Added mutex timeout and mutex ownership

include/sta/mutex.hpp

@@ -5,6 +5,13 @@
 #ifndef STA_CORE_MUTEX_HPP
 #define STA_CORE_MUTEX_HPP
 
+#include <cstdint>
+
+/**
+ * @brief Maximum timeout for a mutex.
+ * 
+ */
+#define STA_MUTEX_MAX_TIMEOUT   0xFFFFFFFFU
 
 namespace sta
 {
@@ -16,10 +23,18 @@ namespace sta
     class Mutex
     {
     public:
+        /**
+         * @brief Method for checking mutex ownership.
+         * 
+         * @return Returns true if the currently running thread is the owner of the mutex.
+         */
+        virtual bool isCurrentThreadOwner() = 0;
+
         /**
          * @brief Block until mutex has been acquired.
          */
-        virtual void acquire() = 0;
+        virtual void acquire(uint32_t timeout = STA_MUTEX_MAX_TIMEOUT) = 0;
+
         /**
          * @brief Release mutex.
          */

src/mutex.cpp

@@ -9,12 +9,16 @@ namespace sta
     class DummyMutex : public Mutex
     {
     public:
-        void acquire() override {}
+        bool isCurrentThreadOwner() 
+        {
+            return true; // Your mutex? It's OUR mutex, comrade!
+        };
+
+        void acquire(uint32_t timeout /* = STA_MUTEX_MAX_TIMEOUT */) override {}
         void release() override {}
     };
 
     static DummyMutex dummyMutex;
 
-
     Mutex * Mutex::ALWAYS_FREE = &dummyMutex;
 } // namespace sta