Diff: rtos/Queue.h

Revision:

8:88a1a9c26ae3

Parent:

6:350b53afb889

--- a/rtos/Queue.h	Fri Nov 23 10:16:38 2012 +0000
+++ b/rtos/Queue.h	Tue Nov 27 16:55:38 2012 +0000
@@ -1,61 +1,81 @@
-/* Copyright (c) 2012 mbed.org */
-#ifndef QUEUE_H
-#define QUEUE_H 
-
-#include <stdint.h>
-#include <string.h>
-
-#include "cmsis_os.h"
-#include "error.h"
-
-namespace rtos {
-
-/*! The Queue class allow to control, send, receive, or wait for messages.
- A message can be a integer or pointer value  to a certain type T that is send
- to a thread or interrupt service routine.
-  \tparam  T         data type of a single message element.
-  \tparam  queue_sz  maximum number of messages in queue.
-*/
-template<typename T, uint32_t queue_sz>
-class Queue {
-public:
-    /*! Create and initialise a message Queue. */
-    Queue() {
-    #ifdef CMSIS_OS_RTX
-        memset(_queue_q, 0, sizeof(_queue_q));
-        _queue_def.pool = _queue_q;
-        _queue_def.queue_sz = queue_sz;
-    #endif
-        _queue_id = osMessageCreate(&_queue_def, NULL);
-        if (_queue_id == NULL) {
-            error("Error initialising the queue object\n");
-        }
-    }
-    
-    /*! Put a message in a Queue.
-      \param   data      message pointer.
-      \param   millisec  timeout value or 0 in case of no time-out. (default: 0)
-      \return  status code that indicates the execution status of the function. 
-    */
-    osStatus put(T* data, uint32_t millisec=0) {
-        return osMessagePut(_queue_id, (uint32_t)data, millisec);
-    }
-    
-    /*! Get a message or Wait for a message from a Queue.
-      \param   millisec  timeout value or 0 in case of no time-out. (default: osWaitForever).
-      \return  event information that includes the message and the status code.
-    */
-    osEvent get(uint32_t millisec=osWaitForever) {
-        return osMessageGet(_queue_id, millisec);
-    }
-
-private:
-    osMessageQId    _queue_id;
-    osMessageQDef_t _queue_def;
-#ifdef CMSIS_OS_RTX
-    uint32_t        _queue_q[4+(queue_sz)];
-#endif
-};
-
-}
-#endif
+/* mbed Microcontroller Library
+ * Copyright (c) 2006-2012 ARM Limited
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#ifndef QUEUE_H
+#define QUEUE_H
+
+#include <stdint.h>
+#include <string.h>
+
+#include "cmsis_os.h"
+#include "error.h"
+
+namespace rtos {
+
+/** The Queue class allow to control, send, receive, or wait for messages.
+ A message can be a integer or pointer value  to a certain type T that is send
+ to a thread or interrupt service routine.
+  @tparam  T         data type of a single message element.
+  @tparam  queue_sz  maximum number of messages in queue.
+*/
+template<typename T, uint32_t queue_sz>
+class Queue {
+public:
+    /** Create and initialise a message Queue. */
+    Queue() {
+    #ifdef CMSIS_OS_RTX
+        memset(_queue_q, 0, sizeof(_queue_q));
+        _queue_def.pool = _queue_q;
+        _queue_def.queue_sz = queue_sz;
+    #endif
+        _queue_id = osMessageCreate(&_queue_def, NULL);
+        if (_queue_id == NULL) {
+            error("Error initialising the queue object\n");
+        }
+    }
+    
+    /** Put a message in a Queue.
+      @param   data      message pointer.
+      @param   millisec  timeout value or 0 in case of no time-out. (default: 0)
+      @return  status code that indicates the execution status of the function. 
+    */
+    osStatus put(T* data, uint32_t millisec=0) {
+        return osMessagePut(_queue_id, (uint32_t)data, millisec);
+    }
+    
+    /** Get a message or Wait for a message from a Queue.
+      @param   millisec  timeout value or 0 in case of no time-out. (default: osWaitForever).
+      @return  event information that includes the message and the status code.
+    */
+    osEvent get(uint32_t millisec=osWaitForever) {
+        return osMessageGet(_queue_id, millisec);
+    }
+
+private:
+    osMessageQId    _queue_id;
+    osMessageQDef_t _queue_def;
+#ifdef CMSIS_OS_RTX
+    uint32_t        _queue_q[4+(queue_sz)];
+#endif
+};
+
+}
+#endif