2 files changed, 14 insertions, 14 deletions
diff --git a/src/sha1.c b/src/sha1.c
index 09e68fd..02557ff 100644
--- a/src/sha1.c
+++ b/src/sha1.c
@@ -197,12 +197,12 @@ void SHA1Init(
 void SHA1Update(
     SHA1_CTX * context,
     const unsigned char *data,
-    uint32_t len
+    size_t len
 )
 {
-    uint32_t i;
+    size_t i;
 
-    uint32_t j;
+    size_t j;
 
     j = context->count[0];
     if ((context->count[0] += len << 3) < j)
@@ -279,16 +279,16 @@ void SHA1Final(
 }
 
 void SHA1(
-    char *hash_out,
-    const char *str,
-    int len)
+    const unsigned char *str,
+    size_t len,
+    unsigned char *hash_out
+)
 {
     SHA1_CTX ctx;
-    unsigned int ii;
+    size_t ii;
 
     SHA1Init(&ctx);
     for (ii=0; ii<len; ii+=1)
-        SHA1Update(&ctx, (const unsigned char*)str + ii, 1);
-    SHA1Final((unsigned char *)hash_out, &ctx);
-    hash_out[20] = '\0';
+        SHA1Update(&ctx, str + ii, 1);
+    SHA1Final(hash_out, &ctx);
 }
diff --git a/src/sha1.h b/src/sha1.h
index 96bb008..c8e9f68 100644
--- a/src/sha1.h
+++ b/src/sha1.h
@@ -28,7 +28,7 @@ void SHA1Init(
 void SHA1Update(
     SHA1_CTX * context,
     const unsigned char *data,
-    uint32_t len
+    size_t len
     );
 
 void SHA1Final(
@@ -37,8 +37,8 @@ void SHA1Final(
     );
 
 void SHA1(
-    char *hash_out,
-    const char *str,
-    int len);
+    const unsigned char *str,
+    size_t len,
+    unsigned char *hash_out);
 
 #endif /* SHA1_H */