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authorMichael Biebl <biebl@debian.org>2021-02-11 18:11:46 +0100
committerMichael Biebl <biebl@debian.org>2021-02-11 18:11:46 +0100
commit80ec1decc49c72efec2a8b87c06245c92c0ab807 (patch)
treee3b229aa94e8dcf0590f2317664176e7b8f7607b /shared/systemd/src/basic/ratelimit.h
parent65f86e8f56267192d42f2b629fc6b0c99fb9cd0c (diff)
New upstream version 1.29.90 upstream/1.29.90
Diffstat (limited to 'shared/systemd/src/basic/ratelimit.h')
-rw-r--r--shared/systemd/src/basic/ratelimit.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/shared/systemd/src/basic/ratelimit.h b/shared/systemd/src/basic/ratelimit.h
new file mode 100644
index 00000000..ee1d17c0
--- /dev/null
+++ b/shared/systemd/src/basic/ratelimit.h
@@ -0,0 +1,24 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+#pragma once
+
+#include <stdbool.h>
+
+#include "time-util.h"
+#include "util.h"
+
+typedef struct RateLimit {
+        usec_t interval; /* Keep those two fields first so they can be initialized easily: */
+        unsigned burst;  /*   RateLimit rl = { INTERVAL, BURST }; */
+        unsigned num;
+        usec_t begin;
+} RateLimit;
+
+static inline void ratelimit_reset(RateLimit *rl) {
+        rl->num = rl->begin = 0;
+}
+
+static inline bool ratelimit_configured(RateLimit *rl) {
+        return rl->interval > 0 && rl->burst > 0;
+}
+
+bool ratelimit_below(RateLimit *r);