updates.

[silc.git] / lib / silccrypt / silchmac.c

diff --git a/lib/silccrypt/silchmac.c b/lib/silccrypt/silchmac.c
index 77dce315b4693961ee662c34300b4eb7dac9f15b..6293cea6757176f65c1dbf0a3042ccb9c50b4b2a 100644 (file)
--- a/lib/silccrypt/silchmac.c
+++ b/lib/silccrypt/silchmac.c
@@ -32,6 +32,10 @@ struct SilcHmacStruct {
   unsigned char inner_pad[64];
   unsigned char outer_pad[64];
   void *hash_context;
+
+  /* XXX backwards thingy for 0.5.x MAC computation.
+     XXX Remove in 0.7.x */
+  bool backwards_support;
 };
 
 /* List of dynamically registered HMACs. */
@@ -394,3 +398,13 @@ void silc_hmac_final(SilcHmac hmac, unsigned char *return_hash,
   if (return_len)
     *return_len = hmac->hmac->len;
 }
+
+void silc_hmac_set_b(SilcHmac hmac)
+{
+  hmac->backwards_support = TRUE;
+}
+
+bool silc_hmac_get_b(SilcHmac hmac)
+{
+  return hmac->backwards_support;
+}