256 lines
6.4 KiB
C
256 lines
6.4 KiB
C
/* $NetBSD: hdaudioctl.c,v 1.2 2015/03/28 14:09:59 jmcneill Exp $ */
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/*
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* Copyright (c) 2009 Precedence Technologies Ltd <support@precedence.co.uk>
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* Copyright (c) 2009 Jared D. McNeill <jmcneill@invisible.ca>
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Precedence Technologies Ltd
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/types.h>
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#include <sys/ioctl.h>
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#include <prop/proplib.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <ctype.h>
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#include <dev/hdaudio/hdaudioio.h>
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#include <dev/hdaudio/hdaudioreg.h>
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#include "hdaudioctl.h"
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#define DEVPATH_HDAUDIO "/dev/hdaudio0"
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void
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usage(void)
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{
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const char *prog;
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prog = getprogname();
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fprintf(stderr, "usage: %s [-f dev] list\n", prog);
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fprintf(stderr, " %s [-f dev] get <codecid> <nid>\n", prog);
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fprintf(stderr, " %s [-f dev] set <codecid> <nid> [plist]\n",
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prog);
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fprintf(stderr, " %s [-f dev] graph <codecid> <nid>\n", prog);
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exit(EXIT_FAILURE);
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}
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static int
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hdaudioctl_list(int fd)
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{
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prop_dictionary_t request, response;
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prop_dictionary_t dict;
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prop_object_iterator_t iter;
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prop_object_t obj;
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prop_array_t array;
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uint16_t nid, codecid;
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uint16_t vendor, product;
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uint32_t subsystem;
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const char *device = NULL;
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int error;
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request = prop_dictionary_create();
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if (request == NULL) {
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fprintf(stderr, "out of memory\n");
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return ENOMEM;
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}
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error = prop_dictionary_sendrecv_ioctl(request, fd,
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HDAUDIO_FGRP_INFO, &response);
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if (error != 0) {
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perror("HDAUDIO_FGRP_INFO failed");
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return error;
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}
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array = prop_dictionary_get(response, "function-group-info");
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iter = prop_array_iterator(array);
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prop_object_iterator_reset(iter);
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while ((obj = prop_object_iterator_next(iter)) != NULL) {
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dict = (prop_dictionary_t)obj;
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prop_dictionary_get_uint16(dict, "codecid", &codecid);
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prop_dictionary_get_uint16(dict, "nid", &nid);
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prop_dictionary_get_uint16(dict, "vendor-id", &vendor);
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prop_dictionary_get_uint16(dict, "product-id", &product);
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prop_dictionary_get_uint32(dict, "subsystem-id", &subsystem);
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prop_dictionary_get_cstring_nocopy(dict, "device", &device);
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printf("codecid 0x%02X nid 0x%02X vendor 0x%04X "
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"product 0x%04X subsystem 0x%08X device %s\n",
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codecid, nid, vendor, product, subsystem,
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device ? device : "<none>");
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}
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prop_object_release(array);
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prop_object_release(response);
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prop_object_release(request);
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return 0;
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}
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static int
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hdaudioctl_get(int fd, int argc, char *argv[])
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{
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prop_dictionary_t request, response;
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prop_array_t config;
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uint16_t nid, codecid;
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const char *xml;
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int error;
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if (argc != 2)
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usage();
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codecid = strtol(argv[0], NULL, 0);
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nid = strtol(argv[1], NULL, 0);
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request = prop_dictionary_create();
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if (request == NULL) {
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fprintf(stderr, "out of memory\n");
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return ENOMEM;
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}
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prop_dictionary_set_uint16(request, "codecid", codecid);
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prop_dictionary_set_uint16(request, "nid", nid);
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error = prop_dictionary_sendrecv_ioctl(request, fd,
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HDAUDIO_FGRP_GETCONFIG, &response);
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if (error != 0) {
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perror("HDAUDIO_FGRP_GETCONFIG failed");
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return error;
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}
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config = prop_dictionary_get(response, "pin-config");
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xml = prop_array_externalize(config);
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printf("%s\n", xml);
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prop_object_release(response);
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prop_object_release(request);
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return 0;
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}
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static int
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hdaudioctl_set(int fd, int argc, char *argv[])
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{
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prop_dictionary_t request, response;
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prop_array_t config = NULL;
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uint16_t nid, codecid;
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int error;
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if (argc < 2 || argc > 3)
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usage();
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codecid = strtol(argv[0], NULL, 0);
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nid = strtol(argv[1], NULL, 0);
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if (argc == 3) {
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config = prop_array_internalize_from_file(argv[2]);
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if (config == NULL) {
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fprintf(stderr,
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"couldn't load configuration from %s\n", argv[2]);
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return EIO;
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}
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}
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request = prop_dictionary_create();
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if (request == NULL) {
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fprintf(stderr, "out of memory\n");
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return ENOMEM;
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}
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prop_dictionary_set_uint16(request, "codecid", codecid);
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prop_dictionary_set_uint16(request, "nid", nid);
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if (config)
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prop_dictionary_set(request, "pin-config", config);
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error = prop_dictionary_sendrecv_ioctl(request, fd,
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HDAUDIO_FGRP_SETCONFIG, &response);
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if (error != 0) {
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perror("HDAUDIO_FGRP_SETCONFIG failed");
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return error;
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}
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prop_object_release(response);
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prop_object_release(request);
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return 0;
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}
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int
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main(int argc, char *argv[])
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{
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int fd, error;
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int ch;
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const char *devpath = DEVPATH_HDAUDIO;
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while ((ch = getopt(argc, argv, "f:h")) != -1) {
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switch (ch) {
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case 'f':
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devpath = strdup(optarg);
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break;
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case 'h':
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default:
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usage();
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/* NOTREACHED */
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}
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}
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argc -= optind;
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argv += optind;
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if (argc < 1)
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usage();
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fd = open(devpath, O_RDWR);
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if (fd < 0) {
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fprintf(stderr, "Error opening %s: %s\n", devpath,
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strerror(errno));
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return EXIT_FAILURE;
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}
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error = 0;
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if (strcmp(argv[0], "list") == 0)
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error = hdaudioctl_list(fd);
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else if (strcmp(argv[0], "get") == 0)
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error = hdaudioctl_get(fd, argc - 1, argv + 1);
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else if (strcmp(argv[0], "set") == 0)
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error = hdaudioctl_set(fd, argc - 1, argv + 1);
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else if (strcmp(argv[0], "graph") == 0)
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error = hdaudioctl_graph(fd, argc - 1, argv + 1);
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else
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usage();
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close(fd);
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if (error)
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return EXIT_FAILURE;
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return EXIT_SUCCESS;
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}
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