| Ethan Yonker | 66a1949 | 2015-12-10 10:19:45 -0600 | [diff] [blame] | 1 | /* |
| 2 | libparted - a library for manipulating disk partitions |
| 3 | Copyright (C) 1998-2000 Free Software Foundation, Inc. |
| 4 | |
| 5 | crc32.h |
| 6 | |
| 7 | This program is free software; you can redistribute it and/or modify |
| 8 | it under the terms of the GNU General Public License as published by |
| 9 | the Free Software Foundation; either version 2 of the License, or |
| 10 | (at your option) any later version. |
| 11 | |
| 12 | This program is distributed in the hope that it will be useful, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | GNU General Public License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU General Public License |
| 18 | along with this program; if not, write to the Free Software |
| 19 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 20 | */ |
| 21 | |
| 22 | // For TWRP purposes, we'll be opting for version 3 of the GPL |
| 23 | |
| 24 | #ifndef _GPTCRC32_H |
| 25 | #define _GPTCRC32_H |
| 26 | |
| 27 | #include <stdint.h> |
| 28 | |
| 29 | /* |
| 30 | * This computes a 32 bit CRC of the data in the buffer, and returns the CRC. |
| 31 | * The polynomial used is 0xedb88320. |
| 32 | */ |
| 33 | |
| 34 | extern uint32_t gptcrc32 (const void *buf, unsigned long len, uint32_t seed); |
| 35 | |
| 36 | #endif /* _GPTCRC32_H */ |