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50 lines
1.4 KiB
50 lines
1.4 KiB
2 months ago
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From 90c92458355a64d96f3167bcb510f690446bd76a Mon Sep 17 00:00:00 2001
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From: Luca Boccassi <bluca@debian.org>
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Date: Fri, 28 Apr 2023 13:10:23 +0100
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Subject: [PATCH] ratelimit: add ratelimit_left helper
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(cherry picked from commit 53d6987f9e46927bbc9ad683c091c070ebe06658)
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Resolves: RHEL-35703
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---
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src/basic/ratelimit.c | 17 +++++++++++++++++
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src/basic/ratelimit.h | 3 +++
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2 files changed, 20 insertions(+)
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diff --git a/src/basic/ratelimit.c b/src/basic/ratelimit.c
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index c16c8f7103..134ed7c2d8 100644
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--- a/src/basic/ratelimit.c
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+++ b/src/basic/ratelimit.c
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@@ -43,3 +43,20 @@ unsigned ratelimit_num_dropped(RateLimit *r) {
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return r->num > r->burst ? r->num - r->burst : 0;
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}
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+
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+usec_t ratelimit_end(const RateLimit *rl) {
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+ assert(rl);
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+ if (rl->begin == 0)
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+ return 0;
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+
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+ return usec_add(rl->begin, rl->interval);
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+}
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+
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+usec_t ratelimit_left(const RateLimit *rl) {
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+ assert(rl);
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+
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+ if (rl->begin == 0)
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+ return 0;
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+
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+ return usec_sub_unsigned(ratelimit_end(rl), now(CLOCK_MONOTONIC));
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+}
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diff --git a/src/basic/ratelimit.h b/src/basic/ratelimit.h
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index 2236189851..bb7160a895 100644
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--- a/src/basic/ratelimit.h
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+++ b/src/basic/ratelimit.h
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@@ -23,3 +23,6 @@ static inline bool ratelimit_configured(RateLimit *rl) {
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bool ratelimit_below(RateLimit *r);
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unsigned ratelimit_num_dropped(RateLimit *r);
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+
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+usec_t ratelimit_end(const RateLimit *rl);
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+usec_t ratelimit_left(const RateLimit *rl);
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