[include][src] Add API to get object name and thread name

- Added rt_thread_get_name() API
- Added rt_object_get_name() API

Signed-off-by: Fan YANG <fan.yang@hpmicro.com>

include/rtthread.h

@@ -60,6 +60,7 @@ void rt_object_delete(rt_object_t object);
 rt_bool_t rt_object_is_systemobject(rt_object_t object);
 rt_uint8_t rt_object_get_type(rt_object_t object);
 rt_object_t rt_object_find(const char *name, rt_uint8_t type);
+const char * rt_object_get_name(rt_object_t object);
 
 #ifdef RT_USING_HEAP
 /* custom object */
@@ -169,6 +170,8 @@ void rt_thread_wakeup_set(struct rt_thread *thread, rt_wakeup_func_t func, void*
 #endif
 void rt_thread_timeout(void *parameter);
 
+const char *rt_thread_get_name(rt_thread_t thread);
+
 #ifdef RT_USING_SIGNALS
 void rt_thread_alloc_sig(rt_thread_t tid);
 void rt_thread_free_sig(rt_thread_t tid);

src/object.c

@@ -635,6 +635,22 @@ rt_object_t rt_object_find(const char *name, rt_uint8_t type)
     return RT_NULL;
 }
 
+/**
+ * @brief This function will return the name of the specified object
+ *        container
+ *
+ * @param object is the specified object to be get name
+ *
+ * @return the found object name or RT_NULL if there is no this object
+ * in object container.
+ *
+ * @note this function shall not be invoked in interrupt status
+ */
+const char *rt_object_get_name(rt_object_t object)
+{
+    return (object == RT_NULL) ? RT_NULL : object->name;
+}
+
 #ifdef RT_USING_HEAP
 /**
  * This function will create a custom object

src/thread.c

@@ -1142,4 +1142,20 @@ rt_thread_t rt_thread_find(char *name)
 
 RTM_EXPORT(rt_thread_find);
 
+/**
+ * @brief   This function will return the name of the specified thread
+ *
+ * @note    Please don't invoke this function in interrupt status
+ *
+ * @param   thread the thread to retrieve thread name
+ *
+ * @return  If the return value is a valid string, the function is successfully executed
+ *          If the return value is RT_NULL, it means this operation failed
+ */
+const char * rt_thread_get_name(rt_thread_t thread)
+{
+    return (thread == RT_NULL) ? RT_NULL : rt_object_get_name(&thread->parent);
+}
+RTM_EXPORT(rt_thread_get_name);
+
 /**@}*/