1 files changed, 66 insertions, 0 deletions
diff --git a/src/tls/tls_session_manager.cpp b/src/tls/tls_session_manager.cpp
new file mode 100644
index 000000000..05a092426
--- /dev/null
+++ b/src/tls/tls_session_manager.cpp
@@ -0,0 +1,66 @@
+/*
+* TLS Session Management
+* (C) 2011 Jack Lloyd
+*
+* Released under the terms of the Botan license
+*/
+
+#include <botan/tls_session_manager.h>
+#include <botan/hex.h>
+#include <botan/time.h>
+
+namespace Botan {
+
+bool TLS_Session_Manager_In_Memory::find(const MemoryVector<byte>& session_id,
+                                         TLS_Session& params)
+   {
+   std::map<std::string, TLS_Session>::iterator i =
+      sessions.find(hex_encode(session_id));
+
+   if(i == sessions.end())
+      return false;
+
+   // session has expired, remove it
+   const u64bit now = system_time();
+   if(i->second.start_time() + session_lifetime >= now)
+      {
+      sessions.erase(i);
+      return false;
+      }
+
+   params = i->second;
+   return true;
+   }
+
+bool TLS_Session_Manager_In_Memory::find(const std::string& hostname, u16bit port,
+                                         TLS_Session& params)
+   {
+   return false;
+   }
+
+void TLS_Session_Manager_In_Memory::prohibit_resumption(
+   const MemoryVector<byte>& session_id)
+   {
+   std::map<std::string, TLS_Session>::iterator i =
+      sessions.find(hex_encode(session_id));
+
+   if(i != sessions.end())
+      sessions.erase(i);
+   }
+
+void TLS_Session_Manager_In_Memory::save(const TLS_Session& session_data)
+   {
+   if(max_sessions != 0)
+      {
+      /*
+      This removes randomly based on ordering of session ids.
+      Instead, remove oldest first?
+      */
+      while(sessions.size() >= max_sessions)
+         sessions.erase(sessions.begin());
+      }
+
+   sessions[hex_encode(session_data.session_id())] = session_data;
+   }
+
+}