php/ext/libxml/php_libxml.h

/*
   +----------------------------------------------------------------------+
   | PHP Version 5                                                        |
   +----------------------------------------------------------------------+
   | Copyright (c) 1997-2004 The PHP Group                                |
   +----------------------------------------------------------------------+
   | This source file is subject to version 3.0 of the PHP license,       |
   | that is bundled with this package in the file LICENSE, and is        |
   | available through the world-wide-web at the following url:           |
   | http://www.php.net/license/3_0.txt.                                  |
   | If you did not receive a copy of the PHP license and are unable to   |
   | obtain it through the world-wide-web, please send a note to          |
   | license@php.net so we can mail you a copy immediately.               |
   +----------------------------------------------------------------------+
   | Authors: Shane Caraveo <shane@php.net>                               |
   |          Wez Furlong <wez@thebrainroom.com>                          |
   +----------------------------------------------------------------------+
*/

/* $Id$ */

#ifndef PHP_LIBXML_H
#define PHP_LIBXML_H

#ifdef HAVE_LIBXML
extern zend_module_entry libxml_module_entry;
#define libxml_module_ptr &libxml_module_entry
#else
#define libxml_module_ptr NULL
#endif

#ifdef HAVE_LIBXML 

#ifdef PHP_WIN32
#define PHP_LIBXML_API __declspec(dllexport)
#else
#define PHP_LIBXML_API
#endif

#include "ext/standard/php_smart_str.h"
#include <libxml/tree.h>

typedef struct {
	zval *stream_context;
	smart_str error_buffer;
} php_libxml_globals;

typedef struct _php_libxml_ref_obj {
	void *ptr;
	int   refcount;
	void *doc_props;
} php_libxml_ref_obj;

typedef struct _php_libxml_node_ptr {
	xmlNodePtr node;
	int	refcount;
	void *_private;
} php_libxml_node_ptr;

typedef struct _php_libxml_node_object {
	zend_object  std;
	php_libxml_node_ptr *node;
	php_libxml_ref_obj *document;
	HashTable *properties;
} php_libxml_node_object;

typedef void * (*php_libxml_export_node) (zval *object TSRMLS_DC);

PHP_FUNCTION(libxml_set_streams_context);
int php_libxml_increment_node_ptr(php_libxml_node_object *object, xmlNodePtr node, void *private_data TSRMLS_DC);
int php_libxml_decrement_node_ptr(php_libxml_node_object *object TSRMLS_DC);
int php_libxml_increment_doc_ref(php_libxml_node_object *object, xmlDocPtr docp TSRMLS_DC);
int php_libxml_decrement_doc_ref(php_libxml_node_object *object TSRMLS_DC);
PHP_LIBXML_API xmlNodePtr php_libxml_import_node(zval *object TSRMLS_DC);
PHP_LIBXML_API int php_libxml_register_export(zend_class_entry *ce, php_libxml_export_node export_function);
/* When an explicit freeing of node and children is required */
void php_libxml_node_free_resource(xmlNodePtr node TSRMLS_DC);
/* When object dtor is called as node may still be referenced */
void php_libxml_node_decrement_resource(php_libxml_node_object *object TSRMLS_DC);
void php_libxml_error_handler(void *ctx, const char *msg, ...);
void php_libxml_ctx_warning(void *ctx, const char *msg, ...);
void php_libxml_ctx_error(void *ctx, const char *msg, ...);

#endif /* HAVE_LIBXML */

#define phpext_libxml_ptr libxml_module_ptr

#ifdef ZTS
#define LIBXML(v) TSRMG(libxml_globals_id, php_libxml_globals *, v)
#else
#define LIBXML(v) (libxml_globals.v)
#endif

PHP_LIBXML_API void php_libxml_initialize();
PHP_LIBXML_API void php_libxml_shutdown();

#endif /* PHP_LIBXML_H */

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