This patch adds the structure for a module to duplicate xattr blocks as part
of copying files with the '-d' option to mke2fs. The function stubs here are
intended to be the public interface to the module. We also define a macro
for dumping debug data specific to this module.

Signed-off-by: Philip Tricca <flihp@twobit.us>

Index: e2fsprogs-1.42.9/misc/xattr.c
===================================================================
--- /dev/null
+++ e2fsprogs-1.42.9/misc/xattr.c
@@ -0,0 +1,34 @@
+#include "xattr.h"
+
+#include <stdio.h>
+
+#ifdef XATTR_DEBUG
+#define XATTR_STDERR(fmt, args...) fprintf (stderr, fmt, ##args)
+#else
+#define XATTR_STDERR(fmt, args...) do {} while (0)
+#endif
+
+
+/* Free remaining resources after all files have been processed. */
+void
+xattr_cleanup ()
+{
+	XATTR_STDERR ("Cleaning up resources from xattrs.\n");
+}
+
+/* This is the entry point to the xattr module. This function copies the xattrs
+ * from the file at 'path' to the file system object at 'ino'.
+ *
+ * Parameters:
+ *   fs:  the file system object for the fs we're operating on
+ *   ino: inode for the object we're labeling
+ *   path: path to the object we're copying xattrs from
+ */
+errcode_t
+set_inode_xattr (ext2_filsys fs, ext2_ino_t ino, const char *path)
+{
+	errcode_t ret = 0;
+
+	XATTR_STDERR ("Copying xattrs from %s to inode 0x%x.\n", path, ino);
+	return ret;
+}
Index: e2fsprogs-1.42.9/misc/xattr.h
===================================================================
--- /dev/null
+++ e2fsprogs-1.42.9/misc/xattr.h
@@ -0,0 +1,6 @@
+#include "et/com_err.h"
+#include "ext2fs/ext2fs.h"
+
+/* Copy xattrs from source file to destination inode */
+errcode_t set_inode_xattrs(ext2_filsys fs, ext2_ino_t ino, const char *name);
+void xattr_cleanup ();