add RAND support

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@17097 ec53bebd-3082-4978-b11e-865c3cabbd6b

lib/des/engine.c

@@ -57,6 +57,7 @@ struct hc_engine {
     void (*destroy)(ENGINE *);
     const RSA_METHOD *rsa;
     const DH_METHOD *dh;
+    const RAND_METHOD *rand;
 };
 
 int
@@ -150,6 +151,12 @@ ENGINE_get_DH(const ENGINE *engine)
     return engine->dh;
 }
 
+const RAND_METHOD *
+ENGINE_get_RAND(const ENGINE *engine)
+{
+    return engine->rand;
+}
+
 /*
  *
  */