {
71		if (*argv[2] < '0' || *argv[2] > '9')
72			usage(argv[0]);
73			/* NOTREACHED */
74		errno = 0;
75		i = strtoul(argv[2], NULL, 10);
76		if (errno)
77			usage(argv[0]);
78			/* NOTREACHED */
79		adev = audiodev_get(i);
80		if (adev == NULL) {
81			fprintf(stderr, "no such device\n");
82			return EXIT_FAILURE;
83		}
84		printf("setting default audio device to %s\n", adev->xname);
85		if (audiodev_set_default(adev) == -1) {
86			perror("couldn't set default device");
87			return EXIT_FAILURE;
88		}
89	} else if (strcmp(argv[1], "test") == 0 && argc == 3) {
90		if (*argv[2] < '0' || *argv[2] > '9')
91			usage(argv[0]);
92			/* NOTREACHED */
93		errno = 0;
94		i = strtoul(argv[2], NULL, 10);
95		if (errno)
96			usage(argv[0]);
97			/* NOTREACHED */
98		adev = audiodev_get(i);
99		if (adev == NULL) {
100			fprintf(stderr, "no such device\n");
101			return EXIT_FAILURE;
102		}
103		for (i = 0; i < adev->pchan; i++) {
104			printf("testing channel %d...\n", i);
105			audiodev_test(adev, 1 << i);
106		}
107	} else
108		usage(argv[0]);
109		/* NOTREACHED */
110
111	return EXIT_SUCCESS;
112}
113