1 files changed, 10 insertions, 0 deletions
diff --git a/src/authAlgo.cpp b/src/authAlgo.cpp
index 3088c72..8293d70 100644
--- a/src/authAlgo.cpp
+++ b/src/authAlgo.cpp
@@ -76,6 +76,11 @@ Sha1AuthAlgo::~Sha1AuthAlgo()
 
 void Sha1AuthAlgo::generate(KeyDerivation& kd, kd_dir dir, EncryptedPacket& packet)
 {
+#ifndef USE_SSL_CRYPTO
+  if(!handle)
+    return;
+#endif
+
   packet.addAuthTag();
   if(!packet.getAuthTagLength())
     return;
@@ -113,6 +118,11 @@ void Sha1AuthAlgo::generate(KeyDerivation& kd, kd_dir dir, EncryptedPacket& pack
 
 bool Sha1AuthAlgo::checkTag(KeyDerivation& kd, kd_dir dir, EncryptedPacket& packet)
 {
+#ifndef USE_SSL_CRYPTO
+  if(!handle)
+    return false;
+#endif
+
   packet.withAuthTag(true);
   if(!packet.getAuthTagLength())
     return true;