CRC-32C (Castagnoli) for C++ and .NET

Zlib license

This license covers C++ code of the CRC-32C library as well as binaries generated from it. It is standard zlib license. .NET code is distributed under BSD license.

Copyright (c) 2013 - 2014 Mark Adler, Robert Važan

This software is provided ‘as-is’, without any express or implied warranty. In no event will the author be held liable for any damages arising from the use of this software.

Permission is granted to anyone to use this software for any purpose, including commercial applications, and to alter it and redistribute it freely, subject to the following restrictions:

  1. The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation would be appreciated but is not required.
  2. Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
  3. This notice may not be removed or altered from any source distribution.
Project CRC-32C for C++ and .NET
Version 1.0.5
CRC type CRC-32C (Castagnoli)
Polynomial 0x1EDC6F41 / 0x82F63B78
CRC features configurable initial value, chainable, no pre/post-processing, continuous bit order
Optimizations Intel CRC32 instruction (x3) in hardware
Sliced table-driven software fallback
Performance 20 GB/s in hardware
2 GB/s in software
NuGet Crc32C (C++), Crc32C.NET (.NET)
Download crc32c-hw- (C++ and .NET)
Source code crc32c-hw and Crc32C.NET on Bitbucket
License BSD license, zlib license
Credits Robert Važan, Mark Adler