mirror of
https://github.com/michaelrsweet/mxml.git
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293 lines
6.2 KiB
C
293 lines
6.2 KiB
C
/*
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* "$Id$"
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*
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* Node set functions for Mini-XML, a small XML-like file parsing library.
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*
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* Copyright 2003-2010 by Michael R Sweet.
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*
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* These coded instructions, statements, and computer programs are the
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* property of Michael R Sweet and are protected by Federal copyright
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* law. Distribution and use rights are outlined in the file "COPYING"
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* which should have been included with this file. If this file is
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* missing or damaged, see the license at:
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*
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* http://www.minixml.org/
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*
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* Contents:
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*
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* mxmlSetCustom() - Set the data and destructor of a custom data node.
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* mxmlSetCDATA() - Set the element name of a CDATA node.
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* mxmlSetElement() - Set the name of an element node.
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* mxmlSetInteger() - Set the value of an integer node.
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* mxmlSetOpaque() - Set the value of an opaque node.
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* mxmlSetReal() - Set the value of a real number node.
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* mxmlSetText() - Set the value of a text node.
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* mxmlSetTextf() - Set the value of a text node to a formatted string.
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*/
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/*
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* Include necessary headers...
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*/
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#include "config.h"
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#include "mxml.h"
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/*
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* 'mxmlSetCustom()' - Set the data and destructor of a custom data node.
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*
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* The node is not changed if it is not a custom node.
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*
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* @since Mini-XML 2.1@
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*/
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int /* O - 0 on success, -1 on failure */
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mxmlSetCustom(
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mxml_node_t *node, /* I - Node to set */
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void *data, /* I - New data pointer */
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mxml_custom_destroy_cb_t destroy) /* I - New destructor function */
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{
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/*
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* Range check input...
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*/
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if (!node || node->type != MXML_CUSTOM)
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return (-1);
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/*
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* Free any old element value and set the new value...
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*/
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if (node->value.custom.data && node->value.custom.destroy)
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(*(node->value.custom.destroy))(node->value.custom.data);
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node->value.custom.data = data;
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node->value.custom.destroy = destroy;
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return (0);
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}
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/*
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* 'mxmlSetCDATA()' - Set the element name of a CDATA node.
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*
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* The node is not changed if it is not a CDATA element node.
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*
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* @since Mini-XML 2.3@
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*/
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int /* O - 0 on success, -1 on failure */
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mxmlSetCDATA(mxml_node_t *node, /* I - Node to set */
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const char *data) /* I - New data string */
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{
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/*
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* Range check input...
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*/
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if (!node || node->type != MXML_ELEMENT || !data ||
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strncmp(node->value.element.name, "![CDATA[", 8))
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return (-1);
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/*
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* Free any old element value and set the new value...
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*/
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if (node->value.element.name)
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free(node->value.element.name);
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node->value.element.name = _mxml_strdupf("![CDATA[%s]]", data);
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return (0);
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}
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/*
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* 'mxmlSetElement()' - Set the name of an element node.
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*
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* The node is not changed if it is not an element node.
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*/
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int /* O - 0 on success, -1 on failure */
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mxmlSetElement(mxml_node_t *node, /* I - Node to set */
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const char *name) /* I - New name string */
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{
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/*
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* Range check input...
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*/
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if (!node || node->type != MXML_ELEMENT || !name)
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return (-1);
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/*
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* Free any old element value and set the new value...
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*/
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if (node->value.element.name)
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free(node->value.element.name);
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node->value.element.name = strdup(name);
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return (0);
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}
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/*
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* 'mxmlSetInteger()' - Set the value of an integer node.
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*
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* The node is not changed if it is not an integer node.
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*/
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int /* O - 0 on success, -1 on failure */
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mxmlSetInteger(mxml_node_t *node, /* I - Node to set */
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int integer) /* I - Integer value */
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{
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/*
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* Range check input...
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*/
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if (!node || node->type != MXML_INTEGER)
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return (-1);
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/*
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* Set the new value and return...
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*/
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node->value.integer = integer;
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return (0);
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}
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/*
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* 'mxmlSetOpaque()' - Set the value of an opaque node.
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*
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* The node is not changed if it is not an opaque node.
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*/
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int /* O - 0 on success, -1 on failure */
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mxmlSetOpaque(mxml_node_t *node, /* I - Node to set */
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const char *opaque) /* I - Opaque string */
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{
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/*
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* Range check input...
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*/
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if (!node || node->type != MXML_OPAQUE || !opaque)
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return (-1);
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/*
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* Free any old opaque value and set the new value...
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*/
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if (node->value.opaque)
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free(node->value.opaque);
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node->value.opaque = strdup(opaque);
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return (0);
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}
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/*
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* 'mxmlSetReal()' - Set the value of a real number node.
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*
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* The node is not changed if it is not a real number node.
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*/
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int /* O - 0 on success, -1 on failure */
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mxmlSetReal(mxml_node_t *node, /* I - Node to set */
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double real) /* I - Real number value */
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{
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/*
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* Range check input...
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*/
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if (!node || node->type != MXML_REAL)
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return (-1);
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/*
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* Set the new value and return...
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*/
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node->value.real = real;
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return (0);
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}
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/*
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* 'mxmlSetText()' - Set the value of a text node.
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*
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* The node is not changed if it is not a text node.
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*/
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int /* O - 0 on success, -1 on failure */
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mxmlSetText(mxml_node_t *node, /* I - Node to set */
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int whitespace, /* I - 1 = leading whitespace, 0 = no whitespace */
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const char *string) /* I - String */
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{
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/*
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* Range check input...
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*/
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if (!node || node->type != MXML_TEXT || !string)
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return (-1);
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/*
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* Free any old string value and set the new value...
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*/
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if (node->value.text.string)
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free(node->value.text.string);
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node->value.text.whitespace = whitespace;
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node->value.text.string = strdup(string);
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return (0);
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}
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/*
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* 'mxmlSetTextf()' - Set the value of a text node to a formatted string.
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*
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* The node is not changed if it is not a text node.
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*/
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int /* O - 0 on success, -1 on failure */
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mxmlSetTextf(mxml_node_t *node, /* I - Node to set */
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int whitespace, /* I - 1 = leading whitespace, 0 = no whitespace */
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const char *format, /* I - Printf-style format string */
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...) /* I - Additional arguments as needed */
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{
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va_list ap; /* Pointer to arguments */
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/*
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* Range check input...
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*/
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if (!node || node->type != MXML_TEXT || !format)
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return (-1);
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/*
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* Free any old string value and set the new value...
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*/
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if (node->value.text.string)
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free(node->value.text.string);
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va_start(ap, format);
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node->value.text.whitespace = whitespace;
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node->value.text.string = _mxml_strdupf(format, ap);
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va_end(ap);
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return (0);
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}
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/*
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* End of "$Id$".
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*/
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