From 48f77c26dcb4a9e8d09e718f1b16e6b97c04d9b9 Mon Sep 17 00:00:00 2001
From: Matthias Schiffer <mschiffer@universe-factory.net>
Date: Sat, 3 Aug 2013 03:08:04 +0200
Subject: Add gp_babel_since helper

---
 src/babel.h | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'src/babel.h')

diff --git a/src/babel.h b/src/babel.h
index 93a3bcd..0b0b4d4 100644
--- a/src/babel.h
+++ b/src/babel.h
@@ -152,6 +152,13 @@ static inline bool gp_babel_less(uint16_t a, uint16_t b) {
 	return (diff < 0);
 }
 
+static inline int64_t gp_babel_since(gmrf_context_t *ctx, gmrf_time_t t) {
+	if (t == gmrf_time_unspec)
+		return INT64_MAX;
+
+	return (gmrf_now(ctx->gmrf) - t)/10;
+}
+
 static inline bool gp_babel_is_metric_better(gp_babel_metric_seqno_t ms1, gp_babel_metric_seqno_t ms2) {
 	if (ms1.metric == GP_BABEL_INFINITY)
 		return false;
-- 
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