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-/*
- * "$Id: mxml-get.c 427 2011-01-03 02:03:29Z mike $"
- *
- * Node get functions for Mini-XML, a small XML-like file parsing library.
- *
- * Copyright 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:
- *
- * mxmlGetCDATA() - Get the value for a CDATA node.
- * mxmlGetCustom() - Get the value for a custom node.
- * mxmlGetElement() - Get the name for an element node.
- * mxmlGetFirstChild() - Get the first child of an element node.
- * mxmlGetInteger() - Get the integer value from the specified node or its
- * first child.
- * mxmlGetLastChild() - Get the last child of an element node.
- * mxmlGetNextSibling() - Get the next node for the current parent.
- * mxmlGetOpaque() - Get an opaque string value for a node or its first
- * child.
- * mxmlGetParent() - Get the parent node.
- * mxmlGetPrevSibling() - Get the previous node for the current parent.
- * mxmlGetReal() - Get the real value for a node or its first child.
- * mxmlGetText() - Get the text value for a node or its first child.
- * mxmlGetType() - Get the node type.
- * mxmlGetUserData() - Get the user data pointer for a node.
- */
-
-/*
- * Include necessary headers...
- */
-
-#include "config.h"
-#include "mxml.h"
-
-
-/*
- * 'mxmlGetCDATA()' - Get the value for a CDATA node.
- *
- * @code NULL@ is returned if the node is not a CDATA element.
- *
- * @since Mini-XML 2.7@
- */
-
-const char * /* O - CDATA value or NULL */
-mxmlGetCDATA(mxml_node_t *node) /* I - Node to get */
-{
- /*
- * Range check input...
- */
-
- if (!node || node->type != MXML_ELEMENT ||
- strncmp(node->value.element.name, "![CDATA[", 8))
- return (NULL);
-
- /*
- * Return the text following the CDATA declaration...
- */
-
- return (node->value.element.name + 8);
-}
-
-
-/*
- * 'mxmlGetCustom()' - Get the value for a custom node.
- *
- * @code NULL@ is returned if the node (or its first child) is not a custom
- * value node.
- *
- * @since Mini-XML 2.7@
- */
-
-const void * /* O - Custom value or NULL */
-mxmlGetCustom(mxml_node_t *node) /* I - Node to get */
-{
- /*
- * Range check input...
- */
-
- if (!node)
- return (NULL);
-
- /*
- * Return the integer value...
- */
-
- if (node->type == MXML_CUSTOM)
- return (node->value.custom.data);
- else if (node->type == MXML_ELEMENT &&
- node->child &&
- node->child->type == MXML_CUSTOM)
- return (node->child->value.custom.data);
- else
- return (NULL);
-}
-
-
-/*
- * 'mxmlGetElement()' - Get the name for an element node.
- *
- * @code NULL@ is returned if the node is not an element node.
- *
- * @since Mini-XML 2.7@
- */
-
-const char * /* O - Element name or NULL */
-mxmlGetElement(mxml_node_t *node) /* I - Node to get */
-{
- /*
- * Range check input...
- */
-
- if (!node || node->type != MXML_ELEMENT)
- return (NULL);
-
- /*
- * Return the element name...
- */
-
- return (node->value.element.name);
-}
-
-
-/*
- * 'mxmlGetFirstChild()' - Get the first child of an element node.
- *
- * @code NULL@ is returned if the node is not an element node or if the node
- * has no children.
- *
- * @since Mini-XML 2.7@
- */
-
-mxml_node_t * /* O - First child or NULL */
-mxmlGetFirstChild(mxml_node_t *node) /* I - Node to get */
-{
- /*
- * Range check input...
- */
-
- if (!node || node->type != MXML_ELEMENT)
- return (NULL);
-
- /*
- * Return the first child node...
- */
-
- return (node->child);
-}
-
-
-/*
- * 'mxmlGetInteger()' - Get the integer value from the specified node or its
- * first child.
- *
- * 0 is returned if the node (or its first child) is not an integer value node.
- *
- * @since Mini-XML 2.7@
- */
-
-int /* O - Integer value or 0 */
-mxmlGetInteger(mxml_node_t *node) /* I - Node to get */
-{
- /*
- * Range check input...
- */
-
- if (!node)
- return (0);
-
- /*
- * Return the integer value...
- */
-
- if (node->type == MXML_INTEGER)
- return (node->value.integer);
- else if (node->type == MXML_ELEMENT &&
- node->child &&
- node->child->type == MXML_INTEGER)
- return (node->child->value.integer);
- else
- return (0);
-}
-
-
-/*
- * 'mxmlGetLastChild()' - Get the last child of an element node.
- *
- * @code NULL@ is returned if the node is not an element node or if the node
- * has no children.
- *
- * @since Mini-XML 2.7@
- */
-
-mxml_node_t * /* O - Last child or NULL */
-mxmlGetLastChild(mxml_node_t *node) /* I - Node to get */
-{
- /*
- * Range check input...
- */
-
- if (!node || node->type != MXML_ELEMENT)
- return (NULL);
-
- /*
- * Return the node type...
- */
-
- return (node->last_child);
-}
-
-
-/*
- * 'mxmlGetNextSibling()' - Get the next node for the current parent.
- *
- * @code NULL@ is returned if this is the last child for the current parent.
- *
- * @since Mini-XML 2.7@
- */
-
-mxml_node_t *
-mxmlGetNextSibling(mxml_node_t *node) /* I - Node to get */
-{
- /*
- * Range check input...
- */
-
- if (!node)
- return (NULL);
-
- /*
- * Return the node type...
- */
-
- return (node->next);
-}
-
-
-/*
- * 'mxmlGetOpaque()' - Get an opaque string value for a node or its first child.
- *
- * @code NULL@ is returned if the node (or its first child) is not an opaque
- * value node.
- *
- * @since Mini-XML 2.7@
- */
-
-const char * /* O - Opaque string or NULL */
-mxmlGetOpaque(mxml_node_t *node) /* I - Node to get */
-{
- /*
- * Range check input...
- */
-
- if (!node)
- return (NULL);
-
- /*
- * Return the integer value...
- */
-
- if (node->type == MXML_OPAQUE)
- return (node->value.opaque);
- else if (node->type == MXML_ELEMENT &&
- node->child &&
- node->child->type == MXML_OPAQUE)
- return (node->child->value.opaque);
- else
- return (NULL);
-}
-
-
-/*
- * 'mxmlGetParent()' - Get the parent node.
- *
- * @code NULL@ is returned for a root node.
- *
- * @since Mini-XML 2.7@
- */
-
-mxml_node_t * /* O - Parent node or NULL */
-mxmlGetParent(mxml_node_t *node) /* I - Node to get */
-{
- /*
- * Range check input...
- */
-
- if (!node)
- return (NULL);
-
- /*
- * Return the node type...
- */
-
- return (node->parent);
-}
-
-
-/*
- * 'mxmlGetPrevSibling()' - Get the previous node for the current parent.
- *
- * @code NULL@ is returned if this is the first child for the current parent.
- *
- * @since Mini-XML 2.7@
- */
-
-mxml_node_t * /* O - Previous node or NULL */
-mxmlGetPrevSibling(mxml_node_t *node) /* I - Node to get */
-{
- /*
- * Range check input...
- */
-
- if (!node)
- return (NULL);
-
- /*
- * Return the node type...
- */
-
- return (node->prev);
-}
-
-
-/*
- * 'mxmlGetReal()' - Get the real value for a node or its first child.
- *
- * 0.0 is returned if the node (or its first child) is not a real value node.
- *
- * @since Mini-XML 2.7@
- */
-
-double /* O - Real value or 0.0 */
-mxmlGetReal(mxml_node_t *node) /* I - Node to get */
-{
- /*
- * Range check input...
- */
-
- if (!node)
- return (0.0);
-
- /*
- * Return the integer value...
- */
-
- if (node->type == MXML_REAL)
- return (node->value.real);
- else if (node->type == MXML_ELEMENT &&
- node->child &&
- node->child->type == MXML_REAL)
- return (node->child->value.real);
- else
- return (0.0);
-}
-
-
-/*
- * 'mxmlGetText()' - Get the text value for a node or its first child.
- *
- * @code NULL@ is returned if the node (or its first child) is not a text node.
- * The "whitespace" argument can be NULL.
- *
- * @since Mini-XML 2.7@
- */
-
-const char * /* O - Text string or NULL */
-mxmlGetText(mxml_node_t *node, /* I - Node to get */
- int *whitespace) /* O - 1 if string is preceded by whitespace, 0 otherwise */
-{
- /*
- * Range check input...
- */
-
- if (!node)
- {
- if (whitespace)
- *whitespace = 0;
-
- return (NULL);
- }
-
- /*
- * Return the integer value...
- */
-
- if (node->type == MXML_TEXT)
- {
- if (whitespace)
- *whitespace = node->value.text.whitespace;
-
- return (node->value.text.string);
- }
- else if (node->type == MXML_ELEMENT &&
- node->child &&
- node->child->type == MXML_TEXT)
- {
- if (whitespace)
- *whitespace = node->child->value.text.whitespace;
-
- return (node->child->value.text.string);
- }
- else
- {
- if (whitespace)
- *whitespace = 0;
-
- return (NULL);
- }
-}
-
-
-/*
- * 'mxmlGetType()' - Get the node type.
- *
- * @code MXML_IGNORE@ is returned if "node" is @code NULL@.
- *
- * @since Mini-XML 2.7@
- */
-
-mxml_type_t /* O - Type of node */
-mxmlGetType(mxml_node_t *node) /* I - Node to get */
-{
- /*
- * Range check input...
- */
-
- if (!node)
- return (MXML_IGNORE);
-
- /*
- * Return the node type...
- */
-
- return (node->type);
-}
-
-
-/*
- * 'mxmlGetUserData()' - Get the user data pointer for a node.
- *
- * @since Mini-XML 2.7@
- */
-
-void * /* O - User data pointer */
-mxmlGetUserData(mxml_node_t *node) /* I - Node to get */
-{
- /*
- * Range check input...
- */
-
- if (!node)
- return (NULL);
-
- /*
- * Return the user data pointer...
- */
-
- return (node->user_data);
-}
-
-
-/*
- * End of "$Id: mxml-get.c 427 2011-01-03 02:03:29Z mike $".
- */
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