1 | /***************************************************************************
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2 | * Copyright (C) 2008 by Daniel Wendt *
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3 | * gentoo.murray@gmail.com *
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4 | * *
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5 | * This program is free software; you can redistribute it and/or modify *
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6 | * it under the terms of the GNU General Public License as published by *
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7 | * the Free Software Foundation; either version 2 of the License, or *
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8 | * (at your option) any later version. *
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9 | * *
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10 | * This program is distributed in the hope that it will be useful, *
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11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of *
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12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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13 | * GNU General Public License for more details. *
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14 | * *
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15 | * You should have received a copy of the GNU General Public License *
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16 | * along with this program; if not, write to the *
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17 | * Free Software Foundation, Inc., *
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18 | * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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19 | ***************************************************************************/
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20 |
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21 | #include <cstdio>
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22 | #include "stdafx.h"
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23 | #include "XMLParser.h"
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24 |
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25 |
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26 | namespace xml
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27 | {
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28 |
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29 | //------------------------------------- global Expat Callbacks:
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30 |
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31 | static void startElement(void *userData, const char *name, const char **atts)
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32 | {
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33 | XMLParserCallback* pCallback = (XMLParserCallback*) userData;
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34 | if( pCallback ) pCallback->StartElement( name, atts );
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35 | }
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36 |
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37 | static void endElement(void *userData, const char *name)
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38 | {
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39 | XMLParserCallback* pCallback = (XMLParserCallback*) userData;
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40 | if( pCallback ) pCallback->EndElement( name );
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41 | }
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42 |
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43 |
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44 |
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45 |
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46 | int XMLParser::Parse( XMLParserCallback& rCallback, const char* chFileName )
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47 | {
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48 | int ret = 1; // File not found
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49 |
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50 | FILE* fp = fopen(chFileName,"rb");
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51 | if( fp )
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52 | {
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53 | XML_Parser parser = XML_ParserCreate(NULL);
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54 |
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55 | XML_SetUserData( parser, (void*)&rCallback );
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56 |
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57 | // register Callbacks for start- and end-element events of the parser:
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58 | XML_SetElementHandler(parser, startElement, endElement);
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59 |
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60 | int done;
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61 | do // loop over whole file content
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62 | {
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63 | char buf[BUFSIZ];
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64 | size_t len = fread(buf, 1, sizeof(buf), fp); // read chunk of data
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65 | done = len < sizeof(buf); // end of file reached if buffer not completely filled
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66 | if (!XML_Parse(parser, buf, (int)len, done))
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67 | {
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68 | // a parse error occured:
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69 | fprintf(stderr,
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70 | "%s at line %d\n",
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71 | XML_ErrorString(XML_GetErrorCode(parser)),
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72 | XML_GetCurrentLineNumber(parser));
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73 | fclose(fp);
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74 | ret = 2; // quit, return = 2 indicating parsing error
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75 | done = 1;
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76 | }
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77 | } while (!done);
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78 |
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79 | XML_ParserFree(parser);
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80 | fclose(fp);
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81 | ret = 0;
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82 | }
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83 | return ret; // return = 0 indicating success
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84 | }
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85 |
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86 |
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87 |
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88 | } // end namespace xml
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89 | //! \endcond
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