main.c revision 1.7 
1/* $NetBSD: main.c,v 1.7 2013/08/12 14:03:18 joerg 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 <assert.h>
30#include <errno.h>
31#include <fcntl.h>
32#include <limits.h>
33#include <stdio.h>
34#include <stdlib.h>
35#include <unistd.h>
36
37#include "audiodev.h"
38#include "drvctl.h"
39
40__dead static void
41usage(const char *p)
42{
43	fprintf(stderr, "usage: %s list\n", p);
44	fprintf(stderr, "       %s default <index>\n", p);
45	fprintf(stderr, "       %s test <index>\n", p);
46	exit(EXIT_FAILURE);
47}
48
49static void
50print_audiodev(struct audiodev *adev, int i)
51{
52	assert(adev != NULL);
53
54	printf("%u: [%c] %s @ %s: ",
55	    i, adev->defaultdev ? '*' : ' ',
56	    adev->xname, adev->pxname);
57	printf("%s", adev->audio_device.name);
58	if (strlen(adev->audio_device.version) > 0)
59		printf(" %s", adev->audio_device.version);
60	printf(", %u playback channel%s\n",
61	    adev->pchan, adev->pchan == 1 ? "" : "s");
62}
63
64int
65main(int argc, char *argv[])
66{
67	struct audiodev *adev;
68	unsigned int n, i;
69
70	if (audiodev_refresh() == -1)
71		return EXIT_FAILURE;
72
73	if (argc < 2)
74		usage(argv[0]);
75		/* NOTREACHED */
76
77	if (strcmp(argv[1], "list") == 0) {
78		n = audiodev_count();
79		for (i = 0; i < n; i++)
80			print_audiodev(audiodev_get(i), i);
81	} else if (strcmp(argv[1], "default") == 0 && argc == 3) {
82		if (*argv[2] < '0' || *argv[2] > '9')
83			usage(argv[0]);
84			/* NOTREACHED */
85		errno = 0;
86		i = strtoul(argv[2], NULL, 10);
87		if (errno)
88			usage(argv[0]);
89			/* NOTREACHED */
90		adev = audiodev_get(i);
91		if (adev == NULL) {
92			fprintf(stderr, "no such device\n");
93			return EXIT_FAILURE;
94		}
95		printf("setting default audio device to %s\n", adev->xname);
96		if (audiodev_set_default(adev) == -1) {
97			perror("couldn't set default device");
98			return EXIT_FAILURE;
99		}
100	} else if (strcmp(argv[1], "test") == 0 && argc == 3) {
101		if (*argv[2] < '0' || *argv[2] > '9')
102			usage(argv[0]);
103			/* NOTREACHED */
104		errno = 0;
105		i = strtoul(argv[2], NULL, 10);
106		if (errno)
107			usage(argv[0]);
108			/* NOTREACHED */
109		adev = audiodev_get(i);
110		if (adev == NULL) {
111			fprintf(stderr, "no such device\n");
112			return EXIT_FAILURE;
113		}
114		print_audiodev(adev, i);
115		for (i = 0; i < adev->pchan; i++) {
116			printf("  testing channel %d...", i);
117			fflush(stdout);
118			if (audiodev_test(adev, 1 << i) == -1)
119				return EXIT_FAILURE;
120			printf(" done\n");
121		}
122	} else
123		usage(argv[0]);
124		/* NOTREACHED */
125
126	return EXIT_SUCCESS;
127}
128