new utility for playing sound files

1 files changed, 98 insertions, 0 deletions

diff --git a/usr.bin/aucat/aucat.c b/usr.bin/aucat/aucat.c
new file mode 100644
index 00000000000..2864b0c59cf
--- /dev/null
+++ b/usr.bin/aucat/aucat.c
@@ -0,0 +1,98 @@
+/*	$OpenBSD: aucat.c,v 1.1 1997/01/02 22:12:27 kstailey Exp $	*/
+/*
+ * Copyright (c) 1997 Kenneth Stailey.  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.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by Kenneth Stailey.
+ * 4. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * 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 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 <machine/endian.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <unistd.h>
+
+/* 
+ * aucat: concatinate and play Sun 8-bit .au files
+ */
+
+/* function playfile: given a file which is positioned at the beginning
+ * of what is assumed to be an .au data stream copy it out to the audio
+ * device.  Return 0 on sucess, -1 on failure.
+ */
+int
+playfile(int fd)
+{
+  static int afd = -1;
+  int rd;
+  char buf[5120];
+
+  if (afd == -1)
+    if ((afd = open("/dev/audio", O_WRONLY)) < 0) {
+      perror("open /dev/audio");
+      return(-1);
+    }
+  while ((rd = read(fd, buf, sizeof(buf))) > 0) {
+    write(afd, buf, rd);
+    if (rd < sizeof(buf))
+      break;
+  }
+  
+  return (0);
+}
+
+int
+main(int argc, char **argv)
+{
+  int fd;
+  int argcInc = 0;		/* incrementing version of argc */
+  unsigned long data;
+  char magic[5];
+
+  while (--argc) {
+    ++argcInc;
+    if ((fd = open(argv[argcInc], O_RDONLY)) < 0) {
+      perror("open file");
+      exit(1);
+    }
+
+    read(fd, magic, 4);
+    magic[4] = '\0';
+    if (strcmp(magic, ".snd")) {
+      /* not an .au file, bad header.  Assume raw audio data since that's
+       * what /dev/audio generates by default.
+       */
+      lseek(fd, 0, SEEK_SET);
+    } else {
+      read(fd, &data, sizeof(data));
+      if (BYTE_ORDER != BIG_ENDIAN)
+	data = htonl(data);
+      lseek(fd, (off_t)data, SEEK_SET);
+    }
+    if (playfile(fd) < 0)
+      exit(1);
+  }
+  exit(0);
+}