diff options
| author | Benny Prijono <bennylp@teluu.com> | 2005-10-31 21:02:30 +0000 |
|---|---|---|
| committer | Benny Prijono <bennylp@teluu.com> | 2005-10-31 21:02:30 +0000 |
| commit | b5a1af6f999820564ead4867b1e5d5574778ee56 (patch) | |
| tree | 8323d870699994f8b75001f961fd5e1780c0f76a /pjlib/include/pj/xml.h | |
initial import
git-svn-id: http://svn.pjsip.org/repos/pjproject/main@1 74dad513-b988-da41-8d7b-12977e46ad98
Diffstat (limited to 'pjlib/include/pj/xml.h')
| -rw-r--r-- | pjlib/include/pj/xml.h | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/pjlib/include/pj/xml.h b/pjlib/include/pj/xml.h new file mode 100644 index 00000000..6311448e --- /dev/null +++ b/pjlib/include/pj/xml.h @@ -0,0 +1,155 @@ +/* $Header: /pjproject-0.3/pjlib/include/pj/xml.h 4 10/14/05 12:26a Bennylp $ */
+
+#ifndef __PJ_XML_H__
+#define __PJ_XML_H__
+
+/**
+ * @file xml.h
+ * @brief PJLIB XML Parser/Helper.
+ */
+
+#include <pj/types.h>
+#include <pj/list.h>
+
+PJ_BEGIN_DECL
+
+/**
+ * @defgroup PJ_XML XML Parser/Helper.
+ * @ingroup PJ
+ * @{
+ */
+
+/** Typedef for XML attribute. */
+typedef struct pj_xml_attr pj_xml_attr;
+
+/** Typedef for XML nodes. */
+typedef struct pj_xml_node pj_xml_node;
+
+/** This structure declares XML attribute. */
+struct pj_xml_attr
+{
+ PJ_DECL_LIST_MEMBER(pj_xml_attr)
+ pj_str_t name; /**< Attribute name. */
+ pj_str_t value; /**< Attribute value. */
+};
+
+/** This structure describes XML node head inside XML node structure.
+ */
+typedef struct pj_xml_node_head
+{
+ PJ_DECL_LIST_MEMBER(pj_xml_node)
+} pj_xml_node_head;
+
+/** This structure describes XML node. */
+struct pj_xml_node
+{
+ PJ_DECL_LIST_MEMBER(pj_xml_node) /** List @a prev and @a next member */
+ pj_str_t name; /** Node name. */
+ pj_xml_attr attr_head; /** Attribute list. */
+ pj_xml_node_head node_head; /** Node list. */
+ pj_str_t content; /** Node content. */
+};
+
+/**
+ * Parse XML message into XML document with a single root node. The parser
+ * is capable of parsing XML processing instruction construct ("<?") and
+ * XML comments ("<!--"), however such constructs will be ignored and will not
+ * be included in the resulted XML node tree.
+ *
+ * @param pool Pool to allocate memory from.
+ * @param msg The XML message to parse.
+ * @param len The length of the message.
+ *
+ * @return XML root node, or NULL if the XML document can not be parsed.
+ */
+PJ_DECL(pj_xml_node*) pj_xml_parse( pj_pool_t *pool, char *msg, pj_size_t len);
+
+
+/**
+ * Print XML into XML message. Note that the function WILL NOT NULL terminate
+ * the output.
+ *
+ * @param node The XML node to print.
+ * @param buf Buffer to hold the output message.
+ * @param len The length of the buffer.
+ * @param prolog If set to nonzero, will print XML prolog ("<?xml..")
+ *
+ * @return The size of the printed message, or -1 if there is not
+ * sufficient space in the buffer to print the message.
+ */
+PJ_DECL(int) pj_xml_print( const pj_xml_node *node, char *buf, pj_size_t len,
+ pj_bool_t include_prolog);
+
+/**
+ * Add node to another node.
+ *
+ * @param parent Parent node.
+ * @param node Node to be added to parent.
+ */
+PJ_DECL(void) pj_xml_add_node( pj_xml_node *parent, pj_xml_node *node );
+
+
+/**
+ * Add attribute to a node.
+ *
+ * @param node Node.
+ * @param attr Attribute to add to node.
+ */
+PJ_DECL(void) pj_xml_add_attr( pj_xml_node *node, pj_xml_attr *attr );
+
+/**
+ * Find first node with the specified name.
+ *
+ * @param parent Parent node.
+ * @param name Node name to find.
+ *
+ * @return XML node found or NULL.
+ */
+PJ_DECL(pj_xml_node*) pj_xml_find_node(pj_xml_node *parent, const pj_str_t *name);
+
+/**
+ * Find first node with the specified name.
+ *
+ * @param parent Parent node.
+ * @param name Node name to find.
+ *
+ * @return XML node found or NULL.
+ */
+PJ_DECL(pj_xml_node*) pj_xml_find_next_node(pj_xml_node *parent, pj_xml_node *node,
+ const pj_str_t *name);
+
+/**
+ * Find first attribute within a node with the specified name and optional value.
+ *
+ * @param node XML Node.
+ * @param name Attribute name to find.
+ * @param value Optional value to match.
+ *
+ * @return XML attribute found, or NULL.
+ */
+PJ_DECL(pj_xml_attr*) pj_xml_find_attr(pj_xml_node *node, const pj_str_t *name,
+ const pj_str_t *value);
+
+
+/**
+ * Find a direct child node with the specified name and match the function.
+ *
+ * @param node Parent node.
+ * @param name Optional name.
+ * @param data Data to be passed to matching function.
+ * @param match Optional matching function.
+ *
+ * @return The first matched node, or NULL.
+ */
+PJ_DECL(pj_xml_node*) pj_xml_find( pj_xml_node *parent, const pj_str_t *name,
+ const void *data,
+ pj_bool_t (*match)(pj_xml_node *, const void*));
+
+
+/**
+ * @}
+ */
+
+PJ_END_DECL
+
+#endif /* __PJ_XML_H__ */
|