Introduce ByteBuffer class

ZendUtil.h

@@ -0,0 +1,26 @@
+#ifndef HAVE_BITARRAY_ZEND_UTIL_CPP_H
+#define HAVE_BITARRAY_ZEND_UTIL_CPP_H
+
+extern "C" {
+#include "php.h"
+}
+
+template<typename class_name>
+static inline class_name * fetch_from_zend_object(zend_object *obj) {
+	return (class_name *)((char *)obj - XtOffsetOf(class_name, std));
+}
+
+template<typename class_name>
+static class_name* alloc_custom_zend_object(zend_class_entry* ce, zend_object_handlers *handlers) {
+	class_name* object = (class_name*)emalloc(sizeof(class_name) + zend_object_properties_size(ce));
+
+	zend_object_std_init(&object->std, ce);
+	object_properties_init(&object->std, ce);
+
+	object->std.handlers = handlers;
+
+	return object;
+}
+
+#endif
+