Metadata-Version: 1.1
Name: crccheck
Version: 0.6
Summary: Calculation library for CRCs and checksums
Home-page: https://bitbucket.org/martin_scharrer/crccheck
Author: Martin Scharrer
Author-email: martin@scharrer-online.de
License: GPL v3+
Download-URL: https://bitbucket.org/martin_scharrer/checksum/downloads/
Description: crccheck - Classes to calculate CRCs and checksums from binary data
        ===================================================================
        
        The ``crccheck.crc`` module implements all CRCs listed in the
        `Catalogue of parametrised CRC algorithms <http://reveng.sourceforge.net/crc-catalogue/>`_:
        
            CRC-3/ROHC, CRC-4/ITU, CRC-5/EPC, CRC-5/ITU, CRC-5/USB, CRC-6/CDMA2000-A, CRC-6/CDMA2000-B, CRC-6/DARC, CRC-6/ITU,
            CRC-7, CRC-7/ROHC, CRC-8, CRC-8/CDMA2000, CRC-8/DARC, CRC-8/DVB-S2, CRC-8/EBU, CRC-8/I-CODE, CRC-8/ITU, CRC-8/MAXIM,
            CRC-8/ROHC, CRC-8/WCDMA, CRC-10, CRC-10/CDMA2000, CRC-11, CRC-12/3GPP, CRC-12/CDMA2000, CRC-12/DECT, CRC-13/BBC,
            CRC-14/DARC, CRC-15, CRC-15/MPT1327, CRC-16, ARC, CRC-16/AUG-CCITT, CRC-16/BUYPASS, CRC-16/CCITT-FALSE,
            CRC-16/CDMA2000, CRC-16/DDS-110, CRC-16/DECT-R, CRC-16/DECT-X, CRC-16/DNP, CRC-16/EN-13757, CRC-16/GENIBUS,
            CRC-16/MAXIM, CRC-16/MCRF4XX, CRC-16/RIELLO, CRC-16/T10-DIF, CRC-16/TELEDISK, CRC-16/TMS37157, CRC-16/USB, CRC-A,
            CRC-16 CCITT, KERMIT, MODBUS, X-25, XMODEM, CRC-24, CRC-24/FLEXRAY-A, CRC-24/FLEXRAY-B, CRC-31/PHILIPS, CRC-32,
            CRC-32/BZIP2, CRC-32C, CRC-32D, CRC-32/MPEG-2, CRC-32/POSIX, CRC-32Q, JAMCRC, XFER, CRC-40/GSM, CRC-64, CRC-64/WE,
            CRC-64/XZ, CRC-82/DARC.
        
        For the class names simply remove all dashes and slashes from the above names and apply CamelCase, e.g.
        "CRC-32/MPEG-2" is implemented by ``Crc32Mpeg2``. Other CRC can be calculated by using the general class
        ``crccheck.crc.Crc`` by providing all required CRC parameters.
        
        The ``crccheck.checksum`` module implements additive and XOR checksums with 8, 16 and 32 bit:
        ``Checksum8``, ``Checksum16``, ``Checksum32`` and ``ChecksumXor8``, ``ChecksumXor16``, ``ChecksumXor32``
        
        Usage example::
        
            from crccheck.crc import Crc32, CrcXmodem
            from crccheck.checksum import Checksum32
        
            # Quick calculation
            data = bytearray.fromhex("DEADBEEF")
            crc = Crc32.calc(data)
            checksum = Checksum32.calc(data)
        
            # Procsss multiple data buffers
            data1 = b"Binary string"  # or use .encode(..) on normal sring - Python 3 only
            data2 = bytes.fromhex("1234567890")  # Python 3 only, use bytearray for older versions
            data3 = (0x0, 255, 12, 99)  # Iterable which returns ints in byte range (0..255)
            crcinst = CrcXmodem()
            crcinst.process(data1)
            crcinst.process(data2)
            crcinst.process(data3[1:-1])
            crcbytes = crcinst.finalbytes()
            crchex = crcinst.finalhex()
            crcint = crcinst.final()
        
        
Platform: UNKNOWN
Classifier: Development Status :: 4 - Beta
Classifier: License :: OSI Approved :: GNU General Public License v3 or later (GPLv3+)
Classifier: Intended Audience :: Developers
Classifier: Intended Audience :: Information Technology
Classifier: Operating System :: OS Independent
Classifier: Programming Language :: Python :: 2.7
Classifier: Programming Language :: Python :: 3.3
Classifier: Programming Language :: Python :: 3.4
Classifier: Programming Language :: Python :: 3.5
Classifier: Topic :: Scientific/Engineering
Classifier: Topic :: Software Development :: Embedded Systems
Classifier: Topic :: Utilities
