Ivo Noorhoff / UIPEthernet

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utility/MemPool.h@9:a156d3de5647, 2019-08-27 (annotated)

Committer:
hudakz
Date:
Tue Aug 27 15:01:10 2019 +0000
Revision:
9:a156d3de5647
Mbed OS 5 support added and API modified.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
hudakz 9:a156d3de5647 1 /*
hudakz 9:a156d3de5647 2 mempool.h - sleek implementation of a memory pool
hudakz 9:a156d3de5647 3 Copyright (c) 2013 Norbert Truchsess <norbert.truchsess@t-online.de>
hudakz 9:a156d3de5647 4 All rights reserved.
hudakz 9:a156d3de5647 5
hudakz 9:a156d3de5647 6 This program is free software: you can redistribute it and/or modify
hudakz 9:a156d3de5647 7 it under the terms of the GNU General Public License as published by
hudakz 9:a156d3de5647 8 the Free Software Foundation, either version 3 of the License, or
hudakz 9:a156d3de5647 9 (at your option) any later version.
hudakz 9:a156d3de5647 10
hudakz 9:a156d3de5647 11 This program is distributed in the hope that it will be useful,
hudakz 9:a156d3de5647 12 but WITHOUT ANY WARRANTY; without even the implied warranty of
hudakz 9:a156d3de5647 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
hudakz 9:a156d3de5647 14 GNU General Public License for more details.
hudakz 9:a156d3de5647 15
hudakz 9:a156d3de5647 16 You should have received a copy of the GNU General Public License
hudakz 9:a156d3de5647 17 along with this program. If not, see <http://www.gnu.org/licenses/>.
hudakz 9:a156d3de5647 18 */
hudakz 9:a156d3de5647 19 #ifndef MEMPOOL_H
hudakz 9:a156d3de5647 20 #define MEMPOOL_H
hudakz 9:a156d3de5647 21
hudakz 9:a156d3de5647 22 #include <inttypes.h>
hudakz 9:a156d3de5647 23
hudakz 9:a156d3de5647 24 #define POOLSTART 0
hudakz 9:a156d3de5647 25 #define NOBLOCK 0
hudakz 9:a156d3de5647 26
hudakz 9:a156d3de5647 27 #include "mempool_conf.h"
hudakz 9:a156d3de5647 28
hudakz 9:a156d3de5647 29 struct memblock
hudakz 9:a156d3de5647 30 {
hudakz 9:a156d3de5647 31 memaddress begin;
hudakz 9:a156d3de5647 32 memaddress size;
hudakz 9:a156d3de5647 33 memhandle nextblock;
hudakz 9:a156d3de5647 34 };
hudakz 9:a156d3de5647 35
hudakz 9:a156d3de5647 36 class MemPool
hudakz 9:a156d3de5647 37 {
hudakz 9:a156d3de5647 38 #ifdef MEMPOOLTEST_H
hudakz 9:a156d3de5647 39 friend class MemoryPoolTest;
hudakz 9:a156d3de5647 40 #endif
hudakz 9:a156d3de5647 41 protected:
hudakz 9:a156d3de5647 42 static struct memblock blocks[MEMPOOL_NUM_MEMBLOCKS + 1];
hudakz 9:a156d3de5647 43 public:
hudakz 9:a156d3de5647 44
hudakz 9:a156d3de5647 45 void init();
hudakz 9:a156d3de5647 46 static memhandle allocBlock(memaddress);
hudakz 9:a156d3de5647 47 static void freeBlock(memhandle);
hudakz 9:a156d3de5647 48 static void resizeBlock(memhandle handle, memaddress position);
hudakz 9:a156d3de5647 49 static void resizeBlock(memhandle handle, memaddress position, memaddress size);
hudakz 9:a156d3de5647 50 static memaddress blockSize(memhandle);
hudakz 9:a156d3de5647 51 };
hudakz 9:a156d3de5647 52 #endif