Diff: RingBuffer.h

Revision:

0:2f6062c6d018

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/RingBuffer.h	Mon Jul 09 14:36:06 2012 +0000
@@ -0,0 +1,60 @@
+/*
+ * mbed library for RingBuffer
+ * Copyright (c) 2010 Hiroshi Suga
+ * Released under the MIT License: http://mbed.org/license/mit
+ */
+
+/* @file
+ * @brief Ring Buffer
+ */
+
+#ifndef RingBuffer_H
+#define RingBuffer_H
+
+#include "mbed.h"
+
+class RingBuffer {
+public:
+    /** init Stack class
+     * @param p_size size of ring buffer
+     */
+    RingBuffer (int p_size);
+    ~RingBuffer ();
+
+    /** put to ring buffer
+     * @param dat data
+     * @return data / -1:error
+     */
+    int put (char dat);
+
+    /** put to ring buffer
+     * @param dat data
+     * @param len length
+     * @return put length
+     */
+    int put (char *dat, int len);
+
+    /** get from ring buffer
+     * @param dat data
+     * @retval 0:ok / -1:error
+     */
+    int get (char *dat);
+
+    /** get from ring buffer
+     * @param dat data
+     * @param len length
+     * @return get length
+     */
+    int get (char *dat, int len);
+
+    void clear ();
+    int available ();
+    int use ();
+
+private:
+    char *buf;
+    int size;
+    int addr_w, addr_r;
+};
+
+#endif