25
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1 /* |
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2 * This program is free software; you can redistribute it and/or modify |
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3 * it under the terms of the GNU General Public License as published by |
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4 * the Free Software Foundation; either version 2 of the License, or |
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5 * (at your option) any later version. |
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6 * |
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7 * This program is distributed in the hope that it will be useful, |
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8 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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10 * GNU General Public License for more details. |
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11 * |
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12 * You should have received a copy of the GNU General Public License |
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13 * along with this program; if not, write to the Free Software |
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14 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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15 * |
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16 * Jabber |
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17 * Copyright (C) 1998-1999 The Jabber Team http://jabber.org/ |
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18 */ |
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19 |
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20 #include "libxode.h" |
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21 |
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22 /* Internal routines */ |
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23 xmlnode _xmlnode_new(pool p, const char* name, unsigned int type) |
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24 { |
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25 xmlnode result = NULL; |
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26 if (type > NTYPE_LAST) |
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27 return NULL; |
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28 |
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29 if (type != NTYPE_CDATA && name == NULL) |
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30 return NULL; |
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31 |
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32 if (p == NULL) |
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33 { |
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34 p = pool_heap(1*1024); |
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35 } |
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36 |
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37 /* Allocate & zero memory */ |
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38 result = (xmlnode)pmalloc(p, sizeof(_xmlnode)); |
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39 memset(result, '\0', sizeof(_xmlnode)); |
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40 |
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41 /* Initialize fields */ |
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42 if (type != NTYPE_CDATA) |
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43 result->name = pstrdup(p,name); |
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44 result->type = type; |
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45 result->p = p; |
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46 return result; |
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47 } |
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48 |
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49 static xmlnode _xmlnode_append_sibling(xmlnode lastsibling, const char* name, unsigned int type) |
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50 { |
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51 xmlnode result; |
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52 |
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53 result = _xmlnode_new(xmlnode_pool(lastsibling), name, type); |
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54 if (result != NULL) |
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55 { |
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56 /* Setup sibling pointers */ |
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57 result->prev = lastsibling; |
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58 lastsibling->next = result; |
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59 } |
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60 return result; |
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61 } |
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62 |
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63 static xmlnode _xmlnode_insert(xmlnode parent, const char* name, unsigned int type) |
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64 { |
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65 xmlnode result; |
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66 |
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67 if(parent == NULL || name == NULL) return NULL; |
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68 |
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69 /* If parent->firstchild is NULL, simply create a new node for the first child */ |
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70 if (parent->firstchild == NULL) |
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71 { |
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72 result = _xmlnode_new(parent->p, name, type); |
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73 parent->firstchild = result; |
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74 } |
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75 /* Otherwise, append this to the lastchild */ |
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76 else |
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77 { |
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78 result= _xmlnode_append_sibling(parent->lastchild, name, type); |
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79 } |
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80 result->parent = parent; |
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81 parent->lastchild = result; |
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82 return result; |
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83 |
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84 } |
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85 |
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86 static xmlnode _xmlnode_search(xmlnode firstsibling, const char* name, unsigned int type) |
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87 { |
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88 xmlnode current; |
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89 |
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90 /* Walk the sibling list, looking for a NTYPE_TAG xmlnode with |
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91 the specified name */ |
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92 current = firstsibling; |
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93 while (current != NULL) |
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94 { |
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95 if ((current->type == type) && (j_strcmp(current->name, name) == 0)) |
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96 return current; |
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97 else |
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98 current = current->next; |
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99 } |
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100 return NULL; |
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101 } |
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102 |
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103 static char* _xmlnode_merge(pool p, char* dest, unsigned int destsize, const char* src, unsigned int srcsize) |
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104 { |
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105 char* result; |
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106 result = (char*)pmalloc(p, destsize + srcsize + 1); |
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107 memcpy(result, dest, destsize); |
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108 memcpy(result+destsize, src, srcsize); |
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109 result[destsize + srcsize] = '\0'; |
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110 |
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111 /* WARNING: major ugly hack: since we're throwing the old data away, let's jump in the pool and subtract it from the size, this is for xmlstream's big-node checking */ |
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112 p->size -= destsize; |
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113 |
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114 return result; |
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115 } |
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116 |
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117 static void _xmlnode_hide_sibling(xmlnode child) |
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118 { |
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119 if(child == NULL) |
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120 return; |
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121 |
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122 if(child->prev != NULL) |
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123 child->prev->next = child->next; |
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124 if(child->next != NULL) |
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125 child->next->prev = child->prev; |
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126 } |
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127 |
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128 void _xmlnode_tag2str(spool s, xmlnode node, int flag) |
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129 { |
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130 xmlnode tmp; |
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131 |
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132 if(flag==0 || flag==1) |
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133 { |
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134 spooler(s,"<",xmlnode_get_name(node),s); |
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135 tmp = xmlnode_get_firstattrib(node); |
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136 while(tmp) { |
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137 spooler(s," ",xmlnode_get_name(tmp),"='",strescape(xmlnode_pool(node),xmlnode_get_data(tmp)),"'",s); |
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138 tmp = xmlnode_get_nextsibling(tmp); |
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139 } |
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140 if(flag==0) |
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141 spool_add(s,"/>"); |
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142 else |
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143 spool_add(s,">"); |
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144 } |
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145 else |
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146 { |
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147 spooler(s,"</",xmlnode_get_name(node),">",s); |
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148 } |
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149 } |
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150 |
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151 spool _xmlnode2spool(xmlnode node) |
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152 { |
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153 spool s; |
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154 int level=0,dir=0; |
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155 xmlnode tmp; |
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156 |
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157 if(!node || xmlnode_get_type(node)!=NTYPE_TAG) |
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158 return NULL; |
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159 |
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160 s = spool_new(xmlnode_pool(node)); |
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161 if(!s) return(NULL); |
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162 |
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163 while(1) |
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164 { |
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165 if(dir==0) |
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166 { |
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167 if(xmlnode_get_type(node) == NTYPE_TAG) |
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168 { |
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169 if(xmlnode_has_children(node)) |
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170 { |
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171 _xmlnode_tag2str(s,node,1); |
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172 node = xmlnode_get_firstchild(node); |
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173 level++; |
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174 continue; |
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175 } |
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176 else |
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177 { |
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178 _xmlnode_tag2str(s,node,0); |
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179 } |
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180 } |
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181 else |
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182 { |
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183 spool_add(s,strescape(xmlnode_pool(node),xmlnode_get_data(node))); |
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184 } |
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185 } |
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186 |
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187 tmp = xmlnode_get_nextsibling(node); |
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188 if(!tmp) |
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189 { |
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190 node = xmlnode_get_parent(node); |
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191 level--; |
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192 if(level>=0) _xmlnode_tag2str(s,node,2); |
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193 if(level<1) break; |
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194 dir = 1; |
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195 } |
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196 else |
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197 { |
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198 node = tmp; |
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199 dir = 0; |
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200 } |
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201 } |
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202 |
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203 return s; |
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204 } |
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205 |
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206 |
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207 /* External routines */ |
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208 |
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209 |
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210 /* |
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211 * xmlnode_new_tag -- create a tag node |
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212 * Automatically creates a memory pool for the node. |
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213 * |
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214 * parameters |
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215 * name -- name of the tag |
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216 * |
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217 * returns |
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218 * a pointer to the tag node |
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219 * or NULL if it was unsuccessfull |
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220 */ |
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221 xmlnode xmlnode_new_tag(const char* name) |
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222 { |
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223 return _xmlnode_new(NULL, name, NTYPE_TAG); |
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224 } |
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225 |
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226 |
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227 /* |
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228 * xmlnode_new_tag_pool -- create a tag node within given pool |
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229 * |
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230 * parameters |
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231 * p -- previously created memory pool |
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232 * name -- name of the tag |
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233 * |
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234 * returns |
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235 * a pointer to the tag node |
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236 * or NULL if it was unsuccessfull |
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237 */ |
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238 xmlnode xmlnode_new_tag_pool(pool p, const char* name) |
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239 { |
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240 return _xmlnode_new(p, name, NTYPE_TAG); |
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241 } |
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242 |
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243 |
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244 /* |
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245 * xmlnode_insert_tag -- append a child tag to a tag |
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246 * |
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247 * parameters |
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248 * parent -- pointer to the parent tag |
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249 * name -- name of the child tag |
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250 * |
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251 * returns |
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252 * a pointer to the child tag node |
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253 * or NULL if it was unsuccessfull |
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254 */ |
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255 xmlnode xmlnode_insert_tag(xmlnode parent, const char* name) |
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256 { |
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257 return _xmlnode_insert(parent, name, NTYPE_TAG); |
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258 } |
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259 |
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260 |
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261 /* |
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262 * xmlnode_insert_cdata -- append character data to a tag |
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263 * If last child of the parent is CDATA, merges CDATA nodes. Otherwise |
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264 * creates a CDATA node, and appends it to the parent's child list. |
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265 * |
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266 * parameters |
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267 * parent -- parent tag |
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268 * CDATA -- character data |
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269 * size -- size of CDATA |
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270 * or -1 for null-terminated CDATA strings |
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271 * |
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272 * returns |
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273 * a pointer to the child CDATA node |
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274 * or NULL if it was unsuccessfull |
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275 */ |
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276 xmlnode xmlnode_insert_cdata(xmlnode parent, const char* CDATA, unsigned int size) |
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277 { |
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278 xmlnode result; |
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279 |
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280 if(CDATA == NULL || parent == NULL) |
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281 return NULL; |
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282 |
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283 if(size == -1) |
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284 size = strlen(CDATA); |
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285 |
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286 if ((parent->lastchild != NULL) && (parent->lastchild->type == NTYPE_CDATA)) |
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287 { |
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288 result = parent->lastchild; |
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289 result->data = _xmlnode_merge(result->p, result->data, result->data_sz, CDATA, size); |
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290 result->data_sz = result->data_sz + size; |
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291 } |
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292 else |
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293 { |
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294 result = _xmlnode_insert(parent, "", NTYPE_CDATA); |
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295 if (result != NULL) |
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296 { |
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297 result->data = (char*)pmalloc(result->p, size + 1); |
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298 memcpy(result->data, CDATA, size); |
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299 result->data[size] = '\0'; |
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300 result->data_sz = size; |
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301 } |
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302 } |
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303 |
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304 return result; |
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305 } |
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306 |
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307 |
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308 /* |
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309 * xmlnode_get_tag -- find given tag in an xmlnode tree |
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310 * |
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311 * parameters |
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312 * parent -- pointer to the parent tag |
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313 * name -- "name" for the child tag of that name |
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314 * "name/name" for a sub child (recurses) |
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315 * "?attrib" to match the first tag with that attrib defined |
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316 * "?attrib=value" to match the first tag with that attrib and value |
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317 * or any combination: "name/name/?attrib", etc |
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318 * |
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319 * results |
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320 * a pointer to the tag matching search criteria |
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321 * or NULL if search was unsuccessfull |
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322 */ |
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323 xmlnode xmlnode_get_tag(xmlnode parent, const char* name) |
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324 { |
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325 char *str, *slash, *qmark, *equals; |
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326 xmlnode step, ret; |
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327 |
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328 if(parent == NULL || parent->firstchild == NULL || name == NULL || name == '\0') return NULL; |
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329 |
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330 if(strstr(name, "/") == NULL && strstr(name,"?") == NULL) |
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331 return _xmlnode_search(parent->firstchild, name, NTYPE_TAG); |
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332 |
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333 /* jer's note: why can't I modify the name directly, why do I have to strdup it? damn c grrr! */ |
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334 str = strdup(name); |
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335 slash = strstr(str, "/"); |
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336 qmark = strstr(str, "?"); |
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337 equals = strstr(str, "="); |
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338 |
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339 if(qmark != NULL && (slash == NULL || qmark < slash)) |
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340 { /* of type ?attrib */ |
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341 |
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342 *qmark = '\0'; |
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343 qmark++; |
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344 if(equals != NULL) |
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345 { |
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346 *equals = '\0'; |
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347 equals++; |
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348 } |
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349 |
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350 for(step = parent->firstchild; step != NULL; step = xmlnode_get_nextsibling(step)) |
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351 { |
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352 if(xmlnode_get_type(step) != NTYPE_TAG) |
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353 continue; |
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354 |
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355 if(*str != '\0') |
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356 if(j_strcmp(xmlnode_get_name(step),str) != 0) |
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357 continue; |
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358 |
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359 if(xmlnode_get_attrib(step,qmark) == NULL) |
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360 continue; |
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361 |
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362 if(equals != NULL && j_strcmp(xmlnode_get_attrib(step,qmark),equals) != 0) |
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363 continue; |
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364 |
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365 break; |
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366 } |
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367 |
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368 free(str); |
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369 return step; |
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370 } |
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371 |
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372 |
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373 *slash = '\0'; |
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374 ++slash; |
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375 |
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376 for(step = parent->firstchild; step != NULL; step = xmlnode_get_nextsibling(step)) |
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377 { |
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378 if(xmlnode_get_type(step) != NTYPE_TAG) continue; |
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379 |
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380 if(j_strcmp(xmlnode_get_name(step),str) != 0) |
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381 continue; |
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382 |
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383 ret = xmlnode_get_tag(step, slash); |
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384 if(ret != NULL) |
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385 { |
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386 free(str); |
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387 return ret; |
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388 } |
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389 } |
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390 |
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391 free(str); |
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392 return NULL; |
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393 } |
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394 |
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395 |
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396 /* return the cdata from any tag */ |
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397 char *xmlnode_get_tag_data(xmlnode parent, const char *name) |
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398 { |
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399 xmlnode tag; |
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400 |
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401 tag = xmlnode_get_tag(parent, name); |
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402 if(tag == NULL) return NULL; |
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403 |
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404 return xmlnode_get_data(tag); |
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405 } |
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406 |
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407 |
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408 void xmlnode_put_attrib(xmlnode owner, const char* name, const char* value) |
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409 { |
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410 xmlnode attrib; |
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411 |
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412 if(owner == NULL || name == NULL || value == NULL) return; |
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413 |
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414 /* If there are no existing attributs, allocate a new one to start |
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415 the list */ |
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416 if (owner->firstattrib == NULL) |
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417 { |
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418 attrib = _xmlnode_new(owner->p, name, NTYPE_ATTRIB); |
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419 owner->firstattrib = attrib; |
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420 owner->lastattrib = attrib; |
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421 } |
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422 else |
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423 { |
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424 attrib = _xmlnode_search(owner->firstattrib, name, NTYPE_ATTRIB); |
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425 if(attrib == NULL) |
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426 { |
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427 attrib = _xmlnode_append_sibling(owner->lastattrib, name, NTYPE_ATTRIB); |
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428 owner->lastattrib = attrib; |
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429 } |
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430 } |
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431 /* Update the value of the attribute */ |
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432 attrib->data_sz = strlen(value); |
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433 attrib->data = pstrdup(owner->p, value); |
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434 |
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435 } |
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436 |
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437 char* xmlnode_get_attrib(xmlnode owner, const char* name) |
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438 { |
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439 xmlnode attrib; |
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440 |
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441 if (owner != NULL && owner->firstattrib != NULL) |
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442 { |
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443 attrib = _xmlnode_search(owner->firstattrib, name, NTYPE_ATTRIB); |
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444 if (attrib != NULL) |
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445 return (char*)attrib->data; |
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446 } |
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447 return NULL; |
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448 } |
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449 |
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450 void xmlnode_put_vattrib(xmlnode owner, const char* name, void *value) |
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451 { |
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452 xmlnode attrib; |
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453 |
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454 if (owner != NULL) |
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455 { |
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456 attrib = _xmlnode_search(owner->firstattrib, name, NTYPE_ATTRIB); |
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457 if (attrib == NULL) |
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458 { |
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459 xmlnode_put_attrib(owner, name, ""); |
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460 attrib = _xmlnode_search(owner->firstattrib, name, NTYPE_ATTRIB); |
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461 } |
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462 if (attrib != NULL) |
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463 attrib->firstchild = (xmlnode)value; |
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464 } |
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465 } |
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466 |
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467 void* xmlnode_get_vattrib(xmlnode owner, const char* name) |
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468 { |
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469 xmlnode attrib; |
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470 |
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471 if (owner != NULL && owner->firstattrib != NULL) |
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472 { |
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473 attrib = _xmlnode_search(owner->firstattrib, name, NTYPE_ATTRIB); |
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474 if (attrib != NULL) |
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475 return (void*)attrib->firstchild; |
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476 } |
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477 return NULL; |
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478 } |
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479 |
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480 xmlnode xmlnode_get_firstattrib(xmlnode parent) |
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481 { |
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482 if (parent != NULL) |
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483 return parent->firstattrib; |
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484 return NULL; |
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485 } |
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486 |
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487 xmlnode xmlnode_get_firstchild(xmlnode parent) |
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488 { |
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489 if (parent != NULL) |
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490 return parent->firstchild; |
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491 return NULL; |
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492 } |
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493 |
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494 xmlnode xmlnode_get_lastchild(xmlnode parent) |
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495 { |
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496 if (parent != NULL) |
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497 return parent->lastchild; |
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498 return NULL; |
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499 } |
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500 |
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501 xmlnode xmlnode_get_nextsibling(xmlnode sibling) |
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502 { |
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503 if (sibling != NULL) |
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504 return sibling->next; |
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505 return NULL; |
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506 } |
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507 |
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508 xmlnode xmlnode_get_prevsibling(xmlnode sibling) |
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509 { |
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510 if (sibling != NULL) |
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511 return sibling->prev; |
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512 return NULL; |
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513 } |
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514 |
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515 xmlnode xmlnode_get_parent(xmlnode node) |
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516 { |
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517 if (node != NULL) |
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518 return node->parent; |
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519 return NULL; |
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520 } |
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521 |
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522 char* xmlnode_get_name(xmlnode node) |
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523 { |
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524 if (node != NULL) |
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525 return node->name; |
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526 return NULL; |
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527 } |
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528 |
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529 char* xmlnode_get_data(xmlnode node) |
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530 { |
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531 xmlnode cur; |
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532 |
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533 if(node == NULL) return NULL; |
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534 |
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535 if(xmlnode_get_type(node) == NTYPE_TAG) /* loop till we find a CDATA */ |
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536 { |
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537 for(cur = xmlnode_get_firstchild(node); cur != NULL; cur = xmlnode_get_nextsibling(cur)) |
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538 if(xmlnode_get_type(cur) == NTYPE_CDATA) |
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539 return cur->data; |
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540 }else{ |
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541 return node->data; |
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542 } |
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543 return NULL; |
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544 } |
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545 |
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546 int xmlnode_get_datasz(xmlnode node) |
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547 { |
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548 if (node != NULL) |
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549 return node->data_sz; |
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550 return (int)NULL; |
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551 } |
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552 |
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553 int xmlnode_get_type(xmlnode node) |
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554 { |
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555 if (node != NULL) |
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556 return node->type; |
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557 return (int)NULL; |
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558 } |
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559 |
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560 int xmlnode_has_children(xmlnode node) |
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561 { |
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562 if ((node != NULL) && (node->firstchild != NULL)) |
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563 return 1; |
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564 return 0; |
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565 } |
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566 |
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567 int xmlnode_has_attribs(xmlnode node) |
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568 { |
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569 if ((node != NULL) && (node->firstattrib != NULL)) |
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570 return 1; |
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571 return 0; |
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572 } |
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573 |
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574 pool xmlnode_pool(xmlnode node) |
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575 { |
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576 if (node != NULL) |
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577 return node->p; |
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578 return (pool)NULL; |
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579 } |
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580 |
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581 void xmlnode_hide(xmlnode child) |
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582 { |
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583 xmlnode parent; |
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584 |
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585 if(child == NULL || child->parent == NULL) |
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586 return; |
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587 |
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588 parent = child->parent; |
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589 |
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590 /* first fix up at the child level */ |
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591 _xmlnode_hide_sibling(child); |
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592 |
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593 /* next fix up at the parent level */ |
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594 if(parent->firstchild == child) |
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595 parent->firstchild = child->next; |
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596 if(parent->lastchild == child) |
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597 parent->lastchild = child->prev; |
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598 } |
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599 |
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600 void xmlnode_hide_attrib(xmlnode parent, const char *name) |
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601 { |
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602 xmlnode attrib; |
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603 |
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604 if(parent == NULL || parent->firstattrib == NULL || name == NULL) |
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605 return; |
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606 |
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607 attrib = _xmlnode_search(parent->firstattrib, name, NTYPE_ATTRIB); |
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608 if(attrib == NULL) |
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609 return; |
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610 |
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611 /* first fix up at the child level */ |
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612 _xmlnode_hide_sibling(attrib); |
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613 |
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614 /* next fix up at the parent level */ |
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615 if(parent->firstattrib == attrib) |
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616 parent->firstattrib = attrib->next; |
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617 if(parent->lastattrib == attrib) |
|
618 parent->lastattrib = attrib->prev; |
|
619 } |
|
620 |
|
621 |
|
622 |
|
623 /* |
|
624 * xmlnode2str -- convert given xmlnode tree into a string |
|
625 * |
|
626 * parameters |
|
627 * node -- pointer to the xmlnode structure |
|
628 * |
|
629 * results |
|
630 * a pointer to the created string |
|
631 * or NULL if it was unsuccessfull |
|
632 */ |
|
633 char *xmlnode2str(xmlnode node) |
|
634 { |
|
635 return spool_print(_xmlnode2spool(node)); |
|
636 } |
|
637 |
|
638 /* |
|
639 * xmlnode2tstr -- convert given xmlnode tree into a newline terminated string |
|
640 * |
|
641 * parameters |
|
642 * node -- pointer to the xmlnode structure |
|
643 * |
|
644 * results |
|
645 * a pointer to the created string |
|
646 * or NULL if it was unsuccessfull |
|
647 */ |
|
648 char* xmlnode2tstr(xmlnode node) |
|
649 { |
|
650 spool s = _xmlnode2spool(node); |
|
651 if (s != NULL) |
|
652 spool_add(s, "\n"); |
|
653 return spool_print(s); |
|
654 } |
|
655 |
|
656 |
|
657 /* loop through both a and b comparing everything, attribs, cdata, children, etc */ |
|
658 int xmlnode_cmp(xmlnode a, xmlnode b) |
|
659 { |
|
660 int ret = 0; |
|
661 |
|
662 while(1) |
|
663 { |
|
664 if(a == NULL && b == NULL) |
|
665 return 0; |
|
666 |
|
667 if(a == NULL || b == NULL) |
|
668 return -1; |
|
669 |
|
670 if(xmlnode_get_type(a) != xmlnode_get_type(b)) |
|
671 return -1; |
|
672 |
|
673 switch(xmlnode_get_type(a)) |
|
674 { |
|
675 case NTYPE_ATTRIB: |
|
676 ret = j_strcmp(xmlnode_get_name(a), xmlnode_get_name(b)); |
|
677 if(ret != 0) |
|
678 return -1; |
|
679 ret = j_strcmp(xmlnode_get_data(a), xmlnode_get_data(b)); |
|
680 if(ret != 0) |
|
681 return -1; |
|
682 break; |
|
683 case NTYPE_TAG: |
|
684 ret = j_strcmp(xmlnode_get_name(a), xmlnode_get_name(b)); |
|
685 if(ret != 0) |
|
686 return -1; |
|
687 ret = xmlnode_cmp(xmlnode_get_firstattrib(a), xmlnode_get_firstattrib(b)); |
|
688 if(ret != 0) |
|
689 return -1; |
|
690 ret = xmlnode_cmp(xmlnode_get_firstchild(a), xmlnode_get_firstchild(b)); |
|
691 if(ret != 0) |
|
692 return -1; |
|
693 break; |
|
694 case NTYPE_CDATA: |
|
695 ret = j_strcmp(xmlnode_get_data(a), xmlnode_get_data(b)); |
|
696 if(ret != 0) |
|
697 return -1; |
|
698 } |
|
699 a = xmlnode_get_nextsibling(a); |
|
700 b = xmlnode_get_nextsibling(b); |
|
701 } |
|
702 } |
|
703 |
|
704 |
|
705 xmlnode xmlnode_insert_tag_node(xmlnode parent, xmlnode node) |
|
706 { |
|
707 xmlnode child; |
|
708 |
|
709 child = xmlnode_insert_tag(parent, xmlnode_get_name(node)); |
|
710 if (xmlnode_has_attribs(node)) |
|
711 xmlnode_insert_node(child, xmlnode_get_firstattrib(node)); |
|
712 if (xmlnode_has_children(node)) |
|
713 xmlnode_insert_node(child, xmlnode_get_firstchild(node)); |
|
714 |
|
715 return child; |
|
716 } |
|
717 |
|
718 /* places copy of node and node's siblings in parent */ |
|
719 void xmlnode_insert_node(xmlnode parent, xmlnode node) |
|
720 { |
|
721 if(node == NULL || parent == NULL) |
|
722 return; |
|
723 |
|
724 while(node != NULL) |
|
725 { |
|
726 switch(xmlnode_get_type(node)) |
|
727 { |
|
728 case NTYPE_ATTRIB: |
|
729 xmlnode_put_attrib(parent, xmlnode_get_name(node), xmlnode_get_data(node)); |
|
730 break; |
|
731 case NTYPE_TAG: |
|
732 xmlnode_insert_tag_node(parent, node); |
|
733 break; |
|
734 case NTYPE_CDATA: |
|
735 xmlnode_insert_cdata(parent, xmlnode_get_data(node), xmlnode_get_datasz(node)); |
|
736 } |
|
737 node = xmlnode_get_nextsibling(node); |
|
738 } |
|
739 } |
|
740 |
|
741 |
|
742 /* produce full duplicate of x with a new pool, x must be a tag! */ |
|
743 xmlnode xmlnode_dup(xmlnode x) |
|
744 { |
|
745 xmlnode x2; |
|
746 |
|
747 if(x == NULL) |
|
748 return NULL; |
|
749 |
|
750 x2 = xmlnode_new_tag(xmlnode_get_name(x)); |
|
751 |
|
752 if (xmlnode_has_attribs(x)) |
|
753 xmlnode_insert_node(x2, xmlnode_get_firstattrib(x)); |
|
754 if (xmlnode_has_children(x)) |
|
755 xmlnode_insert_node(x2, xmlnode_get_firstchild(x)); |
|
756 |
|
757 return x2; |
|
758 } |
|
759 |
|
760 xmlnode xmlnode_dup_pool(pool p, xmlnode x) |
|
761 { |
|
762 xmlnode x2; |
|
763 |
|
764 if(x == NULL) |
|
765 return NULL; |
|
766 |
|
767 x2 = xmlnode_new_tag_pool(p, xmlnode_get_name(x)); |
|
768 |
|
769 if (xmlnode_has_attribs(x)) |
|
770 xmlnode_insert_node(x2, xmlnode_get_firstattrib(x)); |
|
771 if (xmlnode_has_children(x)) |
|
772 xmlnode_insert_node(x2, xmlnode_get_firstchild(x)); |
|
773 |
|
774 return x2; |
|
775 } |
|
776 |
|
777 xmlnode xmlnode_wrap(xmlnode x,const char *wrapper) |
|
778 { |
|
779 xmlnode wrap; |
|
780 if(x==NULL||wrapper==NULL) return NULL; |
|
781 wrap=xmlnode_new_tag_pool(xmlnode_pool(x),wrapper); |
|
782 if(wrap==NULL) return NULL; |
|
783 wrap->firstchild=x; |
|
784 wrap->lastchild=x; |
|
785 x->parent=wrap; |
|
786 return wrap; |
|
787 } |
|
788 |
|
789 void xmlnode_free(xmlnode node) |
|
790 { |
|
791 if(node == NULL) |
|
792 return; |
|
793 |
|
794 pool_free(node->p); |
|
795 } |