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1 #include <sys/stat.h>
2 #include <stdlib.h>
3 #include <stdio.h>
4 #include <time.h>
5 #include "expat.h"
6 
7 #ifdef XML_LARGE_SIZE
8 #define XML_FMT_INT_MOD "ll"
9 #else
10 #define XML_FMT_INT_MOD "l"
11 #endif
12 
13 static void
usage(const char * prog,int rc)14 usage(const char *prog, int rc)
15 {
16   fprintf(stderr,
17           "usage: %s [-n] filename bufferSize nr_of_loops\n", prog);
18   exit(rc);
19 }
20 
21 #ifdef AMIGA_SHARED_LIB
22 #include <proto/expat.h>
23 int
amiga_main(int argc,char * argv[])24 amiga_main(int argc, char *argv[])
25 #else
26 int main (int argc, char *argv[])
27 #endif
28 {
29   XML_Parser  parser;
30   char        *XMLBuf, *XMLBufEnd, *XMLBufPtr;
31   FILE        *fd;
32   struct stat fileAttr;
33   int         nrOfLoops, bufferSize, fileSize, i, isFinal;
34   int         j = 0, ns = 0;
35   clock_t     tstart, tend;
36   double      cpuTime = 0.0;
37 
38   if (argc > 1) {
39     if (argv[1][0] == '-') {
40       if (argv[1][1] == 'n' && argv[1][2] == '\0') {
41         ns = 1;
42         j = 1;
43       }
44       else
45         usage(argv[0], 1);
46     }
47   }
48 
49   if (argc != j + 4)
50     usage(argv[0], 1);
51 
52   if (stat (argv[j + 1], &fileAttr) != 0) {
53     fprintf (stderr, "could not access file '%s'\n", argv[j + 1]);
54     return 2;
55   }
56 
57   fd = fopen (argv[j + 1], "r");
58   if (!fd) {
59     fprintf (stderr, "could not open file '%s'\n", argv[j + 1]);
60     exit(2);
61   }
62 
63   bufferSize = atoi (argv[j + 2]);
64   nrOfLoops = atoi (argv[j + 3]);
65   if (bufferSize <= 0 || nrOfLoops <= 0) {
66     fprintf (stderr,
67              "buffer size and nr of loops must be greater than zero.\n");
68     exit(3);
69   }
70 
71   XMLBuf = malloc (fileAttr.st_size);
72   fileSize = fread (XMLBuf, sizeof (char), fileAttr.st_size, fd);
73   fclose (fd);
74 
75   i = 0;
76   XMLBufEnd = XMLBuf + fileSize;
77   while (i < nrOfLoops) {
78     XMLBufPtr = XMLBuf;
79     isFinal = 0;
80     if (ns)
81       parser = XML_ParserCreateNS(NULL, '!');
82     else
83       parser = XML_ParserCreate(NULL);
84     tstart = clock();
85     do {
86       int parseBufferSize = XMLBufEnd - XMLBufPtr;
87       if (parseBufferSize <= bufferSize)
88         isFinal = 1;
89       else
90         parseBufferSize = bufferSize;
91       if (!XML_Parse (parser, XMLBufPtr, parseBufferSize, isFinal)) {
92         fprintf (stderr, "error '%s' at line %" XML_FMT_INT_MOD \
93                      "u character %" XML_FMT_INT_MOD "u\n",
94                  XML_ErrorString (XML_GetErrorCode (parser)),
95                  XML_GetCurrentLineNumber (parser),
96                  XML_GetCurrentColumnNumber (parser));
97         free (XMLBuf);
98         XML_ParserFree (parser);
99         exit (4);
100       }
101       XMLBufPtr += bufferSize;
102     } while (!isFinal);
103     tend = clock();
104     cpuTime += ((double) (tend - tstart)) / CLOCKS_PER_SEC;
105     XML_ParserFree (parser);
106     i++;
107   }
108 
109   free (XMLBuf);
110 
111   printf ("%d loops, with buffer size %d. Average time per loop: %f\n",
112           nrOfLoops, bufferSize, cpuTime / (double) nrOfLoops);
113   return 0;
114 }
115