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