1*1befb38bSAlexander Graf /* 2*1befb38bSAlexander Graf * Copyright (C) 2015, Bin Meng <bmeng.cn@gmail.com> 3*1befb38bSAlexander Graf * 4*1befb38bSAlexander Graf * SPDX-License-Identifier: GPL-2.0+ 5*1befb38bSAlexander Graf */ 6*1befb38bSAlexander Graf 7*1befb38bSAlexander Graf #ifndef _TABLES_CSUM_H_ 8*1befb38bSAlexander Graf #define _TABLES_CSUM_H_ 9*1befb38bSAlexander Graf table_compute_checksum(void * v,int len)10*1befb38bSAlexander Grafstatic inline u8 table_compute_checksum(void *v, int len) 11*1befb38bSAlexander Graf { 12*1befb38bSAlexander Graf u8 *bytes = v; 13 u8 checksum = 0; 14 int i; 15 16 for (i = 0; i < len; i++) 17 checksum -= bytes[i]; 18 19 return checksum; 20 } 21 22 #endif 23