From 9b8ebc6ed1a1fdc15c404774bf102c883a34d990 Mon Sep 17 00:00:00 2001 From: Mateusz Zalega Date: Thu, 22 Oct 2015 23:07:23 +0200 Subject: Minor fixes, working version --- crc32.cc | 37 ------------------------------------- 1 file changed, 37 deletions(-) delete mode 100644 crc32.cc (limited to 'crc32.cc') diff --git a/crc32.cc b/crc32.cc deleted file mode 100644 index 558d4ef..0000000 --- a/crc32.cc +++ /dev/null @@ -1,37 +0,0 @@ -/* - * Author: Copyright (C) Andrzej Surowiec 2012 - * - * - * This file is part of Nitrokey. - * - * Nitrokey is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * any later version. - * - * Nitrokey is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with Nitrokey. If not, see . - */ - -#include "crc32.h" - - -uint32_t Crc32 (uint32_t Crc, uint32_t Data) -{ -int i; - - Crc = Crc ^ Data; - - for (i = 0; i < 32; i++) - if (Crc & 0x80000000) - Crc = (Crc << 1) ^ 0x04C11DB7; // Polynomial used in STM32 - else - Crc = (Crc << 1); - - return (Crc); -} -- cgit v1.2.1