Do it!

example/dbg_read.c

@@ -0,0 +1,82 @@
+/*
+  $Id: dbg_read.c,v 1.1 2003/09/17 04:18:05 rocky Exp $
+
+  Copyright (C) 2003 Rocky Bernstein <rocky@panix.com>
+  
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation; either version 2 of the License, or
+  (at your option) any later version.
+  
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+  
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+
+/* Program to debug read routines audio, mode1, mode2 forms 1 & 2. */
+
+#include <stdio.h>
+#include <sys/types.h>
+#include <cdio/cdio.h>
+#include <stdlib.h>
+
+static void
+hexdump (uint8_t * buffer, int len)
+{
+  int i;
+  for (i = 0; i < len; i++, buffer++)
+    {
+      if (i % 16 == 0)
+	printf ("0x%04x ", i);
+      printf ("%02x ", *buffer);
+      if (i % 16 == 15)
+	printf ("\n");
+    }
+  printf ("\n");
+}
+
+int
+main(int argc, const char *argv[])
+{
+  uint8_t buffer[CDIO_CD_FRAMESIZE_RAW] = { 0, };
+  lsn_t lsn;
+  
+  if (argc != 4) {
+    printf("need to give 3 things: device/filename, type of read, & lsn\n");
+    return 10;
+  }
+  
+  CdIo *cdio = cdio_open (argv[1], DRIVER_UNKNOWN);
+
+  lsn = atoi(argv[3]);
+  
+  switch (argv[2][0]) {
+  case '1':
+    cdio_read_audio_sector(cdio, &buffer, lsn);
+    break;
+  case '2':
+    cdio_read_mode1_sector(cdio, &buffer, lsn, false);
+    break;
+  case '3':
+    cdio_read_mode1_sector(cdio, &buffer, 16, true);
+    break;
+  case '4':
+    cdio_read_mode2_sector(cdio, &buffer, 0, false);
+    break;
+  case '5':
+    cdio_read_mode2_sector(cdio, &buffer, 16, true);
+    break;
+  default:
+    printf("thedj needs to pass 1..5 as the second argument\n");
+    return 20;
+  }
+
+  hexdump(buffer, CDIO_CD_FRAMESIZE_RAW);
+  cdio_destroy(cdio);
+  return 0;
+}