From 6a394b6c878e13c8a5e3fb77dd7d4a7bf7a27871 Mon Sep 17 00:00:00 2001
From: Pepi Zawodsky <git@maclemon.at>
Date: Wed, 9 Apr 2014 20:19:56 +0200
Subject: [PATCH] Added check for missing OpenSSL arguments as suggested by
 Markus Manzke.

---
 cipherscan | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/cipherscan b/cipherscan
index 4d861aa..375a04a 100755
--- a/cipherscan
+++ b/cipherscan
@@ -15,6 +15,8 @@ DELAY=0
 ALLCIPHERS=0
 OUTPUTFORMAT="terminal"
 
+# Error codes
+E_MISSING_OPENSSL_PARAMETERS=250 # When we have valid cipherscan options, but are missing any parameters to pass to OpenSSL.
 
 usage() {
     echo -e "usage: $0 [-a|--allciphers] [-b|--benchmark] [-d|--delay seconds] [-D|--debug] [-j|--json] [-v|--verbose] [-o|--openssl file] [openssl s_client args] <target:port>
@@ -253,6 +255,13 @@ if [ $VERBOSE != 0 ] ; then
 fi
 
 # echo paramters left: $@
+# Testing for existence of OpenSSL parameters
+if [ -z "$1" ]; then
+
+ usage
+ exit $E_MISSING_OPENSSL_PARAMETERS
+fi
+
 
 TEMPTARGET=$(sed -e 's/^.* //'<<<"${@}")
 HOST=$(sed -e 's/:.*//'<<<"${TEMPTARGET}")