text: /*	$NetBSD: h_pad.c,v 1.2 2016/10/15 07:08:06 nat Exp $	*/
  
  /*
   * Copyright (c) 2010 Antti Kantee.  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 ``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.
   */
  
  #include <sys/types.h>
  
  #include <rump/rump.h>
  #include <rump/rump_syscalls.h>
  
  #include <err.h>
  #include <fcntl.h>
  #include <stdio.h>
  #include <stdlib.h>
  #include <string.h>
  #include <unistd.h>
  
  #include "h_pad_musa.c"
  
  /*
   * Stuff some audio into /dev/audio, read it from /dev/pad.  Use in
   * conjunction with t_pad, which tests that we got sensible output
   * by comparing against a previous audibly good result.
   */
  
  #define BUFSIZE 1024
  
  int
  main(int argc, char *argv[])
  {
  	char buf[BUFSIZE];
  	char zeros[BUFSIZE];
  	int padfd, audiofd;
  	ssize_t n;
  
  	rump_init();
  	padfd = rump_sys_open("/dev/pad0", O_RDONLY);
  	if (padfd == -1)
  		err(1, "open pad");
  
  	audiofd = rump_sys_open("/dev/audio0", O_RDWR);
  	if (audiofd == -1)
  		err(1, "open audio");
  
  	if ((n = rump_sys_write(audiofd, musa, sizeof(musa))) != sizeof(musa))
  		err(1, "write");
  
  	memset(zeros, 0, sizeof(zeros));
  	while ((n = rump_sys_read(padfd, buf, sizeof(buf))) > 0) {
  		if (memcmp(buf, zeros, sizeof(buf)) == 0)
  			break;
  		write(STDOUT_FILENO, buf, n);
  	}
  }
  