Use structure size and version for event description extensibility

[libside.git] / include / side / macros.h

diff --git a/include/side/macros.h b/include/side/macros.h
index 26fc0799975fb9ed410b198bcd8002fcf7e48002..10fcb66ffff07255314ed05a95f53cb2b2ad3cd4 100644 (file)
--- a/include/side/macros.h
+++ b/include/side/macros.h
@@ -32,6 +32,9 @@
 
 #define SIDE_PARAM(...)        __VA_ARGS__
 
+#define side_offsetofend(type, member) \
+       (offsetof(type, member) + sizeof(((type *)0)->member))
+
 /*
  * SIDE_PARAM_SELECT_ARG1
  *