From e0c3262743e76cfacac1f1f7fe2cd2e3baa2af1d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Niels=20M=C3=B6ller?= <nisse@lysator.liu.se>
Date: Sun, 7 Oct 2001 20:51:26 +0200
Subject: [PATCH] Work in progress.
Rev: src/nettle/yarrow.h:1.2
---
yarrow.h | 36 +++++++++++++++++++++++++++++++-----
1 file changed, 31 insertions(+), 5 deletions(-)
diff --git a/yarrow.h b/yarrow.h
index 0b691e8a..65486532 100644
--- a/yarrow.h
+++ b/yarrow.h
@@ -26,20 +26,46 @@
#ifndef NETTLE_YARROW_COMPAT_H_INCLUDED
#define NETTLE_YARROW_COMPAT_H_INCLUDED
+#include "sha1.h"
+#include "des.h"
+
+enum yarrow_pool_id { YARROW_FAST = 0, YARROW_SLOW = 1 };
+
+struct yarrow_source
+{
+ uint32_t estimate;
+
+ /* The pool next sample should go to. */
+ enum yarrow_pool_id next;
+};
+
struct yarrow160_ctx
{
+ /* Indexed by yarrow_pool_id */
+ struct sha1_ctx pools[2];
+
+ int seeded;
+
+ struct des3_ctx key;
+
+ unsigned nsources;
+ struct yarrow_source *sources;
};
void
-yarrow160_init(struct *yarrow160_ctx);
+yarrow160_init(struct yarrow160_ctx *ctx,
+ int nsources,
+ struct yarrow_source *sources);
void
-yarrow160_update(struct *yarrow160_ctx, unsigned length, const uint8_t *data);
+yarrow160_update(struct yarrow160_ctx *ctx,
+ unsigned source, unsigned length, const uint8_t *data);
void
-yarrow160_random(struct *yarrow160_ctx, unsigned length, uint8_t dst);
+yarrow160_random(struct yarrow160_ctx *ctx, unsigned length, uint8_t dst);
+
+int
+yarrow160_seeded(struct yarrow160_ctx *ctx);
-unsigned
-yarrow160_needed(struct *yarrow160_ctx);
#endif /* NETTLE_YARROW_COMPAT_H_INCLUDED */
--
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