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From 69c2ae8ed9bb861a0bc47ce553b1749390009036 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Tue, 24 Feb 2015 00:10:35 +0100
Subject: [PATCH] id128: add new sd_id128_is_null() call
(cherry picked from commit 15e80c7b75c3a3188bfaaa0baddccf31ae661a7a)
Cherry-picked from: 15e80c7
Resolves: #1222517
---
src/systemd/sd-id128.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/systemd/sd-id128.h b/src/systemd/sd-id128.h
index 48fd87671b..9f445278bb 100644
--- a/src/systemd/sd-id128.h
+++ b/src/systemd/sd-id128.h
@@ -106,6 +106,10 @@ _sd_pure_ static inline int sd_id128_equal(sd_id128_t a, sd_id128_t b) {
return memcmp(&a, &b, 16) == 0;
}
+_sd_pure_ static inline int sd_id128_is_null(sd_id128_t a) {
+ return a.qwords[0] == 0 && a.qwords[1] == 0;
+}
+
#define SD_ID128_NULL ((const sd_id128_t) { .qwords = { 0, 0 }})
_SD_END_DECLARATIONS;