src/esi/Libxml2Parser.h

   1 /*
   2  * AUTHOR: Joachim Bauch (mail@joachim-bauch.de)
   3  *
   4  * SQUID Web Proxy Cache          http://www.squid-cache.org/
   5  * ----------------------------------------------------------
   6  *
   7  *  Squid is the result of efforts by numerous individuals from
   8  *  the Internet community; see the CONTRIBUTORS file for full
   9  *  details.   Many organizations have provided support for Squid's
  10  *  development; see the SPONSORS file for full details.  Squid is
  11  *  Copyrighted (C) 2001 by the Regents of the University of
  12  *  California; see the COPYRIGHT file for full details.  Squid
  13  *  incorporates software developed and/or copyrighted by other
  14  *  sources; see the CREDITS file for full details.
  15  *
  16  *  This program is free software; you can redistribute it and/or modify
  17  *  it under the terms of the GNU General Public License as published by
  18  *  the Free Software Foundation; either version 2 of the License, or
  19  *  (at your option) any later version.
  20  *
  21  *  This program is distributed in the hope that it will be useful,
  22  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  23  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  24  *  GNU General Public License for more details.
  25  *
  26  *  You should have received a copy of the GNU General Public License
  27  *  along with this program; if not, write to the Free Software
  28  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
  29  *
  30  */
  31
  32 /*
  33  * The ESI Libxml2 parser is Copyright (c) 2004 by Joachim Bauch
  34  * http://www.joachim-bauch.de
  35  * mail@joachim-bauch.de
  36  */
  37
  38 #ifndef SQUID_ESILIBXML2PARSER_H
  39 #define SQUID_ESILIBXML2PARSER_H
  40
  41 #if USE_SQUID_ESI && HAVE_LIBXML2
  42
  43 #include "esi/Parser.h"
  44 // workaround for definition of "free" that prevents include of
  45 // parser.h from libxml2 without errors
  46 #ifdef free
  47 #define OLD_FREE free
  48 #undef free
  49 #endif
  50 #if HAVE_LIBXML_PARSER_H
  51 #include <libxml/parser.h>
  52 #endif
  53 #if HAVE_LIBXML_HTMLPARSER_H
  54 #include <libxml/HTMLparser.h>
  55 #endif
  56 #if HAVE_LIBXML_HTMLTREE_H
  57 #include <libxml/HTMLtree.h>
  58 #endif
  59
  60 #ifdef OLD_FREE
  61 #define free OLD_FREE
  62 #endif
  63
  64 class ESILibxml2Parser : public ESIParser
  65 {
  66
  67 public:
  68     ESILibxml2Parser(ESIParserClient *);
  69     ~ESILibxml2Parser();
  70     /* true on success */
  71     bool parse(char const *dataToParse, size_t const lengthOfData, bool const endOfStream);
  72     long int lineNumber() const;
  73     char const * errorString() const;
  74
  75     ESIParserClient *getClient() { return theClient; }
  76
  77     EsiParserDeclaration;
  78
  79 private:
  80     mutable xmlParserCtxtPtr parser; /* our parser */
  81
  82     ESIParserClient *theClient;
  83 };
  84
  85 #endif /* USE_SQUID_ESI */
  86
  87 #endif /* SQUID_ESILIBXML2PARSER_H */