From 92fa8bbef42a52a3b621c75265ce432dde88e33e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Niels=20M=C3=B6ller?= <nisse@lysator.liu.se>
Date: Wed, 10 Oct 2001 18:13:49 +0200
Subject: [PATCH] (yarrow_key_event_estimate): Check if previous is zero.
(yarrow_key_event_init): Initialize previous to zero.
Rev: src/nettle/yarrow_key_event.c:1.2
---
yarrow_key_event.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/yarrow_key_event.c b/yarrow_key_event.c
index 9ddbb00b..6ea9a811 100644
--- a/yarrow_key_event.c
+++ b/yarrow_key_event.c
@@ -30,6 +30,8 @@ yarrow_key_event_init(struct yarrow_key_event_ctx *ctx)
unsigned i;
ctx->index = 0;
+ ctx->previous = 0;
+
for (i = 0; i < YARROW_KEY_EVENT_BUFFER; i++)
ctx->chars[i] = 0;
}
@@ -42,7 +44,7 @@ yarrow_key_event_estimate(struct yarrow_key_event_ctx *ctx,
unsigned i;
/* Look at timing first. */
- if (ctx->index)
+ if (ctx->previous)
{
if ( (time - ctx->previous) < 256)
entropy++;
--
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