src/esi/ExpatParser.h

   1 /*
   2  * Copyright (C) 1996-2017 The Squid Software Foundation and contributors
   3  *
   4  * Squid software is distributed under GPLv2+ license and includes
   5  * contributions from numerous individuals and organizations.
   6  * Please see the COPYING and CONTRIBUTORS files for details.
   7  */
   8
   9 #ifndef SQUID_ESIEXPATPARSER_H
  10 #define SQUID_ESIEXPATPARSER_H
  11
  12 #if USE_SQUID_ESI && HAVE_LIBEXPAT
  13
  14 #include "esi/Parser.h"
  15
  16 #if HAVE_EXPAT_H
  17 #include <expat.h>
  18 #endif
  19
  20 class ESIExpatParser : public ESIParser
  21 {
  22
  23 public:
  24     ESIExpatParser(ESIParserClient *);
  25     ~ESIExpatParser();
  26
  27     /** \retval true    on success */
  28     bool parse(char const *dataToParse, size_t const lengthOfData, bool const endOfStream);
  29
  30     long int lineNumber() const;
  31     char const * errorString() const;
  32
  33     EsiParserDeclaration;
  34
  35 private:
  36     /** our parser */
  37     mutable XML_Parser p;
  38     static void Start(void *data, const XML_Char *el, const char **attr);
  39     static void End(void *data, const XML_Char *el);
  40     static void Default (void *data, const XML_Char *s, int len);
  41     static void Comment (void *data, const XML_Char *s);
  42     XML_Parser &myParser() const {return p;}
  43
  44     ESIParserClient *theClient;
  45 };
  46
  47 #endif /* USE_SQUID_ESI */
  48
  49 #endif /* SQUID_ESIEXPATPARSER_H */
  50