helm/papers/use_case/stats/parse/parse_expat.c

   1 #include <stdio.h>
   2 #include <sys/time.h>
   3 #include <expat.h>
   4
   5 static void XMLCALL
   6 startElement(void *userData, const char *name, const char **atts) { return; }
   7
   8 static void XMLCALL
   9 endElement(void *userData, const char *name) { return; }
  10
  11 static void XMLCALL
  12 characterData(void *userData, const char *s, int len) { return; }
  13
  14 static void XMLCALL
  15 startCdata(void *userData) { return; }
  16
  17 static void XMLCALL
  18 endCdata(void *userData) { return; }
  19
  20 int
  21 main(int argc, char *argv[])
  22 {
  23         char buf[BUFSIZ];
  24         int done;
  25         FILE *xmlfile = stdin;
  26         struct timeval timing1, timing2;
  27         XML_Parser parser = XML_ParserCreateNS(NULL,' ');
  28         XML_SetElementHandler(parser, startElement, endElement);
  29         XML_SetCharacterDataHandler(parser, characterData);
  30         XML_SetCdataSectionHandler(parser, startCdata, endCdata);
  31         gettimeofday(&timing1, NULL);
  32         do {
  33                 size_t len = fread(buf, 1, sizeof(buf), xmlfile);
  34                 done = len < sizeof(buf);
  35                 if (XML_Parse(parser, buf, len, done) == XML_STATUS_ERROR) {
  36                         fprintf(stderr,
  37                                 "%s at line %d\n",
  38                                 XML_ErrorString(XML_GetErrorCode(parser)),
  39                                 XML_GetCurrentLineNumber(parser));
  40                         return 1;
  41                 }
  42         } while (!done);
  43         gettimeofday(&timing2, NULL) != 0;
  44         XML_ParserFree(parser);
  45         fprintf(stdout, "%d\n",
  46                         ((timing2.tv_sec * 1000000 + timing2.tv_usec) -
  47                          (timing1.tv_sec * 1000000 + timing1.tv_usec)) / 1000);
  48         return 0;
  49 }
  50