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1 | 49 | Janez1 | /*
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2 | * "$Id: mxml-set.c 270 2007-04-23 21:48:03Z mike $"
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3 | *
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4 | * Node set functions for Mini-XML, a small XML-like file parsing library.
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5 | *
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6 | * Copyright 2003-2007 by Michael Sweet.
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7 | *
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8 | * This program is free software; you can redistribute it and/or
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9 | * modify it under the terms of the GNU Library General Public
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10 | * License as published by the Free Software Foundation; either
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11 | * version 2, or (at your option) any later version.
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12 | *
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13 | * This program is distributed in the hope that it will be useful,
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14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 | * GNU General Public License for more details.
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17 | *
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18 | * Contents:
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19 | *
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20 | * mxmlSetCustom() - Set the data and destructor of a custom data node.
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21 | * mxmlSetCDATA() - Set the element name of a CDATA node.
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22 | * mxmlSetElement() - Set the name of an element node.
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23 | * mxmlSetInteger() - Set the value of an integer node.
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24 | * mxmlSetOpaque() - Set the value of an opaque node.
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25 | * mxmlSetReal() - Set the value of a real number node.
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26 | * mxmlSetText() - Set the value of a text node.
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27 | * mxmlSetTextf() - Set the value of a text node to a formatted string.
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28 | */
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29 | |||
30 | /*
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31 | * Include necessary headers...
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32 | */
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33 | |||
34 | #include "config.h" |
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35 | #include "mxml.h" |
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36 | |||
37 | |||
38 | /*
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39 | * 'mxmlSetCustom()' - Set the data and destructor of a custom data node.
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40 | *
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41 | * The node is not changed if it is not a custom node.
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42 | *
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43 | * @since Mini-XML 2.1@
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44 | */
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45 | |||
46 | int /* O - 0 on success, -1 on failure */ |
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47 | mxmlSetCustom( |
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48 | mxml_node_t *node, /* I - Node to set */
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49 | void *data, /* I - New data pointer */ |
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50 | mxml_custom_destroy_cb_t destroy) /* I - New destructor function */
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51 | { |
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52 | /*
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53 | * Range check input...
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54 | */
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55 | |||
56 | if (!node || node->type != MXML_CUSTOM)
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57 | return (-1); |
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58 | |||
59 | /*
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60 | * Free any old element value and set the new value...
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61 | */
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62 | |||
63 | if (node->value.custom.data && node->value.custom.destroy)
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64 | (*(node->value.custom.destroy))(node->value.custom.data); |
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65 | |||
66 | node->value.custom.data = data; |
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67 | node->value.custom.destroy = destroy; |
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68 | |||
69 | return (0); |
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70 | } |
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71 | |||
72 | |||
73 | /*
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74 | * 'mxmlSetCDATA()' - Set the element name of a CDATA node.
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75 | *
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76 | * The node is not changed if it is not a CDATA element node.
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77 | *
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78 | * @since Mini-XML 2.3@
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79 | */
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80 | |||
81 | int /* O - 0 on success, -1 on failure */ |
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82 | mxmlSetCDATA(mxml_node_t *node, /* I - Node to set */
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83 | const char *data) /* I - New data string */ |
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84 | { |
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85 | /*
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86 | * Range check input...
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87 | */
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88 | |||
89 | if (!node || node->type != MXML_ELEMENT || !data ||
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90 | strncmp(node->value.element.name, "![CDATA[", 8)) |
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91 | return (-1); |
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92 | |||
93 | /*
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94 | * Free any old element value and set the new value...
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95 | */
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96 | |||
97 | if (node->value.element.name)
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98 | free(node->value.element.name); |
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99 | |||
100 | node->value.element.name = _mxml_strdupf("![CDATA[%s]]", data);
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101 | |||
102 | return (0); |
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103 | } |
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104 | |||
105 | |||
106 | /*
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107 | * 'mxmlSetElement()' - Set the name of an element node.
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108 | *
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109 | * The node is not changed if it is not an element node.
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110 | */
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111 | |||
112 | int /* O - 0 on success, -1 on failure */ |
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113 | mxmlSetElement(mxml_node_t *node, /* I - Node to set */
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114 | const char *name) /* I - New name string */ |
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115 | { |
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116 | /*
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117 | * Range check input...
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118 | */
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119 | |||
120 | if (!node || node->type != MXML_ELEMENT || !name)
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121 | return (-1); |
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122 | |||
123 | /*
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124 | * Free any old element value and set the new value...
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125 | */
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126 | |||
127 | if (node->value.element.name)
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128 | free(node->value.element.name); |
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129 | |||
130 | node->value.element.name = strdup(name); |
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131 | |||
132 | return (0); |
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133 | } |
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134 | |||
135 | |||
136 | /*
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137 | * 'mxmlSetInteger()' - Set the value of an integer node.
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138 | *
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139 | * The node is not changed if it is not an integer node.
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140 | */
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141 | |||
142 | int /* O - 0 on success, -1 on failure */ |
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143 | mxmlSetInteger(mxml_node_t *node, /* I - Node to set */
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144 | int integer) /* I - Integer value */ |
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145 | { |
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146 | /*
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147 | * Range check input...
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148 | */
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149 | |||
150 | if (!node || node->type != MXML_INTEGER)
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151 | return (-1); |
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152 | |||
153 | /*
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154 | * Set the new value and return...
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155 | */
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156 | |||
157 | node->value.integer = integer; |
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158 | |||
159 | return (0); |
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160 | } |
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161 | |||
162 | |||
163 | /*
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164 | * 'mxmlSetOpaque()' - Set the value of an opaque node.
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165 | *
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166 | * The node is not changed if it is not an opaque node.
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167 | */
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168 | |||
169 | int /* O - 0 on success, -1 on failure */ |
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170 | mxmlSetOpaque(mxml_node_t *node, /* I - Node to set */
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171 | const char *opaque) /* I - Opaque string */ |
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172 | { |
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173 | /*
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174 | * Range check input...
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175 | */
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176 | |||
177 | if (!node || node->type != MXML_OPAQUE || !opaque)
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178 | return (-1); |
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179 | |||
180 | /*
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181 | * Free any old opaque value and set the new value...
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182 | */
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183 | |||
184 | if (node->value.opaque)
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185 | free(node->value.opaque); |
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186 | |||
187 | node->value.opaque = strdup(opaque); |
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188 | |||
189 | return (0); |
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190 | } |
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191 | |||
192 | |||
193 | /*
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194 | * 'mxmlSetReal()' - Set the value of a real number node.
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195 | *
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196 | * The node is not changed if it is not a real number node.
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197 | */
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198 | |||
199 | int /* O - 0 on success, -1 on failure */ |
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200 | mxmlSetReal(mxml_node_t *node, /* I - Node to set */
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201 | double real) /* I - Real number value */ |
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202 | { |
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203 | /*
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204 | * Range check input...
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205 | */
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206 | |||
207 | if (!node || node->type != MXML_REAL)
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208 | return (-1); |
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209 | |||
210 | /*
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211 | * Set the new value and return...
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212 | */
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213 | |||
214 | node->value.real = real; |
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215 | |||
216 | return (0); |
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217 | } |
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218 | |||
219 | |||
220 | /*
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221 | * 'mxmlSetText()' - Set the value of a text node.
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222 | *
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223 | * The node is not changed if it is not a text node.
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224 | */
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225 | |||
226 | int /* O - 0 on success, -1 on failure */ |
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227 | mxmlSetText(mxml_node_t *node, /* I - Node to set */
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228 | int whitespace, /* I - 1 = leading whitespace, 0 = no whitespace */ |
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229 | const char *string) /* I - String */ |
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230 | { |
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231 | /*
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232 | * Range check input...
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233 | */
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234 | |||
235 | if (!node || node->type != MXML_TEXT || !string)
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236 | return (-1); |
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237 | |||
238 | /*
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239 | * Free any old string value and set the new value...
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240 | */
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241 | |||
242 | if (node->value.text.string)
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243 | free(node->value.text.string); |
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244 | |||
245 | node->value.text.whitespace = whitespace; |
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246 | node->value.text.string = strdup(string); |
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247 | |||
248 | return (0); |
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249 | } |
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250 | |||
251 | |||
252 | /*
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253 | * 'mxmlSetTextf()' - Set the value of a text node to a formatted string.
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254 | *
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255 | * The node is not changed if it is not a text node.
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256 | */
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257 | |||
258 | int /* O - 0 on success, -1 on failure */ |
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259 | mxmlSetTextf(mxml_node_t *node, /* I - Node to set */
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260 | int whitespace, /* I - 1 = leading whitespace, 0 = no whitespace */ |
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261 | const char *format, /* I - Printf-style format string */ |
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262 | ...) /* I - Additional arguments as needed */
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263 | { |
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264 | va_list ap; /* Pointer to arguments */
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265 | |||
266 | |||
267 | /*
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268 | * Range check input...
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269 | */
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270 | |||
271 | if (!node || node->type != MXML_TEXT || !format)
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272 | return (-1); |
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273 | |||
274 | /*
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275 | * Free any old string value and set the new value...
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276 | */
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277 | |||
278 | if (node->value.text.string)
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279 | free(node->value.text.string); |
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280 | |||
281 | va_start(ap, format); |
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282 | |||
283 | node->value.text.whitespace = whitespace; |
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284 | node->value.text.string = _mxml_strdupf(format, ap); |
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285 | |||
286 | va_end(ap); |
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287 | |||
288 | return (0); |
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289 | } |
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290 | |||
291 | |||
292 | /*
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293 | * End of "$Id: mxml-set.c 270 2007-04-23 21:48:03Z mike $".
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294 | */ |