From 1c114bfcb18c98b12182dc9f1d1e6d8eb6127d94 Mon Sep 17 00:00:00 2001
From: Linus Nordberg <linus@nordu.net>
Date: Tue, 5 Apr 2011 15:50:59 +0200
Subject: Produce full length F-Tick MAC hashes for FullyHashed and
 FullyKeyHashed.

We produced 62 octets rather than 64.
---
 fticks.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'fticks.c')

diff --git a/fticks.c b/fticks.c
index ce4888e..f882854 100644
--- a/fticks.c
+++ b/fticks.c
@@ -19,10 +19,10 @@
 static void
 format_hash(const uint8_t *hash, size_t out_len, uint8_t *out)
 {
-    int i;
+    int ir, iw;
 
-    for (i = 0; i < out_len / 2 - 1; i++)
-	sprintf((char *) out + i*2, "%02x", hash[i % SHA256_DIGEST_SIZE]);
+    for (ir = 0, iw = 0; iw <= out_len - 3; ir++, iw += 2)
+	sprintf((char *) out + iw, "%02x", hash[ir % SHA256_DIGEST_SIZE]);
 }
 
 static void
-- 
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