OW_XMLEscape.cpp

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/* Generated by re2c 0.5 on Wed Jul 25 22:09:44 2001 */
#line 1 "OW_XMLEscape.re"
/*******************************************************************************
* Copyright (C) 2001-2004 Vintela, Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
*  - Redistributions of source code must retain the above copyright notice,
*    this list of conditions and the following disclaimer.
*
*  - Redistributions in binary form must reproduce the above copyright notice,
*    this list of conditions and the following disclaimer in the documentation
*    and/or other materials provided with the distribution.
*
*  - Neither the name of Vintela, Inc. nor the names of its
*    contributors may be used to endorse or promote products derived from this
*    software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL Vintela, Inc. OR THE CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*******************************************************************************/

/* a simple lexical scanner to escape xml */
#include "OW_config.h"
#include "OW_XMLEscape.hpp"
#include "OW_StringBuffer.hpp"

namespace OW_NAMESPACE
{

String XMLEscape(const char* escapedText, unsigned len)
{
   StringBuffer rval(len * 2);
   const char* begin = escapedText;
   #define YYCTYPE char
   #define YYCURSOR        begin
   #define YYLIMIT         begin
   #define YYFILL(n)
start:
   {
   YYCTYPE yych;
   goto yy0;
   ++YYCURSOR;
yy0:
   if (YYLIMIT == YYCURSOR) YYFILL(1);
   yych = *YYCURSOR;
   switch (yych){
   case '\000':   goto yy20;
   case '\t':  goto yy16;
   case '\n':  goto yy14;
   case '\r':  goto yy12;
   case '"':   goto yy8;
   case '&':   goto yy6;
   case '\'':  goto yy10;
   case '<':   goto yy4;
   case '>':   goto yy2;
   default: goto yy18;
   }
yy2:  yych = *++YYCURSOR;
#line 57
   { rval += "&gt;"; goto start; }
yy4:  yych = *++YYCURSOR;
#line 58
   { rval += "&lt;"; goto start; }
yy6:  yych = *++YYCURSOR;
#line 59
   { rval += "&amp;"; goto start; }
yy8:  yych = *++YYCURSOR;
#line 60
   { rval += "&quot;"; goto start; }
yy10: yych = *++YYCURSOR;
#line 61
   { rval += "&apos;"; goto start; }
yy12: yych = *++YYCURSOR;
#line 62
   { rval += "&#13;"; goto start; }
yy14: yych = *++YYCURSOR;
#line 63
   { rval += "&#10;"; goto start; }
yy16: yych = *++YYCURSOR;
#line 64
   { rval += "&#9;"; goto start; }
yy18: yych = *++YYCURSOR;
#line 65
   { rval += *(YYCURSOR-1); goto start; }
yy20: 
#line 66
   { return rval.releaseString(); }
}
#line 67
   return rval.releaseString();
}

} // end namespace OW_NAMESPACE

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