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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 "TextCodec.h"
     29 
     30 #include "PlatformString.h"
     31 #include <wtf/StringExtras.h>
     32 
     33 namespace WebCore {
     34 
     35 TextCodec::~TextCodec()
     36 {
     37 }
     38 
     39 int TextCodec::getUnencodableReplacement(unsigned codePoint, UnencodableHandling handling, UnencodableReplacementArray replacement)
     40 {
     41     switch (handling) {
     42         case QuestionMarksForUnencodables:
     43             replacement[0] = '?';
     44             replacement[1] = 0;
     45             return 1;
     46         case EntitiesForUnencodables:
     47             snprintf(replacement, sizeof(UnencodableReplacementArray), "&#%u;", codePoint);
     48             return static_cast<int>(strlen(replacement));
     49         case URLEncodedEntitiesForUnencodables:
     50             snprintf(replacement, sizeof(UnencodableReplacementArray), "%%26%%23%u%%3B", codePoint);
     51             return static_cast<int>(strlen(replacement));
     52     }
     53     ASSERT_NOT_REACHED();
     54     replacement[0] = 0;
     55     return 0;
     56 }
     57 
     58 } // namespace WebCore
     59