Regularize MMC commands more. Add ALLOW_PREVENT_MEDIUM.

Start CDTEXT. _cdio_linux.c: better at reporting errors.

include/cdio/cdtext.h

@@ -0,0 +1,87 @@
+/*
+    $Id: cdtext.h,v 1.1 2004/07/08 01:27:58 rocky Exp $
+
+    Copyright (C) 2004 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
+*/
+/*!
+ * \file cdtext.h 
+ * \brief Header CDTEXT information
+*/
+
+
+#ifndef __CDIO_CDTEXT_H__
+#define __CDIO_CDTEXT_H__
+
+#include <cdio/cdio.h>
+
+#define CDIO_CDTEXT_MAX_PACK_DATA  255
+#define CDIO_CDTEXT_MAX_TEXT_DATA  12
+
+#define CDIO_CDTEXT_TITLE      0x80
+#define CDIO_CDTEXT_PERFORMER  0x81
+#define CDIO_CDTEXT_SONGWRITER 0x82
+#define CDIO_CDTEXT_COMPOSER   0x83
+#define CDIO_CDTEXT_ARRANGER   0x84
+#define CDIO_CDTEXT_MESSAGE    0x85
+#define CDIO_CDTEXT_DISCID     0x86
+#define CDIO_CDTEXT_GENRE      0x87
+
+PRAGMA_BEGIN_PACKED
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+struct CDText_data
+{
+  uint8_t  type;
+  track_t  i_track;
+  uint8_t  seq;
+  uint8_t  characterPosition:4;  /* character position */
+  uint8_t  block:3;		 /* block number 0..7 */
+  uint8_t  bDBC:1;		 /* double byte character */
+  char     text[12];
+  uint8_t  crc[2];
+} GNUC_PACKED;
+
+PRAGMA_END_PACKED
+
+typedef struct CDText_data CDText_data_t;
+
+/**
+ * Query the CDTEXT information
+ *
+ * @param cd    The CD object to extract CDTEXT data from
+ *
+ * @return An allocated structure containing CDTEXT information found.
+ *         NULL is returned if there was a problem.
+ */
+CDText_data_t *cdio_cdtext_query(const CdIo *cd);
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* __CDIO_ISO9660_H__ */
+
+/* 
+ * Local variables:
+ *  c-file-style: "gnu"
+ *  tab-width: 8
+ *  indent-tabs-mode: nil
+ * End:
+ */