diff -r 000000000000 -r 6474c204b198 xpcom/io/nsWildCard.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/xpcom/io/nsWildCard.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,63 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/*
+ * nsWildCard.h: Defines and prototypes for shell exp. match routines
+ *
+ * See nsIZipReader.findEntries docs in nsIZipReader.idl for a description of
+ * the supported expression syntax.
+ *
+ * Note that the syntax documentation explicitly says the results of certain
+ * expressions are undefined.  This is intentional to require less robustness
+ * in the code.  Regular expression parsing is hard; the smaller the set of
+ * features and interactions this code must support, the easier it is to
+ * ensure it works.
+ *
+ */
+
+#ifndef nsWildCard_h__
+#define nsWildCard_h__
+
+#include "nscore.h"
+
+/* --------------------------- Public routines ---------------------------- */
+
+
+/*
+ * NS_WildCardValid takes a shell expression exp as input. It returns:
+ *
+ *  NON_SXP      if exp is a standard string
+ *  INVALID_SXP  if exp is a shell expression, but invalid
+ *  VALID_SXP    if exp is a valid shell expression
+ */
+
+#define NON_SXP -1
+#define INVALID_SXP -2
+#define VALID_SXP 1
+
+int NS_WildCardValid(const char *expr);
+
+int NS_WildCardValid(const char16_t *expr);
+
+/* return values for the search routines */
+#define MATCH 0
+#define NOMATCH 1
+#define ABORTED -1
+
+/*
+ * NS_WildCardMatch
+ *
+ * Takes a prevalidated shell expression exp, and a string str.
+ *
+ * Returns 0 on match and 1 on non-match.
+ */
+
+int NS_WildCardMatch(const char *str, const char *expr,
+                            bool case_insensitive);
+
+int NS_WildCardMatch(const char16_t *str, const char16_t *expr,
+                            bool case_insensitive);
+
+#endif /* nsWildCard_h__ */