25
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1 /* |
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2 The contents of this file are subject to the Mozilla Public License |
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3 Version 1.1 (the "License"); you may not use this file except in |
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4 compliance with the License. You may obtain a copy of the License at |
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5 http://www.mozilla.org/MPL/ |
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6 |
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7 Software distributed under the License is distributed on an "AS IS" |
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8 basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the |
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9 License for the specific language governing rights and limitations |
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10 under the License. |
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11 |
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12 The Original Code is expat. |
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13 |
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14 The Initial Developer of the Original Code is James Clark. |
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15 Portions created by James Clark are Copyright (C) 1998, 1999 |
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16 James Clark. All Rights Reserved. |
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17 |
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18 Contributor(s): |
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19 |
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20 Alternatively, the contents of this file may be used under the terms |
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21 of the GNU General Public License (the "GPL"), in which case the |
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22 provisions of the GPL are applicable instead of those above. If you |
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23 wish to allow use of your version of this file only under the terms of |
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24 the GPL and not to allow others to use your version of this file under |
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25 the MPL, indicate your decision by deleting the provisions above and |
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26 replace them with the notice and other provisions required by the |
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27 GPL. If you do not delete the provisions above, a recipient may use |
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28 your version of this file under either the MPL or the GPL. |
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29 */ |
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30 |
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31 #include "xmldef.h" |
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32 #include "xmlparse.h" |
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33 |
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34 #ifdef XML_UNICODE |
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35 #define XML_ENCODE_MAX XML_UTF16_ENCODE_MAX |
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36 #define XmlConvert XmlUtf16Convert |
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37 #define XmlGetInternalEncoding XmlGetUtf16InternalEncoding |
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38 #define XmlGetInternalEncodingNS XmlGetUtf16InternalEncodingNS |
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39 #define XmlEncode XmlUtf16Encode |
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40 #define MUST_CONVERT(enc, s) (!(enc)->isUtf16 || (((unsigned long)s) & 1)) |
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41 typedef unsigned short ICHAR; |
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42 #else |
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43 #define XML_ENCODE_MAX XML_UTF8_ENCODE_MAX |
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44 #define XmlConvert XmlUtf8Convert |
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45 #define XmlGetInternalEncoding XmlGetUtf8InternalEncoding |
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46 #define XmlGetInternalEncodingNS XmlGetUtf8InternalEncodingNS |
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47 #define XmlEncode XmlUtf8Encode |
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48 #define MUST_CONVERT(enc, s) (!(enc)->isUtf8) |
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49 typedef char ICHAR; |
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50 #endif |
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51 |
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52 |
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53 #ifndef XML_NS |
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54 |
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55 #define XmlInitEncodingNS XmlInitEncoding |
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56 #define XmlInitUnknownEncodingNS XmlInitUnknownEncoding |
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57 #undef XmlGetInternalEncodingNS |
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58 #define XmlGetInternalEncodingNS XmlGetInternalEncoding |
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59 #define XmlParseXmlDeclNS XmlParseXmlDecl |
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60 |
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61 #endif |
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62 |
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63 |
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64 #ifdef XML_UNICODE_WCHAR_T |
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65 #define XML_T(x) L ## x |
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66 #else |
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67 #define XML_T(x) x |
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68 #endif |
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69 |
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70 /* Round up n to be a multiple of sz, where sz is a power of 2. */ |
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71 #define ROUND_UP(n, sz) (((n) + ((sz) - 1)) & ~((sz) - 1)) |
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72 |
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73 #include "xmltok.h" |
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74 #include "xmlrole.h" |
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75 #include "hashtable.h" |
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76 |
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77 #define INIT_TAG_BUF_SIZE 32 /* must be a multiple of sizeof(XML_Char) */ |
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78 #define INIT_DATA_BUF_SIZE 1024 |
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79 #define INIT_ATTS_SIZE 16 |
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80 #define INIT_BLOCK_SIZE 1024 |
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81 #define INIT_BUFFER_SIZE 1024 |
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82 |
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83 #define EXPAND_SPARE 24 |
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84 |
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85 typedef struct binding { |
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86 struct prefix *prefix; |
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87 struct binding *nextTagBinding; |
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88 struct binding *prevPrefixBinding; |
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89 const struct attribute_id *attId; |
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90 XML_Char *uri; |
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91 int uriLen; |
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92 int uriAlloc; |
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93 } BINDING; |
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94 |
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95 typedef struct prefix { |
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96 const XML_Char *name; |
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97 BINDING *binding; |
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98 } PREFIX; |
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99 |
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100 typedef struct { |
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101 const XML_Char *str; |
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102 const XML_Char *localPart; |
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103 int uriLen; |
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104 } TAG_NAME; |
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105 |
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106 typedef struct tag { |
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107 struct tag *parent; |
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108 const char *rawName; |
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109 int rawNameLength; |
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110 TAG_NAME name; |
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111 char *buf; |
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112 char *bufEnd; |
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113 BINDING *bindings; |
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114 } TAG; |
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115 |
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116 typedef struct { |
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117 const XML_Char *name; |
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118 const XML_Char *textPtr; |
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119 int textLen; |
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120 const XML_Char *systemId; |
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121 const XML_Char *base; |
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122 const XML_Char *publicId; |
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123 const XML_Char *notation; |
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124 char open; |
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125 } ENTITY; |
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126 |
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127 typedef struct block { |
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128 struct block *next; |
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129 int size; |
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130 XML_Char s[1]; |
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131 } BLOCK; |
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132 |
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133 typedef struct { |
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134 BLOCK *blocks; |
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135 BLOCK *freeBlocks; |
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136 const XML_Char *end; |
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137 XML_Char *ptr; |
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138 XML_Char *start; |
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139 } STRING_POOL; |
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140 |
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141 /* The XML_Char before the name is used to determine whether |
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142 an attribute has been specified. */ |
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143 typedef struct attribute_id { |
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144 XML_Char *name; |
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145 PREFIX *prefix; |
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146 char maybeTokenized; |
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147 char xmlns; |
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148 } ATTRIBUTE_ID; |
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149 |
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150 typedef struct { |
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151 const ATTRIBUTE_ID *id; |
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152 char isCdata; |
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153 const XML_Char *value; |
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154 } DEFAULT_ATTRIBUTE; |
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155 |
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156 typedef struct { |
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157 const XML_Char *name; |
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158 PREFIX *prefix; |
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159 int nDefaultAtts; |
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160 int allocDefaultAtts; |
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161 DEFAULT_ATTRIBUTE *defaultAtts; |
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162 } ELEMENT_TYPE; |
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163 |
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164 typedef struct { |
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165 HASH_TABLE generalEntities; |
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166 HASH_TABLE elementTypes; |
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167 HASH_TABLE attributeIds; |
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168 HASH_TABLE prefixes; |
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169 STRING_POOL pool; |
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170 int complete; |
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171 int standalone; |
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172 const XML_Char *base; |
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173 PREFIX defaultPrefix; |
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174 } DTD; |
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175 |
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176 typedef struct open_internal_entity { |
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177 const char *internalEventPtr; |
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178 const char *internalEventEndPtr; |
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179 struct open_internal_entity *next; |
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180 ENTITY *entity; |
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181 } OPEN_INTERNAL_ENTITY; |
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182 |
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183 typedef enum XML_Error Processor(XML_Parser parser, |
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184 const char *start, |
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185 const char *end, |
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186 const char **endPtr); |
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187 |
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188 static Processor prologProcessor; |
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189 static Processor prologInitProcessor; |
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190 static Processor contentProcessor; |
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191 static Processor cdataSectionProcessor; |
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192 static Processor epilogProcessor; |
235
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193 /* static Processor errorProcessor; */ |
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194 static Processor externalEntityInitProcessor; |
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195 static Processor externalEntityInitProcessor2; |
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196 static Processor externalEntityInitProcessor3; |
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197 static Processor externalEntityContentProcessor; |
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198 |
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199 static enum XML_Error |
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200 handleUnknownEncoding(XML_Parser parser, const XML_Char *encodingName); |
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201 static enum XML_Error |
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202 processXmlDecl(XML_Parser parser, int isGeneralTextEntity, const char *, const char *); |
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203 static enum XML_Error |
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204 initializeEncoding(XML_Parser parser); |
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205 static enum XML_Error |
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206 doContent(XML_Parser parser, int startTagLevel, const ENCODING *enc, |
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207 const char *start, const char *end, const char **endPtr); |
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208 static enum XML_Error |
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209 doCdataSection(XML_Parser parser, const ENCODING *, const char **startPtr, const char *end, const char **nextPtr); |
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210 static enum XML_Error storeAtts(XML_Parser parser, const ENCODING *, const char *s, |
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211 TAG_NAME *tagNamePtr, BINDING **bindingsPtr); |
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212 static |
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213 int addBinding(XML_Parser parser, PREFIX *prefix, const ATTRIBUTE_ID *attId, const XML_Char *uri, BINDING **bindingsPtr); |
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214 static int |
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215 defineAttribute(ELEMENT_TYPE *type, ATTRIBUTE_ID *, int isCdata, const XML_Char *dfltValue); |
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216 static enum XML_Error |
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217 storeAttributeValue(XML_Parser parser, const ENCODING *, int isCdata, const char *, const char *, |
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218 STRING_POOL *); |
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219 static enum XML_Error |
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220 appendAttributeValue(XML_Parser parser, const ENCODING *, int isCdata, const char *, const char *, |
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221 STRING_POOL *); |
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222 static ATTRIBUTE_ID * |
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223 getAttributeId(XML_Parser parser, const ENCODING *enc, const char *start, const char *end); |
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224 static int setElementTypePrefix(XML_Parser parser, ELEMENT_TYPE *); |
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225 static enum XML_Error |
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226 storeEntityValue(XML_Parser parser, const char *start, const char *end); |
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227 static int |
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228 reportProcessingInstruction(XML_Parser parser, const ENCODING *enc, const char *start, const char *end); |
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229 static int |
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230 reportComment(XML_Parser parser, const ENCODING *enc, const char *start, const char *end); |
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231 static void |
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232 reportDefault(XML_Parser parser, const ENCODING *enc, const char *start, const char *end); |
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233 |
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234 static const XML_Char *getContext(XML_Parser parser); |
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235 static int setContext(XML_Parser parser, const XML_Char *context); |
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236 static void normalizePublicId(XML_Char *s); |
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237 static int dtdInit(DTD *); |
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238 static void dtdDestroy(DTD *); |
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239 static int dtdCopy(DTD *newDtd, const DTD *oldDtd); |
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240 static void poolInit(STRING_POOL *); |
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241 static void poolClear(STRING_POOL *); |
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242 static void poolDestroy(STRING_POOL *); |
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243 static XML_Char *poolAppend(STRING_POOL *pool, const ENCODING *enc, |
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244 const char *ptr, const char *end); |
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245 static XML_Char *poolStoreString(STRING_POOL *pool, const ENCODING *enc, |
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246 const char *ptr, const char *end); |
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247 static int poolGrow(STRING_POOL *pool); |
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248 static const XML_Char *poolCopyString(STRING_POOL *pool, const XML_Char *s); |
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249 static const XML_Char *poolCopyStringN(STRING_POOL *pool, const XML_Char *s, int n); |
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250 |
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251 #define poolStart(pool) ((pool)->start) |
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252 #define poolEnd(pool) ((pool)->ptr) |
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253 #define poolLength(pool) ((pool)->ptr - (pool)->start) |
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254 #define poolChop(pool) ((void)--(pool->ptr)) |
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255 #define poolLastChar(pool) (((pool)->ptr)[-1]) |
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256 #define poolDiscard(pool) ((pool)->ptr = (pool)->start) |
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257 #define poolFinish(pool) ((pool)->start = (pool)->ptr) |
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258 #define poolAppendChar(pool, c) \ |
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259 (((pool)->ptr == (pool)->end && !poolGrow(pool)) \ |
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260 ? 0 \ |
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261 : ((*((pool)->ptr)++ = c), 1)) |
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262 |
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263 typedef struct { |
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264 /* The first member must be userData so that the XML_GetUserData macro works. */ |
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265 void *m_userData; |
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266 void *m_handlerArg; |
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267 char *m_buffer; |
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268 /* first character to be parsed */ |
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269 const char *m_bufferPtr; |
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270 /* past last character to be parsed */ |
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271 char *m_bufferEnd; |
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272 /* allocated end of buffer */ |
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273 const char *m_bufferLim; |
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274 long m_parseEndByteIndex; |
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275 const char *m_parseEndPtr; |
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276 XML_Char *m_dataBuf; |
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277 XML_Char *m_dataBufEnd; |
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278 XML_StartElementHandler m_startElementHandler; |
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279 XML_EndElementHandler m_endElementHandler; |
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280 XML_CharacterDataHandler m_characterDataHandler; |
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281 XML_ProcessingInstructionHandler m_processingInstructionHandler; |
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282 XML_CommentHandler m_commentHandler; |
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283 XML_StartCdataSectionHandler m_startCdataSectionHandler; |
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284 XML_EndCdataSectionHandler m_endCdataSectionHandler; |
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285 XML_DefaultHandler m_defaultHandler; |
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286 XML_UnparsedEntityDeclHandler m_unparsedEntityDeclHandler; |
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287 XML_NotationDeclHandler m_notationDeclHandler; |
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288 XML_StartNamespaceDeclHandler m_startNamespaceDeclHandler; |
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289 XML_EndNamespaceDeclHandler m_endNamespaceDeclHandler; |
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290 XML_NotStandaloneHandler m_notStandaloneHandler; |
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291 XML_ExternalEntityRefHandler m_externalEntityRefHandler; |
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292 void *m_externalEntityRefHandlerArg; |
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293 XML_UnknownEncodingHandler m_unknownEncodingHandler; |
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294 const ENCODING *m_encoding; |
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295 INIT_ENCODING m_initEncoding; |
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296 const XML_Char *m_protocolEncodingName; |
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297 int m_ns; |
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298 void *m_unknownEncodingMem; |
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299 void *m_unknownEncodingData; |
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300 void *m_unknownEncodingHandlerData; |
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301 void (*m_unknownEncodingRelease)(void *); |
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302 PROLOG_STATE m_prologState; |
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303 Processor *m_processor; |
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304 enum XML_Error m_errorCode; |
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305 const char *m_eventPtr; |
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306 const char *m_eventEndPtr; |
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307 const char *m_positionPtr; |
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308 OPEN_INTERNAL_ENTITY *m_openInternalEntities; |
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309 int m_defaultExpandInternalEntities; |
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310 int m_tagLevel; |
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311 ENTITY *m_declEntity; |
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312 const XML_Char *m_declNotationName; |
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313 const XML_Char *m_declNotationPublicId; |
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314 ELEMENT_TYPE *m_declElementType; |
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315 ATTRIBUTE_ID *m_declAttributeId; |
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316 char m_declAttributeIsCdata; |
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317 DTD m_dtd; |
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318 TAG *m_tagStack; |
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319 TAG *m_freeTagList; |
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320 BINDING *m_inheritedBindings; |
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321 BINDING *m_freeBindingList; |
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322 int m_attsSize; |
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323 int m_nSpecifiedAtts; |
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324 ATTRIBUTE *m_atts; |
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325 POSITION m_position; |
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326 STRING_POOL m_tempPool; |
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327 STRING_POOL m_temp2Pool; |
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328 char *m_groupConnector; |
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329 unsigned m_groupSize; |
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330 int m_hadExternalDoctype; |
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331 XML_Char m_namespaceSeparator; |
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332 } Parser; |
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333 |
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334 #define userData (((Parser *)parser)->m_userData) |
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335 #define handlerArg (((Parser *)parser)->m_handlerArg) |
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336 #define startElementHandler (((Parser *)parser)->m_startElementHandler) |
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337 #define endElementHandler (((Parser *)parser)->m_endElementHandler) |
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338 #define characterDataHandler (((Parser *)parser)->m_characterDataHandler) |
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339 #define processingInstructionHandler (((Parser *)parser)->m_processingInstructionHandler) |
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340 #define commentHandler (((Parser *)parser)->m_commentHandler) |
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341 #define startCdataSectionHandler (((Parser *)parser)->m_startCdataSectionHandler) |
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342 #define endCdataSectionHandler (((Parser *)parser)->m_endCdataSectionHandler) |
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343 #define defaultHandler (((Parser *)parser)->m_defaultHandler) |
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344 #define unparsedEntityDeclHandler (((Parser *)parser)->m_unparsedEntityDeclHandler) |
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345 #define notationDeclHandler (((Parser *)parser)->m_notationDeclHandler) |
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346 #define startNamespaceDeclHandler (((Parser *)parser)->m_startNamespaceDeclHandler) |
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347 #define endNamespaceDeclHandler (((Parser *)parser)->m_endNamespaceDeclHandler) |
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348 #define notStandaloneHandler (((Parser *)parser)->m_notStandaloneHandler) |
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349 #define externalEntityRefHandler (((Parser *)parser)->m_externalEntityRefHandler) |
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350 #define externalEntityRefHandlerArg (((Parser *)parser)->m_externalEntityRefHandlerArg) |
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351 #define unknownEncodingHandler (((Parser *)parser)->m_unknownEncodingHandler) |
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352 #define encoding (((Parser *)parser)->m_encoding) |
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353 #define initEncoding (((Parser *)parser)->m_initEncoding) |
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354 #define unknownEncodingMem (((Parser *)parser)->m_unknownEncodingMem) |
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355 #define unknownEncodingData (((Parser *)parser)->m_unknownEncodingData) |
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356 #define unknownEncodingHandlerData \ |
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357 (((Parser *)parser)->m_unknownEncodingHandlerData) |
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358 #define unknownEncodingRelease (((Parser *)parser)->m_unknownEncodingRelease) |
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359 #define protocolEncodingName (((Parser *)parser)->m_protocolEncodingName) |
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360 #define ns (((Parser *)parser)->m_ns) |
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361 #define prologState (((Parser *)parser)->m_prologState) |
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362 #define processor (((Parser *)parser)->m_processor) |
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363 #define errorCode (((Parser *)parser)->m_errorCode) |
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364 #define eventPtr (((Parser *)parser)->m_eventPtr) |
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365 #define eventEndPtr (((Parser *)parser)->m_eventEndPtr) |
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366 #define positionPtr (((Parser *)parser)->m_positionPtr) |
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367 #define position (((Parser *)parser)->m_position) |
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368 #define openInternalEntities (((Parser *)parser)->m_openInternalEntities) |
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369 #define defaultExpandInternalEntities (((Parser *)parser)->m_defaultExpandInternalEntities) |
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370 #define tagLevel (((Parser *)parser)->m_tagLevel) |
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371 #define buffer (((Parser *)parser)->m_buffer) |
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372 #define bufferPtr (((Parser *)parser)->m_bufferPtr) |
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373 #define bufferEnd (((Parser *)parser)->m_bufferEnd) |
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374 #define parseEndByteIndex (((Parser *)parser)->m_parseEndByteIndex) |
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375 #define parseEndPtr (((Parser *)parser)->m_parseEndPtr) |
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376 #define bufferLim (((Parser *)parser)->m_bufferLim) |
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377 #define dataBuf (((Parser *)parser)->m_dataBuf) |
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378 #define dataBufEnd (((Parser *)parser)->m_dataBufEnd) |
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379 #define dtd (((Parser *)parser)->m_dtd) |
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380 #define declEntity (((Parser *)parser)->m_declEntity) |
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381 #define declNotationName (((Parser *)parser)->m_declNotationName) |
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382 #define declNotationPublicId (((Parser *)parser)->m_declNotationPublicId) |
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383 #define declElementType (((Parser *)parser)->m_declElementType) |
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384 #define declAttributeId (((Parser *)parser)->m_declAttributeId) |
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385 #define declAttributeIsCdata (((Parser *)parser)->m_declAttributeIsCdata) |
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386 #define freeTagList (((Parser *)parser)->m_freeTagList) |
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387 #define freeBindingList (((Parser *)parser)->m_freeBindingList) |
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388 #define inheritedBindings (((Parser *)parser)->m_inheritedBindings) |
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389 #define tagStack (((Parser *)parser)->m_tagStack) |
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390 #define atts (((Parser *)parser)->m_atts) |
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391 #define attsSize (((Parser *)parser)->m_attsSize) |
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392 #define nSpecifiedAtts (((Parser *)parser)->m_nSpecifiedAtts) |
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393 #define tempPool (((Parser *)parser)->m_tempPool) |
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394 #define temp2Pool (((Parser *)parser)->m_temp2Pool) |
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395 #define groupConnector (((Parser *)parser)->m_groupConnector) |
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396 #define groupSize (((Parser *)parser)->m_groupSize) |
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397 #define hadExternalDoctype (((Parser *)parser)->m_hadExternalDoctype) |
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398 #define namespaceSeparator (((Parser *)parser)->m_namespaceSeparator) |
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399 |
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400 #ifdef _MSC_VER |
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401 #ifdef _DEBUG |
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402 Parser *asParser(XML_Parser parser) |
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403 { |
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404 return parser; |
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405 } |
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406 #endif |
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407 #endif |
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408 |
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409 XML_Parser XML_ParserCreate(const XML_Char *encodingName) |
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410 { |
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411 XML_Parser parser = malloc(sizeof(Parser)); |
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412 if (!parser) |
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413 return parser; |
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414 processor = prologInitProcessor; |
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415 XmlPrologStateInit(&prologState); |
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416 userData = 0; |
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417 handlerArg = 0; |
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418 startElementHandler = 0; |
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419 endElementHandler = 0; |
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420 characterDataHandler = 0; |
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421 processingInstructionHandler = 0; |
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422 commentHandler = 0; |
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423 startCdataSectionHandler = 0; |
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424 endCdataSectionHandler = 0; |
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425 defaultHandler = 0; |
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426 unparsedEntityDeclHandler = 0; |
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427 notationDeclHandler = 0; |
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428 startNamespaceDeclHandler = 0; |
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429 endNamespaceDeclHandler = 0; |
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430 notStandaloneHandler = 0; |
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431 externalEntityRefHandler = 0; |
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432 externalEntityRefHandlerArg = parser; |
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433 unknownEncodingHandler = 0; |
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434 buffer = 0; |
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435 bufferPtr = 0; |
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436 bufferEnd = 0; |
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437 parseEndByteIndex = 0; |
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438 parseEndPtr = 0; |
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439 bufferLim = 0; |
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440 declElementType = 0; |
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441 declAttributeId = 0; |
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442 declEntity = 0; |
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443 declNotationName = 0; |
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444 declNotationPublicId = 0; |
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445 memset(&position, 0, sizeof(POSITION)); |
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446 errorCode = XML_ERROR_NONE; |
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447 eventPtr = 0; |
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448 eventEndPtr = 0; |
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449 positionPtr = 0; |
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450 openInternalEntities = 0; |
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451 tagLevel = 0; |
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452 tagStack = 0; |
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453 freeTagList = 0; |
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454 freeBindingList = 0; |
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455 inheritedBindings = 0; |
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456 attsSize = INIT_ATTS_SIZE; |
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457 atts = malloc(attsSize * sizeof(ATTRIBUTE)); |
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458 nSpecifiedAtts = 0; |
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459 dataBuf = malloc(INIT_DATA_BUF_SIZE * sizeof(XML_Char)); |
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460 groupSize = 0; |
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461 groupConnector = 0; |
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462 hadExternalDoctype = 0; |
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463 unknownEncodingMem = 0; |
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464 unknownEncodingRelease = 0; |
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465 unknownEncodingData = 0; |
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466 unknownEncodingHandlerData = 0; |
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467 namespaceSeparator = '!'; |
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468 ns = 0; |
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469 poolInit(&tempPool); |
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470 poolInit(&temp2Pool); |
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471 protocolEncodingName = encodingName ? poolCopyString(&tempPool, encodingName) : 0; |
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472 if (!dtdInit(&dtd) || !atts || !dataBuf |
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473 || (encodingName && !protocolEncodingName)) { |
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474 XML_ParserFree(parser); |
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475 return 0; |
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476 } |
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477 dataBufEnd = dataBuf + INIT_DATA_BUF_SIZE; |
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478 XmlInitEncoding(&initEncoding, &encoding, 0); |
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479 return parser; |
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480 } |
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481 |
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482 XML_Parser XML_ParserCreateNS(const XML_Char *encodingName, XML_Char nsSep) |
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483 { |
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484 static |
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485 const XML_Char implicitContext[] = { |
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486 XML_T('x'), XML_T('m'), XML_T('l'), XML_T('='), |
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487 XML_T('h'), XML_T('t'), XML_T('t'), XML_T('p'), XML_T(':'), |
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488 XML_T('/'), XML_T('/'), XML_T('w'), XML_T('w'), XML_T('w'), |
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489 XML_T('.'), XML_T('w'), XML_T('3'), |
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490 XML_T('.'), XML_T('o'), XML_T('r'), XML_T('g'), |
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491 XML_T('/'), XML_T('X'), XML_T('M'), XML_T('L'), |
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492 XML_T('/'), XML_T('1'), XML_T('9'), XML_T('9'), XML_T('8'), |
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493 XML_T('/'), XML_T('n'), XML_T('a'), XML_T('m'), XML_T('e'), |
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494 XML_T('s'), XML_T('p'), XML_T('a'), XML_T('c'), XML_T('e'), |
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495 XML_T('\0') |
|
496 }; |
|
497 |
|
498 XML_Parser parser = XML_ParserCreate(encodingName); |
|
499 if (parser) { |
|
500 XmlInitEncodingNS(&initEncoding, &encoding, 0); |
|
501 ns = 1; |
|
502 namespaceSeparator = nsSep; |
|
503 } |
|
504 if (!setContext(parser, implicitContext)) { |
|
505 XML_ParserFree(parser); |
|
506 return 0; |
|
507 } |
|
508 return parser; |
|
509 } |
|
510 |
|
511 int XML_SetEncoding(XML_Parser parser, const XML_Char *encodingName) |
|
512 { |
|
513 if (!encodingName) |
|
514 protocolEncodingName = 0; |
|
515 else { |
|
516 protocolEncodingName = poolCopyString(&tempPool, encodingName); |
|
517 if (!protocolEncodingName) |
|
518 return 0; |
|
519 } |
|
520 return 1; |
|
521 } |
|
522 |
|
523 XML_Parser XML_ExternalEntityParserCreate(XML_Parser oldParser, |
|
524 const XML_Char *context, |
|
525 const XML_Char *encodingName) |
|
526 { |
|
527 XML_Parser parser = oldParser; |
|
528 DTD *oldDtd = &dtd; |
|
529 XML_StartElementHandler oldStartElementHandler = startElementHandler; |
|
530 XML_EndElementHandler oldEndElementHandler = endElementHandler; |
|
531 XML_CharacterDataHandler oldCharacterDataHandler = characterDataHandler; |
|
532 XML_ProcessingInstructionHandler oldProcessingInstructionHandler = processingInstructionHandler; |
|
533 XML_CommentHandler oldCommentHandler = commentHandler; |
|
534 XML_StartCdataSectionHandler oldStartCdataSectionHandler = startCdataSectionHandler; |
|
535 XML_EndCdataSectionHandler oldEndCdataSectionHandler = endCdataSectionHandler; |
|
536 XML_DefaultHandler oldDefaultHandler = defaultHandler; |
|
537 XML_StartNamespaceDeclHandler oldStartNamespaceDeclHandler = startNamespaceDeclHandler; |
|
538 XML_EndNamespaceDeclHandler oldEndNamespaceDeclHandler = endNamespaceDeclHandler; |
|
539 XML_NotStandaloneHandler oldNotStandaloneHandler = notStandaloneHandler; |
|
540 XML_ExternalEntityRefHandler oldExternalEntityRefHandler = externalEntityRefHandler; |
|
541 XML_UnknownEncodingHandler oldUnknownEncodingHandler = unknownEncodingHandler; |
|
542 void *oldUserData = userData; |
|
543 void *oldHandlerArg = handlerArg; |
|
544 int oldDefaultExpandInternalEntities = defaultExpandInternalEntities; |
|
545 void *oldExternalEntityRefHandlerArg = externalEntityRefHandlerArg; |
|
546 |
|
547 parser = (ns |
|
548 ? XML_ParserCreateNS(encodingName, namespaceSeparator) |
|
549 : XML_ParserCreate(encodingName)); |
|
550 if (!parser) |
|
551 return 0; |
|
552 startElementHandler = oldStartElementHandler; |
|
553 endElementHandler = oldEndElementHandler; |
|
554 characterDataHandler = oldCharacterDataHandler; |
|
555 processingInstructionHandler = oldProcessingInstructionHandler; |
|
556 commentHandler = oldCommentHandler; |
|
557 startCdataSectionHandler = oldStartCdataSectionHandler; |
|
558 endCdataSectionHandler = oldEndCdataSectionHandler; |
|
559 defaultHandler = oldDefaultHandler; |
|
560 startNamespaceDeclHandler = oldStartNamespaceDeclHandler; |
|
561 endNamespaceDeclHandler = oldEndNamespaceDeclHandler; |
|
562 notStandaloneHandler = oldNotStandaloneHandler; |
|
563 externalEntityRefHandler = oldExternalEntityRefHandler; |
|
564 unknownEncodingHandler = oldUnknownEncodingHandler; |
|
565 userData = oldUserData; |
|
566 if (oldUserData == oldHandlerArg) |
|
567 handlerArg = userData; |
|
568 else |
|
569 handlerArg = parser; |
|
570 if (oldExternalEntityRefHandlerArg != oldParser) |
|
571 externalEntityRefHandlerArg = oldExternalEntityRefHandlerArg; |
|
572 defaultExpandInternalEntities = oldDefaultExpandInternalEntities; |
|
573 if (!dtdCopy(&dtd, oldDtd) || !setContext(parser, context)) { |
|
574 XML_ParserFree(parser); |
|
575 return 0; |
|
576 } |
|
577 processor = externalEntityInitProcessor; |
|
578 return parser; |
|
579 } |
|
580 |
|
581 static |
|
582 void destroyBindings(BINDING *bindings) |
|
583 { |
|
584 for (;;) { |
|
585 BINDING *b = bindings; |
|
586 if (!b) |
|
587 break; |
|
588 bindings = b->nextTagBinding; |
|
589 free(b->uri); |
|
590 free(b); |
|
591 } |
|
592 } |
|
593 |
|
594 void XML_ParserFree(XML_Parser parser) |
|
595 { |
|
596 for (;;) { |
|
597 TAG *p; |
|
598 if (tagStack == 0) { |
|
599 if (freeTagList == 0) |
|
600 break; |
|
601 tagStack = freeTagList; |
|
602 freeTagList = 0; |
|
603 } |
|
604 p = tagStack; |
|
605 tagStack = tagStack->parent; |
|
606 free(p->buf); |
|
607 destroyBindings(p->bindings); |
|
608 free(p); |
|
609 } |
|
610 destroyBindings(freeBindingList); |
|
611 destroyBindings(inheritedBindings); |
|
612 poolDestroy(&tempPool); |
|
613 poolDestroy(&temp2Pool); |
|
614 dtdDestroy(&dtd); |
|
615 free((void *)atts); |
|
616 free(groupConnector); |
|
617 free(buffer); |
|
618 free(dataBuf); |
|
619 free(unknownEncodingMem); |
|
620 if (unknownEncodingRelease) |
|
621 unknownEncodingRelease(unknownEncodingData); |
|
622 free(parser); |
|
623 } |
|
624 |
|
625 void XML_UseParserAsHandlerArg(XML_Parser parser) |
|
626 { |
|
627 handlerArg = parser; |
|
628 } |
|
629 |
|
630 void XML_SetUserData(XML_Parser parser, void *p) |
|
631 { |
|
632 if (handlerArg == userData) |
|
633 handlerArg = userData = p; |
|
634 else |
|
635 userData = p; |
|
636 } |
|
637 |
|
638 int XML_SetBase(XML_Parser parser, const XML_Char *p) |
|
639 { |
|
640 if (p) { |
|
641 p = poolCopyString(&dtd.pool, p); |
|
642 if (!p) |
|
643 return 0; |
|
644 dtd.base = p; |
|
645 } |
|
646 else |
|
647 dtd.base = 0; |
|
648 return 1; |
|
649 } |
|
650 |
|
651 const XML_Char *XML_GetBase(XML_Parser parser) |
|
652 { |
|
653 return dtd.base; |
|
654 } |
|
655 |
|
656 int XML_GetSpecifiedAttributeCount(XML_Parser parser) |
|
657 { |
|
658 return nSpecifiedAtts; |
|
659 } |
|
660 |
|
661 void XML_SetElementHandler(XML_Parser parser, |
|
662 XML_StartElementHandler start, |
|
663 XML_EndElementHandler end) |
|
664 { |
|
665 startElementHandler = start; |
|
666 endElementHandler = end; |
|
667 } |
|
668 |
|
669 void XML_SetCharacterDataHandler(XML_Parser parser, |
|
670 XML_CharacterDataHandler handler) |
|
671 { |
|
672 characterDataHandler = handler; |
|
673 } |
|
674 |
|
675 void XML_SetProcessingInstructionHandler(XML_Parser parser, |
|
676 XML_ProcessingInstructionHandler handler) |
|
677 { |
|
678 processingInstructionHandler = handler; |
|
679 } |
|
680 |
|
681 void XML_SetCommentHandler(XML_Parser parser, |
|
682 XML_CommentHandler handler) |
|
683 { |
|
684 commentHandler = handler; |
|
685 } |
|
686 |
|
687 void XML_SetCdataSectionHandler(XML_Parser parser, |
|
688 XML_StartCdataSectionHandler start, |
|
689 XML_EndCdataSectionHandler end) |
|
690 { |
|
691 startCdataSectionHandler = start; |
|
692 endCdataSectionHandler = end; |
|
693 } |
|
694 |
|
695 void XML_SetDefaultHandler(XML_Parser parser, |
|
696 XML_DefaultHandler handler) |
|
697 { |
|
698 defaultHandler = handler; |
|
699 defaultExpandInternalEntities = 0; |
|
700 } |
|
701 |
|
702 void XML_SetDefaultHandlerExpand(XML_Parser parser, |
|
703 XML_DefaultHandler handler) |
|
704 { |
|
705 defaultHandler = handler; |
|
706 defaultExpandInternalEntities = 1; |
|
707 } |
|
708 |
|
709 void XML_SetUnparsedEntityDeclHandler(XML_Parser parser, |
|
710 XML_UnparsedEntityDeclHandler handler) |
|
711 { |
|
712 unparsedEntityDeclHandler = handler; |
|
713 } |
|
714 |
|
715 void XML_SetNotationDeclHandler(XML_Parser parser, |
|
716 XML_NotationDeclHandler handler) |
|
717 { |
|
718 notationDeclHandler = handler; |
|
719 } |
|
720 |
|
721 void XML_SetNamespaceDeclHandler(XML_Parser parser, |
|
722 XML_StartNamespaceDeclHandler start, |
|
723 XML_EndNamespaceDeclHandler end) |
|
724 { |
|
725 startNamespaceDeclHandler = start; |
|
726 endNamespaceDeclHandler = end; |
|
727 } |
|
728 |
|
729 void XML_SetNotStandaloneHandler(XML_Parser parser, |
|
730 XML_NotStandaloneHandler handler) |
|
731 { |
|
732 notStandaloneHandler = handler; |
|
733 } |
|
734 |
|
735 void XML_SetExternalEntityRefHandler(XML_Parser parser, |
|
736 XML_ExternalEntityRefHandler handler) |
|
737 { |
|
738 externalEntityRefHandler = handler; |
|
739 } |
|
740 |
|
741 void XML_SetExternalEntityRefHandlerArg(XML_Parser parser, void *arg) |
|
742 { |
|
743 if (arg) |
|
744 externalEntityRefHandlerArg = arg; |
|
745 else |
|
746 externalEntityRefHandlerArg = parser; |
|
747 } |
|
748 |
|
749 void XML_SetUnknownEncodingHandler(XML_Parser parser, |
|
750 XML_UnknownEncodingHandler handler, |
|
751 void *data) |
|
752 { |
|
753 unknownEncodingHandler = handler; |
|
754 unknownEncodingHandlerData = data; |
|
755 } |
|
756 |
|
757 int XML_Parse(XML_Parser parser, const char *s, int len, int isFinal) |
|
758 { |
|
759 if (len == 0) { |
|
760 if (!isFinal) |
|
761 return 1; |
|
762 positionPtr = bufferPtr; |
|
763 errorCode = processor(parser, bufferPtr, parseEndPtr = bufferEnd, 0); |
|
764 if (errorCode == XML_ERROR_NONE) |
|
765 return 1; |
|
766 eventEndPtr = eventPtr; |
|
767 return 0; |
|
768 } |
|
769 else if (bufferPtr == bufferEnd) { |
|
770 const char *end; |
|
771 int nLeftOver; |
|
772 parseEndByteIndex += len; |
|
773 positionPtr = s; |
|
774 if (isFinal) { |
|
775 errorCode = processor(parser, s, parseEndPtr = s + len, 0); |
|
776 if (errorCode == XML_ERROR_NONE) |
|
777 return 1; |
|
778 eventEndPtr = eventPtr; |
|
779 return 0; |
|
780 } |
|
781 errorCode = processor(parser, s, parseEndPtr = s + len, &end); |
|
782 if (errorCode != XML_ERROR_NONE) { |
|
783 eventEndPtr = eventPtr; |
|
784 return 0; |
|
785 } |
|
786 XmlUpdatePosition(encoding, positionPtr, end, &position); |
|
787 nLeftOver = s + len - end; |
|
788 if (nLeftOver) { |
|
789 if (buffer == 0 || nLeftOver > bufferLim - buffer) { |
|
790 /* FIXME avoid integer overflow */ |
|
791 buffer = buffer == 0 ? malloc(len * 2) : realloc(buffer, len * 2); |
|
792 if (!buffer) { |
|
793 errorCode = XML_ERROR_NO_MEMORY; |
|
794 eventPtr = eventEndPtr = 0; |
|
795 return 0; |
|
796 } |
|
797 bufferLim = buffer + len * 2; |
|
798 } |
|
799 memcpy(buffer, end, nLeftOver); |
|
800 bufferPtr = buffer; |
|
801 bufferEnd = buffer + nLeftOver; |
|
802 } |
|
803 return 1; |
|
804 } |
|
805 else { |
|
806 memcpy(XML_GetBuffer(parser, len), s, len); |
|
807 return XML_ParseBuffer(parser, len, isFinal); |
|
808 } |
|
809 } |
|
810 |
|
811 int XML_ParseBuffer(XML_Parser parser, int len, int isFinal) |
|
812 { |
|
813 const char *start = bufferPtr; |
|
814 positionPtr = start; |
|
815 bufferEnd += len; |
|
816 parseEndByteIndex += len; |
|
817 errorCode = processor(parser, start, parseEndPtr = bufferEnd, |
|
818 isFinal ? (const char **)0 : &bufferPtr); |
|
819 if (errorCode == XML_ERROR_NONE) { |
|
820 if (!isFinal) |
|
821 XmlUpdatePosition(encoding, positionPtr, bufferPtr, &position); |
|
822 return 1; |
|
823 } |
|
824 else { |
|
825 eventEndPtr = eventPtr; |
|
826 return 0; |
|
827 } |
|
828 } |
|
829 |
|
830 void *XML_GetBuffer(XML_Parser parser, int len) |
|
831 { |
|
832 if (len > bufferLim - bufferEnd) { |
|
833 /* FIXME avoid integer overflow */ |
|
834 int neededSize = len + (bufferEnd - bufferPtr); |
|
835 if (neededSize <= bufferLim - buffer) { |
|
836 memmove(buffer, bufferPtr, bufferEnd - bufferPtr); |
|
837 bufferEnd = buffer + (bufferEnd - bufferPtr); |
|
838 bufferPtr = buffer; |
|
839 } |
|
840 else { |
|
841 char *newBuf; |
|
842 int bufferSize = bufferLim - bufferPtr; |
|
843 if (bufferSize == 0) |
|
844 bufferSize = INIT_BUFFER_SIZE; |
|
845 do { |
|
846 bufferSize *= 2; |
|
847 } while (bufferSize < neededSize); |
|
848 newBuf = malloc(bufferSize); |
|
849 if (newBuf == 0) { |
|
850 errorCode = XML_ERROR_NO_MEMORY; |
|
851 return 0; |
|
852 } |
|
853 bufferLim = newBuf + bufferSize; |
|
854 if (bufferPtr) { |
|
855 memcpy(newBuf, bufferPtr, bufferEnd - bufferPtr); |
|
856 free(buffer); |
|
857 } |
|
858 bufferEnd = newBuf + (bufferEnd - bufferPtr); |
|
859 bufferPtr = buffer = newBuf; |
|
860 } |
|
861 } |
|
862 return bufferEnd; |
|
863 } |
|
864 |
|
865 enum XML_Error XML_GetErrorCode(XML_Parser parser) |
|
866 { |
|
867 return errorCode; |
|
868 } |
|
869 |
|
870 long XML_GetCurrentByteIndex(XML_Parser parser) |
|
871 { |
|
872 if (eventPtr) |
|
873 return parseEndByteIndex - (parseEndPtr - eventPtr); |
|
874 return -1; |
|
875 } |
|
876 |
|
877 int XML_GetCurrentByteCount(XML_Parser parser) |
|
878 { |
|
879 if (eventEndPtr && eventPtr) |
|
880 return eventEndPtr - eventPtr; |
|
881 return 0; |
|
882 } |
|
883 |
|
884 int XML_GetCurrentLineNumber(XML_Parser parser) |
|
885 { |
|
886 if (eventPtr) { |
|
887 XmlUpdatePosition(encoding, positionPtr, eventPtr, &position); |
|
888 positionPtr = eventPtr; |
|
889 } |
|
890 return position.lineNumber + 1; |
|
891 } |
|
892 |
|
893 int XML_GetCurrentColumnNumber(XML_Parser parser) |
|
894 { |
|
895 if (eventPtr) { |
|
896 XmlUpdatePosition(encoding, positionPtr, eventPtr, &position); |
|
897 positionPtr = eventPtr; |
|
898 } |
|
899 return position.columnNumber; |
|
900 } |
|
901 |
|
902 void XML_DefaultCurrent(XML_Parser parser) |
|
903 { |
|
904 if (defaultHandler) { |
|
905 if (openInternalEntities) |
|
906 reportDefault(parser, |
|
907 ns ? XmlGetInternalEncodingNS() : XmlGetInternalEncoding(), |
|
908 openInternalEntities->internalEventPtr, |
|
909 openInternalEntities->internalEventEndPtr); |
|
910 else |
|
911 reportDefault(parser, encoding, eventPtr, eventEndPtr); |
|
912 } |
|
913 } |
|
914 |
|
915 const XML_LChar *XML_ErrorString(int code) |
|
916 { |
|
917 static const XML_LChar *message[] = { |
|
918 0, |
|
919 XML_T("out of memory"), |
|
920 XML_T("syntax error"), |
|
921 XML_T("no element found"), |
|
922 XML_T("not well-formed"), |
|
923 XML_T("unclosed token"), |
|
924 XML_T("unclosed token"), |
|
925 XML_T("mismatched tag"), |
|
926 XML_T("duplicate attribute"), |
|
927 XML_T("junk after document element"), |
|
928 XML_T("illegal parameter entity reference"), |
|
929 XML_T("undefined entity"), |
|
930 XML_T("recursive entity reference"), |
|
931 XML_T("asynchronous entity"), |
|
932 XML_T("reference to invalid character number"), |
|
933 XML_T("reference to binary entity"), |
|
934 XML_T("reference to external entity in attribute"), |
|
935 XML_T("xml processing instruction not at start of external entity"), |
|
936 XML_T("unknown encoding"), |
|
937 XML_T("encoding specified in XML declaration is incorrect"), |
|
938 XML_T("unclosed CDATA section"), |
|
939 XML_T("error in processing external entity reference"), |
|
940 XML_T("document is not standalone") |
|
941 }; |
|
942 if (code > 0 && code < sizeof(message)/sizeof(message[0])) |
|
943 return message[code]; |
|
944 return 0; |
|
945 } |
|
946 |
|
947 static |
|
948 enum XML_Error contentProcessor(XML_Parser parser, |
|
949 const char *start, |
|
950 const char *end, |
|
951 const char **endPtr) |
|
952 { |
|
953 return doContent(parser, 0, encoding, start, end, endPtr); |
|
954 } |
|
955 |
|
956 static |
|
957 enum XML_Error externalEntityInitProcessor(XML_Parser parser, |
|
958 const char *start, |
|
959 const char *end, |
|
960 const char **endPtr) |
|
961 { |
|
962 enum XML_Error result = initializeEncoding(parser); |
|
963 if (result != XML_ERROR_NONE) |
|
964 return result; |
|
965 processor = externalEntityInitProcessor2; |
|
966 return externalEntityInitProcessor2(parser, start, end, endPtr); |
|
967 } |
|
968 |
|
969 static |
|
970 enum XML_Error externalEntityInitProcessor2(XML_Parser parser, |
|
971 const char *start, |
|
972 const char *end, |
|
973 const char **endPtr) |
|
974 { |
|
975 const char *next; |
|
976 int tok = XmlContentTok(encoding, start, end, &next); |
|
977 switch (tok) { |
|
978 case XML_TOK_BOM: |
|
979 start = next; |
|
980 break; |
|
981 case XML_TOK_PARTIAL: |
|
982 if (endPtr) { |
|
983 *endPtr = start; |
|
984 return XML_ERROR_NONE; |
|
985 } |
|
986 eventPtr = start; |
|
987 return XML_ERROR_UNCLOSED_TOKEN; |
|
988 case XML_TOK_PARTIAL_CHAR: |
|
989 if (endPtr) { |
|
990 *endPtr = start; |
|
991 return XML_ERROR_NONE; |
|
992 } |
|
993 eventPtr = start; |
|
994 return XML_ERROR_PARTIAL_CHAR; |
|
995 } |
|
996 processor = externalEntityInitProcessor3; |
|
997 return externalEntityInitProcessor3(parser, start, end, endPtr); |
|
998 } |
|
999 |
|
1000 static |
|
1001 enum XML_Error externalEntityInitProcessor3(XML_Parser parser, |
|
1002 const char *start, |
|
1003 const char *end, |
|
1004 const char **endPtr) |
|
1005 { |
|
1006 const char *next; |
|
1007 int tok = XmlContentTok(encoding, start, end, &next); |
|
1008 switch (tok) { |
|
1009 case XML_TOK_XML_DECL: |
|
1010 { |
|
1011 enum XML_Error result = processXmlDecl(parser, 1, start, next); |
|
1012 if (result != XML_ERROR_NONE) |
|
1013 return result; |
|
1014 start = next; |
|
1015 } |
|
1016 break; |
|
1017 case XML_TOK_PARTIAL: |
|
1018 if (endPtr) { |
|
1019 *endPtr = start; |
|
1020 return XML_ERROR_NONE; |
|
1021 } |
|
1022 eventPtr = start; |
|
1023 return XML_ERROR_UNCLOSED_TOKEN; |
|
1024 case XML_TOK_PARTIAL_CHAR: |
|
1025 if (endPtr) { |
|
1026 *endPtr = start; |
|
1027 return XML_ERROR_NONE; |
|
1028 } |
|
1029 eventPtr = start; |
|
1030 return XML_ERROR_PARTIAL_CHAR; |
|
1031 } |
|
1032 processor = externalEntityContentProcessor; |
|
1033 tagLevel = 1; |
|
1034 return doContent(parser, 1, encoding, start, end, endPtr); |
|
1035 } |
|
1036 |
|
1037 static |
|
1038 enum XML_Error externalEntityContentProcessor(XML_Parser parser, |
|
1039 const char *start, |
|
1040 const char *end, |
|
1041 const char **endPtr) |
|
1042 { |
|
1043 return doContent(parser, 1, encoding, start, end, endPtr); |
|
1044 } |
|
1045 |
|
1046 static enum XML_Error |
|
1047 doContent(XML_Parser parser, |
|
1048 int startTagLevel, |
|
1049 const ENCODING *enc, |
|
1050 const char *s, |
|
1051 const char *end, |
|
1052 const char **nextPtr) |
|
1053 { |
|
1054 const ENCODING *internalEnc = ns ? XmlGetInternalEncodingNS() : XmlGetInternalEncoding(); |
|
1055 const char **eventPP; |
|
1056 const char **eventEndPP; |
|
1057 if (enc == encoding) { |
|
1058 eventPP = &eventPtr; |
|
1059 eventEndPP = &eventEndPtr; |
|
1060 } |
|
1061 else { |
|
1062 eventPP = &(openInternalEntities->internalEventPtr); |
|
1063 eventEndPP = &(openInternalEntities->internalEventEndPtr); |
|
1064 } |
|
1065 *eventPP = s; |
|
1066 for (;;) { |
|
1067 const char *next = s; /* XmlContentTok doesn't always set the last arg */ |
|
1068 int tok = XmlContentTok(enc, s, end, &next); |
|
1069 *eventEndPP = next; |
|
1070 switch (tok) { |
|
1071 case XML_TOK_TRAILING_CR: |
|
1072 if (nextPtr) { |
|
1073 *nextPtr = s; |
|
1074 return XML_ERROR_NONE; |
|
1075 } |
|
1076 *eventEndPP = end; |
|
1077 if (characterDataHandler) { |
|
1078 XML_Char c = 0xA; |
|
1079 characterDataHandler(handlerArg, &c, 1); |
|
1080 } |
|
1081 else if (defaultHandler) |
|
1082 reportDefault(parser, enc, s, end); |
|
1083 if (startTagLevel == 0) |
|
1084 return XML_ERROR_NO_ELEMENTS; |
|
1085 if (tagLevel != startTagLevel) |
|
1086 return XML_ERROR_ASYNC_ENTITY; |
|
1087 return XML_ERROR_NONE; |
|
1088 case XML_TOK_NONE: |
|
1089 if (nextPtr) { |
|
1090 *nextPtr = s; |
|
1091 return XML_ERROR_NONE; |
|
1092 } |
|
1093 if (startTagLevel > 0) { |
|
1094 if (tagLevel != startTagLevel) |
|
1095 return XML_ERROR_ASYNC_ENTITY; |
|
1096 return XML_ERROR_NONE; |
|
1097 } |
|
1098 return XML_ERROR_NO_ELEMENTS; |
|
1099 case XML_TOK_INVALID: |
|
1100 *eventPP = next; |
|
1101 return XML_ERROR_INVALID_TOKEN; |
|
1102 case XML_TOK_PARTIAL: |
|
1103 if (nextPtr) { |
|
1104 *nextPtr = s; |
|
1105 return XML_ERROR_NONE; |
|
1106 } |
|
1107 return XML_ERROR_UNCLOSED_TOKEN; |
|
1108 case XML_TOK_PARTIAL_CHAR: |
|
1109 if (nextPtr) { |
|
1110 *nextPtr = s; |
|
1111 return XML_ERROR_NONE; |
|
1112 } |
|
1113 return XML_ERROR_PARTIAL_CHAR; |
|
1114 case XML_TOK_ENTITY_REF: |
|
1115 { |
|
1116 const XML_Char *name; |
|
1117 ENTITY *entity; |
|
1118 XML_Char ch = XmlPredefinedEntityName(enc, |
|
1119 s + enc->minBytesPerChar, |
|
1120 next - enc->minBytesPerChar); |
|
1121 if (ch) { |
|
1122 if (characterDataHandler) |
|
1123 characterDataHandler(handlerArg, &ch, 1); |
|
1124 else if (defaultHandler) |
|
1125 reportDefault(parser, enc, s, next); |
|
1126 break; |
|
1127 } |
|
1128 name = poolStoreString(&dtd.pool, enc, |
|
1129 s + enc->minBytesPerChar, |
|
1130 next - enc->minBytesPerChar); |
|
1131 if (!name) |
|
1132 return XML_ERROR_NO_MEMORY; |
|
1133 entity = (ENTITY *)lookup(&dtd.generalEntities, name, 0); |
|
1134 poolDiscard(&dtd.pool); |
|
1135 if (!entity) { |
|
1136 if (dtd.complete || dtd.standalone) |
|
1137 return XML_ERROR_UNDEFINED_ENTITY; |
|
1138 if (defaultHandler) |
|
1139 reportDefault(parser, enc, s, next); |
|
1140 break; |
|
1141 } |
|
1142 if (entity->open) |
|
1143 return XML_ERROR_RECURSIVE_ENTITY_REF; |
|
1144 if (entity->notation) |
|
1145 return XML_ERROR_BINARY_ENTITY_REF; |
|
1146 if (entity) { |
|
1147 if (entity->textPtr) { |
|
1148 enum XML_Error result; |
|
1149 OPEN_INTERNAL_ENTITY openEntity; |
|
1150 if (defaultHandler && !defaultExpandInternalEntities) { |
|
1151 reportDefault(parser, enc, s, next); |
|
1152 break; |
|
1153 } |
|
1154 entity->open = 1; |
|
1155 openEntity.next = openInternalEntities; |
|
1156 openInternalEntities = &openEntity; |
|
1157 openEntity.entity = entity; |
|
1158 openEntity.internalEventPtr = 0; |
|
1159 openEntity.internalEventEndPtr = 0; |
|
1160 result = doContent(parser, |
|
1161 tagLevel, |
|
1162 internalEnc, |
|
1163 (char *)entity->textPtr, |
|
1164 (char *)(entity->textPtr + entity->textLen), |
|
1165 0); |
|
1166 entity->open = 0; |
|
1167 openInternalEntities = openEntity.next; |
|
1168 if (result) |
|
1169 return result; |
|
1170 } |
|
1171 else if (externalEntityRefHandler) { |
|
1172 const XML_Char *context; |
|
1173 entity->open = 1; |
|
1174 context = getContext(parser); |
|
1175 entity->open = 0; |
|
1176 if (!context) |
|
1177 return XML_ERROR_NO_MEMORY; |
|
1178 if (!externalEntityRefHandler(externalEntityRefHandlerArg, |
|
1179 context, |
|
1180 dtd.base, |
|
1181 entity->systemId, |
|
1182 entity->publicId)) |
|
1183 return XML_ERROR_EXTERNAL_ENTITY_HANDLING; |
|
1184 poolDiscard(&tempPool); |
|
1185 } |
|
1186 else if (defaultHandler) |
|
1187 reportDefault(parser, enc, s, next); |
|
1188 } |
|
1189 break; |
|
1190 } |
|
1191 case XML_TOK_START_TAG_WITH_ATTS: |
|
1192 if (!startElementHandler) { |
|
1193 enum XML_Error result = storeAtts(parser, enc, s, 0, 0); |
|
1194 if (result) |
|
1195 return result; |
|
1196 } |
|
1197 /* fall through */ |
|
1198 case XML_TOK_START_TAG_NO_ATTS: |
|
1199 { |
|
1200 TAG *tag; |
|
1201 if (freeTagList) { |
|
1202 tag = freeTagList; |
|
1203 freeTagList = freeTagList->parent; |
|
1204 } |
|
1205 else { |
|
1206 tag = malloc(sizeof(TAG)); |
|
1207 if (!tag) |
|
1208 return XML_ERROR_NO_MEMORY; |
|
1209 tag->buf = malloc(INIT_TAG_BUF_SIZE); |
|
1210 if (!tag->buf) |
|
1211 return XML_ERROR_NO_MEMORY; |
|
1212 tag->bufEnd = tag->buf + INIT_TAG_BUF_SIZE; |
|
1213 } |
|
1214 tag->bindings = 0; |
|
1215 tag->parent = tagStack; |
|
1216 tagStack = tag; |
|
1217 tag->name.localPart = 0; |
|
1218 tag->rawName = s + enc->minBytesPerChar; |
|
1219 tag->rawNameLength = XmlNameLength(enc, tag->rawName); |
|
1220 if (nextPtr) { |
|
1221 /* Need to guarantee that: |
|
1222 tag->buf + ROUND_UP(tag->rawNameLength, sizeof(XML_Char)) <= tag->bufEnd - sizeof(XML_Char) */ |
|
1223 if (tag->rawNameLength + (int)(sizeof(XML_Char) - 1) + (int)sizeof(XML_Char) > tag->bufEnd - tag->buf) { |
|
1224 int bufSize = tag->rawNameLength * 4; |
|
1225 bufSize = ROUND_UP(bufSize, sizeof(XML_Char)); |
|
1226 tag->buf = realloc(tag->buf, bufSize); |
|
1227 if (!tag->buf) |
|
1228 return XML_ERROR_NO_MEMORY; |
|
1229 tag->bufEnd = tag->buf + bufSize; |
|
1230 } |
|
1231 memcpy(tag->buf, tag->rawName, tag->rawNameLength); |
|
1232 tag->rawName = tag->buf; |
|
1233 } |
|
1234 ++tagLevel; |
|
1235 if (startElementHandler) { |
|
1236 enum XML_Error result; |
|
1237 XML_Char *toPtr; |
|
1238 for (;;) { |
|
1239 const char *rawNameEnd = tag->rawName + tag->rawNameLength; |
|
1240 const char *fromPtr = tag->rawName; |
|
1241 int bufSize; |
|
1242 if (nextPtr) |
|
1243 toPtr = (XML_Char *)(tag->buf + ROUND_UP(tag->rawNameLength, sizeof(XML_Char))); |
|
1244 else |
|
1245 toPtr = (XML_Char *)tag->buf; |
|
1246 tag->name.str = toPtr; |
|
1247 XmlConvert(enc, |
|
1248 &fromPtr, rawNameEnd, |
|
1249 (ICHAR **)&toPtr, (ICHAR *)tag->bufEnd - 1); |
|
1250 if (fromPtr == rawNameEnd) |
|
1251 break; |
|
1252 bufSize = (tag->bufEnd - tag->buf) << 1; |
|
1253 tag->buf = realloc(tag->buf, bufSize); |
|
1254 if (!tag->buf) |
|
1255 return XML_ERROR_NO_MEMORY; |
|
1256 tag->bufEnd = tag->buf + bufSize; |
|
1257 if (nextPtr) |
|
1258 tag->rawName = tag->buf; |
|
1259 } |
|
1260 *toPtr = XML_T('\0'); |
|
1261 result = storeAtts(parser, enc, s, &(tag->name), &(tag->bindings)); |
|
1262 if (result) |
|
1263 return result; |
|
1264 startElementHandler(handlerArg, tag->name.str, (const XML_Char **)atts); |
|
1265 poolClear(&tempPool); |
|
1266 } |
|
1267 else { |
|
1268 tag->name.str = 0; |
|
1269 if (defaultHandler) |
|
1270 reportDefault(parser, enc, s, next); |
|
1271 } |
|
1272 break; |
|
1273 } |
|
1274 case XML_TOK_EMPTY_ELEMENT_WITH_ATTS: |
|
1275 if (!startElementHandler) { |
|
1276 enum XML_Error result = storeAtts(parser, enc, s, 0, 0); |
|
1277 if (result) |
|
1278 return result; |
|
1279 } |
|
1280 /* fall through */ |
|
1281 case XML_TOK_EMPTY_ELEMENT_NO_ATTS: |
|
1282 if (startElementHandler || endElementHandler) { |
|
1283 const char *rawName = s + enc->minBytesPerChar; |
|
1284 enum XML_Error result; |
|
1285 BINDING *bindings = 0; |
|
1286 TAG_NAME name; |
|
1287 name.str = poolStoreString(&tempPool, enc, rawName, |
|
1288 rawName + XmlNameLength(enc, rawName)); |
|
1289 if (!name.str) |
|
1290 return XML_ERROR_NO_MEMORY; |
|
1291 poolFinish(&tempPool); |
|
1292 result = storeAtts(parser, enc, s, &name, &bindings); |
|
1293 if (result) |
|
1294 return result; |
|
1295 poolFinish(&tempPool); |
|
1296 if (startElementHandler) |
|
1297 startElementHandler(handlerArg, name.str, (const XML_Char **)atts); |
|
1298 if (endElementHandler) { |
|
1299 if (startElementHandler) |
|
1300 *eventPP = *eventEndPP; |
|
1301 endElementHandler(handlerArg, name.str); |
|
1302 } |
|
1303 poolClear(&tempPool); |
|
1304 while (bindings) { |
|
1305 BINDING *b = bindings; |
|
1306 if (endNamespaceDeclHandler) |
|
1307 endNamespaceDeclHandler(handlerArg, b->prefix->name); |
|
1308 bindings = bindings->nextTagBinding; |
|
1309 b->nextTagBinding = freeBindingList; |
|
1310 freeBindingList = b; |
|
1311 b->prefix->binding = b->prevPrefixBinding; |
|
1312 } |
|
1313 } |
|
1314 else if (defaultHandler) |
|
1315 reportDefault(parser, enc, s, next); |
|
1316 if (tagLevel == 0) |
|
1317 return epilogProcessor(parser, next, end, nextPtr); |
|
1318 break; |
|
1319 case XML_TOK_END_TAG: |
|
1320 if (tagLevel == startTagLevel) |
|
1321 return XML_ERROR_ASYNC_ENTITY; |
|
1322 else { |
|
1323 int len; |
|
1324 const char *rawName; |
|
1325 TAG *tag = tagStack; |
|
1326 tagStack = tag->parent; |
|
1327 tag->parent = freeTagList; |
|
1328 freeTagList = tag; |
|
1329 rawName = s + enc->minBytesPerChar*2; |
|
1330 len = XmlNameLength(enc, rawName); |
|
1331 if (len != tag->rawNameLength |
|
1332 || memcmp(tag->rawName, rawName, len) != 0) { |
|
1333 *eventPP = rawName; |
|
1334 return XML_ERROR_TAG_MISMATCH; |
|
1335 } |
|
1336 --tagLevel; |
|
1337 if (endElementHandler && tag->name.str) { |
|
1338 if (tag->name.localPart) { |
|
1339 XML_Char *to = (XML_Char *)tag->name.str + tag->name.uriLen; |
|
1340 const XML_Char *from = tag->name.localPart; |
|
1341 while ((*to++ = *from++) != 0) |
|
1342 ; |
|
1343 } |
|
1344 endElementHandler(handlerArg, tag->name.str); |
|
1345 } |
|
1346 else if (defaultHandler) |
|
1347 reportDefault(parser, enc, s, next); |
|
1348 while (tag->bindings) { |
|
1349 BINDING *b = tag->bindings; |
|
1350 if (endNamespaceDeclHandler) |
|
1351 endNamespaceDeclHandler(handlerArg, b->prefix->name); |
|
1352 tag->bindings = tag->bindings->nextTagBinding; |
|
1353 b->nextTagBinding = freeBindingList; |
|
1354 freeBindingList = b; |
|
1355 b->prefix->binding = b->prevPrefixBinding; |
|
1356 } |
|
1357 if (tagLevel == 0) |
|
1358 return epilogProcessor(parser, next, end, nextPtr); |
|
1359 } |
|
1360 break; |
|
1361 case XML_TOK_CHAR_REF: |
|
1362 { |
|
1363 int n = XmlCharRefNumber(enc, s); |
|
1364 if (n < 0) |
|
1365 return XML_ERROR_BAD_CHAR_REF; |
|
1366 if (characterDataHandler) { |
|
1367 XML_Char buf[XML_ENCODE_MAX]; |
|
1368 characterDataHandler(handlerArg, buf, XmlEncode(n, (ICHAR *)buf)); |
|
1369 } |
|
1370 else if (defaultHandler) |
|
1371 reportDefault(parser, enc, s, next); |
|
1372 } |
|
1373 break; |
|
1374 case XML_TOK_XML_DECL: |
|
1375 return XML_ERROR_MISPLACED_XML_PI; |
|
1376 case XML_TOK_DATA_NEWLINE: |
|
1377 if (characterDataHandler) { |
|
1378 XML_Char c = 0xA; |
|
1379 characterDataHandler(handlerArg, &c, 1); |
|
1380 } |
|
1381 else if (defaultHandler) |
|
1382 reportDefault(parser, enc, s, next); |
|
1383 break; |
|
1384 case XML_TOK_CDATA_SECT_OPEN: |
|
1385 { |
|
1386 enum XML_Error result; |
|
1387 if (startCdataSectionHandler) |
|
1388 startCdataSectionHandler(handlerArg); |
|
1389 #if 0 |
|
1390 /* Suppose you doing a transformation on a document that involves |
|
1391 changing only the character data. You set up a defaultHandler |
|
1392 and a characterDataHandler. The defaultHandler simply copies |
|
1393 characters through. The characterDataHandler does the transformation |
|
1394 and writes the characters out escaping them as necessary. This case |
|
1395 will fail to work if we leave out the following two lines (because & |
|
1396 and < inside CDATA sections will be incorrectly escaped). |
|
1397 |
|
1398 However, now we have a start/endCdataSectionHandler, so it seems |
|
1399 easier to let the user deal with this. */ |
|
1400 |
|
1401 else if (characterDataHandler) |
|
1402 characterDataHandler(handlerArg, dataBuf, 0); |
|
1403 #endif |
|
1404 else if (defaultHandler) |
|
1405 reportDefault(parser, enc, s, next); |
|
1406 result = doCdataSection(parser, enc, &next, end, nextPtr); |
|
1407 if (!next) { |
|
1408 processor = cdataSectionProcessor; |
|
1409 return result; |
|
1410 } |
|
1411 } |
|
1412 break; |
|
1413 case XML_TOK_TRAILING_RSQB: |
|
1414 if (nextPtr) { |
|
1415 *nextPtr = s; |
|
1416 return XML_ERROR_NONE; |
|
1417 } |
|
1418 if (characterDataHandler) { |
|
1419 if (MUST_CONVERT(enc, s)) { |
|
1420 ICHAR *dataPtr = (ICHAR *)dataBuf; |
|
1421 XmlConvert(enc, &s, end, &dataPtr, (ICHAR *)dataBufEnd); |
|
1422 characterDataHandler(handlerArg, dataBuf, dataPtr - (ICHAR *)dataBuf); |
|
1423 } |
|
1424 else |
|
1425 characterDataHandler(handlerArg, |
|
1426 (XML_Char *)s, |
|
1427 (XML_Char *)end - (XML_Char *)s); |
|
1428 } |
|
1429 else if (defaultHandler) |
|
1430 reportDefault(parser, enc, s, end); |
|
1431 if (startTagLevel == 0) { |
|
1432 *eventPP = end; |
|
1433 return XML_ERROR_NO_ELEMENTS; |
|
1434 } |
|
1435 if (tagLevel != startTagLevel) { |
|
1436 *eventPP = end; |
|
1437 return XML_ERROR_ASYNC_ENTITY; |
|
1438 } |
|
1439 return XML_ERROR_NONE; |
|
1440 case XML_TOK_DATA_CHARS: |
|
1441 if (characterDataHandler) { |
|
1442 if (MUST_CONVERT(enc, s)) { |
|
1443 for (;;) { |
|
1444 ICHAR *dataPtr = (ICHAR *)dataBuf; |
|
1445 XmlConvert(enc, &s, next, &dataPtr, (ICHAR *)dataBufEnd); |
|
1446 *eventEndPP = s; |
|
1447 characterDataHandler(handlerArg, dataBuf, dataPtr - (ICHAR *)dataBuf); |
|
1448 if (s == next) |
|
1449 break; |
|
1450 *eventPP = s; |
|
1451 } |
|
1452 } |
|
1453 else |
|
1454 characterDataHandler(handlerArg, |
|
1455 (XML_Char *)s, |
|
1456 (XML_Char *)next - (XML_Char *)s); |
|
1457 } |
|
1458 else if (defaultHandler) |
|
1459 reportDefault(parser, enc, s, next); |
|
1460 break; |
|
1461 case XML_TOK_PI: |
|
1462 if (!reportProcessingInstruction(parser, enc, s, next)) |
|
1463 return XML_ERROR_NO_MEMORY; |
|
1464 break; |
|
1465 case XML_TOK_COMMENT: |
|
1466 if (!reportComment(parser, enc, s, next)) |
|
1467 return XML_ERROR_NO_MEMORY; |
|
1468 break; |
|
1469 default: |
|
1470 if (defaultHandler) |
|
1471 reportDefault(parser, enc, s, next); |
|
1472 break; |
|
1473 } |
|
1474 *eventPP = s = next; |
|
1475 } |
|
1476 /* not reached */ |
|
1477 } |
|
1478 |
|
1479 /* If tagNamePtr is non-null, build a real list of attributes, |
|
1480 otherwise just check the attributes for well-formedness. */ |
|
1481 |
|
1482 static enum XML_Error storeAtts(XML_Parser parser, const ENCODING *enc, |
|
1483 const char *s, TAG_NAME *tagNamePtr, |
|
1484 BINDING **bindingsPtr) |
|
1485 { |
|
1486 ELEMENT_TYPE *elementType = 0; |
|
1487 int nDefaultAtts = 0; |
|
1488 const XML_Char **appAtts; |
|
1489 int attIndex = 0; |
|
1490 int i; |
|
1491 int n; |
|
1492 int nPrefixes = 0; |
|
1493 BINDING *binding; |
|
1494 const XML_Char *localPart; |
|
1495 |
|
1496 if (tagNamePtr) { |
|
1497 elementType = (ELEMENT_TYPE *)lookup(&dtd.elementTypes, tagNamePtr->str, 0); |
|
1498 if (!elementType) { |
|
1499 tagNamePtr->str = poolCopyString(&dtd.pool, tagNamePtr->str); |
|
1500 if (!tagNamePtr->str) |
|
1501 return XML_ERROR_NO_MEMORY; |
|
1502 elementType = (ELEMENT_TYPE *)lookup(&dtd.elementTypes, tagNamePtr->str, sizeof(ELEMENT_TYPE)); |
|
1503 if (!elementType) |
|
1504 return XML_ERROR_NO_MEMORY; |
|
1505 if (ns && !setElementTypePrefix(parser, elementType)) |
|
1506 return XML_ERROR_NO_MEMORY; |
|
1507 } |
|
1508 nDefaultAtts = elementType->nDefaultAtts; |
|
1509 } |
|
1510 n = XmlGetAttributes(enc, s, attsSize, atts); |
|
1511 if (n + nDefaultAtts > attsSize) { |
|
1512 int oldAttsSize = attsSize; |
|
1513 attsSize = n + nDefaultAtts + INIT_ATTS_SIZE; |
|
1514 atts = realloc((void *)atts, attsSize * sizeof(ATTRIBUTE)); |
|
1515 if (!atts) |
|
1516 return XML_ERROR_NO_MEMORY; |
|
1517 if (n > oldAttsSize) |
|
1518 XmlGetAttributes(enc, s, n, atts); |
|
1519 } |
|
1520 appAtts = (const XML_Char **)atts; |
|
1521 for (i = 0; i < n; i++) { |
|
1522 ATTRIBUTE_ID *attId = getAttributeId(parser, enc, atts[i].name, |
|
1523 atts[i].name |
|
1524 + XmlNameLength(enc, atts[i].name)); |
|
1525 if (!attId) |
|
1526 return XML_ERROR_NO_MEMORY; |
|
1527 if ((attId->name)[-1]) { |
|
1528 if (enc == encoding) |
|
1529 eventPtr = atts[i].name; |
|
1530 return XML_ERROR_DUPLICATE_ATTRIBUTE; |
|
1531 } |
|
1532 (attId->name)[-1] = 1; |
|
1533 appAtts[attIndex++] = attId->name; |
|
1534 if (!atts[i].normalized) { |
|
1535 enum XML_Error result; |
|
1536 int isCdata = 1; |
|
1537 |
|
1538 if (attId->maybeTokenized) { |
|
1539 int j; |
|
1540 for (j = 0; j < nDefaultAtts; j++) { |
|
1541 if (attId == elementType->defaultAtts[j].id) { |
|
1542 isCdata = elementType->defaultAtts[j].isCdata; |
|
1543 break; |
|
1544 } |
|
1545 } |
|
1546 } |
|
1547 |
|
1548 result = storeAttributeValue(parser, enc, isCdata, |
|
1549 atts[i].valuePtr, atts[i].valueEnd, |
|
1550 &tempPool); |
|
1551 if (result) |
|
1552 return result; |
|
1553 if (tagNamePtr) { |
|
1554 appAtts[attIndex] = poolStart(&tempPool); |
|
1555 poolFinish(&tempPool); |
|
1556 } |
|
1557 else |
|
1558 poolDiscard(&tempPool); |
|
1559 } |
|
1560 else if (tagNamePtr) { |
|
1561 appAtts[attIndex] = poolStoreString(&tempPool, enc, atts[i].valuePtr, atts[i].valueEnd); |
|
1562 if (appAtts[attIndex] == 0) |
|
1563 return XML_ERROR_NO_MEMORY; |
|
1564 poolFinish(&tempPool); |
|
1565 } |
|
1566 if (attId->prefix && tagNamePtr) { |
|
1567 if (attId->xmlns) { |
|
1568 if (!addBinding(parser, attId->prefix, attId, appAtts[attIndex], bindingsPtr)) |
|
1569 return XML_ERROR_NO_MEMORY; |
|
1570 --attIndex; |
|
1571 } |
|
1572 else { |
|
1573 attIndex++; |
|
1574 nPrefixes++; |
|
1575 (attId->name)[-1] = 2; |
|
1576 } |
|
1577 } |
|
1578 else |
|
1579 attIndex++; |
|
1580 } |
|
1581 nSpecifiedAtts = attIndex; |
|
1582 if (tagNamePtr) { |
|
1583 int j; |
|
1584 for (j = 0; j < nDefaultAtts; j++) { |
|
1585 const DEFAULT_ATTRIBUTE *da = elementType->defaultAtts + j; |
|
1586 if (!(da->id->name)[-1] && da->value) { |
|
1587 if (da->id->prefix) { |
|
1588 if (da->id->xmlns) { |
|
1589 if (!addBinding(parser, da->id->prefix, da->id, da->value, bindingsPtr)) |
|
1590 return XML_ERROR_NO_MEMORY; |
|
1591 } |
|
1592 else { |
|
1593 (da->id->name)[-1] = 2; |
|
1594 nPrefixes++; |
|
1595 appAtts[attIndex++] = da->id->name; |
|
1596 appAtts[attIndex++] = da->value; |
|
1597 } |
|
1598 } |
|
1599 else { |
|
1600 (da->id->name)[-1] = 1; |
|
1601 appAtts[attIndex++] = da->id->name; |
|
1602 appAtts[attIndex++] = da->value; |
|
1603 } |
|
1604 } |
|
1605 } |
|
1606 appAtts[attIndex] = 0; |
|
1607 } |
|
1608 i = 0; |
|
1609 if (nPrefixes) { |
|
1610 for (; i < attIndex; i += 2) { |
|
1611 if (appAtts[i][-1] == 2) { |
|
1612 ATTRIBUTE_ID *id; |
|
1613 ((XML_Char *)(appAtts[i]))[-1] = 0; |
|
1614 id = (ATTRIBUTE_ID *)lookup(&dtd.attributeIds, appAtts[i], 0); |
|
1615 if (id->prefix->binding) { |
|
1616 int j; |
|
1617 const BINDING *b = id->prefix->binding; |
|
1618 const XML_Char *s = appAtts[i]; |
|
1619 for (j = 0; j < b->uriLen; j++) { |
|
1620 if (!poolAppendChar(&tempPool, b->uri[j])) |
|
1621 return XML_ERROR_NO_MEMORY; |
|
1622 } |
|
1623 while (*s++ != ':') |
|
1624 ; |
|
1625 do { |
|
1626 if (!poolAppendChar(&tempPool, *s)) |
|
1627 return XML_ERROR_NO_MEMORY; |
|
1628 } while (*s++); |
|
1629 appAtts[i] = poolStart(&tempPool); |
|
1630 poolFinish(&tempPool); |
|
1631 } |
|
1632 if (!--nPrefixes) |
|
1633 break; |
|
1634 } |
|
1635 else |
|
1636 ((XML_Char *)(appAtts[i]))[-1] = 0; |
|
1637 } |
|
1638 } |
|
1639 for (; i < attIndex; i += 2) |
|
1640 ((XML_Char *)(appAtts[i]))[-1] = 0; |
|
1641 if (!tagNamePtr) |
|
1642 return XML_ERROR_NONE; |
|
1643 for (binding = *bindingsPtr; binding; binding = binding->nextTagBinding) |
|
1644 binding->attId->name[-1] = 0; |
|
1645 if (elementType->prefix) { |
|
1646 binding = elementType->prefix->binding; |
|
1647 if (!binding) |
|
1648 return XML_ERROR_NONE; |
|
1649 localPart = tagNamePtr->str; |
|
1650 while (*localPart++ != XML_T(':')) |
|
1651 ; |
|
1652 } |
|
1653 else if (dtd.defaultPrefix.binding) { |
|
1654 binding = dtd.defaultPrefix.binding; |
|
1655 localPart = tagNamePtr->str; |
|
1656 } |
|
1657 else |
|
1658 return XML_ERROR_NONE; |
|
1659 tagNamePtr->localPart = localPart; |
|
1660 tagNamePtr->uriLen = binding->uriLen; |
|
1661 i = binding->uriLen; |
|
1662 do { |
|
1663 if (i == binding->uriAlloc) { |
|
1664 binding->uri = realloc(binding->uri, binding->uriAlloc *= 2); |
|
1665 if (!binding->uri) |
|
1666 return XML_ERROR_NO_MEMORY; |
|
1667 } |
|
1668 binding->uri[i++] = *localPart; |
|
1669 } while (*localPart++); |
|
1670 tagNamePtr->str = binding->uri; |
|
1671 return XML_ERROR_NONE; |
|
1672 } |
|
1673 |
|
1674 static |
|
1675 int addBinding(XML_Parser parser, PREFIX *prefix, const ATTRIBUTE_ID *attId, const XML_Char *uri, BINDING **bindingsPtr) |
|
1676 { |
|
1677 BINDING *b; |
|
1678 int len; |
|
1679 for (len = 0; uri[len]; len++) |
|
1680 ; |
|
1681 if (namespaceSeparator) |
|
1682 len++; |
|
1683 if (freeBindingList) { |
|
1684 b = freeBindingList; |
|
1685 if (len > b->uriAlloc) { |
|
1686 b->uri = realloc(b->uri, len + EXPAND_SPARE); |
|
1687 if (!b->uri) |
|
1688 return 0; |
|
1689 b->uriAlloc = len + EXPAND_SPARE; |
|
1690 } |
|
1691 freeBindingList = b->nextTagBinding; |
|
1692 } |
|
1693 else { |
|
1694 b = malloc(sizeof(BINDING)); |
|
1695 if (!b) |
|
1696 return 0; |
|
1697 b->uri = malloc(sizeof(XML_Char) * len + EXPAND_SPARE); |
|
1698 if (!b->uri) { |
|
1699 free(b); |
|
1700 return 0; |
|
1701 } |
|
1702 b->uriAlloc = len; |
|
1703 } |
|
1704 b->uriLen = len; |
|
1705 memcpy(b->uri, uri, len * sizeof(XML_Char)); |
|
1706 if (namespaceSeparator) |
|
1707 b->uri[len - 1] = namespaceSeparator; |
|
1708 b->prefix = prefix; |
|
1709 b->attId = attId; |
|
1710 b->prevPrefixBinding = prefix->binding; |
|
1711 if (*uri == XML_T('\0') && prefix == &dtd.defaultPrefix) |
|
1712 prefix->binding = 0; |
|
1713 else |
|
1714 prefix->binding = b; |
|
1715 b->nextTagBinding = *bindingsPtr; |
|
1716 *bindingsPtr = b; |
|
1717 if (startNamespaceDeclHandler) |
|
1718 startNamespaceDeclHandler(handlerArg, prefix->name, |
|
1719 prefix->binding ? uri : 0); |
|
1720 return 1; |
|
1721 } |
|
1722 |
|
1723 /* The idea here is to avoid using stack for each CDATA section when |
|
1724 the whole file is parsed with one call. */ |
|
1725 |
|
1726 static |
|
1727 enum XML_Error cdataSectionProcessor(XML_Parser parser, |
|
1728 const char *start, |
|
1729 const char *end, |
|
1730 const char **endPtr) |
|
1731 { |
|
1732 enum XML_Error result = doCdataSection(parser, encoding, &start, end, endPtr); |
|
1733 if (start) { |
|
1734 processor = contentProcessor; |
|
1735 return contentProcessor(parser, start, end, endPtr); |
|
1736 } |
|
1737 return result; |
|
1738 } |
|
1739 |
|
1740 /* startPtr gets set to non-null is the section is closed, and to null if |
|
1741 the section is not yet closed. */ |
|
1742 |
|
1743 static |
|
1744 enum XML_Error doCdataSection(XML_Parser parser, |
|
1745 const ENCODING *enc, |
|
1746 const char **startPtr, |
|
1747 const char *end, |
|
1748 const char **nextPtr) |
|
1749 { |
|
1750 const char *s = *startPtr; |
|
1751 const char **eventPP; |
|
1752 const char **eventEndPP; |
|
1753 if (enc == encoding) { |
|
1754 eventPP = &eventPtr; |
|
1755 *eventPP = s; |
|
1756 eventEndPP = &eventEndPtr; |
|
1757 } |
|
1758 else { |
|
1759 eventPP = &(openInternalEntities->internalEventPtr); |
|
1760 eventEndPP = &(openInternalEntities->internalEventEndPtr); |
|
1761 } |
|
1762 *eventPP = s; |
|
1763 *startPtr = 0; |
|
1764 for (;;) { |
|
1765 const char *next; |
|
1766 int tok = XmlCdataSectionTok(enc, s, end, &next); |
|
1767 *eventEndPP = next; |
|
1768 switch (tok) { |
|
1769 case XML_TOK_CDATA_SECT_CLOSE: |
|
1770 if (endCdataSectionHandler) |
|
1771 endCdataSectionHandler(handlerArg); |
|
1772 #if 0 |
|
1773 /* see comment under XML_TOK_CDATA_SECT_OPEN */ |
|
1774 else if (characterDataHandler) |
|
1775 characterDataHandler(handlerArg, dataBuf, 0); |
|
1776 #endif |
|
1777 else if (defaultHandler) |
|
1778 reportDefault(parser, enc, s, next); |
|
1779 *startPtr = next; |
|
1780 return XML_ERROR_NONE; |
|
1781 case XML_TOK_DATA_NEWLINE: |
|
1782 if (characterDataHandler) { |
|
1783 XML_Char c = 0xA; |
|
1784 characterDataHandler(handlerArg, &c, 1); |
|
1785 } |
|
1786 else if (defaultHandler) |
|
1787 reportDefault(parser, enc, s, next); |
|
1788 break; |
|
1789 case XML_TOK_DATA_CHARS: |
|
1790 if (characterDataHandler) { |
|
1791 if (MUST_CONVERT(enc, s)) { |
|
1792 for (;;) { |
|
1793 ICHAR *dataPtr = (ICHAR *)dataBuf; |
|
1794 XmlConvert(enc, &s, next, &dataPtr, (ICHAR *)dataBufEnd); |
|
1795 *eventEndPP = next; |
|
1796 characterDataHandler(handlerArg, dataBuf, dataPtr - (ICHAR *)dataBuf); |
|
1797 if (s == next) |
|
1798 break; |
|
1799 *eventPP = s; |
|
1800 } |
|
1801 } |
|
1802 else |
|
1803 characterDataHandler(handlerArg, |
|
1804 (XML_Char *)s, |
|
1805 (XML_Char *)next - (XML_Char *)s); |
|
1806 } |
|
1807 else if (defaultHandler) |
|
1808 reportDefault(parser, enc, s, next); |
|
1809 break; |
|
1810 case XML_TOK_INVALID: |
|
1811 *eventPP = next; |
|
1812 return XML_ERROR_INVALID_TOKEN; |
|
1813 case XML_TOK_PARTIAL_CHAR: |
|
1814 if (nextPtr) { |
|
1815 *nextPtr = s; |
|
1816 return XML_ERROR_NONE; |
|
1817 } |
|
1818 return XML_ERROR_PARTIAL_CHAR; |
|
1819 case XML_TOK_PARTIAL: |
|
1820 case XML_TOK_NONE: |
|
1821 if (nextPtr) { |
|
1822 *nextPtr = s; |
|
1823 return XML_ERROR_NONE; |
|
1824 } |
|
1825 return XML_ERROR_UNCLOSED_CDATA_SECTION; |
|
1826 default: |
|
1827 abort(); |
|
1828 } |
|
1829 *eventPP = s = next; |
|
1830 } |
|
1831 /* not reached */ |
|
1832 } |
|
1833 |
|
1834 static enum XML_Error |
|
1835 initializeEncoding(XML_Parser parser) |
|
1836 { |
|
1837 const char *s; |
|
1838 #ifdef XML_UNICODE |
|
1839 char encodingBuf[128]; |
|
1840 if (!protocolEncodingName) |
|
1841 s = 0; |
|
1842 else { |
|
1843 int i; |
|
1844 for (i = 0; protocolEncodingName[i]; i++) { |
|
1845 if (i == sizeof(encodingBuf) - 1 |
|
1846 || protocolEncodingName[i] >= 0x80 |
|
1847 || protocolEncodingName[i] < 0) { |
|
1848 encodingBuf[0] = '\0'; |
|
1849 break; |
|
1850 } |
|
1851 encodingBuf[i] = (char)protocolEncodingName[i]; |
|
1852 } |
|
1853 encodingBuf[i] = '\0'; |
|
1854 s = encodingBuf; |
|
1855 } |
|
1856 #else |
|
1857 s = protocolEncodingName; |
|
1858 #endif |
|
1859 if ((ns ? XmlInitEncodingNS : XmlInitEncoding)(&initEncoding, &encoding, s)) |
|
1860 return XML_ERROR_NONE; |
|
1861 return handleUnknownEncoding(parser, protocolEncodingName); |
|
1862 } |
|
1863 |
|
1864 static enum XML_Error |
|
1865 processXmlDecl(XML_Parser parser, int isGeneralTextEntity, |
|
1866 const char *s, const char *next) |
|
1867 { |
|
1868 const char *encodingName = 0; |
|
1869 const ENCODING *newEncoding = 0; |
|
1870 const char *version; |
|
1871 int standalone = -1; |
|
1872 if (!(ns |
|
1873 ? XmlParseXmlDeclNS |
|
1874 : XmlParseXmlDecl)(isGeneralTextEntity, |
|
1875 encoding, |
|
1876 s, |
|
1877 next, |
|
1878 &eventPtr, |
|
1879 &version, |
|
1880 &encodingName, |
|
1881 &newEncoding, |
|
1882 &standalone)) |
|
1883 return XML_ERROR_SYNTAX; |
|
1884 if (!isGeneralTextEntity && standalone == 1) |
|
1885 dtd.standalone = 1; |
|
1886 if (defaultHandler) |
|
1887 reportDefault(parser, encoding, s, next); |
|
1888 if (!protocolEncodingName) { |
|
1889 if (newEncoding) { |
|
1890 if (newEncoding->minBytesPerChar != encoding->minBytesPerChar) { |
|
1891 eventPtr = encodingName; |
|
1892 return XML_ERROR_INCORRECT_ENCODING; |
|
1893 } |
|
1894 encoding = newEncoding; |
|
1895 } |
|
1896 else if (encodingName) { |
|
1897 enum XML_Error result; |
|
1898 const XML_Char *s = poolStoreString(&tempPool, |
|
1899 encoding, |
|
1900 encodingName, |
|
1901 encodingName |
|
1902 + XmlNameLength(encoding, encodingName)); |
|
1903 if (!s) |
|
1904 return XML_ERROR_NO_MEMORY; |
|
1905 result = handleUnknownEncoding(parser, s); |
|
1906 poolDiscard(&tempPool); |
|
1907 if (result == XML_ERROR_UNKNOWN_ENCODING) |
|
1908 eventPtr = encodingName; |
|
1909 return result; |
|
1910 } |
|
1911 } |
|
1912 return XML_ERROR_NONE; |
|
1913 } |
|
1914 |
|
1915 static enum XML_Error |
|
1916 handleUnknownEncoding(XML_Parser parser, const XML_Char *encodingName) |
|
1917 { |
|
1918 if (unknownEncodingHandler) { |
|
1919 XML_Encoding info; |
|
1920 int i; |
|
1921 for (i = 0; i < 256; i++) |
|
1922 info.map[i] = -1; |
|
1923 info.convert = 0; |
|
1924 info.data = 0; |
|
1925 info.release = 0; |
|
1926 if (unknownEncodingHandler(unknownEncodingHandlerData, encodingName, &info)) { |
|
1927 ENCODING *enc; |
|
1928 unknownEncodingMem = malloc(XmlSizeOfUnknownEncoding()); |
|
1929 if (!unknownEncodingMem) { |
|
1930 if (info.release) |
|
1931 info.release(info.data); |
|
1932 return XML_ERROR_NO_MEMORY; |
|
1933 } |
|
1934 enc = (ns |
|
1935 ? XmlInitUnknownEncodingNS |
|
1936 : XmlInitUnknownEncoding)(unknownEncodingMem, |
|
1937 info.map, |
|
1938 info.convert, |
|
1939 info.data); |
|
1940 if (enc) { |
|
1941 unknownEncodingData = info.data; |
|
1942 unknownEncodingRelease = info.release; |
|
1943 encoding = enc; |
|
1944 return XML_ERROR_NONE; |
|
1945 } |
|
1946 } |
|
1947 if (info.release) |
|
1948 info.release(info.data); |
|
1949 } |
|
1950 return XML_ERROR_UNKNOWN_ENCODING; |
|
1951 } |
|
1952 |
|
1953 static enum XML_Error |
|
1954 prologInitProcessor(XML_Parser parser, |
|
1955 const char *s, |
|
1956 const char *end, |
|
1957 const char **nextPtr) |
|
1958 { |
|
1959 enum XML_Error result = initializeEncoding(parser); |
|
1960 if (result != XML_ERROR_NONE) |
|
1961 return result; |
|
1962 processor = prologProcessor; |
|
1963 return prologProcessor(parser, s, end, nextPtr); |
|
1964 } |
|
1965 |
|
1966 static enum XML_Error |
|
1967 prologProcessor(XML_Parser parser, |
|
1968 const char *s, |
|
1969 const char *end, |
|
1970 const char **nextPtr) |
|
1971 { |
|
1972 for (;;) { |
|
1973 const char *next; |
|
1974 int tok = XmlPrologTok(encoding, s, end, &next); |
|
1975 if (tok <= 0) { |
|
1976 if (nextPtr != 0 && tok != XML_TOK_INVALID) { |
|
1977 *nextPtr = s; |
|
1978 return XML_ERROR_NONE; |
|
1979 } |
|
1980 switch (tok) { |
|
1981 case XML_TOK_INVALID: |
|
1982 eventPtr = next; |
|
1983 return XML_ERROR_INVALID_TOKEN; |
|
1984 case XML_TOK_NONE: |
|
1985 return XML_ERROR_NO_ELEMENTS; |
|
1986 case XML_TOK_PARTIAL: |
|
1987 return XML_ERROR_UNCLOSED_TOKEN; |
|
1988 case XML_TOK_PARTIAL_CHAR: |
|
1989 return XML_ERROR_PARTIAL_CHAR; |
|
1990 case XML_TOK_TRAILING_CR: |
|
1991 eventPtr = s + encoding->minBytesPerChar; |
|
1992 return XML_ERROR_NO_ELEMENTS; |
|
1993 default: |
|
1994 abort(); |
|
1995 } |
|
1996 } |
|
1997 switch (XmlTokenRole(&prologState, tok, s, next, encoding)) { |
|
1998 case XML_ROLE_XML_DECL: |
|
1999 { |
|
2000 enum XML_Error result = processXmlDecl(parser, 0, s, next); |
|
2001 if (result != XML_ERROR_NONE) |
|
2002 return result; |
|
2003 } |
|
2004 break; |
|
2005 case XML_ROLE_DOCTYPE_SYSTEM_ID: |
|
2006 if (!dtd.standalone |
|
2007 && notStandaloneHandler |
|
2008 && !notStandaloneHandler(handlerArg)) |
|
2009 return XML_ERROR_NOT_STANDALONE; |
|
2010 hadExternalDoctype = 1; |
|
2011 break; |
|
2012 case XML_ROLE_DOCTYPE_PUBLIC_ID: |
|
2013 case XML_ROLE_ENTITY_PUBLIC_ID: |
|
2014 if (!XmlIsPublicId(encoding, s, next, &eventPtr)) |
|
2015 return XML_ERROR_SYNTAX; |
|
2016 if (declEntity) { |
|
2017 XML_Char *tem = poolStoreString(&dtd.pool, |
|
2018 encoding, |
|
2019 s + encoding->minBytesPerChar, |
|
2020 next - encoding->minBytesPerChar); |
|
2021 if (!tem) |
|
2022 return XML_ERROR_NO_MEMORY; |
|
2023 normalizePublicId(tem); |
|
2024 declEntity->publicId = tem; |
|
2025 poolFinish(&dtd.pool); |
|
2026 } |
|
2027 break; |
|
2028 case XML_ROLE_INSTANCE_START: |
|
2029 processor = contentProcessor; |
|
2030 if (hadExternalDoctype) |
|
2031 dtd.complete = 0; |
|
2032 return contentProcessor(parser, s, end, nextPtr); |
|
2033 case XML_ROLE_ATTLIST_ELEMENT_NAME: |
|
2034 { |
|
2035 const XML_Char *name = poolStoreString(&dtd.pool, encoding, s, next); |
|
2036 if (!name) |
|
2037 return XML_ERROR_NO_MEMORY; |
|
2038 declElementType = (ELEMENT_TYPE *)lookup(&dtd.elementTypes, name, sizeof(ELEMENT_TYPE)); |
|
2039 if (!declElementType) |
|
2040 return XML_ERROR_NO_MEMORY; |
|
2041 if (declElementType->name != name) |
|
2042 poolDiscard(&dtd.pool); |
|
2043 else { |
|
2044 poolFinish(&dtd.pool); |
|
2045 if (!setElementTypePrefix(parser, declElementType)) |
|
2046 return XML_ERROR_NO_MEMORY; |
|
2047 } |
|
2048 break; |
|
2049 } |
|
2050 case XML_ROLE_ATTRIBUTE_NAME: |
|
2051 declAttributeId = getAttributeId(parser, encoding, s, next); |
|
2052 if (!declAttributeId) |
|
2053 return XML_ERROR_NO_MEMORY; |
|
2054 declAttributeIsCdata = 0; |
|
2055 break; |
|
2056 case XML_ROLE_ATTRIBUTE_TYPE_CDATA: |
|
2057 declAttributeIsCdata = 1; |
|
2058 break; |
|
2059 case XML_ROLE_IMPLIED_ATTRIBUTE_VALUE: |
|
2060 case XML_ROLE_REQUIRED_ATTRIBUTE_VALUE: |
|
2061 if (dtd.complete |
|
2062 && !defineAttribute(declElementType, declAttributeId, declAttributeIsCdata, 0)) |
|
2063 return XML_ERROR_NO_MEMORY; |
|
2064 break; |
|
2065 case XML_ROLE_DEFAULT_ATTRIBUTE_VALUE: |
|
2066 case XML_ROLE_FIXED_ATTRIBUTE_VALUE: |
|
2067 { |
|
2068 const XML_Char *attVal; |
|
2069 enum XML_Error result |
|
2070 = storeAttributeValue(parser, encoding, declAttributeIsCdata, |
|
2071 s + encoding->minBytesPerChar, |
|
2072 next - encoding->minBytesPerChar, |
|
2073 &dtd.pool); |
|
2074 if (result) |
|
2075 return result; |
|
2076 attVal = poolStart(&dtd.pool); |
|
2077 poolFinish(&dtd.pool); |
|
2078 if (dtd.complete |
|
2079 && !defineAttribute(declElementType, declAttributeId, declAttributeIsCdata, attVal)) |
|
2080 return XML_ERROR_NO_MEMORY; |
|
2081 break; |
|
2082 } |
|
2083 case XML_ROLE_ENTITY_VALUE: |
|
2084 { |
|
2085 enum XML_Error result = storeEntityValue(parser, s, next); |
|
2086 if (result != XML_ERROR_NONE) |
|
2087 return result; |
|
2088 } |
|
2089 break; |
|
2090 case XML_ROLE_ENTITY_SYSTEM_ID: |
|
2091 if (declEntity) { |
|
2092 declEntity->systemId = poolStoreString(&dtd.pool, encoding, |
|
2093 s + encoding->minBytesPerChar, |
|
2094 next - encoding->minBytesPerChar); |
|
2095 if (!declEntity->systemId) |
|
2096 return XML_ERROR_NO_MEMORY; |
|
2097 declEntity->base = dtd.base; |
|
2098 poolFinish(&dtd.pool); |
|
2099 } |
|
2100 break; |
|
2101 case XML_ROLE_ENTITY_NOTATION_NAME: |
|
2102 if (declEntity) { |
|
2103 declEntity->notation = poolStoreString(&dtd.pool, encoding, s, next); |
|
2104 if (!declEntity->notation) |
|
2105 return XML_ERROR_NO_MEMORY; |
|
2106 poolFinish(&dtd.pool); |
|
2107 if (unparsedEntityDeclHandler) { |
|
2108 eventPtr = eventEndPtr = s; |
|
2109 unparsedEntityDeclHandler(handlerArg, |
|
2110 declEntity->name, |
|
2111 declEntity->base, |
|
2112 declEntity->systemId, |
|
2113 declEntity->publicId, |
|
2114 declEntity->notation); |
|
2115 } |
|
2116 |
|
2117 } |
|
2118 break; |
|
2119 case XML_ROLE_GENERAL_ENTITY_NAME: |
|
2120 { |
|
2121 const XML_Char *name; |
|
2122 if (XmlPredefinedEntityName(encoding, s, next)) { |
|
2123 declEntity = 0; |
|
2124 break; |
|
2125 } |
|
2126 name = poolStoreString(&dtd.pool, encoding, s, next); |
|
2127 if (!name) |
|
2128 return XML_ERROR_NO_MEMORY; |
|
2129 if (dtd.complete) { |
|
2130 declEntity = (ENTITY *)lookup(&dtd.generalEntities, name, sizeof(ENTITY)); |
|
2131 if (!declEntity) |
|
2132 return XML_ERROR_NO_MEMORY; |
|
2133 if (declEntity->name != name) { |
|
2134 poolDiscard(&dtd.pool); |
|
2135 declEntity = 0; |
|
2136 } |
|
2137 else |
|
2138 poolFinish(&dtd.pool); |
|
2139 } |
|
2140 else { |
|
2141 poolDiscard(&dtd.pool); |
|
2142 declEntity = 0; |
|
2143 } |
|
2144 } |
|
2145 break; |
|
2146 case XML_ROLE_PARAM_ENTITY_NAME: |
|
2147 declEntity = 0; |
|
2148 break; |
|
2149 case XML_ROLE_NOTATION_NAME: |
|
2150 declNotationPublicId = 0; |
|
2151 declNotationName = 0; |
|
2152 if (notationDeclHandler) { |
|
2153 declNotationName = poolStoreString(&tempPool, encoding, s, next); |
|
2154 if (!declNotationName) |
|
2155 return XML_ERROR_NO_MEMORY; |
|
2156 poolFinish(&tempPool); |
|
2157 } |
|
2158 break; |
|
2159 case XML_ROLE_NOTATION_PUBLIC_ID: |
|
2160 if (!XmlIsPublicId(encoding, s, next, &eventPtr)) |
|
2161 return XML_ERROR_SYNTAX; |
|
2162 if (declNotationName) { |
|
2163 XML_Char *tem = poolStoreString(&tempPool, |
|
2164 encoding, |
|
2165 s + encoding->minBytesPerChar, |
|
2166 next - encoding->minBytesPerChar); |
|
2167 if (!tem) |
|
2168 return XML_ERROR_NO_MEMORY; |
|
2169 normalizePublicId(tem); |
|
2170 declNotationPublicId = tem; |
|
2171 poolFinish(&tempPool); |
|
2172 } |
|
2173 break; |
|
2174 case XML_ROLE_NOTATION_SYSTEM_ID: |
|
2175 if (declNotationName && notationDeclHandler) { |
|
2176 const XML_Char *systemId |
|
2177 = poolStoreString(&tempPool, encoding, |
|
2178 s + encoding->minBytesPerChar, |
|
2179 next - encoding->minBytesPerChar); |
|
2180 if (!systemId) |
|
2181 return XML_ERROR_NO_MEMORY; |
|
2182 eventPtr = eventEndPtr = s; |
|
2183 notationDeclHandler(handlerArg, |
|
2184 declNotationName, |
|
2185 dtd.base, |
|
2186 systemId, |
|
2187 declNotationPublicId); |
|
2188 } |
|
2189 poolClear(&tempPool); |
|
2190 break; |
|
2191 case XML_ROLE_NOTATION_NO_SYSTEM_ID: |
|
2192 if (declNotationPublicId && notationDeclHandler) { |
|
2193 eventPtr = eventEndPtr = s; |
|
2194 notationDeclHandler(handlerArg, |
|
2195 declNotationName, |
|
2196 dtd.base, |
|
2197 0, |
|
2198 declNotationPublicId); |
|
2199 } |
|
2200 poolClear(&tempPool); |
|
2201 break; |
|
2202 case XML_ROLE_ERROR: |
|
2203 eventPtr = s; |
|
2204 switch (tok) { |
|
2205 case XML_TOK_PARAM_ENTITY_REF: |
|
2206 return XML_ERROR_PARAM_ENTITY_REF; |
|
2207 case XML_TOK_XML_DECL: |
|
2208 return XML_ERROR_MISPLACED_XML_PI; |
|
2209 default: |
|
2210 return XML_ERROR_SYNTAX; |
|
2211 } |
|
2212 case XML_ROLE_GROUP_OPEN: |
|
2213 if (prologState.level >= groupSize) { |
|
2214 if (groupSize) |
|
2215 groupConnector = realloc(groupConnector, groupSize *= 2); |
|
2216 else |
|
2217 groupConnector = malloc(groupSize = 32); |
|
2218 if (!groupConnector) |
|
2219 return XML_ERROR_NO_MEMORY; |
|
2220 } |
|
2221 groupConnector[prologState.level] = 0; |
|
2222 break; |
|
2223 case XML_ROLE_GROUP_SEQUENCE: |
|
2224 if (groupConnector[prologState.level] == '|') { |
|
2225 eventPtr = s; |
|
2226 return XML_ERROR_SYNTAX; |
|
2227 } |
|
2228 groupConnector[prologState.level] = ','; |
|
2229 break; |
|
2230 case XML_ROLE_GROUP_CHOICE: |
|
2231 if (groupConnector[prologState.level] == ',') { |
|
2232 eventPtr = s; |
|
2233 return XML_ERROR_SYNTAX; |
|
2234 } |
|
2235 groupConnector[prologState.level] = '|'; |
|
2236 break; |
|
2237 case XML_ROLE_PARAM_ENTITY_REF: |
|
2238 if (!dtd.standalone |
|
2239 && notStandaloneHandler |
|
2240 && !notStandaloneHandler(handlerArg)) |
|
2241 return XML_ERROR_NOT_STANDALONE; |
|
2242 dtd.complete = 0; |
|
2243 break; |
|
2244 case XML_ROLE_NONE: |
|
2245 switch (tok) { |
|
2246 case XML_TOK_PI: |
|
2247 eventPtr = s; |
|
2248 eventEndPtr = next; |
|
2249 if (!reportProcessingInstruction(parser, encoding, s, next)) |
|
2250 return XML_ERROR_NO_MEMORY; |
|
2251 break; |
|
2252 case XML_TOK_COMMENT: |
|
2253 eventPtr = s; |
|
2254 eventEndPtr = next; |
|
2255 if (!reportComment(parser, encoding, s, next)) |
|
2256 return XML_ERROR_NO_MEMORY; |
|
2257 break; |
|
2258 } |
|
2259 break; |
|
2260 } |
|
2261 if (defaultHandler) { |
|
2262 switch (tok) { |
|
2263 case XML_TOK_PI: |
|
2264 case XML_TOK_COMMENT: |
|
2265 case XML_TOK_BOM: |
|
2266 case XML_TOK_XML_DECL: |
|
2267 break; |
|
2268 default: |
|
2269 eventPtr = s; |
|
2270 eventEndPtr = next; |
|
2271 reportDefault(parser, encoding, s, next); |
|
2272 } |
|
2273 } |
|
2274 s = next; |
|
2275 } |
|
2276 /* not reached */ |
|
2277 } |
|
2278 |
|
2279 static |
|
2280 enum XML_Error epilogProcessor(XML_Parser parser, |
|
2281 const char *s, |
|
2282 const char *end, |
|
2283 const char **nextPtr) |
|
2284 { |
|
2285 processor = epilogProcessor; |
|
2286 eventPtr = s; |
|
2287 for (;;) { |
|
2288 const char *next; |
|
2289 int tok = XmlPrologTok(encoding, s, end, &next); |
|
2290 eventEndPtr = next; |
|
2291 switch (tok) { |
|
2292 case XML_TOK_TRAILING_CR: |
|
2293 if (defaultHandler) { |
|
2294 eventEndPtr = end; |
|
2295 reportDefault(parser, encoding, s, end); |
|
2296 } |
|
2297 /* fall through */ |
|
2298 case XML_TOK_NONE: |
|
2299 if (nextPtr) |
|
2300 *nextPtr = end; |
|
2301 return XML_ERROR_NONE; |
|
2302 case XML_TOK_PROLOG_S: |
|
2303 if (defaultHandler) |
|
2304 reportDefault(parser, encoding, s, next); |
|
2305 break; |
|
2306 case XML_TOK_PI: |
|
2307 if (!reportProcessingInstruction(parser, encoding, s, next)) |
|
2308 return XML_ERROR_NO_MEMORY; |
|
2309 break; |
|
2310 case XML_TOK_COMMENT: |
|
2311 if (!reportComment(parser, encoding, s, next)) |
|
2312 return XML_ERROR_NO_MEMORY; |
|
2313 break; |
|
2314 case XML_TOK_INVALID: |
|
2315 eventPtr = next; |
|
2316 return XML_ERROR_INVALID_TOKEN; |
|
2317 case XML_TOK_PARTIAL: |
|
2318 if (nextPtr) { |
|
2319 *nextPtr = s; |
|
2320 return XML_ERROR_NONE; |
|
2321 } |
|
2322 return XML_ERROR_UNCLOSED_TOKEN; |
|
2323 case XML_TOK_PARTIAL_CHAR: |
|
2324 if (nextPtr) { |
|
2325 *nextPtr = s; |
|
2326 return XML_ERROR_NONE; |
|
2327 } |
|
2328 return XML_ERROR_PARTIAL_CHAR; |
|
2329 default: |
|
2330 return XML_ERROR_JUNK_AFTER_DOC_ELEMENT; |
|
2331 } |
|
2332 eventPtr = s = next; |
|
2333 } |
|
2334 } |
|
2335 |
235
|
2336 /* |
25
|
2337 static |
|
2338 enum XML_Error errorProcessor(XML_Parser parser, |
|
2339 const char *s, |
|
2340 const char *end, |
|
2341 const char **nextPtr) |
|
2342 { |
|
2343 return errorCode; |
|
2344 } |
235
|
2345 */ |
25
|
2346 |
|
2347 static enum XML_Error |
|
2348 storeAttributeValue(XML_Parser parser, const ENCODING *enc, int isCdata, |
|
2349 const char *ptr, const char *end, |
|
2350 STRING_POOL *pool) |
|
2351 { |
|
2352 enum XML_Error result = appendAttributeValue(parser, enc, isCdata, ptr, end, pool); |
|
2353 if (result) |
|
2354 return result; |
|
2355 if (!isCdata && poolLength(pool) && poolLastChar(pool) == 0x20) |
|
2356 poolChop(pool); |
|
2357 if (!poolAppendChar(pool, XML_T('\0'))) |
|
2358 return XML_ERROR_NO_MEMORY; |
|
2359 return XML_ERROR_NONE; |
|
2360 } |
|
2361 |
|
2362 static enum XML_Error |
|
2363 appendAttributeValue(XML_Parser parser, const ENCODING *enc, int isCdata, |
|
2364 const char *ptr, const char *end, |
|
2365 STRING_POOL *pool) |
|
2366 { |
|
2367 const ENCODING *internalEnc = ns ? XmlGetInternalEncodingNS() : XmlGetInternalEncoding(); |
|
2368 for (;;) { |
|
2369 const char *next; |
|
2370 int tok = XmlAttributeValueTok(enc, ptr, end, &next); |
|
2371 switch (tok) { |
|
2372 case XML_TOK_NONE: |
|
2373 return XML_ERROR_NONE; |
|
2374 case XML_TOK_INVALID: |
|
2375 if (enc == encoding) |
|
2376 eventPtr = next; |
|
2377 return XML_ERROR_INVALID_TOKEN; |
|
2378 case XML_TOK_PARTIAL: |
|
2379 if (enc == encoding) |
|
2380 eventPtr = ptr; |
|
2381 return XML_ERROR_INVALID_TOKEN; |
|
2382 case XML_TOK_CHAR_REF: |
|
2383 { |
|
2384 XML_Char buf[XML_ENCODE_MAX]; |
|
2385 int i; |
|
2386 int n = XmlCharRefNumber(enc, ptr); |
|
2387 if (n < 0) { |
|
2388 if (enc == encoding) |
|
2389 eventPtr = ptr; |
|
2390 return XML_ERROR_BAD_CHAR_REF; |
|
2391 } |
|
2392 if (!isCdata |
|
2393 && n == 0x20 /* space */ |
|
2394 && (poolLength(pool) == 0 || poolLastChar(pool) == 0x20)) |
|
2395 break; |
|
2396 n = XmlEncode(n, (ICHAR *)buf); |
|
2397 if (!n) { |
|
2398 if (enc == encoding) |
|
2399 eventPtr = ptr; |
|
2400 return XML_ERROR_BAD_CHAR_REF; |
|
2401 } |
|
2402 for (i = 0; i < n; i++) { |
|
2403 if (!poolAppendChar(pool, buf[i])) |
|
2404 return XML_ERROR_NO_MEMORY; |
|
2405 } |
|
2406 } |
|
2407 break; |
|
2408 case XML_TOK_DATA_CHARS: |
|
2409 if (!poolAppend(pool, enc, ptr, next)) |
|
2410 return XML_ERROR_NO_MEMORY; |
|
2411 break; |
|
2412 break; |
|
2413 case XML_TOK_TRAILING_CR: |
|
2414 next = ptr + enc->minBytesPerChar; |
|
2415 /* fall through */ |
|
2416 case XML_TOK_ATTRIBUTE_VALUE_S: |
|
2417 case XML_TOK_DATA_NEWLINE: |
|
2418 if (!isCdata && (poolLength(pool) == 0 || poolLastChar(pool) == 0x20)) |
|
2419 break; |
|
2420 if (!poolAppendChar(pool, 0x20)) |
|
2421 return XML_ERROR_NO_MEMORY; |
|
2422 break; |
|
2423 case XML_TOK_ENTITY_REF: |
|
2424 { |
|
2425 const XML_Char *name; |
|
2426 ENTITY *entity; |
|
2427 XML_Char ch = XmlPredefinedEntityName(enc, |
|
2428 ptr + enc->minBytesPerChar, |
|
2429 next - enc->minBytesPerChar); |
|
2430 if (ch) { |
|
2431 if (!poolAppendChar(pool, ch)) |
|
2432 return XML_ERROR_NO_MEMORY; |
|
2433 break; |
|
2434 } |
|
2435 name = poolStoreString(&temp2Pool, enc, |
|
2436 ptr + enc->minBytesPerChar, |
|
2437 next - enc->minBytesPerChar); |
|
2438 if (!name) |
|
2439 return XML_ERROR_NO_MEMORY; |
|
2440 entity = (ENTITY *)lookup(&dtd.generalEntities, name, 0); |
|
2441 poolDiscard(&temp2Pool); |
|
2442 if (!entity) { |
|
2443 if (dtd.complete) { |
|
2444 if (enc == encoding) |
|
2445 eventPtr = ptr; |
|
2446 return XML_ERROR_UNDEFINED_ENTITY; |
|
2447 } |
|
2448 } |
|
2449 else if (entity->open) { |
|
2450 if (enc == encoding) |
|
2451 eventPtr = ptr; |
|
2452 return XML_ERROR_RECURSIVE_ENTITY_REF; |
|
2453 } |
|
2454 else if (entity->notation) { |
|
2455 if (enc == encoding) |
|
2456 eventPtr = ptr; |
|
2457 return XML_ERROR_BINARY_ENTITY_REF; |
|
2458 } |
|
2459 else if (!entity->textPtr) { |
|
2460 if (enc == encoding) |
|
2461 eventPtr = ptr; |
|
2462 return XML_ERROR_ATTRIBUTE_EXTERNAL_ENTITY_REF; |
|
2463 } |
|
2464 else { |
|
2465 enum XML_Error result; |
|
2466 const XML_Char *textEnd = entity->textPtr + entity->textLen; |
|
2467 entity->open = 1; |
|
2468 result = appendAttributeValue(parser, internalEnc, isCdata, (char *)entity->textPtr, (char *)textEnd, pool); |
|
2469 entity->open = 0; |
|
2470 if (result) |
|
2471 return result; |
|
2472 } |
|
2473 } |
|
2474 break; |
|
2475 default: |
|
2476 abort(); |
|
2477 } |
|
2478 ptr = next; |
|
2479 } |
|
2480 /* not reached */ |
|
2481 } |
|
2482 |
|
2483 static |
|
2484 enum XML_Error storeEntityValue(XML_Parser parser, |
|
2485 const char *entityTextPtr, |
|
2486 const char *entityTextEnd) |
|
2487 { |
235
|
2488 /* const ENCODING *internalEnc = ns ? XmlGetInternalEncodingNS() : XmlGetInternalEncoding(); */ |
25
|
2489 STRING_POOL *pool = &(dtd.pool); |
|
2490 entityTextPtr += encoding->minBytesPerChar; |
|
2491 entityTextEnd -= encoding->minBytesPerChar; |
|
2492 for (;;) { |
|
2493 const char *next; |
|
2494 int tok = XmlEntityValueTok(encoding, entityTextPtr, entityTextEnd, &next); |
|
2495 switch (tok) { |
|
2496 case XML_TOK_PARAM_ENTITY_REF: |
|
2497 eventPtr = entityTextPtr; |
|
2498 return XML_ERROR_SYNTAX; |
|
2499 case XML_TOK_NONE: |
|
2500 if (declEntity) { |
|
2501 declEntity->textPtr = pool->start; |
|
2502 declEntity->textLen = pool->ptr - pool->start; |
|
2503 poolFinish(pool); |
|
2504 } |
|
2505 else |
|
2506 poolDiscard(pool); |
|
2507 return XML_ERROR_NONE; |
|
2508 case XML_TOK_ENTITY_REF: |
|
2509 case XML_TOK_DATA_CHARS: |
|
2510 if (!poolAppend(pool, encoding, entityTextPtr, next)) |
|
2511 return XML_ERROR_NO_MEMORY; |
|
2512 break; |
|
2513 case XML_TOK_TRAILING_CR: |
|
2514 next = entityTextPtr + encoding->minBytesPerChar; |
|
2515 /* fall through */ |
|
2516 case XML_TOK_DATA_NEWLINE: |
|
2517 if (pool->end == pool->ptr && !poolGrow(pool)) |
|
2518 return XML_ERROR_NO_MEMORY; |
|
2519 *(pool->ptr)++ = 0xA; |
|
2520 break; |
|
2521 case XML_TOK_CHAR_REF: |
|
2522 { |
|
2523 XML_Char buf[XML_ENCODE_MAX]; |
|
2524 int i; |
|
2525 int n = XmlCharRefNumber(encoding, entityTextPtr); |
|
2526 if (n < 0) { |
|
2527 eventPtr = entityTextPtr; |
|
2528 return XML_ERROR_BAD_CHAR_REF; |
|
2529 } |
|
2530 n = XmlEncode(n, (ICHAR *)buf); |
|
2531 if (!n) { |
|
2532 eventPtr = entityTextPtr; |
|
2533 return XML_ERROR_BAD_CHAR_REF; |
|
2534 } |
|
2535 for (i = 0; i < n; i++) { |
|
2536 if (pool->end == pool->ptr && !poolGrow(pool)) |
|
2537 return XML_ERROR_NO_MEMORY; |
|
2538 *(pool->ptr)++ = buf[i]; |
|
2539 } |
|
2540 } |
|
2541 break; |
|
2542 case XML_TOK_PARTIAL: |
|
2543 eventPtr = entityTextPtr; |
|
2544 return XML_ERROR_INVALID_TOKEN; |
|
2545 case XML_TOK_INVALID: |
|
2546 eventPtr = next; |
|
2547 return XML_ERROR_INVALID_TOKEN; |
|
2548 default: |
|
2549 abort(); |
|
2550 } |
|
2551 entityTextPtr = next; |
|
2552 } |
|
2553 /* not reached */ |
|
2554 } |
|
2555 |
|
2556 static void |
|
2557 normalizeLines(XML_Char *s) |
|
2558 { |
|
2559 XML_Char *p; |
|
2560 for (;; s++) { |
|
2561 if (*s == XML_T('\0')) |
|
2562 return; |
|
2563 if (*s == 0xD) |
|
2564 break; |
|
2565 } |
|
2566 p = s; |
|
2567 do { |
|
2568 if (*s == 0xD) { |
|
2569 *p++ = 0xA; |
|
2570 if (*++s == 0xA) |
|
2571 s++; |
|
2572 } |
|
2573 else |
|
2574 *p++ = *s++; |
|
2575 } while (*s); |
|
2576 *p = XML_T('\0'); |
|
2577 } |
|
2578 |
|
2579 static int |
|
2580 reportProcessingInstruction(XML_Parser parser, const ENCODING *enc, const char *start, const char *end) |
|
2581 { |
|
2582 const XML_Char *target; |
|
2583 XML_Char *data; |
|
2584 const char *tem; |
|
2585 if (!processingInstructionHandler) { |
|
2586 if (defaultHandler) |
|
2587 reportDefault(parser, enc, start, end); |
|
2588 return 1; |
|
2589 } |
|
2590 start += enc->minBytesPerChar * 2; |
|
2591 tem = start + XmlNameLength(enc, start); |
|
2592 target = poolStoreString(&tempPool, enc, start, tem); |
|
2593 if (!target) |
|
2594 return 0; |
|
2595 poolFinish(&tempPool); |
|
2596 data = poolStoreString(&tempPool, enc, |
|
2597 XmlSkipS(enc, tem), |
|
2598 end - enc->minBytesPerChar*2); |
|
2599 if (!data) |
|
2600 return 0; |
|
2601 normalizeLines(data); |
|
2602 processingInstructionHandler(handlerArg, target, data); |
|
2603 poolClear(&tempPool); |
|
2604 return 1; |
|
2605 } |
|
2606 |
|
2607 static int |
|
2608 reportComment(XML_Parser parser, const ENCODING *enc, const char *start, const char *end) |
|
2609 { |
|
2610 XML_Char *data; |
|
2611 if (!commentHandler) { |
|
2612 if (defaultHandler) |
|
2613 reportDefault(parser, enc, start, end); |
|
2614 return 1; |
|
2615 } |
|
2616 data = poolStoreString(&tempPool, |
|
2617 enc, |
|
2618 start + enc->minBytesPerChar * 4, |
|
2619 end - enc->minBytesPerChar * 3); |
|
2620 if (!data) |
|
2621 return 0; |
|
2622 normalizeLines(data); |
|
2623 commentHandler(handlerArg, data); |
|
2624 poolClear(&tempPool); |
|
2625 return 1; |
|
2626 } |
|
2627 |
|
2628 static void |
|
2629 reportDefault(XML_Parser parser, const ENCODING *enc, const char *s, const char *end) |
|
2630 { |
|
2631 if (MUST_CONVERT(enc, s)) { |
|
2632 const char **eventPP; |
|
2633 const char **eventEndPP; |
|
2634 if (enc == encoding) { |
|
2635 eventPP = &eventPtr; |
|
2636 eventEndPP = &eventEndPtr; |
|
2637 } |
|
2638 else { |
|
2639 eventPP = &(openInternalEntities->internalEventPtr); |
|
2640 eventEndPP = &(openInternalEntities->internalEventEndPtr); |
|
2641 } |
|
2642 do { |
|
2643 ICHAR *dataPtr = (ICHAR *)dataBuf; |
|
2644 XmlConvert(enc, &s, end, &dataPtr, (ICHAR *)dataBufEnd); |
|
2645 *eventEndPP = s; |
|
2646 defaultHandler(handlerArg, dataBuf, dataPtr - (ICHAR *)dataBuf); |
|
2647 *eventPP = s; |
|
2648 } while (s != end); |
|
2649 } |
|
2650 else |
|
2651 defaultHandler(handlerArg, (XML_Char *)s, (XML_Char *)end - (XML_Char *)s); |
|
2652 } |
|
2653 |
|
2654 |
|
2655 static int |
|
2656 defineAttribute(ELEMENT_TYPE *type, ATTRIBUTE_ID *attId, int isCdata, const XML_Char *value) |
|
2657 { |
|
2658 DEFAULT_ATTRIBUTE *att; |
|
2659 if (type->nDefaultAtts == type->allocDefaultAtts) { |
|
2660 if (type->allocDefaultAtts == 0) { |
|
2661 type->allocDefaultAtts = 8; |
|
2662 type->defaultAtts = malloc(type->allocDefaultAtts*sizeof(DEFAULT_ATTRIBUTE)); |
|
2663 } |
|
2664 else { |
|
2665 type->allocDefaultAtts *= 2; |
|
2666 type->defaultAtts = realloc(type->defaultAtts, |
|
2667 type->allocDefaultAtts*sizeof(DEFAULT_ATTRIBUTE)); |
|
2668 } |
|
2669 if (!type->defaultAtts) |
|
2670 return 0; |
|
2671 } |
|
2672 att = type->defaultAtts + type->nDefaultAtts; |
|
2673 att->id = attId; |
|
2674 att->value = value; |
|
2675 att->isCdata = isCdata; |
|
2676 if (!isCdata) |
|
2677 attId->maybeTokenized = 1; |
|
2678 type->nDefaultAtts += 1; |
|
2679 return 1; |
|
2680 } |
|
2681 |
|
2682 static int setElementTypePrefix(XML_Parser parser, ELEMENT_TYPE *elementType) |
|
2683 { |
|
2684 const XML_Char *name; |
|
2685 for (name = elementType->name; *name; name++) { |
|
2686 if (*name == XML_T(':')) { |
|
2687 PREFIX *prefix; |
|
2688 const XML_Char *s; |
|
2689 for (s = elementType->name; s != name; s++) { |
|
2690 if (!poolAppendChar(&dtd.pool, *s)) |
|
2691 return 0; |
|
2692 } |
|
2693 if (!poolAppendChar(&dtd.pool, XML_T('\0'))) |
|
2694 return 0; |
|
2695 prefix = (PREFIX *)lookup(&dtd.prefixes, poolStart(&dtd.pool), sizeof(PREFIX)); |
|
2696 if (!prefix) |
|
2697 return 0; |
|
2698 if (prefix->name == poolStart(&dtd.pool)) |
|
2699 poolFinish(&dtd.pool); |
|
2700 else |
|
2701 poolDiscard(&dtd.pool); |
|
2702 elementType->prefix = prefix; |
|
2703 |
|
2704 } |
|
2705 } |
|
2706 return 1; |
|
2707 } |
|
2708 |
|
2709 static ATTRIBUTE_ID * |
|
2710 getAttributeId(XML_Parser parser, const ENCODING *enc, const char *start, const char *end) |
|
2711 { |
|
2712 ATTRIBUTE_ID *id; |
|
2713 const XML_Char *name; |
|
2714 if (!poolAppendChar(&dtd.pool, XML_T('\0'))) |
|
2715 return 0; |
|
2716 name = poolStoreString(&dtd.pool, enc, start, end); |
|
2717 if (!name) |
|
2718 return 0; |
|
2719 ++name; |
|
2720 id = (ATTRIBUTE_ID *)lookup(&dtd.attributeIds, name, sizeof(ATTRIBUTE_ID)); |
|
2721 if (!id) |
|
2722 return 0; |
|
2723 if (id->name != name) |
|
2724 poolDiscard(&dtd.pool); |
|
2725 else { |
|
2726 poolFinish(&dtd.pool); |
|
2727 if (!ns) |
|
2728 ; |
|
2729 else if (name[0] == 'x' |
|
2730 && name[1] == 'm' |
|
2731 && name[2] == 'l' |
|
2732 && name[3] == 'n' |
|
2733 && name[4] == 's' |
|
2734 && (name[5] == XML_T('\0') || name[5] == XML_T(':'))) { |
|
2735 if (name[5] == '\0') |
|
2736 id->prefix = &dtd.defaultPrefix; |
|
2737 else |
|
2738 id->prefix = (PREFIX *)lookup(&dtd.prefixes, name + 6, sizeof(PREFIX)); |
|
2739 id->xmlns = 1; |
|
2740 } |
|
2741 else { |
|
2742 int i; |
|
2743 for (i = 0; name[i]; i++) { |
|
2744 if (name[i] == XML_T(':')) { |
|
2745 int j; |
|
2746 for (j = 0; j < i; j++) { |
|
2747 if (!poolAppendChar(&dtd.pool, name[j])) |
|
2748 return 0; |
|
2749 } |
|
2750 if (!poolAppendChar(&dtd.pool, XML_T('\0'))) |
|
2751 return 0; |
|
2752 id->prefix = (PREFIX *)lookup(&dtd.prefixes, poolStart(&dtd.pool), sizeof(PREFIX)); |
|
2753 if (id->prefix->name == poolStart(&dtd.pool)) |
|
2754 poolFinish(&dtd.pool); |
|
2755 else |
|
2756 poolDiscard(&dtd.pool); |
|
2757 break; |
|
2758 } |
|
2759 } |
|
2760 } |
|
2761 } |
|
2762 return id; |
|
2763 } |
|
2764 |
|
2765 #define CONTEXT_SEP XML_T('\f') |
|
2766 |
|
2767 static |
|
2768 const XML_Char *getContext(XML_Parser parser) |
|
2769 { |
|
2770 HASH_TABLE_ITER iter; |
|
2771 int needSep = 0; |
|
2772 |
|
2773 if (dtd.defaultPrefix.binding) { |
|
2774 int i; |
|
2775 int len; |
|
2776 if (!poolAppendChar(&tempPool, XML_T('='))) |
|
2777 return 0; |
|
2778 len = dtd.defaultPrefix.binding->uriLen; |
|
2779 if (namespaceSeparator != XML_T('\0')) |
|
2780 len--; |
|
2781 for (i = 0; i < len; i++) |
|
2782 if (!poolAppendChar(&tempPool, dtd.defaultPrefix.binding->uri[i])) |
|
2783 return 0; |
|
2784 needSep = 1; |
|
2785 } |
|
2786 |
|
2787 hashTableIterInit(&iter, &(dtd.prefixes)); |
|
2788 for (;;) { |
|
2789 int i; |
|
2790 int len; |
|
2791 const XML_Char *s; |
|
2792 PREFIX *prefix = (PREFIX *)hashTableIterNext(&iter); |
|
2793 if (!prefix) |
|
2794 break; |
|
2795 if (!prefix->binding) |
|
2796 continue; |
|
2797 if (needSep && !poolAppendChar(&tempPool, CONTEXT_SEP)) |
|
2798 return 0; |
|
2799 for (s = prefix->name; *s; s++) |
|
2800 if (!poolAppendChar(&tempPool, *s)) |
|
2801 return 0; |
|
2802 if (!poolAppendChar(&tempPool, XML_T('='))) |
|
2803 return 0; |
|
2804 len = prefix->binding->uriLen; |
|
2805 if (namespaceSeparator != XML_T('\0')) |
|
2806 len--; |
|
2807 for (i = 0; i < len; i++) |
|
2808 if (!poolAppendChar(&tempPool, prefix->binding->uri[i])) |
|
2809 return 0; |
|
2810 needSep = 1; |
|
2811 } |
|
2812 |
|
2813 |
|
2814 hashTableIterInit(&iter, &(dtd.generalEntities)); |
|
2815 for (;;) { |
|
2816 const XML_Char *s; |
|
2817 ENTITY *e = (ENTITY *)hashTableIterNext(&iter); |
|
2818 if (!e) |
|
2819 break; |
|
2820 if (!e->open) |
|
2821 continue; |
|
2822 if (needSep && !poolAppendChar(&tempPool, CONTEXT_SEP)) |
|
2823 return 0; |
|
2824 for (s = e->name; *s; s++) |
|
2825 if (!poolAppendChar(&tempPool, *s)) |
|
2826 return 0; |
|
2827 needSep = 1; |
|
2828 } |
|
2829 |
|
2830 if (!poolAppendChar(&tempPool, XML_T('\0'))) |
|
2831 return 0; |
|
2832 return tempPool.start; |
|
2833 } |
|
2834 |
|
2835 static |
|
2836 int setContext(XML_Parser parser, const XML_Char *context) |
|
2837 { |
|
2838 const XML_Char *s = context; |
|
2839 |
|
2840 while (*context != XML_T('\0')) { |
|
2841 if (*s == CONTEXT_SEP || *s == XML_T('\0')) { |
|
2842 ENTITY *e; |
|
2843 if (!poolAppendChar(&tempPool, XML_T('\0'))) |
|
2844 return 0; |
|
2845 e = (ENTITY *)lookup(&dtd.generalEntities, poolStart(&tempPool), 0); |
|
2846 if (e) |
|
2847 e->open = 1; |
|
2848 if (*s != XML_T('\0')) |
|
2849 s++; |
|
2850 context = s; |
|
2851 poolDiscard(&tempPool); |
|
2852 } |
|
2853 else if (*s == '=') { |
|
2854 PREFIX *prefix; |
|
2855 if (poolLength(&tempPool) == 0) |
|
2856 prefix = &dtd.defaultPrefix; |
|
2857 else { |
|
2858 if (!poolAppendChar(&tempPool, XML_T('\0'))) |
|
2859 return 0; |
|
2860 prefix = (PREFIX *)lookup(&dtd.prefixes, poolStart(&tempPool), sizeof(PREFIX)); |
|
2861 if (!prefix) |
|
2862 return 0; |
|
2863 if (prefix->name == poolStart(&tempPool)) |
|
2864 poolFinish(&tempPool); |
|
2865 else |
|
2866 poolDiscard(&tempPool); |
|
2867 } |
|
2868 for (context = s + 1; *context != CONTEXT_SEP && *context != XML_T('\0'); context++) |
|
2869 if (!poolAppendChar(&tempPool, *context)) |
|
2870 return 0; |
|
2871 if (!poolAppendChar(&tempPool, XML_T('\0'))) |
|
2872 return 0; |
|
2873 if (!addBinding(parser, prefix, 0, poolStart(&tempPool), &inheritedBindings)) |
|
2874 return 0; |
|
2875 poolDiscard(&tempPool); |
|
2876 if (*context != XML_T('\0')) |
|
2877 ++context; |
|
2878 s = context; |
|
2879 } |
|
2880 else { |
|
2881 if (!poolAppendChar(&tempPool, *s)) |
|
2882 return 0; |
|
2883 s++; |
|
2884 } |
|
2885 } |
|
2886 return 1; |
|
2887 } |
|
2888 |
|
2889 |
|
2890 static |
|
2891 void normalizePublicId(XML_Char *publicId) |
|
2892 { |
|
2893 XML_Char *p = publicId; |
|
2894 XML_Char *s; |
|
2895 for (s = publicId; *s; s++) { |
|
2896 switch (*s) { |
|
2897 case 0x20: |
|
2898 case 0xD: |
|
2899 case 0xA: |
|
2900 if (p != publicId && p[-1] != 0x20) |
|
2901 *p++ = 0x20; |
|
2902 break; |
|
2903 default: |
|
2904 *p++ = *s; |
|
2905 } |
|
2906 } |
|
2907 if (p != publicId && p[-1] == 0x20) |
|
2908 --p; |
|
2909 *p = XML_T('\0'); |
|
2910 } |
|
2911 |
|
2912 static int dtdInit(DTD *p) |
|
2913 { |
|
2914 poolInit(&(p->pool)); |
|
2915 hashTableInit(&(p->generalEntities)); |
|
2916 hashTableInit(&(p->elementTypes)); |
|
2917 hashTableInit(&(p->attributeIds)); |
|
2918 hashTableInit(&(p->prefixes)); |
|
2919 p->complete = 1; |
|
2920 p->standalone = 0; |
|
2921 p->base = 0; |
|
2922 p->defaultPrefix.name = 0; |
|
2923 p->defaultPrefix.binding = 0; |
|
2924 return 1; |
|
2925 } |
|
2926 |
|
2927 static void dtdDestroy(DTD *p) |
|
2928 { |
|
2929 HASH_TABLE_ITER iter; |
|
2930 hashTableIterInit(&iter, &(p->elementTypes)); |
|
2931 for (;;) { |
|
2932 ELEMENT_TYPE *e = (ELEMENT_TYPE *)hashTableIterNext(&iter); |
|
2933 if (!e) |
|
2934 break; |
|
2935 if (e->allocDefaultAtts != 0) |
|
2936 free(e->defaultAtts); |
|
2937 } |
|
2938 hashTableDestroy(&(p->generalEntities)); |
|
2939 hashTableDestroy(&(p->elementTypes)); |
|
2940 hashTableDestroy(&(p->attributeIds)); |
|
2941 hashTableDestroy(&(p->prefixes)); |
|
2942 poolDestroy(&(p->pool)); |
|
2943 } |
|
2944 |
|
2945 /* Do a deep copy of the DTD. Return 0 for out of memory; non-zero otherwise. |
|
2946 The new DTD has already been initialized. */ |
|
2947 |
|
2948 static int dtdCopy(DTD *newDtd, const DTD *oldDtd) |
|
2949 { |
|
2950 HASH_TABLE_ITER iter; |
|
2951 |
|
2952 if (oldDtd->base) { |
|
2953 const XML_Char *tem = poolCopyString(&(newDtd->pool), oldDtd->base); |
|
2954 if (!tem) |
|
2955 return 0; |
|
2956 newDtd->base = tem; |
|
2957 } |
|
2958 |
|
2959 /* Copy the prefix table. */ |
|
2960 |
|
2961 hashTableIterInit(&iter, &(oldDtd->prefixes)); |
|
2962 for (;;) { |
|
2963 const XML_Char *name; |
|
2964 const PREFIX *oldP = (PREFIX *)hashTableIterNext(&iter); |
|
2965 if (!oldP) |
|
2966 break; |
|
2967 name = poolCopyString(&(newDtd->pool), oldP->name); |
|
2968 if (!name) |
|
2969 return 0; |
|
2970 if (!lookup(&(newDtd->prefixes), name, sizeof(PREFIX))) |
|
2971 return 0; |
|
2972 } |
|
2973 |
|
2974 hashTableIterInit(&iter, &(oldDtd->attributeIds)); |
|
2975 |
|
2976 /* Copy the attribute id table. */ |
|
2977 |
|
2978 for (;;) { |
|
2979 ATTRIBUTE_ID *newA; |
|
2980 const XML_Char *name; |
|
2981 const ATTRIBUTE_ID *oldA = (ATTRIBUTE_ID *)hashTableIterNext(&iter); |
|
2982 |
|
2983 if (!oldA) |
|
2984 break; |
|
2985 /* Remember to allocate the scratch byte before the name. */ |
|
2986 if (!poolAppendChar(&(newDtd->pool), XML_T('\0'))) |
|
2987 return 0; |
|
2988 name = poolCopyString(&(newDtd->pool), oldA->name); |
|
2989 if (!name) |
|
2990 return 0; |
|
2991 ++name; |
|
2992 newA = (ATTRIBUTE_ID *)lookup(&(newDtd->attributeIds), name, sizeof(ATTRIBUTE_ID)); |
|
2993 if (!newA) |
|
2994 return 0; |
|
2995 newA->maybeTokenized = oldA->maybeTokenized; |
|
2996 if (oldA->prefix) { |
|
2997 newA->xmlns = oldA->xmlns; |
|
2998 if (oldA->prefix == &oldDtd->defaultPrefix) |
|
2999 newA->prefix = &newDtd->defaultPrefix; |
|
3000 else |
|
3001 newA->prefix = (PREFIX *)lookup(&(newDtd->prefixes), oldA->prefix->name, 0); |
|
3002 } |
|
3003 } |
|
3004 |
|
3005 /* Copy the element type table. */ |
|
3006 |
|
3007 hashTableIterInit(&iter, &(oldDtd->elementTypes)); |
|
3008 |
|
3009 for (;;) { |
|
3010 int i; |
|
3011 ELEMENT_TYPE *newE; |
|
3012 const XML_Char *name; |
|
3013 const ELEMENT_TYPE *oldE = (ELEMENT_TYPE *)hashTableIterNext(&iter); |
|
3014 if (!oldE) |
|
3015 break; |
|
3016 name = poolCopyString(&(newDtd->pool), oldE->name); |
|
3017 if (!name) |
|
3018 return 0; |
|
3019 newE = (ELEMENT_TYPE *)lookup(&(newDtd->elementTypes), name, sizeof(ELEMENT_TYPE)); |
|
3020 if (!newE) |
|
3021 return 0; |
|
3022 if (oldE->nDefaultAtts) { |
|
3023 newE->defaultAtts = (DEFAULT_ATTRIBUTE *)malloc(oldE->nDefaultAtts * sizeof(DEFAULT_ATTRIBUTE)); |
|
3024 if (!newE->defaultAtts) |
|
3025 return 0; |
|
3026 } |
|
3027 newE->allocDefaultAtts = newE->nDefaultAtts = oldE->nDefaultAtts; |
|
3028 if (oldE->prefix) |
|
3029 newE->prefix = (PREFIX *)lookup(&(newDtd->prefixes), oldE->prefix->name, 0); |
|
3030 for (i = 0; i < newE->nDefaultAtts; i++) { |
|
3031 newE->defaultAtts[i].id = (ATTRIBUTE_ID *)lookup(&(newDtd->attributeIds), oldE->defaultAtts[i].id->name, 0); |
|
3032 newE->defaultAtts[i].isCdata = oldE->defaultAtts[i].isCdata; |
|
3033 if (oldE->defaultAtts[i].value) { |
|
3034 newE->defaultAtts[i].value = poolCopyString(&(newDtd->pool), oldE->defaultAtts[i].value); |
|
3035 if (!newE->defaultAtts[i].value) |
|
3036 return 0; |
|
3037 } |
|
3038 else |
|
3039 newE->defaultAtts[i].value = 0; |
|
3040 } |
|
3041 } |
|
3042 |
|
3043 /* Copy the entity table. */ |
|
3044 |
|
3045 hashTableIterInit(&iter, &(oldDtd->generalEntities)); |
|
3046 |
|
3047 for (;;) { |
|
3048 ENTITY *newE; |
|
3049 const XML_Char *name; |
|
3050 const ENTITY *oldE = (ENTITY *)hashTableIterNext(&iter); |
|
3051 if (!oldE) |
|
3052 break; |
|
3053 name = poolCopyString(&(newDtd->pool), oldE->name); |
|
3054 if (!name) |
|
3055 return 0; |
|
3056 newE = (ENTITY *)lookup(&(newDtd->generalEntities), name, sizeof(ENTITY)); |
|
3057 if (!newE) |
|
3058 return 0; |
|
3059 if (oldE->systemId) { |
|
3060 const XML_Char *tem = poolCopyString(&(newDtd->pool), oldE->systemId); |
|
3061 if (!tem) |
|
3062 return 0; |
|
3063 newE->systemId = tem; |
|
3064 if (oldE->base) { |
|
3065 if (oldE->base == oldDtd->base) |
|
3066 newE->base = newDtd->base; |
|
3067 tem = poolCopyString(&(newDtd->pool), oldE->base); |
|
3068 if (!tem) |
|
3069 return 0; |
|
3070 newE->base = tem; |
|
3071 } |
|
3072 } |
|
3073 else { |
|
3074 const XML_Char *tem = poolCopyStringN(&(newDtd->pool), oldE->textPtr, oldE->textLen); |
|
3075 if (!tem) |
|
3076 return 0; |
|
3077 newE->textPtr = tem; |
|
3078 newE->textLen = oldE->textLen; |
|
3079 } |
|
3080 if (oldE->notation) { |
|
3081 const XML_Char *tem = poolCopyString(&(newDtd->pool), oldE->notation); |
|
3082 if (!tem) |
|
3083 return 0; |
|
3084 newE->notation = tem; |
|
3085 } |
|
3086 } |
|
3087 |
|
3088 newDtd->complete = oldDtd->complete; |
|
3089 newDtd->standalone = oldDtd->standalone; |
|
3090 return 1; |
|
3091 } |
|
3092 |
|
3093 static |
|
3094 void poolInit(STRING_POOL *pool) |
|
3095 { |
|
3096 pool->blocks = 0; |
|
3097 pool->freeBlocks = 0; |
|
3098 pool->start = 0; |
|
3099 pool->ptr = 0; |
|
3100 pool->end = 0; |
|
3101 } |
|
3102 |
|
3103 static |
|
3104 void poolClear(STRING_POOL *pool) |
|
3105 { |
|
3106 if (!pool->freeBlocks) |
|
3107 pool->freeBlocks = pool->blocks; |
|
3108 else { |
|
3109 BLOCK *p = pool->blocks; |
|
3110 while (p) { |
|
3111 BLOCK *tem = p->next; |
|
3112 p->next = pool->freeBlocks; |
|
3113 pool->freeBlocks = p; |
|
3114 p = tem; |
|
3115 } |
|
3116 } |
|
3117 pool->blocks = 0; |
|
3118 pool->start = 0; |
|
3119 pool->ptr = 0; |
|
3120 pool->end = 0; |
|
3121 } |
|
3122 |
|
3123 static |
|
3124 void poolDestroy(STRING_POOL *pool) |
|
3125 { |
|
3126 BLOCK *p = pool->blocks; |
|
3127 while (p) { |
|
3128 BLOCK *tem = p->next; |
|
3129 free(p); |
|
3130 p = tem; |
|
3131 } |
|
3132 pool->blocks = 0; |
|
3133 p = pool->freeBlocks; |
|
3134 while (p) { |
|
3135 BLOCK *tem = p->next; |
|
3136 free(p); |
|
3137 p = tem; |
|
3138 } |
|
3139 pool->freeBlocks = 0; |
|
3140 pool->ptr = 0; |
|
3141 pool->start = 0; |
|
3142 pool->end = 0; |
|
3143 } |
|
3144 |
|
3145 static |
|
3146 XML_Char *poolAppend(STRING_POOL *pool, const ENCODING *enc, |
|
3147 const char *ptr, const char *end) |
|
3148 { |
|
3149 if (!pool->ptr && !poolGrow(pool)) |
|
3150 return 0; |
|
3151 for (;;) { |
|
3152 XmlConvert(enc, &ptr, end, (ICHAR **)&(pool->ptr), (ICHAR *)pool->end); |
|
3153 if (ptr == end) |
|
3154 break; |
|
3155 if (!poolGrow(pool)) |
|
3156 return 0; |
|
3157 } |
|
3158 return pool->start; |
|
3159 } |
|
3160 |
|
3161 static const XML_Char *poolCopyString(STRING_POOL *pool, const XML_Char *s) |
|
3162 { |
|
3163 do { |
|
3164 if (!poolAppendChar(pool, *s)) |
|
3165 return 0; |
|
3166 } while (*s++); |
|
3167 s = pool->start; |
|
3168 poolFinish(pool); |
|
3169 return s; |
|
3170 } |
|
3171 |
|
3172 static const XML_Char *poolCopyStringN(STRING_POOL *pool, const XML_Char *s, int n) |
|
3173 { |
|
3174 if (!pool->ptr && !poolGrow(pool)) |
|
3175 return 0; |
|
3176 for (; n > 0; --n, s++) { |
|
3177 if (!poolAppendChar(pool, *s)) |
|
3178 return 0; |
|
3179 |
|
3180 } |
|
3181 s = pool->start; |
|
3182 poolFinish(pool); |
|
3183 return s; |
|
3184 } |
|
3185 |
|
3186 static |
|
3187 XML_Char *poolStoreString(STRING_POOL *pool, const ENCODING *enc, |
|
3188 const char *ptr, const char *end) |
|
3189 { |
|
3190 if (!poolAppend(pool, enc, ptr, end)) |
|
3191 return 0; |
|
3192 if (pool->ptr == pool->end && !poolGrow(pool)) |
|
3193 return 0; |
|
3194 *(pool->ptr)++ = 0; |
|
3195 return pool->start; |
|
3196 } |
|
3197 |
|
3198 static |
|
3199 int poolGrow(STRING_POOL *pool) |
|
3200 { |
|
3201 if (pool->freeBlocks) { |
|
3202 if (pool->start == 0) { |
|
3203 pool->blocks = pool->freeBlocks; |
|
3204 pool->freeBlocks = pool->freeBlocks->next; |
|
3205 pool->blocks->next = 0; |
|
3206 pool->start = pool->blocks->s; |
|
3207 pool->end = pool->start + pool->blocks->size; |
|
3208 pool->ptr = pool->start; |
|
3209 return 1; |
|
3210 } |
|
3211 if (pool->end - pool->start < pool->freeBlocks->size) { |
|
3212 BLOCK *tem = pool->freeBlocks->next; |
|
3213 pool->freeBlocks->next = pool->blocks; |
|
3214 pool->blocks = pool->freeBlocks; |
|
3215 pool->freeBlocks = tem; |
|
3216 memcpy(pool->blocks->s, pool->start, (pool->end - pool->start) * sizeof(XML_Char)); |
|
3217 pool->ptr = pool->blocks->s + (pool->ptr - pool->start); |
|
3218 pool->start = pool->blocks->s; |
|
3219 pool->end = pool->start + pool->blocks->size; |
|
3220 return 1; |
|
3221 } |
|
3222 } |
|
3223 if (pool->blocks && pool->start == pool->blocks->s) { |
|
3224 int blockSize = (pool->end - pool->start)*2; |
|
3225 pool->blocks = realloc(pool->blocks, offsetof(BLOCK, s) + blockSize * sizeof(XML_Char)); |
|
3226 if (!pool->blocks) |
|
3227 return 0; |
|
3228 pool->blocks->size = blockSize; |
|
3229 pool->ptr = pool->blocks->s + (pool->ptr - pool->start); |
|
3230 pool->start = pool->blocks->s; |
|
3231 pool->end = pool->start + blockSize; |
|
3232 } |
|
3233 else { |
|
3234 BLOCK *tem; |
|
3235 int blockSize = pool->end - pool->start; |
|
3236 if (blockSize < INIT_BLOCK_SIZE) |
|
3237 blockSize = INIT_BLOCK_SIZE; |
|
3238 else |
|
3239 blockSize *= 2; |
|
3240 tem = malloc(offsetof(BLOCK, s) + blockSize * sizeof(XML_Char)); |
|
3241 if (!tem) |
|
3242 return 0; |
|
3243 tem->size = blockSize; |
|
3244 tem->next = pool->blocks; |
|
3245 pool->blocks = tem; |
|
3246 memcpy(tem->s, pool->start, (pool->ptr - pool->start) * sizeof(XML_Char)); |
|
3247 pool->ptr = tem->s + (pool->ptr - pool->start); |
|
3248 pool->start = tem->s; |
|
3249 pool->end = tem->s + blockSize; |
|
3250 } |
|
3251 return 1; |
|
3252 } |