1 files changed, 93 insertions, 0 deletions
diff --git a/nci/jni/Mutex.h b/nci/jni/Mutex.h
new file mode 100644
index 0000000..c858e8e
--- /dev/null
+++ b/nci/jni/Mutex.h
@@ -0,0 +1,93 @@
+/*****************************************************************************
+**
+**  Name:           Mutex.h
+**
+**  Description:    Encapsulate a mutex for thread synchronization.
+**
+**  Copyright (c) 2012, Broadcom Corp., All Rights Reserved.
+**  Proprietary and confidential.
+**
+*****************************************************************************/
+
+#pragma once
+#include <pthread.h>
+
+
+class Mutex
+{
+public:
+    /*******************************************************************************
+    **
+    ** Function:        Mutex        
+    **
+    ** Description:     Initialize member variables.
+    **                  
+    ** Returns:         None.
+    **
+    *******************************************************************************/
+    Mutex ();
+    
+    
+    /*******************************************************************************
+    **
+    ** Function:        ~Mutex       
+    **
+    ** Description:     Cleanup all resources.
+    **                  
+    ** Returns:         None.
+    **
+    *******************************************************************************/
+    ~Mutex ();
+    
+    
+    /*******************************************************************************
+    **
+    ** Function:        lock    
+    **
+    ** Description:     Block the thread and try lock the mutex.
+    **                  
+    ** Returns:         None.
+    **
+    *******************************************************************************/
+    void lock ();
+    
+    
+    /*******************************************************************************
+    **
+    ** Function:        unlock   
+    **
+    ** Description:     Unlock a mutex to unblock a thread.
+    **                  
+    ** Returns:         None.
+    **
+    *******************************************************************************/
+    void unlock ();
+    
+    
+    /*******************************************************************************
+    **
+    ** Function:        tryLock        
+    **
+    ** Description:     Try to lock the mutex.
+    **                  
+    ** Returns:         True if the mutex is locked.
+    **
+    *******************************************************************************/
+    bool tryLock ();
+
+    
+    /*******************************************************************************
+    **
+    ** Function:        nativeHandle
+    **
+    ** Description:     Get the handle of the mutex.
+    **                  
+    ** Returns:         Handle of the mutex.
+    **
+    *******************************************************************************/
+    pthread_mutex_t* nativeHandle ();
+        
+private:
+    pthread_mutex_t mMutex;
+};
+