26 lines
863 B
Diff
26 lines
863 B
Diff
From a9303ae3af9bbf482842c084cc7ba49e206538c2 Mon Sep 17 00:00:00 2001
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From: Lennart Poettering <lennart@poettering.net>
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Date: Tue, 24 Feb 2015 00:10:35 +0100
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Subject: [PATCH] id128: add new sd_id128_is_null() call
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(cherry picked from commit 15e80c7b75c3a3188bfaaa0baddccf31ae661a7a)
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---
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src/systemd/sd-id128.h | 4 ++++
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1 file changed, 4 insertions(+)
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diff --git a/src/systemd/sd-id128.h b/src/systemd/sd-id128.h
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index 48fd87671b..9f445278bb 100644
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--- a/src/systemd/sd-id128.h
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+++ b/src/systemd/sd-id128.h
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@@ -106,6 +106,10 @@ _sd_pure_ static inline int sd_id128_equal(sd_id128_t a, sd_id128_t b) {
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return memcmp(&a, &b, 16) == 0;
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}
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+_sd_pure_ static inline int sd_id128_is_null(sd_id128_t a) {
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+ return a.qwords[0] == 0 && a.qwords[1] == 0;
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+}
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+
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#define SD_ID128_NULL ((const sd_id128_t) { .qwords = { 0, 0 }})
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_SD_END_DECLARATIONS;
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