changed unsigned to size_t

2 files changed, 2 insertions, 2 deletions

diff --git a/lib/sha1.c b/lib/sha1.c
index 1317b25..70b807f 100644
--- a/lib/sha1.c
+++ b/lib/sha1.c
@@ -1075,7 +1075,7 @@ void SHA1DCSetCallback(SHA1_CTX* ctx, collision_block_callback callback)
 	ctx->callback = callback;
 }
 
-void SHA1DCUpdate(SHA1_CTX* ctx, const char* buf, unsigned len)
+void SHA1DCUpdate(SHA1_CTX* ctx, const char* buf, size_t len)
 {
 	unsigned left, fill;
 	if (len == 0)
diff --git a/lib/sha1.h b/lib/sha1.h
index c383b1c..a99bce2 100644
--- a/lib/sha1.h
+++ b/lib/sha1.h
@@ -91,7 +91,7 @@ void SHA1DCSetDetectReducedRoundCollision(SHA1_CTX*, int);
 void SHA1DCSetCallback(SHA1_CTX*, collision_block_callback);
 
 /* update SHA-1 context with buffer contents */
-void SHA1DCUpdate(SHA1_CTX*, const char*, unsigned);
+void SHA1DCUpdate(SHA1_CTX*, const char*, size_t);
 
 /* obtain SHA-1 hash from SHA-1 context */
 /* returns: 0 = no collision detected, otherwise = collision found => warn user for active attack */