initial

Dependencies:   mbed

Revision:
1:9d3b497333c0
Parent:
0:638edba3adf6
--- a/mbed-src/api/CircularBuffer.h	Mon Jan 11 02:32:24 2016 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,98 +0,0 @@
-/* mbed Microcontroller Library
- * Copyright (c) 2015 ARM Limited
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-#ifndef MBED_CIRCULARBUFFER_H
-#define MBED_CIRCULARBUFFER_H
-
-namespace mbed {
-
-/** Templated Circular buffer class
- */
-template<typename T, uint32_t BufferSize, typename CounterType = uint32_t>
-class CircularBuffer {
-public:
-    CircularBuffer() : _head(0), _tail(0), _full(false) {
-    }
-
-    ~CircularBuffer() {
-    }
-
-    /** Push the transaction to the buffer. This overwrites the buffer if it's
-     *  full
-     *
-     * @param data Data to be pushed to the buffer
-     */
-    void push(const T& data) {
-        if (full()) {
-            _tail++;
-            _tail %= BufferSize;
-        }
-        _pool[_head++] = data;
-        _head %= BufferSize;
-        if (_head == _tail) {
-            _full = true;
-        }
-    }
-
-    /** Pop the transaction from the buffer
-     *
-     * @param data Data to be pushed to the buffer
-     * @return True if the buffer is not empty and data contains a transaction, false otherwise
-     */
-    bool pop(T& data) {
-        if (!empty()) {
-            data = _pool[_tail++];
-            _tail %= BufferSize;
-            _full = false;
-            return true;
-        }
-        return false;
-    }
-
-    /** Check if the buffer is empty
-     *
-     * @return True if the buffer is empty, false if not
-     */
-    bool empty() {
-        return (_head == _tail) && !_full;
-    }
-
-    /** Check if the buffer is full
-     *
-     * @return True if the buffer is full, false if not
-     */
-    bool full() {
-        return _full;
-    }
-
-    /** Reset the buffer
-     *
-     */
-    void reset() {
-        _head = 0;
-        _tail = 0;
-        _full = false;
-    }
-
-private:
-    T _pool[BufferSize];
-    volatile CounterType _head;
-    volatile CounterType _tail;
-    volatile bool _full;
-};
-
-}
-
-#endif