1 files changed, 12 insertions, 0 deletions
diff --git a/src/lib/tls/tls_channel.cpp b/src/lib/tls/tls_channel.cpp
index 5f882af64..a476b21bd 100644
--- a/src/lib/tls/tls_channel.cpp
+++ b/src/lib/tls/tls_channel.cpp
@@ -19,6 +19,18 @@ namespace Botan {
 
 namespace TLS {
 
+Callbacks::~Callbacks() {}
+
+void Callbacks::tls_inspect_handshake_msg(const Handshake_Message&)
+   {
+   // default is no op
+   }
+
+std::string Callbacks::tls_server_choose_app_protocol(const std::vector<std::string>&)
+   {
+   return "";
+   }
+
 size_t TLS::Channel::IO_BUF_DEFAULT_SIZE = 10*1024;
 
 Channel::Channel(Callbacks& callbacks,