Checksum.h
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1 /*
2  * This file is part of ArmarX.
3  *
4  * Copyright (C) 2011-2016, High Performance Humanoid Technologies (H2T), Karlsruhe Institute of Technology (KIT), all rights reserved.
5  *
6  * ArmarX is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License version 2 as
8  * published by the Free Software Foundation.
9  *
10  * ArmarX is distributed in the hope that it will be useful, but
11  * WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program. If not, see <http://www.gnu.org/licenses/>.
17  *
18  * @package
19  * @author
20  * @date
21  * @copyright http://www.gnu.org/licenses/gpl-2.0.txt
22  * GNU General Public License
23  */
24 #pragma once
25 
26 class Checksum
27 {
28 public:
29  static unsigned short Crc16(unsigned char* data, unsigned int size);
30  static unsigned short Update_crc16(unsigned char* data, unsigned int size, unsigned short crc);
31 
32 private:
33  static const unsigned short CRC_TABLE_CCITT16[256];
34 };
35 
Checksum::Crc16
static unsigned short Crc16(unsigned char *data, unsigned int size)
Calculates the CRC16 checksum of an array by using a table.
Definition: Checksum.cpp:115
Checksum::Update_crc16
static unsigned short Update_crc16(unsigned char *data, unsigned int size, unsigned short crc)
Calculates the CRC16 checksum of an array by using a table.
Definition: Checksum.cpp:86
data
uint8_t data[1]
Definition: EtherCATFrame.h:68
Checksum
Definition: Checksum.h:26