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      1 /*
      2  * Copyright (C) 2004, 2006 Apple Computer, Inc.  All rights reserved.
      3  * Copyright (C) 2006 Alexey Proskuryakov <ap (at) nypop.com>
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions
      7  * are met:
      8  * 1. Redistributions of source code must retain the above copyright
      9  *    notice, this list of conditions and the following disclaimer.
     10  * 2. Redistributions in binary form must reproduce the above copyright
     11  *    notice, this list of conditions and the following disclaimer in the
     12  *    documentation and/or other materials provided with the distribution.
     13  *
     14  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
     15  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     17  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
     18  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     19  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     20  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     21  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     22  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     24  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     25  */
     26 
     27 #include "config.h"
     28 #include "wtf/text/TextCodec.h"
     29 
     30 #include "wtf/StringExtras.h"
     31 
     32 namespace WTF {
     33 
     34 TextCodec::~TextCodec()
     35 {
     36 }
     37 
     38 int TextCodec::getUnencodableReplacement(unsigned codePoint, UnencodableHandling handling, UnencodableReplacementArray replacement)
     39 {
     40     switch (handling) {
     41         case QuestionMarksForUnencodables:
     42             replacement[0] = '?';
     43             replacement[1] = 0;
     44             return 1;
     45         case EntitiesForUnencodables:
     46             snprintf(replacement, sizeof(UnencodableReplacementArray), "&#%u;", codePoint);
     47             return static_cast<int>(strlen(replacement));
     48         case URLEncodedEntitiesForUnencodables:
     49             snprintf(replacement, sizeof(UnencodableReplacementArray), "%%26%%23%u%%3B", codePoint);
     50             return static_cast<int>(strlen(replacement));
     51     }
     52     ASSERT_NOT_REACHED();
     53     replacement[0] = 0;
     54     return 0;
     55 }
     56 
     57 } // namespace WTF
     58