Move mutex directory back to the Attic

3 files changed, 86 insertions, 0 deletions

diff --git a/Attic/mutex/noop_mutex/info.txt b/Attic/mutex/noop_mutex/info.txt
new file mode 100644
index 000000000..1f49f5e1c
--- /dev/null
+++ b/Attic/mutex/noop_mutex/info.txt
@@ -0,0 +1,10 @@
+realname "No-Op Mutex"
+
+load_on auto
+
+define MUTEX_NOOP
+
+<add>
+mux_noop.cpp
+mux_noop.h
+</add>
diff --git a/Attic/mutex/noop_mutex/mux_noop.cpp b/Attic/mutex/noop_mutex/mux_noop.cpp
new file mode 100644
index 000000000..5c45084fe
--- /dev/null
+++ b/Attic/mutex/noop_mutex/mux_noop.cpp
@@ -0,0 +1,50 @@
+/*
+* No-Op Mutex Factory
+* (C) 1999-2007 Jack Lloyd
+*
+* Distributed under the terms of the Botan license
+*/
+
+#include <botan/mux_noop.h>
+
+namespace Botan {
+
+/*
+* No-Op Mutex Factory
+*/
+Mutex* Noop_Mutex_Factory::make()
+   {
+   class Noop_Mutex : public Mutex
+      {
+      public:
+         class Mutex_State_Error : public Internal_Error
+            {
+            public:
+               Mutex_State_Error(const std::string& where) :
+                  Internal_Error("Noop_Mutex::" + where + ": " +
+                                 "Mutex is already " + where + "ed") {}
+            };
+
+         void lock()
+            {
+            if(locked)
+               throw Mutex_State_Error("lock");
+            locked = true;
+            }
+
+         void unlock()
+            {
+            if(!locked)
+               throw Mutex_State_Error("unlock");
+            locked = false;
+            }
+
+         Noop_Mutex() { locked = false; }
+      private:
+         bool locked;
+      };
+
+   return new Noop_Mutex;
+   }
+
+}
diff --git a/Attic/mutex/noop_mutex/mux_noop.h b/Attic/mutex/noop_mutex/mux_noop.h
new file mode 100644
index 000000000..94201cb7c
--- /dev/null
+++ b/Attic/mutex/noop_mutex/mux_noop.h
@@ -0,0 +1,26 @@
+/*
+* No-Op Mutex Factory
+* (C) 1999-2007 Jack Lloyd
+*
+* Distributed under the terms of the Botan license
+*/
+
+#ifndef BOTAN_NOOP_MUTEX_FACTORY_H__
+#define BOTAN_NOOP_MUTEX_FACTORY_H__
+
+#include <botan/mutex.h>
+
+namespace Botan {
+
+/*
+* No-Op Mutex Factory
+*/
+class BOTAN_DLL Noop_Mutex_Factory : public Mutex_Factory
+   {
+   public:
+      Mutex* make();
+   };
+
+}
+
+#endif