1 files changed, 56 insertions, 0 deletions
diff --git a/src/utils/mutex/pthreads/mux_pthr.cpp b/src/utils/mutex/pthreads/mux_pthr.cpp
new file mode 100644
index 000000000..d003fa298
--- /dev/null
+++ b/src/utils/mutex/pthreads/mux_pthr.cpp
@@ -0,0 +1,56 @@
+/*************************************************
+* Pthread Mutex Source File                      *
+* (C) 1999-2007 Jack Lloyd                       *
+*************************************************/
+
+#include <botan/mux_pthr.h>
+#include <botan/exceptn.h>
+
+#ifndef _POSIX_C_SOURCE
+  #define _POSIX_C_SOURCE 199506
+#endif
+
+#include <pthread.h>
+
+namespace Botan {
+
+/*************************************************
+* Pthread Mutex Factory                          *
+*************************************************/
+Mutex* Pthread_Mutex_Factory::make()
+   {
+
+   class Pthread_Mutex : public Mutex
+      {
+      public:
+         void lock()
+            {
+            if(pthread_mutex_lock(&mutex) != 0)
+               throw Exception("Pthread_Mutex::lock: Error occured");
+            }
+
+         void unlock()
+            {
+            if(pthread_mutex_unlock(&mutex) != 0)
+               throw Exception("Pthread_Mutex::unlock: Error occured");
+            }
+
+         Pthread_Mutex()
+            {
+            if(pthread_mutex_init(&mutex, 0) != 0)
+               throw Exception("Pthread_Mutex: initialization failed");
+            }
+
+         ~Pthread_Mutex()
+            {
+            if(pthread_mutex_destroy(&mutex) != 0)
+               throw Invalid_State("~Pthread_Mutex: mutex is still locked");
+            }
+      private:
+         pthread_mutex_t mutex;
+      };
+
+   return new Pthread_Mutex();
+   }
+
+}