1 | /*
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2 | * testrecurse.c: C program to run libxml2 regression tests checking entities
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3 | * recursions
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4 | *
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5 | * To compile on Unixes:
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6 | * cc -o testrecurse `xml2-config --cflags` testrecurse.c `xml2-config --libs` -lpthread
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7 | *
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8 | * See Copyright for the status of this software.
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9 | *
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10 | * daniel@veillard.com
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11 | */
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12 |
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13 | #include "config.h"
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14 | #include <stdio.h>
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15 |
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16 | #include <stdlib.h>
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17 | #include <string.h>
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18 | #include <sys/stat.h>
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19 |
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20 | #include <libxml/parser.h>
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21 | #include <libxml/parserInternals.h>
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22 | #include <libxml/tree.h>
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23 | #include <libxml/uri.h>
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24 |
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25 | /*
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26 | * O_BINARY is just for Windows compatibility - if it isn't defined
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27 | * on this system, avoid any compilation error
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28 | */
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29 | #ifdef O_BINARY
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30 | #define RD_FLAGS O_RDONLY | O_BINARY
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31 | #else
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32 | #define RD_FLAGS O_RDONLY
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33 | #endif
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34 |
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35 | #define OPT_SAX (1<<0)
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36 | #define OPT_NO_SUBST (1<<1)
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37 |
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38 | typedef int (*functest) (const char *filename, const char *result,
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39 | const char *error, int options);
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40 |
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41 | typedef struct testDesc testDesc;
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42 | typedef testDesc *testDescPtr;
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43 | struct testDesc {
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44 | const char *desc; /* description of the test */
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45 | functest func; /* function implementing the test */
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46 | const char *in; /* glob to path for input files */
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47 | const char *out; /* output directory */
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48 | const char *suffix;/* suffix for output files */
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49 | const char *err; /* suffix for error output files */
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50 | int options; /* parser options for the test */
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51 | };
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52 |
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53 | static int checkTestFile(const char *filename);
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54 |
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55 |
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56 | #if defined(_WIN32)
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57 |
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58 | #include <windows.h>
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59 |
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60 | typedef struct
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61 | {
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62 | size_t gl_pathc; /* Count of paths matched so far */
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63 | char **gl_pathv; /* List of matched pathnames. */
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64 | size_t gl_offs; /* Slots to reserve in 'gl_pathv'. */
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65 | } glob_t;
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66 |
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67 | #define GLOB_DOOFFS 0
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68 | static int glob(const char *pattern, ATTRIBUTE_UNUSED int flags,
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69 | ATTRIBUTE_UNUSED int errfunc(const char *epath, int eerrno),
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70 | glob_t *pglob) {
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71 | glob_t *ret;
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72 | WIN32_FIND_DATA FindFileData;
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73 | HANDLE hFind;
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74 | unsigned int nb_paths = 0;
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75 | char directory[500];
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76 | int len;
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77 |
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78 | if ((pattern == NULL) || (pglob == NULL)) return(-1);
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79 |
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80 | strncpy(directory, pattern, 499);
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81 | for (len = strlen(directory);len >= 0;len--) {
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82 | if (directory[len] == '/') {
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83 | len++;
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84 | directory[len] = 0;
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85 | break;
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86 | }
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87 | }
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88 | if (len <= 0)
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89 | len = 0;
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90 |
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91 |
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92 | ret = pglob;
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93 | memset(ret, 0, sizeof(glob_t));
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94 |
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95 | hFind = FindFirstFileA(pattern, &FindFileData);
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96 | if (hFind == INVALID_HANDLE_VALUE)
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97 | return(0);
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98 | nb_paths = 20;
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99 | ret->gl_pathv = (char **) malloc(nb_paths * sizeof(char *));
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100 | if (ret->gl_pathv == NULL) {
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101 | FindClose(hFind);
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102 | return(-1);
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103 | }
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104 | strncpy(directory + len, FindFileData.cFileName, 499 - len);
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105 | ret->gl_pathv[ret->gl_pathc] = strdup(directory);
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106 | if (ret->gl_pathv[ret->gl_pathc] == NULL)
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107 | goto done;
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108 | ret->gl_pathc++;
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109 | while(FindNextFileA(hFind, &FindFileData)) {
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110 | if (FindFileData.cFileName[0] == '.')
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111 | continue;
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112 | if (ret->gl_pathc + 2 > nb_paths) {
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113 | char **tmp = realloc(ret->gl_pathv, nb_paths * 2 * sizeof(char *));
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114 | if (tmp == NULL)
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115 | break;
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116 | ret->gl_pathv = tmp;
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117 | nb_paths *= 2;
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118 | }
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119 | strncpy(directory + len, FindFileData.cFileName, 499 - len);
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120 | ret->gl_pathv[ret->gl_pathc] = strdup(directory);
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121 | if (ret->gl_pathv[ret->gl_pathc] == NULL)
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122 | break;
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123 | ret->gl_pathc++;
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124 | }
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125 | ret->gl_pathv[ret->gl_pathc] = NULL;
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126 |
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127 | done:
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128 | FindClose(hFind);
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129 | return(0);
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130 | }
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131 |
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132 |
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133 |
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134 | static void globfree(glob_t *pglob) {
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135 | unsigned int i;
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136 | if (pglob == NULL)
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137 | return;
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138 |
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139 | for (i = 0;i < pglob->gl_pathc;i++) {
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140 | if (pglob->gl_pathv[i] != NULL)
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141 | free(pglob->gl_pathv[i]);
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142 | }
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143 | }
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144 |
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145 | #else
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146 | #include <glob.h>
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147 | #endif
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148 |
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149 | /************************************************************************
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150 | * *
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151 | * Huge document generator *
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152 | * *
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153 | ************************************************************************/
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154 |
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155 | #include <libxml/xmlIO.h>
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156 |
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157 | typedef struct {
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158 | const char *URL;
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159 | const char *start;
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160 | const char *segment;
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161 | const char *finish;
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162 | } xmlHugeDocParts;
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163 |
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164 | static const xmlHugeDocParts hugeDocTable[] = {
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165 | {
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166 | "test/recurse/huge.xml",
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167 |
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168 | "<!DOCTYPE foo ["
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169 | "<!ELEMENT foo (bar*)> "
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170 | "<!ELEMENT bar (#PCDATA)> "
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171 | "<!ATTLIST bar attr CDATA #IMPLIED> "
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172 | "<!ENTITY a SYSTEM 'ga.ent'> "
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173 | "<!ENTITY b SYSTEM 'gb.ent'> "
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174 | "<!ENTITY c SYSTEM 'gc.ent'> "
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175 | "<!ENTITY f 'some internal data'> "
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176 | "<!ENTITY e '&f;&f;'> "
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177 | "<!ENTITY d '&e;&e;'> "
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178 | "]> "
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179 | "<foo>",
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180 |
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181 | " <bar attr='&e; &f; &d;'>&a; &b; &c; &e; &f; &d;</bar>\n"
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182 | " <bar>_123456789_123456789_123456789_123456789</bar>\n"
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183 | " <bar>_123456789_123456789_123456789_123456789</bar>\n"
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184 | " <bar>_123456789_123456789_123456789_123456789</bar>\n"
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185 | " <bar>_123456789_123456789_123456789_123456789</bar>\n",
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186 |
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187 | "</foo>"
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188 | },
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189 | {
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190 | "test/recurse/huge_dtd.dtd",
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191 |
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192 | "<!ELEMENT foo (#PCDATA)>\n"
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193 | "<!ENTITY ent 'success'>\n"
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194 | "<!ENTITY % a SYSTEM 'pa.ent'>\n"
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195 | "<!ENTITY % b SYSTEM 'pb.ent'>\n"
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196 | "<!ENTITY % c SYSTEM 'pc.ent'>\n"
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197 | "<!ENTITY % d '<!-- comment -->'>\n"
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198 | "<!ENTITY % e '%d;%d;'>\n"
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199 | "<!ENTITY % f '%e;%e;'>\n",
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200 |
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201 | "<!ENTITY ent '%a; %b; %c; %d; %e; %f;'>\n"
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202 | "%a; %b; %c; %d; %e; %f;\n"
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203 | "<!-- _123456789_123456789_123456789_123456789 -->\n"
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204 | "<!-- _123456789_123456789_123456789_123456789 -->\n"
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205 | "<!-- _123456789_123456789_123456789_123456789 -->\n",
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206 |
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207 | ""
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208 | },
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209 | { NULL, NULL, NULL, NULL }
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210 | };
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211 |
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212 | static const xmlHugeDocParts *hugeDocParts;
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213 | static int curseg = 0;
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214 | static const char *current;
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215 | static int rlen;
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216 |
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217 | /**
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218 | * hugeMatch:
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219 | * @URI: an URI to test
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220 | *
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221 | * Check for a huge query
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222 | *
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223 | * Returns 1 if yes and 0 if another Input module should be used
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224 | */
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225 | static int
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226 | hugeMatch(const char * URI) {
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227 | int i;
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228 |
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229 | if (URI == NULL)
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230 | return(0);
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231 |
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232 | for (i = 0; hugeDocTable[i].URL; i++) {
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233 | if (strcmp(URI, hugeDocTable[i].URL) == 0)
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234 | return(1);
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235 | }
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236 |
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237 | return(0);
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238 | }
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239 |
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240 | /**
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241 | * hugeOpen:
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242 | * @URI: an URI to test
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243 | *
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244 | * Return a pointer to the huge query handler, in this example simply
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245 | * the current pointer...
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246 | *
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247 | * Returns an Input context or NULL in case or error
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248 | */
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249 | static void *
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250 | hugeOpen(const char * URI) {
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251 | int i;
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252 |
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253 | if (URI == NULL)
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254 | return(NULL);
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255 |
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256 | for (i = 0; hugeDocTable[i].URL; i++) {
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257 | if (strcmp(URI, hugeDocTable[i].URL) == 0) {
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258 | hugeDocParts = hugeDocTable + i;
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259 | curseg = 0;
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260 | current = hugeDocParts->start;
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261 | rlen = strlen(current);
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262 | return((void *) current);
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263 | }
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264 | }
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265 |
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266 | return(NULL);
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267 | }
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268 |
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269 | /**
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270 | * hugeClose:
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271 | * @context: the read context
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272 | *
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273 | * Close the huge query handler
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274 | *
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275 | * Returns 0 or -1 in case of error
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276 | */
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277 | static int
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278 | hugeClose(void * context) {
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279 | if (context == NULL) return(-1);
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280 | return(0);
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281 | }
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282 |
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283 | #define MAX_NODES 1000
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284 |
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285 | /**
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286 | * hugeRead:
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287 | * @context: the read context
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288 | * @buffer: where to store data
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289 | * @len: number of bytes to read
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290 | *
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291 | * Implement an huge query read.
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292 | *
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293 | * Returns the number of bytes read or -1 in case of error
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294 | */
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295 | static int
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296 | hugeRead(void *context, char *buffer, int len)
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297 | {
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298 | if ((context == NULL) || (buffer == NULL) || (len < 0))
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299 | return (-1);
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300 |
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301 | if (len >= rlen) {
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302 | if (curseg >= MAX_NODES + 1) {
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303 | rlen = 0;
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304 | return(0);
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305 | }
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306 | len = rlen;
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307 | rlen = 0;
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308 | memcpy(buffer, current, len);
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309 | curseg ++;
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310 | if (curseg == MAX_NODES) {
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311 | current = hugeDocParts->finish;
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312 | } else {
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313 | current = hugeDocParts->segment;
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314 | }
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315 | rlen = strlen(current);
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316 | } else {
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317 | memcpy(buffer, current, len);
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318 | rlen -= len;
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319 | current += len;
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320 | }
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321 | return (len);
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322 | }
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323 |
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324 | /************************************************************************
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325 | * *
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326 | * Libxml2 specific routines *
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327 | * *
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328 | ************************************************************************/
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329 |
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330 | static int nb_tests = 0;
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331 | static int nb_errors = 0;
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332 | static int nb_leaks = 0;
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333 | static int extraMemoryFromResolver = 0;
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334 |
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335 | static int
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336 | fatalError(void) {
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337 | fprintf(stderr, "Exitting tests on fatal error\n");
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338 | exit(1);
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339 | }
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340 |
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341 | /*
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342 | * We need to trap calls to the resolver to not account memory for the catalog
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343 | * which is shared to the current running test. We also don't want to have
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344 | * network downloads modifying tests.
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345 | */
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346 | static xmlParserInputPtr
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347 | testExternalEntityLoader(const char *URL, const char *ID,
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348 | xmlParserCtxtPtr ctxt) {
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349 | xmlParserInputPtr ret;
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350 |
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351 | if (checkTestFile(URL)) {
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352 | ret = xmlNoNetExternalEntityLoader(URL, ID, ctxt);
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353 | } else {
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354 | int memused = xmlMemUsed();
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355 | ret = xmlNoNetExternalEntityLoader(URL, ID, ctxt);
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356 | extraMemoryFromResolver += xmlMemUsed() - memused;
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357 | }
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358 |
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359 | return(ret);
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360 | }
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361 |
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362 | static void
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363 | initializeLibxml2(void) {
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364 | xmlMemSetup(xmlMemFree, xmlMemMalloc, xmlMemRealloc, xmlMemoryStrdup);
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365 | xmlInitParser();
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366 | xmlSetExternalEntityLoader(testExternalEntityLoader);
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367 | /*
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368 | * register the new I/O handlers
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369 | */
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370 | if (xmlRegisterInputCallbacks(hugeMatch, hugeOpen,
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371 | hugeRead, hugeClose) < 0) {
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372 | fprintf(stderr, "failed to register Huge handler\n");
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373 | exit(1);
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374 | }
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375 | }
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376 |
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377 | static void
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378 | initSAX(xmlParserCtxtPtr ctxt) {
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379 | ctxt->sax->startElementNs = NULL;
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380 | ctxt->sax->endElementNs = NULL;
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381 | ctxt->sax->startElement = NULL;
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382 | ctxt->sax->endElement = NULL;
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383 | ctxt->sax->characters = NULL;
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384 | ctxt->sax->cdataBlock = NULL;
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385 | ctxt->sax->ignorableWhitespace = NULL;
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386 | ctxt->sax->processingInstruction = NULL;
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387 | ctxt->sax->comment = NULL;
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388 | }
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389 |
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390 | /************************************************************************
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391 | * *
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392 | * File name and path utilities *
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393 | * *
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394 | ************************************************************************/
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395 |
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396 | static const char *baseFilename(const char *filename) {
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397 | const char *cur;
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398 | if (filename == NULL)
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399 | return(NULL);
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400 | cur = &filename[strlen(filename)];
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401 | while ((cur > filename) && (*cur != '/'))
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402 | cur--;
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403 | if (*cur == '/')
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404 | return(cur + 1);
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405 | return(cur);
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406 | }
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407 |
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408 | static char *resultFilename(const char *filename, const char *out,
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409 | const char *suffix) {
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410 | const char *base;
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411 | char res[500];
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412 | char suffixbuff[500];
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413 |
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414 | /*************
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415 | if ((filename[0] == 't') && (filename[1] == 'e') &&
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416 | (filename[2] == 's') && (filename[3] == 't') &&
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417 | (filename[4] == '/'))
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418 | filename = &filename[5];
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419 | *************/
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420 |
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421 | base = baseFilename(filename);
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422 | if (suffix == NULL)
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423 | suffix = ".tmp";
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424 | if (out == NULL)
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425 | out = "";
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426 |
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427 | strncpy(suffixbuff,suffix,499);
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428 |
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429 | if (snprintf(res, 499, "%s%s%s", out, base, suffixbuff) >= 499)
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430 | res[499] = 0;
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431 | return(strdup(res));
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432 | }
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433 |
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434 | static int checkTestFile(const char *filename) {
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435 | struct stat buf;
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436 |
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437 | if (stat(filename, &buf) == -1)
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438 | return(0);
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439 |
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440 | #if defined(_WIN32)
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441 | if (!(buf.st_mode & _S_IFREG))
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442 | return(0);
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443 | #else
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444 | if (!S_ISREG(buf.st_mode))
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445 | return(0);
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446 | #endif
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447 |
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448 | return(1);
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449 | }
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450 |
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451 |
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452 |
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453 | /************************************************************************
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454 | * *
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455 | * Test to detect or not recursive entities *
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456 | * *
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457 | ************************************************************************/
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458 | /**
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459 | * recursiveDetectTest:
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460 | * @filename: the file to parse
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461 | * @result: the file with expected result
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462 | * @err: the file with error messages: unused
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463 | *
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464 | * Parse a file loading DTD and replacing entities check it fails for
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465 | * lol cases
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466 | *
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467 | * Returns 0 in case of success, an error code otherwise
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468 | */
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469 | static int
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470 | recursiveDetectTest(const char *filename,
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471 | const char *result ATTRIBUTE_UNUSED,
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472 | const char *err ATTRIBUTE_UNUSED,
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473 | int options) {
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474 | xmlDocPtr doc;
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475 | xmlParserCtxtPtr ctxt;
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476 | int res = 0;
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477 | /*
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478 | * XML_PARSE_DTDVALID is the only way to load external entities
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479 | * without XML_PARSE_NOENT. The validation result doesn't matter
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480 | * anyway.
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481 | */
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482 | int parserOptions = XML_PARSE_DTDVALID | XML_PARSE_NOERROR;
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483 |
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484 | nb_tests++;
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485 |
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486 | ctxt = xmlNewParserCtxt();
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487 | if (options & OPT_SAX)
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488 | initSAX(ctxt);
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489 | if ((options & OPT_NO_SUBST) == 0)
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490 | parserOptions |= XML_PARSE_NOENT;
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491 | /*
|
---|
492 | * base of the test, parse with the old API
|
---|
493 | */
|
---|
494 | doc = xmlCtxtReadFile(ctxt, filename, NULL, parserOptions);
|
---|
495 | if ((doc != NULL) || (ctxt->lastError.code != XML_ERR_RESOURCE_LIMIT)) {
|
---|
496 | fprintf(stderr, "Failed to detect recursion in %s\n", filename);
|
---|
497 | xmlFreeParserCtxt(ctxt);
|
---|
498 | xmlFreeDoc(doc);
|
---|
499 | return(1);
|
---|
500 | }
|
---|
501 | xmlFreeParserCtxt(ctxt);
|
---|
502 |
|
---|
503 | return(res);
|
---|
504 | }
|
---|
505 |
|
---|
506 | /**
|
---|
507 | * notRecursiveDetectTest:
|
---|
508 | * @filename: the file to parse
|
---|
509 | * @result: the file with expected result
|
---|
510 | * @err: the file with error messages: unused
|
---|
511 | *
|
---|
512 | * Parse a file loading DTD and replacing entities check it works for
|
---|
513 | * good cases
|
---|
514 | *
|
---|
515 | * Returns 0 in case of success, an error code otherwise
|
---|
516 | */
|
---|
517 | static int
|
---|
518 | notRecursiveDetectTest(const char *filename,
|
---|
519 | const char *result ATTRIBUTE_UNUSED,
|
---|
520 | const char *err ATTRIBUTE_UNUSED,
|
---|
521 | int options) {
|
---|
522 | xmlDocPtr doc;
|
---|
523 | xmlParserCtxtPtr ctxt;
|
---|
524 | int res = 0;
|
---|
525 | int parserOptions = XML_PARSE_DTDLOAD;
|
---|
526 |
|
---|
527 | nb_tests++;
|
---|
528 |
|
---|
529 | ctxt = xmlNewParserCtxt();
|
---|
530 | if (options & OPT_SAX)
|
---|
531 | initSAX(ctxt);
|
---|
532 | if ((options & OPT_NO_SUBST) == 0)
|
---|
533 | parserOptions |= XML_PARSE_NOENT;
|
---|
534 | /*
|
---|
535 | * base of the test, parse with the old API
|
---|
536 | */
|
---|
537 | doc = xmlCtxtReadFile(ctxt, filename, NULL, parserOptions);
|
---|
538 | if (doc == NULL) {
|
---|
539 | fprintf(stderr, "Failed to parse correct file %s\n", filename);
|
---|
540 | xmlFreeParserCtxt(ctxt);
|
---|
541 | return(1);
|
---|
542 | }
|
---|
543 | xmlFreeDoc(doc);
|
---|
544 | xmlFreeParserCtxt(ctxt);
|
---|
545 |
|
---|
546 | return(res);
|
---|
547 | }
|
---|
548 |
|
---|
549 | /**
|
---|
550 | * notRecursiveHugeTest:
|
---|
551 | * @filename: the file to parse
|
---|
552 | * @result: the file with expected result
|
---|
553 | * @err: the file with error messages: unused
|
---|
554 | *
|
---|
555 | * Parse a memory generated file
|
---|
556 | * good cases
|
---|
557 | *
|
---|
558 | * Returns 0 in case of success, an error code otherwise
|
---|
559 | */
|
---|
560 | static int
|
---|
561 | notRecursiveHugeTest(const char *filename ATTRIBUTE_UNUSED,
|
---|
562 | const char *result ATTRIBUTE_UNUSED,
|
---|
563 | const char *err ATTRIBUTE_UNUSED,
|
---|
564 | int options) {
|
---|
565 | xmlParserCtxtPtr ctxt;
|
---|
566 | xmlDocPtr doc;
|
---|
567 | int res = 0;
|
---|
568 | int parserOptions = XML_PARSE_DTDVALID;
|
---|
569 |
|
---|
570 | nb_tests++;
|
---|
571 |
|
---|
572 | ctxt = xmlNewParserCtxt();
|
---|
573 | if (options & OPT_SAX)
|
---|
574 | initSAX(ctxt);
|
---|
575 | if ((options & OPT_NO_SUBST) == 0)
|
---|
576 | parserOptions |= XML_PARSE_NOENT;
|
---|
577 | doc = xmlCtxtReadFile(ctxt, "test/recurse/huge.xml", NULL, parserOptions);
|
---|
578 | if (doc == NULL) {
|
---|
579 | fprintf(stderr, "Failed to parse huge.xml\n");
|
---|
580 | res = 1;
|
---|
581 | } else {
|
---|
582 | xmlEntityPtr ent;
|
---|
583 | unsigned long fixed_cost = 20;
|
---|
584 | unsigned long allowed_expansion = 1000000;
|
---|
585 | unsigned long f_size = xmlStrlen(BAD_CAST "some internal data");
|
---|
586 | unsigned long e_size;
|
---|
587 | unsigned long d_size;
|
---|
588 | unsigned long total_size;
|
---|
589 |
|
---|
590 | ent = xmlGetDocEntity(doc, BAD_CAST "e");
|
---|
591 | e_size = f_size * 2 +
|
---|
592 | xmlStrlen(BAD_CAST "&f;") * 2 +
|
---|
593 | fixed_cost * 2;
|
---|
594 | if (ent->expandedSize != e_size) {
|
---|
595 | fprintf(stderr, "Wrong size for entity e: %lu (expected %lu)\n",
|
---|
596 | ent->expandedSize, e_size);
|
---|
597 | res = 1;
|
---|
598 | }
|
---|
599 |
|
---|
600 | ent = xmlGetDocEntity(doc, BAD_CAST "b");
|
---|
601 | if (ent->expandedSize != e_size) {
|
---|
602 | fprintf(stderr, "Wrong size for entity b: %lu (expected %lu)\n",
|
---|
603 | ent->expandedSize, e_size);
|
---|
604 | res = 1;
|
---|
605 | }
|
---|
606 |
|
---|
607 | ent = xmlGetDocEntity(doc, BAD_CAST "d");
|
---|
608 | d_size = e_size * 2 +
|
---|
609 | xmlStrlen(BAD_CAST "&e;") * 2 +
|
---|
610 | fixed_cost * 2;
|
---|
611 | if (ent->expandedSize != d_size) {
|
---|
612 | fprintf(stderr, "Wrong size for entity d: %lu (expected %lu)\n",
|
---|
613 | ent->expandedSize, d_size);
|
---|
614 | res = 1;
|
---|
615 | }
|
---|
616 |
|
---|
617 | ent = xmlGetDocEntity(doc, BAD_CAST "c");
|
---|
618 | if (ent->expandedSize != d_size) {
|
---|
619 | fprintf(stderr, "Wrong size for entity c: %lu (expected %lu)\n",
|
---|
620 | ent->expandedSize, d_size);
|
---|
621 | res = 1;
|
---|
622 | }
|
---|
623 |
|
---|
624 | if (ctxt->sizeentcopy < allowed_expansion) {
|
---|
625 | fprintf(stderr, "Total entity size too small: %lu\n",
|
---|
626 | ctxt->sizeentcopy);
|
---|
627 | res = 1;
|
---|
628 | }
|
---|
629 |
|
---|
630 | total_size = (f_size + e_size + d_size + 3 * fixed_cost) *
|
---|
631 | (MAX_NODES - 1) * 3;
|
---|
632 | if (ctxt->sizeentcopy != total_size) {
|
---|
633 | fprintf(stderr, "Wrong total entity size: %lu (expected %lu)\n",
|
---|
634 | ctxt->sizeentcopy, total_size);
|
---|
635 | res = 1;
|
---|
636 | }
|
---|
637 |
|
---|
638 | if (ctxt->sizeentities != 30) {
|
---|
639 | fprintf(stderr, "Wrong parsed entity size: %lu (expected %lu)\n",
|
---|
640 | ctxt->sizeentities, 30lu);
|
---|
641 | res = 1;
|
---|
642 | }
|
---|
643 | }
|
---|
644 |
|
---|
645 | xmlFreeDoc(doc);
|
---|
646 | xmlFreeParserCtxt(ctxt);
|
---|
647 |
|
---|
648 | return(res);
|
---|
649 | }
|
---|
650 |
|
---|
651 | /**
|
---|
652 | * notRecursiveHugeTest:
|
---|
653 | * @filename: the file to parse
|
---|
654 | * @result: the file with expected result
|
---|
655 | * @err: the file with error messages: unused
|
---|
656 | *
|
---|
657 | * Parse a memory generated file
|
---|
658 | * good cases
|
---|
659 | *
|
---|
660 | * Returns 0 in case of success, an error code otherwise
|
---|
661 | */
|
---|
662 | static int
|
---|
663 | hugeDtdTest(const char *filename ATTRIBUTE_UNUSED,
|
---|
664 | const char *result ATTRIBUTE_UNUSED,
|
---|
665 | const char *err ATTRIBUTE_UNUSED,
|
---|
666 | int options) {
|
---|
667 | xmlParserCtxtPtr ctxt;
|
---|
668 | xmlDocPtr doc;
|
---|
669 | int res = 0;
|
---|
670 | int parserOptions = XML_PARSE_DTDVALID;
|
---|
671 |
|
---|
672 | nb_tests++;
|
---|
673 |
|
---|
674 | ctxt = xmlNewParserCtxt();
|
---|
675 | if (options & OPT_SAX)
|
---|
676 | initSAX(ctxt);
|
---|
677 | if ((options & OPT_NO_SUBST) == 0)
|
---|
678 | parserOptions |= XML_PARSE_NOENT;
|
---|
679 | doc = xmlCtxtReadFile(ctxt, "test/recurse/huge_dtd.xml", NULL,
|
---|
680 | parserOptions);
|
---|
681 | if (doc == NULL) {
|
---|
682 | fprintf(stderr, "Failed to parse huge_dtd.xml\n");
|
---|
683 | res = 1;
|
---|
684 | } else {
|
---|
685 | unsigned long fixed_cost = 20;
|
---|
686 | unsigned long allowed_expansion = 1000000;
|
---|
687 | unsigned long a_size = xmlStrlen(BAD_CAST "<!-- comment -->");
|
---|
688 | unsigned long b_size;
|
---|
689 | unsigned long c_size;
|
---|
690 | unsigned long e_size;
|
---|
691 | unsigned long f_size;
|
---|
692 | unsigned long total_size;
|
---|
693 |
|
---|
694 | if (ctxt->sizeentcopy < allowed_expansion) {
|
---|
695 | fprintf(stderr, "Total entity size too small: %lu\n",
|
---|
696 | ctxt->sizeentcopy);
|
---|
697 | res = 1;
|
---|
698 | }
|
---|
699 |
|
---|
700 | b_size = (a_size + strlen("&a;") + fixed_cost) * 2;
|
---|
701 | c_size = (b_size + strlen("&b;") + fixed_cost) * 2;
|
---|
702 | /*
|
---|
703 | * Internal parameter entites are substitued eagerly and
|
---|
704 | * need different accounting.
|
---|
705 | */
|
---|
706 | e_size = a_size * 2;
|
---|
707 | f_size = e_size * 2;
|
---|
708 | total_size = /* internal */
|
---|
709 | e_size + f_size + fixed_cost * 4 +
|
---|
710 | (a_size + e_size + f_size + fixed_cost * 3) *
|
---|
711 | (MAX_NODES - 1) * 2 +
|
---|
712 | /* external */
|
---|
713 | (a_size + b_size + c_size + fixed_cost * 3) *
|
---|
714 | (MAX_NODES - 1) * 2 +
|
---|
715 | /* final reference in main doc */
|
---|
716 | strlen("success") + fixed_cost;
|
---|
717 | if (ctxt->sizeentcopy != total_size) {
|
---|
718 | fprintf(stderr, "Wrong total entity size: %lu (expected %lu)\n",
|
---|
719 | ctxt->sizeentcopy, total_size);
|
---|
720 | res = 1;
|
---|
721 | }
|
---|
722 |
|
---|
723 | total_size = strlen(hugeDocParts->start) +
|
---|
724 | strlen(hugeDocParts->segment) * (MAX_NODES - 1) +
|
---|
725 | strlen(hugeDocParts->finish) +
|
---|
726 | /*
|
---|
727 | * Other external entities pa.ent, pb.ent, pc.ent.
|
---|
728 | * These are currently counted twice because they're
|
---|
729 | * used both in DTD and EntityValue.
|
---|
730 | */
|
---|
731 | (16 + 6 + 6) * 2;
|
---|
732 | if (ctxt->sizeentities != total_size) {
|
---|
733 | fprintf(stderr, "Wrong parsed entity size: %lu (expected %lu)\n",
|
---|
734 | ctxt->sizeentities, total_size);
|
---|
735 | res = 1;
|
---|
736 | }
|
---|
737 | }
|
---|
738 |
|
---|
739 | xmlFreeDoc(doc);
|
---|
740 | xmlFreeParserCtxt(ctxt);
|
---|
741 |
|
---|
742 | return(res);
|
---|
743 | }
|
---|
744 |
|
---|
745 | /************************************************************************
|
---|
746 | * *
|
---|
747 | * Tests Descriptions *
|
---|
748 | * *
|
---|
749 | ************************************************************************/
|
---|
750 |
|
---|
751 | static
|
---|
752 | testDesc testDescriptions[] = {
|
---|
753 | { "Parsing recursive test cases" ,
|
---|
754 | recursiveDetectTest, "./test/recurse/lol*.xml", NULL, NULL, NULL,
|
---|
755 | 0 },
|
---|
756 | { "Parsing recursive test cases (no substitution)" ,
|
---|
757 | recursiveDetectTest, "./test/recurse/lol*.xml", NULL, NULL, NULL,
|
---|
758 | OPT_NO_SUBST },
|
---|
759 | { "Parsing recursive test cases (SAX)" ,
|
---|
760 | recursiveDetectTest, "./test/recurse/lol*.xml", NULL, NULL, NULL,
|
---|
761 | OPT_SAX },
|
---|
762 | { "Parsing recursive test cases (SAX, no substitution)" ,
|
---|
763 | recursiveDetectTest, "./test/recurse/lol*.xml", NULL, NULL, NULL,
|
---|
764 | OPT_SAX | OPT_NO_SUBST },
|
---|
765 | { "Parsing non-recursive test cases" ,
|
---|
766 | notRecursiveDetectTest, "./test/recurse/good*.xml", NULL, NULL, NULL,
|
---|
767 | 0 },
|
---|
768 | { "Parsing non-recursive test cases (SAX)" ,
|
---|
769 | notRecursiveDetectTest, "./test/recurse/good*.xml", NULL, NULL, NULL,
|
---|
770 | OPT_SAX },
|
---|
771 | { "Parsing non-recursive huge case" ,
|
---|
772 | notRecursiveHugeTest, NULL, NULL, NULL, NULL,
|
---|
773 | 0 },
|
---|
774 | { "Parsing non-recursive huge case (no substitution)" ,
|
---|
775 | notRecursiveHugeTest, NULL, NULL, NULL, NULL,
|
---|
776 | OPT_NO_SUBST },
|
---|
777 | { "Parsing non-recursive huge case (SAX)" ,
|
---|
778 | notRecursiveHugeTest, NULL, NULL, NULL, NULL,
|
---|
779 | OPT_SAX },
|
---|
780 | { "Parsing non-recursive huge case (SAX, no substitution)" ,
|
---|
781 | notRecursiveHugeTest, NULL, NULL, NULL, NULL,
|
---|
782 | OPT_SAX | OPT_NO_SUBST },
|
---|
783 | { "Parsing non-recursive huge DTD case" ,
|
---|
784 | hugeDtdTest, NULL, NULL, NULL, NULL,
|
---|
785 | 0 },
|
---|
786 | {NULL, NULL, NULL, NULL, NULL, NULL, 0}
|
---|
787 | };
|
---|
788 |
|
---|
789 | /************************************************************************
|
---|
790 | * *
|
---|
791 | * The main code driving the tests *
|
---|
792 | * *
|
---|
793 | ************************************************************************/
|
---|
794 |
|
---|
795 | static int
|
---|
796 | launchTests(testDescPtr tst) {
|
---|
797 | int res = 0, err = 0;
|
---|
798 | size_t i;
|
---|
799 | char *result;
|
---|
800 | char *error;
|
---|
801 | int mem;
|
---|
802 |
|
---|
803 | if (tst == NULL) return(-1);
|
---|
804 | if (tst->in != NULL) {
|
---|
805 | glob_t globbuf;
|
---|
806 |
|
---|
807 | globbuf.gl_offs = 0;
|
---|
808 | glob(tst->in, GLOB_DOOFFS, NULL, &globbuf);
|
---|
809 | for (i = 0;i < globbuf.gl_pathc;i++) {
|
---|
810 | if (!checkTestFile(globbuf.gl_pathv[i]))
|
---|
811 | continue;
|
---|
812 | if (tst->suffix != NULL) {
|
---|
813 | result = resultFilename(globbuf.gl_pathv[i], tst->out,
|
---|
814 | tst->suffix);
|
---|
815 | if (result == NULL) {
|
---|
816 | fprintf(stderr, "Out of memory !\n");
|
---|
817 | fatalError();
|
---|
818 | }
|
---|
819 | } else {
|
---|
820 | result = NULL;
|
---|
821 | }
|
---|
822 | if (tst->err != NULL) {
|
---|
823 | error = resultFilename(globbuf.gl_pathv[i], tst->out,
|
---|
824 | tst->err);
|
---|
825 | if (error == NULL) {
|
---|
826 | fprintf(stderr, "Out of memory !\n");
|
---|
827 | fatalError();
|
---|
828 | }
|
---|
829 | } else {
|
---|
830 | error = NULL;
|
---|
831 | }
|
---|
832 | if ((result) &&(!checkTestFile(result))) {
|
---|
833 | fprintf(stderr, "Missing result file %s\n", result);
|
---|
834 | } else if ((error) &&(!checkTestFile(error))) {
|
---|
835 | fprintf(stderr, "Missing error file %s\n", error);
|
---|
836 | } else {
|
---|
837 | mem = xmlMemUsed();
|
---|
838 | extraMemoryFromResolver = 0;
|
---|
839 | res = tst->func(globbuf.gl_pathv[i], result, error,
|
---|
840 | tst->options | XML_PARSE_COMPACT);
|
---|
841 | xmlResetLastError();
|
---|
842 | if (res != 0) {
|
---|
843 | fprintf(stderr, "File %s generated an error\n",
|
---|
844 | globbuf.gl_pathv[i]);
|
---|
845 | nb_errors++;
|
---|
846 | err++;
|
---|
847 | }
|
---|
848 | else if (xmlMemUsed() != mem) {
|
---|
849 | if ((xmlMemUsed() != mem) &&
|
---|
850 | (extraMemoryFromResolver == 0)) {
|
---|
851 | fprintf(stderr, "File %s leaked %d bytes\n",
|
---|
852 | globbuf.gl_pathv[i], xmlMemUsed() - mem);
|
---|
853 | nb_leaks++;
|
---|
854 | err++;
|
---|
855 | }
|
---|
856 | }
|
---|
857 | }
|
---|
858 | if (result)
|
---|
859 | free(result);
|
---|
860 | if (error)
|
---|
861 | free(error);
|
---|
862 | }
|
---|
863 | globfree(&globbuf);
|
---|
864 | } else {
|
---|
865 | extraMemoryFromResolver = 0;
|
---|
866 | res = tst->func(NULL, NULL, NULL, tst->options);
|
---|
867 | if (res != 0) {
|
---|
868 | nb_errors++;
|
---|
869 | err++;
|
---|
870 | }
|
---|
871 | }
|
---|
872 | return(err);
|
---|
873 | }
|
---|
874 |
|
---|
875 | static int verbose = 0;
|
---|
876 | static int tests_quiet = 0;
|
---|
877 |
|
---|
878 | static int
|
---|
879 | runtest(int i) {
|
---|
880 | int ret = 0, res;
|
---|
881 | int old_errors, old_tests, old_leaks;
|
---|
882 |
|
---|
883 | old_errors = nb_errors;
|
---|
884 | old_tests = nb_tests;
|
---|
885 | old_leaks = nb_leaks;
|
---|
886 | if ((tests_quiet == 0) && (testDescriptions[i].desc != NULL))
|
---|
887 | printf("## %s\n", testDescriptions[i].desc);
|
---|
888 | res = launchTests(&testDescriptions[i]);
|
---|
889 | if (res != 0)
|
---|
890 | ret++;
|
---|
891 | if (verbose) {
|
---|
892 | if ((nb_errors == old_errors) && (nb_leaks == old_leaks))
|
---|
893 | printf("Ran %d tests, no errors\n", nb_tests - old_tests);
|
---|
894 | else
|
---|
895 | printf("Ran %d tests, %d errors, %d leaks\n",
|
---|
896 | nb_tests - old_tests,
|
---|
897 | nb_errors - old_errors,
|
---|
898 | nb_leaks - old_leaks);
|
---|
899 | }
|
---|
900 | return(ret);
|
---|
901 | }
|
---|
902 |
|
---|
903 | int
|
---|
904 | main(int argc ATTRIBUTE_UNUSED, char **argv ATTRIBUTE_UNUSED) {
|
---|
905 | int i, a, ret = 0;
|
---|
906 | int subset = 0;
|
---|
907 |
|
---|
908 | initializeLibxml2();
|
---|
909 |
|
---|
910 | for (a = 1; a < argc;a++) {
|
---|
911 | if (!strcmp(argv[a], "-v"))
|
---|
912 | verbose = 1;
|
---|
913 | else if (!strcmp(argv[a], "-quiet"))
|
---|
914 | tests_quiet = 1;
|
---|
915 | else {
|
---|
916 | for (i = 0; testDescriptions[i].func != NULL; i++) {
|
---|
917 | if (strstr(testDescriptions[i].desc, argv[a])) {
|
---|
918 | ret += runtest(i);
|
---|
919 | subset++;
|
---|
920 | }
|
---|
921 | }
|
---|
922 | }
|
---|
923 | }
|
---|
924 | if (subset == 0) {
|
---|
925 | for (i = 0; testDescriptions[i].func != NULL; i++) {
|
---|
926 | ret += runtest(i);
|
---|
927 | }
|
---|
928 | }
|
---|
929 | if ((nb_errors == 0) && (nb_leaks == 0)) {
|
---|
930 | ret = 0;
|
---|
931 | printf("Total %d tests, no errors\n",
|
---|
932 | nb_tests);
|
---|
933 | } else {
|
---|
934 | ret = 1;
|
---|
935 | printf("Total %d tests, %d errors, %d leaks\n",
|
---|
936 | nb_tests, nb_errors, nb_leaks);
|
---|
937 | }
|
---|
938 | xmlCleanupParser();
|
---|
939 |
|
---|
940 | return(ret);
|
---|
941 | }
|
---|