Added basic stowfs functionalities.

1 files changed, 53 insertions, 0 deletions

diff --git a/pattern.h b/pattern.h
new file mode 100644
index 0000000..1bab993
--- /dev/null
+++ b/pattern.h
@@ -0,0 +1,53 @@
+/* Hurd unionfs
+   Copyright (C) 2001, 2002, 2005 Free Software Foundation, Inc.
+   Written by Gianluca Guida <glguida@gmail.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.  */
+
+/* Pattern list management.  */
+
+#ifndef _PATTERN_H
+#define _PATTERN_H
+
+#include <hurd/netfs.h> /* For mutex stuff.  */
+
+struct pattern
+{
+  char *pattern;
+
+  struct pattern *next;
+};
+
+struct patternlist
+{
+  struct mutex lock;
+  struct pattern *head;
+};
+
+/* Add a wildcard expression *PATTERN to **PATTERNLIST.  */
+extern error_t patternlist_add (struct patternlist *list, char *pattern);
+
+/* Check for match all pattern of the list *LIST, returning logical OR
+   of results.  */
+extern int patternlist_match (struct patternlist *list, char *string);
+
+/* Free all resource used by *PATTERNLIST */
+extern void patternlist_destroy (struct patternlist *list);
+
+/* Return nonzero if *PATTERNLIST is empty */
+extern int patternlist_isempty (struct patternlist *list);
+
+#endif /* _PATTERN_H */