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+/*
+ * "$Id: mxml-set.c 441 2011-12-09 23:49:00Z mike $"
+ *
+ * Node set functions for Mini-XML, a small XML-like file parsing library.
+ *
+ * Copyright 2003-2011 by Michael R Sweet.
+ *
+ * These coded instructions, statements, and computer programs are the
+ * property of Michael R Sweet and are protected by Federal copyright
+ * law. Distribution and use rights are outlined in the file "COPYING"
+ * which should have been included with this file. If this file is
+ * missing or damaged, see the license at:
+ *
+ * http://www.minixml.org/
+ *
+ * Contents:
+ *
+ * mxmlSetCDATA() - Set the element name of a CDATA node.
+ * mxmlSetCustom() - Set the data and destructor of a custom data node.
+ * mxmlSetElement() - Set the name of an element node.
+ * mxmlSetInteger() - Set the value of an integer node.
+ * mxmlSetOpaque() - Set the value of an opaque node.
+ * mxmlSetReal() - Set the value of a real number node.
+ * mxmlSetText() - Set the value of a text node.
+ * mxmlSetTextf() - Set the value of a text node to a formatted string.
+ * mxmlSetUserData() - Set the user data pointer for a node.
+ */
+
+/*
+ * Include necessary headers...
+ */
+
+#include "config.h"
+#include "mxml.h"
+
+
+/*
+ * 'mxmlSetCDATA()' - Set the element name of a CDATA node.
+ *
+ * The node is not changed if it (or its first child) is not a CDATA element node.
+ *
+ * @since Mini-XML 2.3@
+ */
+
+int /* O - 0 on success, -1 on failure */
+mxmlSetCDATA(mxml_node_t *node, /* I - Node to set */
+ const char *data) /* I - New data string */
+{
+ /*
+ * Range check input...
+ */
+
+ if (node && node->type == MXML_ELEMENT &&
+ strncmp(node->value.element.name, "![CDATA[", 8) &&
+ node->child && node->child->type == MXML_ELEMENT &&
+ !strncmp(node->child->value.element.name, "![CDATA[", 8))
+ node = node->child;
+
+ if (!node || node->type != MXML_ELEMENT || !data ||
+ strncmp(node->value.element.name, "![CDATA[", 8))
+ return (-1);
+
+ /*
+ * Free any old element value and set the new value...
+ */
+
+ if (node->value.element.name)
+ free(node->value.element.name);
+
+ node->value.element.name = _mxml_strdupf("![CDATA[%s]]", data);
+
+ return (0);
+}
+
+
+/*
+ * 'mxmlSetCustom()' - Set the data and destructor of a custom data node.
+ *
+ * The node is not changed if it (or its first child) is not a custom node.
+ *
+ * @since Mini-XML 2.1@
+ */
+
+int /* O - 0 on success, -1 on failure */
+mxmlSetCustom(
+ mxml_node_t *node, /* I - Node to set */
+ void *data, /* I - New data pointer */
+ mxml_custom_destroy_cb_t destroy) /* I - New destructor function */
+{
+ /*
+ * Range check input...
+ */
+
+ if (node && node->type == MXML_ELEMENT &&
+ node->child && node->child->type == MXML_CUSTOM)
+ node = node->child;
+
+ if (!node || node->type != MXML_CUSTOM)
+ return (-1);
+
+ /*
+ * Free any old element value and set the new value...
+ */
+
+ if (node->value.custom.data && node->value.custom.destroy)
+ (*(node->value.custom.destroy))(node->value.custom.data);
+
+ node->value.custom.data = data;
+ node->value.custom.destroy = destroy;
+
+ return (0);
+}
+
+
+/*
+ * 'mxmlSetElement()' - Set the name of an element node.
+ *
+ * The node is not changed if it is not an element node.
+ */
+
+int /* O - 0 on success, -1 on failure */
+mxmlSetElement(mxml_node_t *node, /* I - Node to set */
+ const char *name) /* I - New name string */
+{
+ /*
+ * Range check input...
+ */
+
+ if (!node || node->type != MXML_ELEMENT || !name)
+ return (-1);
+
+ /*
+ * Free any old element value and set the new value...
+ */
+
+ if (node->value.element.name)
+ free(node->value.element.name);
+
+ node->value.element.name = strdup(name);
+
+ return (0);
+}
+
+
+/*
+ * 'mxmlSetInteger()' - Set the value of an integer node.
+ *
+ * The node is not changed if it (or its first child) is not an integer node.
+ */
+
+int /* O - 0 on success, -1 on failure */
+mxmlSetInteger(mxml_node_t *node, /* I - Node to set */
+ int integer) /* I - Integer value */
+{
+ /*
+ * Range check input...
+ */
+
+ if (node && node->type == MXML_ELEMENT &&
+ node->child && node->child->type == MXML_INTEGER)
+ node = node->child;
+
+ if (!node || node->type != MXML_INTEGER)
+ return (-1);
+
+ /*
+ * Set the new value and return...
+ */
+
+ node->value.integer = integer;
+
+ return (0);
+}
+
+
+/*
+ * 'mxmlSetOpaque()' - Set the value of an opaque node.
+ *
+ * The node is not changed if it (or its first child) is not an opaque node.
+ */
+
+int /* O - 0 on success, -1 on failure */
+mxmlSetOpaque(mxml_node_t *node, /* I - Node to set */
+ const char *opaque) /* I - Opaque string */
+{
+ /*
+ * Range check input...
+ */
+
+ if (node && node->type == MXML_ELEMENT &&
+ node->child && node->child->type == MXML_OPAQUE)
+ node = node->child;
+
+ if (!node || node->type != MXML_OPAQUE || !opaque)
+ return (-1);
+
+ /*
+ * Free any old opaque value and set the new value...
+ */
+
+ if (node->value.opaque)
+ free(node->value.opaque);
+
+ node->value.opaque = strdup(opaque);
+
+ return (0);
+}
+
+
+/*
+ * 'mxmlSetReal()' - Set the value of a real number node.
+ *
+ * The node is not changed if it (or its first child) is not a real number node.
+ */
+
+int /* O - 0 on success, -1 on failure */
+mxmlSetReal(mxml_node_t *node, /* I - Node to set */
+ double real) /* I - Real number value */
+{
+ /*
+ * Range check input...
+ */
+
+ if (node && node->type == MXML_ELEMENT &&
+ node->child && node->child->type == MXML_REAL)
+ node = node->child;
+
+ if (!node || node->type != MXML_REAL)
+ return (-1);
+
+ /*
+ * Set the new value and return...
+ */
+
+ node->value.real = real;
+
+ return (0);
+}
+
+
+/*
+ * 'mxmlSetText()' - Set the value of a text node.
+ *
+ * The node is not changed if it (or its first child) is not a text node.
+ */
+
+int /* O - 0 on success, -1 on failure */
+mxmlSetText(mxml_node_t *node, /* I - Node to set */
+ int whitespace, /* I - 1 = leading whitespace, 0 = no whitespace */
+ const char *string) /* I - String */
+{
+ /*
+ * Range check input...
+ */
+
+ if (node && node->type == MXML_ELEMENT &&
+ node->child && node->child->type == MXML_TEXT)
+ node = node->child;
+
+ if (!node || node->type != MXML_TEXT || !string)
+ return (-1);
+
+ /*
+ * Free any old string value and set the new value...
+ */
+
+ if (node->value.text.string)
+ free(node->value.text.string);
+
+ node->value.text.whitespace = whitespace;
+ node->value.text.string = strdup(string);
+
+ return (0);
+}
+
+
+/*
+ * 'mxmlSetTextf()' - Set the value of a text node to a formatted string.
+ *
+ * The node is not changed if it (or its first child) is not a text node.
+ */
+
+int /* O - 0 on success, -1 on failure */
+mxmlSetTextf(mxml_node_t *node, /* I - Node to set */
+ int whitespace, /* I - 1 = leading whitespace, 0 = no whitespace */
+ const char *format, /* I - Printf-style format string */
+ ...) /* I - Additional arguments as needed */
+{
+ va_list ap; /* Pointer to arguments */
+
+
+ /*
+ * Range check input...
+ */
+
+ if (node && node->type == MXML_ELEMENT &&
+ node->child && node->child->type == MXML_TEXT)
+ node = node->child;
+
+ if (!node || node->type != MXML_TEXT || !format)
+ return (-1);
+
+ /*
+ * Free any old string value and set the new value...
+ */
+
+ if (node->value.text.string)
+ free(node->value.text.string);
+
+ va_start(ap, format);
+
+ node->value.text.whitespace = whitespace;
+ node->value.text.string = _mxml_strdupf(format, ap);
+
+ va_end(ap);
+
+ return (0);
+}
+
+
+/*
+ * 'mxmlSetUserData()' - Set the user data pointer for a node.
+ *
+ * @since Mini-XML 2.7@
+ */
+
+int /* O - 0 on success, -1 on failure */
+mxmlSetUserData(mxml_node_t *node, /* I - Node to set */
+ void *data) /* I - User data pointer */
+{
+ /*
+ * Range check input...
+ */
+
+ if (!node)
+ return (-1);
+
+ /*
+ * Set the user data pointer and return...
+ */
+
+ node->user_data = data;
+ return (0);
+}
+
+
+/*
+ * End of "$Id: mxml-set.c 441 2011-12-09 23:49:00Z mike $".
+ */