1 /* 2 __ __ _ 3 ___\ \/ /_ __ __ _| |_ 4 / _ \\ /| '_ \ / _` | __| 5 | __// \| |_) | (_| | |_ 6 \___/_/\_\ .__/ \__,_|\__| 7 |_| XML parser 8 9 Copyright (c) 1997-2000 Thai Open Source Software Center Ltd 10 Copyright (c) 2000-2017 Expat development team 11 Licensed under the MIT license: 12 13 Permission is hereby granted, free of charge, to any person obtaining 14 a copy of this software and associated documentation files (the 15 "Software"), to deal in the Software without restriction, including 16 without limitation the rights to use, copy, modify, merge, publish, 17 distribute, sublicense, and/or sell copies of the Software, and to permit 18 persons to whom the Software is furnished to do so, subject to the 19 following conditions: 20 21 The above copyright notice and this permission notice shall be included 22 in all copies or substantial portions of the Software. 23 24 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 25 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 26 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN 27 NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 28 DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 29 OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 30 USE OR OTHER DEALINGS IN THE SOFTWARE. 31 */ 32 33 #include <sys/stat.h> 34 #include <stdlib.h> 35 #include <stdio.h> 36 #include <time.h> 37 #include "expat.h" 38 39 #ifdef XML_LARGE_SIZE 40 # define XML_FMT_INT_MOD "ll" 41 #else 42 # define XML_FMT_INT_MOD "l" 43 #endif 44 45 #ifdef XML_UNICODE_WCHAR_T 46 # define XML_FMT_STR "ls" 47 #else 48 # define XML_FMT_STR "s" 49 #endif 50 51 static void 52 usage(const char *prog, int rc) 53 { 54 fprintf(stderr, 55 "usage: %s [-n] filename bufferSize nr_of_loops\n", prog); 56 exit(rc); 57 } 58 59 int main (int argc, char *argv[]) 60 { 61 XML_Parser parser; 62 char *XMLBuf, *XMLBufEnd, *XMLBufPtr; 63 FILE *fd; 64 struct stat fileAttr; 65 int nrOfLoops, bufferSize, fileSize, i, isFinal; 66 int j = 0, ns = 0; 67 clock_t tstart, tend; 68 double cpuTime = 0.0; 69 70 if (argc > 1) { 71 if (argv[1][0] == '-') { 72 if (argv[1][1] == 'n' && argv[1][2] == '\0') { 73 ns = 1; 74 j = 1; 75 } 76 else 77 usage(argv[0], 1); 78 } 79 } 80 81 if (argc != j + 4) 82 usage(argv[0], 1); 83 84 if (stat (argv[j + 1], &fileAttr) != 0) { 85 fprintf (stderr, "could not access file '%s'\n", argv[j + 1]); 86 return 2; 87 } 88 89 fd = fopen (argv[j + 1], "r"); 90 if (!fd) { 91 fprintf (stderr, "could not open file '%s'\n", argv[j + 1]); 92 exit(2); 93 } 94 95 bufferSize = atoi (argv[j + 2]); 96 nrOfLoops = atoi (argv[j + 3]); 97 if (bufferSize <= 0 || nrOfLoops <= 0) { 98 fprintf (stderr, 99 "buffer size and nr of loops must be greater than zero.\n"); 100 exit(3); 101 } 102 103 XMLBuf = malloc (fileAttr.st_size); 104 fileSize = fread (XMLBuf, sizeof (char), fileAttr.st_size, fd); 105 fclose (fd); 106 107 if (ns) 108 parser = XML_ParserCreateNS(NULL, '!'); 109 else 110 parser = XML_ParserCreate(NULL); 111 112 i = 0; 113 XMLBufEnd = XMLBuf + fileSize; 114 while (i < nrOfLoops) { 115 XMLBufPtr = XMLBuf; 116 isFinal = 0; 117 tstart = clock(); 118 do { 119 int parseBufferSize = XMLBufEnd - XMLBufPtr; 120 if (parseBufferSize <= bufferSize) 121 isFinal = 1; 122 else 123 parseBufferSize = bufferSize; 124 if (!XML_Parse (parser, XMLBufPtr, parseBufferSize, isFinal)) { 125 fprintf (stderr, 126 "error '%" XML_FMT_STR "' at line %" XML_FMT_INT_MOD \ 127 "u character %" XML_FMT_INT_MOD "u\n", 128 XML_ErrorString (XML_GetErrorCode (parser)), 129 XML_GetCurrentLineNumber (parser), 130 XML_GetCurrentColumnNumber (parser)); 131 free (XMLBuf); 132 XML_ParserFree (parser); 133 exit (4); 134 } 135 XMLBufPtr += bufferSize; 136 } while (!isFinal); 137 tend = clock(); 138 cpuTime += ((double) (tend - tstart)) / CLOCKS_PER_SEC; 139 XML_ParserReset(parser, NULL); 140 i++; 141 } 142 143 XML_ParserFree (parser); 144 free (XMLBuf); 145 146 printf ("%d loops, with buffer size %d. Average time per loop: %f\n", 147 nrOfLoops, bufferSize, cpuTime / (double) nrOfLoops); 148 return 0; 149 } 150