2020-07-06 01:10:07 +01:00
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/*
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* crc32_fast.h
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*
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* Based on the standard CRC32 checksum fast public domain implementation for
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* little-endian architecures by Bj<EFBFBD>rn Samuelsson (http://home.thep.lu.se/~bjorn/crc).
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*
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2020-12-23 17:48:57 +00:00
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* Copyright (c) 2020-2021, DarkMatterCore <pabloacurielz@gmail.com>.
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2020-07-06 01:10:07 +01:00
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*
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* This file is part of nxdumptool (https://github.com/DarkMatterCore/nxdumptool).
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*
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* nxdumptool is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* nxdumptool is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#ifndef __CRC32_FAST_H__
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#define __CRC32_FAST_H__
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/// Calculates a CRC32 checksum over the provided input buffer. Checksum calculation in chunks is supported.
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/// CRC32 calculation state is both read from and saved to 'crc', which should be zero during the first call to this function.
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void crc32FastCalculate(const void *data, u64 n_bytes, u32 *crc);
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#endif /* __CRC32_FAST_H__ */
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