Add some UDF time routines and time-conversion routines.

Note: udf_get_next() needs to advance file entry info

include/cdio/udf_time.h

@@ -0,0 +1,79 @@
+/*  
+    $Id: udf_time.h,v 1.1 2005/10/26 02:05:54 rocky Exp $
+    Copyright (C) 2005 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 udf_time.h 
+ *
+ * \brief UDF time conversion and access files.
+ *
+*/
+
+#ifndef UDF_TIME_H
+#define UDF_TIME_H 
+
+#include <time.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+/*!
+  Return the access time of the file
+ */
+time_t udf_get_access_time(const udf_file_t *p_udf_file);
+
+/*!
+  Return the modification time of the file
+ */
+time_t udf_get_modification_time(const udf_file_t *p_udf_file);
+
+/*!
+  Return the attr time of the file
+ */
+time_t udf_get_attr_time(const udf_file_t *p_udf_file);
+
+/*!
+  Return the access timestamp of the file
+ */
+udf_timestamp_t *udf_get_access_timestamp(const udf_file_t *p_udf_file);
+
+/*!
+  Return the modification timestamp of the file
+ */
+udf_timestamp_t *udf_get_modification_timestamp(const udf_file_t *p_udf_file);
+
+/*!
+  Return the attr timestamp of the file
+ */
+udf_timestamp_t *udf_get_attr_timestamp(const udf_file_t *p_udf_file);
+
+/*!
+  Convert a UDF timestamp to a time_t. If microseconds are desired,
+  use dest_usec. The return value is the same as dest. */
+time_t *udf_stamp_to_time(time_t *dest, long int *dest_usec, 
+			  const udf_timestamp_t src);
+
+udf_timestamp_t *udf_time_to_stamp(udf_timestamp_t *dest, 
+				   const struct timespec ts);
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /*UDF_TIME_H*/