Diff: Drivers/USBDevice/USBSerial/CircBuffer.h

Revision:

1:f875283d1530

Parent:

0:ac4dea3e2894

Child:

2:d88f88b90c8e

--- a/Drivers/USBDevice/USBSerial/CircBuffer.h	Mon Mar 18 10:21:53 2019 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,63 +0,0 @@
-/* Copyright (c) 2010-2011 mbed.org, MIT License
-*
-* 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 CIRCBUFFER_H
-#define CIRCBUFFER_H
-
-template <class T, int Size>
-class CircBuffer {
-public:
-    CircBuffer():write(0), read(0){}
-    bool isFull() {
-        return ((write + 1) % size == read);
-    };
-
-    bool isEmpty() {
-        return (read == write);
-    };
-
-    void queue(T k) {
-        if (isFull()) {
-            read++;
-            read %= size;
-        }
-        buf[write++] = k;
-        write %= size;
-    }
-
-    uint16_t available() {
-        return (write >= read) ? write - read : size - read + write;
-    };
-
-    bool dequeue(T * c) {
-        bool empty = isEmpty();
-        if (!empty) {
-            *c = buf[read++];
-            read %= size;
-        }
-        return(!empty);
-    };
-
-private:
-    volatile uint16_t write;
-    volatile uint16_t read;
-    static const int size = Size+1;  //a modern optimizer should be able to remove this so it uses no ram.
-    T buf[Size+1];
-};
-
-#endif