From e084d3475e3858ea9f5a8ccfa63a08de2db79181 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Niels=20M=C3=B6ller?= <nisse@lysator.liu.se>
Date: Mon, 8 Oct 2001 22:57:34 +0200
Subject: [PATCH] * yarrow.h (struct yarrow_key_event_ctx): New struct.
Rev: src/nettle/ChangeLog:1.36
Rev: src/nettle/yarrow.h:1.5
---
ChangeLog | 2 ++
yarrow.h | 15 +++++++++++++++
2 files changed, 17 insertions(+)
diff --git a/ChangeLog b/ChangeLog
index f21958d1..b634e6f9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,7 @@
2001-10-08 Niels M�ller <nisse@cuckoo.hack.org>
+ * yarrow.h (struct yarrow_key_event_ctx): New struct.
+
* yarrow256.c (yarrow_fast_reseed): Generate two block of output
using the old key and feed into the pool.
diff --git a/yarrow.h b/yarrow.h
index 464f9947..1f4fec97 100644
--- a/yarrow.h
+++ b/yarrow.h
@@ -103,5 +103,20 @@ yarrow256_random(struct yarrow256_ctx *ctx, unsigned length, uint8_t *dst);
int
yarrow256_seeded(struct yarrow256_ctx *ctx);
+/* Key event estimator */
+struct yarrow_key_event_ctx
+{
+ /* Counter for initial priming of the state */
+ unsigned index;
+ unsigned chars[16];
+ unsigned previous;
+};
+void
+yarrow_key_event_init(struct yarrow_key_event_ctx *ctx);
+
+unsigned
+yarrow_key_event_estimate(struct yarrow_key_event_ctx *ctx,
+ unsigned key, unsigned time);
+
#endif /* NETTLE_YARROW_COMPAT_H_INCLUDED */
--
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