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93 lines
3.6 KiB
C
93 lines
3.6 KiB
C
/*
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+----------------------------------------------------------------------+
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| Copyright (c) The PHP Group |
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+----------------------------------------------------------------------+
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| This source file is subject to version 3.01 of the PHP license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| https://www.php.net/license/3_01.txt |
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| If you did not receive a copy of the PHP license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@php.net so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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| Authors: Niels Dossche <nielsdos@php.net> |
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+----------------------------------------------------------------------+
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*/
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#ifndef DOM_INTERNAL_HELPERS
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#define DOM_INTERNAL_HELPERS
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/* We're using the type flags of the zval to store an extra flag. */
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#define DOM_Z_OWNED(z, v) ZVAL_PTR(z, (void *) v)
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#define DOM_Z_UNOWNED(z, v) ZVAL_INDIRECT(z, (void *) v)
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#define DOM_Z_IS_OWNED(z) (Z_TYPE_P(z) == IS_PTR)
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#ifdef DOM_CE_H
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#define DOM_DEF_GET_CE_FUNC(name) \
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static zend_always_inline zend_class_entry *dom_get_##name##_ce(bool modern) \
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{ \
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return modern ? dom_modern_##name##_class_entry : dom_##name##_class_entry; \
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}
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static zend_always_inline zend_class_entry *dom_get_html_document_ce(bool modern)
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{
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return modern ? dom_html_document_class_entry : dom_document_class_entry;
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}
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static zend_always_inline zend_class_entry *dom_get_xml_document_ce(bool modern)
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{
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return modern ? dom_xml_document_class_entry : dom_document_class_entry;
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}
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static zend_always_inline zend_class_entry *dom_get_dtd_namednodemap_ce(bool modern)
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{
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return modern ? dom_modern_dtd_namednodemap_class_entry : dom_namednodemap_class_entry;
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}
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DOM_DEF_GET_CE_FUNC(node)
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DOM_DEF_GET_CE_FUNC(documenttype)
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DOM_DEF_GET_CE_FUNC(attr)
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DOM_DEF_GET_CE_FUNC(entity)
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DOM_DEF_GET_CE_FUNC(entityreference)
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DOM_DEF_GET_CE_FUNC(processinginstruction)
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DOM_DEF_GET_CE_FUNC(comment)
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DOM_DEF_GET_CE_FUNC(text)
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DOM_DEF_GET_CE_FUNC(cdatasection)
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DOM_DEF_GET_CE_FUNC(notation)
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DOM_DEF_GET_CE_FUNC(documentfragment)
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DOM_DEF_GET_CE_FUNC(namednodemap)
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DOM_DEF_GET_CE_FUNC(nodelist)
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DOM_DEF_GET_CE_FUNC(domimplementation)
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#endif
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static zend_always_inline size_t dom_minimum_modification_nr_since_parsing(php_libxml_ref_obj *doc_ptr)
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{
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/* For old-style DOM, we need a "new DOMDocument" + a load, so the minimum modification nr is 2.
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* For new-style DOM, we need only to call a named constructor, so the minimum modification nr is 1. */
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return doc_ptr->class_type == PHP_LIBXML_CLASS_MODERN ? 1 : 2;
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}
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static zend_always_inline void dom_mark_document_cache_as_modified_since_parsing(php_libxml_ref_obj *doc_ptr)
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{
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if (doc_ptr) {
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doc_ptr->cache_tag.modification_nr = MAX(dom_minimum_modification_nr_since_parsing(doc_ptr) + 1,
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doc_ptr->cache_tag.modification_nr);
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}
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}
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/* Marks the ID cache as potentially stale */
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static zend_always_inline void dom_mark_ids_modified(php_libxml_ref_obj *doc_ptr)
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{
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/* Although this is currently a wrapper function, it's best to abstract the actual implementation away. */
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dom_mark_document_cache_as_modified_since_parsing(doc_ptr);
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}
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static zend_always_inline bool dom_is_document_cache_modified_since_parsing(php_libxml_ref_obj *doc_ptr)
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{
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return !doc_ptr || doc_ptr->cache_tag.modification_nr > dom_minimum_modification_nr_since_parsing(doc_ptr);
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}
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#endif
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