From: Ben Pfaff <blp@nicira.com>
Date: Fri, 20 Mar 2009 20:45:19 +0000 (-0700)
Subject: sha1: New function SHA1Bytes().
X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d3d32723b8101539e0fe7bceab07a696fb351431;p=openvswitch

sha1: New function SHA1Bytes().

This is convenient for hashing an array with less work.
---

diff --git a/lib/sha1.c b/lib/sha1.c
index 81a9c2cb..5fc763f8 100644
--- a/lib/sha1.c
+++ b/lib/sha1.c
@@ -382,3 +382,13 @@ void SHA1PadMessage(SHA1Context *context)
 
     SHA1ProcessMessageBlock(context);
 }
+
+void
+SHA1Bytes(const void *data, unsigned int n,
+          uint8_t Message_Digest[SHA1HashSize])
+{
+    SHA1Context ctx;
+    SHA1Reset(&ctx);
+    SHA1Input(&ctx, data, n);
+    SHA1Result(&ctx, Message_Digest);
+}
diff --git a/lib/sha1.h b/lib/sha1.h
index 05a5473b..382cf320 100644
--- a/lib/sha1.h
+++ b/lib/sha1.h
@@ -68,4 +68,7 @@ int SHA1Input(  SHA1Context *,
 int SHA1Result( SHA1Context *,
                 uint8_t Message_Digest[SHA1HashSize]);
 
+void SHA1Bytes(const void *data, unsigned int n,
+               uint8_t Message_Digest[SHA1HashSize]);
+
 #endif