From: Lennart Poettering <lennart@poettering.net>
Date: Thu, 21 Jun 2018 16:49:52 +0000 (+0200)
Subject: efi: add poor man's offsetof() implementation
X-Git-Tag: v240~522^2~14
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b73acaed42c85709ec0e9bc5b6c4511cba40a6ff;p=platform%2Fupstream%2Fsystemd.git

efi: add poor man's offsetof() implementation
---

diff --git a/src/boot/efi/util.h b/src/boot/efi/util.h
index 8a3e052..3e6e610 100644
--- a/src/boot/efi/util.h
+++ b/src/boot/efi/util.h
@@ -5,6 +5,7 @@
 #include <efilib.h>
 
 #define ELEMENTSOF(x) (sizeof(x)/sizeof((x)[0]))
+#define OFFSETOF(x,y) ((UINTN) &(((x*)0)->y))
 
 static inline const CHAR16 *yes_no(BOOLEAN b) {
         return b ? L"yes" : L"no";