GainSpan Wi-Fi library

Diff: RingBuffer.cpp

Revision:

25:f6e5622d2930

Parent:

24:5c350ae2e703

Child:

26:b347ee3a1087

--- a/RingBuffer.cpp	Wed Jan 23 07:41:23 2013 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,88 +0,0 @@
-/*
- * mbed library for RingBuffer
- * Copyright (c) 2010 Hiroshi Suga
- * Released under the MIT License: http://mbed.org/license/mit
- */
-
-/* @file
- * @brief Ring Buffer
- */
- 
-#include "RingBuffer.h"
-
-RingBuffer::RingBuffer (int p_size) {
-    size = p_size + 1;
-    buf = new char[size];
-    addr_w = 0;
-    addr_r = 0;
-}
-
-RingBuffer::~RingBuffer () {
-    delete [] buf;
-}
-
-int RingBuffer::put (char dat) {
-    int next;
-
-    next = (addr_w + 1) % size;
-    if (next == addr_r) {
-        return -1;
-    }
-    buf[addr_w] = dat;
-    addr_w = next;
-    return -1;
-}
-
-int RingBuffer::put (char *dat, int len) {
-    int next, i;
-
-
-    for (i = 0; i < len; i ++) {
-        next = (addr_w + 1) % size;
-        if (next == addr_r) {
-            break;
-        }
-        buf[addr_w] = dat[i];
-        addr_w = next;
-    }
-    return i;
-}
-
-int RingBuffer::get (char *dat) {
-    if (addr_r == addr_w) {
-        return -1;
-    }
-    *dat = buf[addr_r];
-    addr_r = (addr_r + 1) % size;
-    return 0;
-}
-
-int RingBuffer::get (char *dat, int len) {
-    int i;
-
-    for (i = 0; i < len; i ++) {
-        if (addr_r == addr_w) {
-            break;
-        }
-        dat[i] = buf[addr_r];
-        addr_r = (addr_r + 1) % size;
-    }
-    return i;
-}
-
-int RingBuffer::available () {
-    if (addr_w < addr_r) {
-        return addr_r - addr_w - 1;
-    } else {
-        return (size - addr_w) + addr_r - 1;
-    }
-}
-
-int RingBuffer::use () {
-    return size - available() - 1;
-}
-
-void RingBuffer::clear () {
-    addr_w = 0;
-    addr_r = 0;
-}