Disco-L475VG-IOT / wifi-ism43362

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ISM43362/ATParser/BufferedSpi/Buffer/MyBuffer.cpp@0:62e55edab701, 2018-10-03 (annotated)

Committer:
marcel1691
Date:
Wed Oct 03 14:03:01 2018 +0000
Revision:
0:62e55edab701
WiFi ISM43363

Who changed what in which revision?

UserRevisionLine numberNew contents of line
marcel1691 0:62e55edab701 1
marcel1691 0:62e55edab701 2 /**
marcel1691 0:62e55edab701 3 * @file Buffer.cpp
marcel1691 0:62e55edab701 4 * @brief Software Buffer - Templated Ring Buffer for most data types
marcel1691 0:62e55edab701 5 * @author sam grove
marcel1691 0:62e55edab701 6 * @version 1.0
marcel1691 0:62e55edab701 7 * @see
marcel1691 0:62e55edab701 8 *
marcel1691 0:62e55edab701 9 * Copyright (c) 2013
marcel1691 0:62e55edab701 10 *
marcel1691 0:62e55edab701 11 * Licensed under the Apache License, Version 2.0 (the "License");
marcel1691 0:62e55edab701 12 * you may not use this file except in compliance with the License.
marcel1691 0:62e55edab701 13 * You may obtain a copy of the License at
marcel1691 0:62e55edab701 14 *
marcel1691 0:62e55edab701 15 * http://www.apache.org/licenses/LICENSE-2.0
marcel1691 0:62e55edab701 16 *
marcel1691 0:62e55edab701 17 * Unless required by applicable law or agreed to in writing, software
marcel1691 0:62e55edab701 18 * distributed under the License is distributed on an "AS IS" BASIS,
marcel1691 0:62e55edab701 19 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
marcel1691 0:62e55edab701 20 * See the License for the specific language governing permissions and
marcel1691 0:62e55edab701 21 * limitations under the License.
marcel1691 0:62e55edab701 22 */
marcel1691 0:62e55edab701 23
marcel1691 0:62e55edab701 24 #include "MyBuffer.h"
marcel1691 0:62e55edab701 25
marcel1691 0:62e55edab701 26 template <class T>
marcel1691 0:62e55edab701 27 MyBuffer<T>::MyBuffer(uint32_t size)
marcel1691 0:62e55edab701 28 {
marcel1691 0:62e55edab701 29 _buf = new T [size];
marcel1691 0:62e55edab701 30 _size = size;
marcel1691 0:62e55edab701 31 clear();
marcel1691 0:62e55edab701 32
marcel1691 0:62e55edab701 33 return;
marcel1691 0:62e55edab701 34 }
marcel1691 0:62e55edab701 35
marcel1691 0:62e55edab701 36 template <class T>
marcel1691 0:62e55edab701 37 MyBuffer<T>::~MyBuffer()
marcel1691 0:62e55edab701 38 {
marcel1691 0:62e55edab701 39 delete [] _buf;
marcel1691 0:62e55edab701 40
marcel1691 0:62e55edab701 41 return;
marcel1691 0:62e55edab701 42 }
marcel1691 0:62e55edab701 43
marcel1691 0:62e55edab701 44 template <class T>
marcel1691 0:62e55edab701 45 uint32_t MyBuffer<T>::getSize()
marcel1691 0:62e55edab701 46 {
marcel1691 0:62e55edab701 47 return this->_size;
marcel1691 0:62e55edab701 48 }
marcel1691 0:62e55edab701 49
marcel1691 0:62e55edab701 50 template <class T>
marcel1691 0:62e55edab701 51 uint32_t MyBuffer<T>::getNbAvailable()
marcel1691 0:62e55edab701 52 {
marcel1691 0:62e55edab701 53 if (_wloc >= _rloc) {
marcel1691 0:62e55edab701 54 return (_wloc - _rloc);
marcel1691 0:62e55edab701 55 } else {
marcel1691 0:62e55edab701 56 return (_size - _rloc + _wloc);
marcel1691 0:62e55edab701 57 }
marcel1691 0:62e55edab701 58 }
marcel1691 0:62e55edab701 59
marcel1691 0:62e55edab701 60 template <class T>
marcel1691 0:62e55edab701 61 void MyBuffer<T>::clear(void)
marcel1691 0:62e55edab701 62 {
marcel1691 0:62e55edab701 63 _wloc = 0;
marcel1691 0:62e55edab701 64 _rloc = 0;
marcel1691 0:62e55edab701 65 memset(_buf, 0, _size);
marcel1691 0:62e55edab701 66
marcel1691 0:62e55edab701 67 return;
marcel1691 0:62e55edab701 68 }
marcel1691 0:62e55edab701 69
marcel1691 0:62e55edab701 70 template <class T>
marcel1691 0:62e55edab701 71 uint32_t MyBuffer<T>::peek(char c)
marcel1691 0:62e55edab701 72 {
marcel1691 0:62e55edab701 73 return 1;
marcel1691 0:62e55edab701 74 }
marcel1691 0:62e55edab701 75
marcel1691 0:62e55edab701 76 // make the linker aware of some possible types
marcel1691 0:62e55edab701 77 template class MyBuffer<uint8_t>;
marcel1691 0:62e55edab701 78 template class MyBuffer<int8_t>;
marcel1691 0:62e55edab701 79 template class MyBuffer<uint16_t>;
marcel1691 0:62e55edab701 80 template class MyBuffer<int16_t>;
marcel1691 0:62e55edab701 81 template class MyBuffer<uint32_t>;
marcel1691 0:62e55edab701 82 template class MyBuffer<int32_t>;
marcel1691 0:62e55edab701 83 template class MyBuffer<uint64_t>;
marcel1691 0:62e55edab701 84 template class MyBuffer<int64_t>;
marcel1691 0:62e55edab701 85 template class MyBuffer<char>;
marcel1691 0:62e55edab701 86 template class MyBuffer<wchar_t>;