Sam Grove / Buffer

Buffer for general purpose use. Templated for most datatypes

Dependents:   BufferedSoftSerial 09_PT1000 10_PT1000 11_PT1000 ... more

Example

 #include "mbed.h"
 #include "Buffer.h"

 Buffer <char> buf;

 int main()
 {
     buf = 'a';
     buf.put('b');
     char *head = buf.head();
     puts(head);

     char whats_in_there[2] = {0};
     int pos = 0;

     while(buf.available())
     {   
         whats_in_there[pos++] = buf;
     }
     printf("%c %c\n", whats_in_there[0], whats_in_there[1]);
     buf.clear();
     error("done\n\n\n");
 }

MyBuffer.cpp@6:89564915f2a7, 2016-03-07 (annotated)

Committer:
sam_grove
Date:
Mon Mar 07 21:10:13 2016 +0000
Revision:
6:89564915f2a7
Update class name to MyBuffer to avoid conflicting names with a class in the mbed library

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sam_grove 6:89564915f2a7 1
sam_grove 6:89564915f2a7 2 /**
sam_grove 6:89564915f2a7 3 * @file Buffer.cpp
sam_grove 6:89564915f2a7 4 * @brief Software Buffer - Templated Ring Buffer for most data types
sam_grove 6:89564915f2a7 5 * @author sam grove
sam_grove 6:89564915f2a7 6 * @version 1.0
sam_grove 6:89564915f2a7 7 * @see
sam_grove 6:89564915f2a7 8 *
sam_grove 6:89564915f2a7 9 * Copyright (c) 2013
sam_grove 6:89564915f2a7 10 *
sam_grove 6:89564915f2a7 11 * Licensed under the Apache License, Version 2.0 (the "License");
sam_grove 6:89564915f2a7 12 * you may not use this file except in compliance with the License.
sam_grove 6:89564915f2a7 13 * You may obtain a copy of the License at
sam_grove 6:89564915f2a7 14 *
sam_grove 6:89564915f2a7 15 * http://www.apache.org/licenses/LICENSE-2.0
sam_grove 6:89564915f2a7 16 *
sam_grove 6:89564915f2a7 17 * Unless required by applicable law or agreed to in writing, software
sam_grove 6:89564915f2a7 18 * distributed under the License is distributed on an "AS IS" BASIS,
sam_grove 6:89564915f2a7 19 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
sam_grove 6:89564915f2a7 20 * See the License for the specific language governing permissions and
sam_grove 6:89564915f2a7 21 * limitations under the License.
sam_grove 6:89564915f2a7 22 */
sam_grove 6:89564915f2a7 23
sam_grove 6:89564915f2a7 24 #include "MyBuffer.h"
sam_grove 6:89564915f2a7 25
sam_grove 6:89564915f2a7 26 template <class T>
sam_grove 6:89564915f2a7 27 MyBuffer<T>::MyBuffer(uint32_t size)
sam_grove 6:89564915f2a7 28 {
sam_grove 6:89564915f2a7 29 _buf = new T [size];
sam_grove 6:89564915f2a7 30 _size = size;
sam_grove 6:89564915f2a7 31 clear();
sam_grove 6:89564915f2a7 32
sam_grove 6:89564915f2a7 33 return;
sam_grove 6:89564915f2a7 34 }
sam_grove 6:89564915f2a7 35
sam_grove 6:89564915f2a7 36 template <class T>
sam_grove 6:89564915f2a7 37 MyBuffer<T>::~MyBuffer()
sam_grove 6:89564915f2a7 38 {
sam_grove 6:89564915f2a7 39 delete [] _buf;
sam_grove 6:89564915f2a7 40
sam_grove 6:89564915f2a7 41 return;
sam_grove 6:89564915f2a7 42 }
sam_grove 6:89564915f2a7 43
sam_grove 6:89564915f2a7 44 template <class T>
sam_grove 6:89564915f2a7 45 uint32_t MyBuffer<T>::getSize()
sam_grove 6:89564915f2a7 46 {
sam_grove 6:89564915f2a7 47 return this->_size;
sam_grove 6:89564915f2a7 48 }
sam_grove 6:89564915f2a7 49
sam_grove 6:89564915f2a7 50 template <class T>
sam_grove 6:89564915f2a7 51 void MyBuffer<T>::clear(void)
sam_grove 6:89564915f2a7 52 {
sam_grove 6:89564915f2a7 53 _wloc = 0;
sam_grove 6:89564915f2a7 54 _rloc = 0;
sam_grove 6:89564915f2a7 55 memset(_buf, 0, _size);
sam_grove 6:89564915f2a7 56
sam_grove 6:89564915f2a7 57 return;
sam_grove 6:89564915f2a7 58 }
sam_grove 6:89564915f2a7 59
sam_grove 6:89564915f2a7 60 template <class T>
sam_grove 6:89564915f2a7 61 uint32_t MyBuffer<T>::peek(char c)
sam_grove 6:89564915f2a7 62 {
sam_grove 6:89564915f2a7 63 return 1;
sam_grove 6:89564915f2a7 64 }
sam_grove 6:89564915f2a7 65
sam_grove 6:89564915f2a7 66 // make the linker aware of some possible types
sam_grove 6:89564915f2a7 67 template class MyBuffer<uint8_t>;
sam_grove 6:89564915f2a7 68 template class MyBuffer<int8_t>;
sam_grove 6:89564915f2a7 69 template class MyBuffer<uint16_t>;
sam_grove 6:89564915f2a7 70 template class MyBuffer<int16_t>;
sam_grove 6:89564915f2a7 71 template class MyBuffer<uint32_t>;
sam_grove 6:89564915f2a7 72 template class MyBuffer<int32_t>;
sam_grove 6:89564915f2a7 73 template class MyBuffer<uint64_t>;
sam_grove 6:89564915f2a7 74 template class MyBuffer<int64_t>;
sam_grove 6:89564915f2a7 75 template class MyBuffer<char>;
sam_grove 6:89564915f2a7 76 template class MyBuffer<wchar_t>;