From 65f17cffdaabd3d3793b82fa55e0fde9ec93c84c Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@anytun.org>
Date: Tue, 20 Jan 2009 09:54:46 +0000
Subject: switching key derivation prf to null if no auth or no enc

---
 src/options.c | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'src/options.c')

diff --git a/src/options.c b/src/options.c
index 4b8dc33..8876017 100644
--- a/src/options.c
+++ b/src/options.c
@@ -211,6 +211,12 @@ int options_parse(options_t* opt, int argc, char* argv[])
   }
 
 #ifndef NO_CRYPT
+  if(!strcmp(opt->cipher_, "null") && !strcmp(opt->auth_algo_, "null") && 
+     strcmp(opt->kd_prf_, "null")) {
+    if(opt->kd_prf_)
+      free(opt->kd_prf_);
+    opt->kd_prf_ = strdup("null");
+  }
   if((strcmp(opt->cipher_, "null") || strcmp(opt->auth_algo_, "null")) && 
      !strcmp(opt->kd_prf_, "null")) {
     log_printf(WARNING, "using NULL key derivation with encryption and or authentication enabled!");
-- 
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