add nsICharRepresentable.h and change nsIUnicodeEncodeHelper.h

intl/uconv/public/nsICharRepresentable.h

@@ -0,0 +1,49 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "License"); you may not use this file except in
+ * compliance with the License.  You may obtain a copy of the License at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS"
+ * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.  See
+ * the License for the specific language governing rights and limitations
+ * under the License.
+ *
+ * The Original Code is Mozilla Communicator client code.
+ *
+ * The Initial Developer of the Original Code is Netscape Communications
+ * Corporation.  Portions created by Netscape are Copyright (C) 1998
+ * Netscape Communications Corporation.  All Rights Reserved.
+ */
+
+#ifndef nsICharRepresentable_h__
+#define nsICharRepresentable_h__
+
+#include "nscore.h"
+#include "nsISupports.h"
+
+// {A4D9A521-185A-11d3-B3BD-00805F8A6670}
+#define NS_ICHARREPRESENTABLE_IID \
+{ 0xa4d9a521, 0x185a, 0x11d3, { 0xb3, 0xbd, 0x0, 0x80, 0x5f, 0x8a, 0x66, 0x70 } }
+
+
+/* 
+   The following two macro have been duplicate in umap.c. 
+   You need to change both place to make it work 
+*/
+#define IS_REPRESENTABLE(info, c) (((info)[(c) >> 5] >> ((c) & 0x1f)) & 1L)
+#define SET_REPRESENTABLE(info, c)  (info)[(c) >> 5] |= (1L << ((c) & 0x1f))
+
+/**
+ */
+class nsICharRepresentable : public nsISupports
+{
+public:
+  static const nsIID& GetIID() { static nsIID iid = NS_ICHARREPRESENTABLE_IID; return iid; }
+
+  NS_IMETHOD FillInfo(PRUint32* aInfo) = 0;
+
+};
+
+#endif /* nsIUnicodeDecoder_h__ */

intl/uconv/public/nsIUnicodeEncodeHelper.h

@@ -77,6 +77,12 @@ public:
    * Destroy a Mapping Cache
    */
   NS_IMETHOD DestroyCache(nsIMappingCache aCache) = 0;
+  
+  /**
+   * Create Char Representable Info
+   */
+  NS_IMETHOD FillInfo(PRUint32* aInfo, uMappingTable  * aMappingTable) = 0;
+  NS_IMETHOD FillInfo(PRUint32* aInfo, PRInt32 aTableCount, uMappingTable  ** aMappingTable) = 0;
 };