Update PHP Extension

php/msgpack_pack.h

@@ -0,0 +1,17 @@
+
+#ifndef MSGPACL_PACK_H
+#define MSGPACL_PACK_H
+
+#include "ext/standard/php_smart_str.h"
+
+enum msgpack_serialize_type
+{
+    MSGPACK_SERIALIZE_TYPE_REFERENCE =  1,
+    MSGPACK_SERIALIZE_TYPE_OBJECT,
+    MSGPACK_SERIALIZE_TYPE_CUSTOM_OBJECT,
+};
+
+void msgpack_serialize_zval(
+    smart_str *buf, zval *val, HashTable *var_hash TSRMLS_DC);
+
+#endif