CRC function without order dependency

Posted by Pirks on Stack Overflow See other posts from Stack Overflow or by Pirks
Published on 2010-04-21T11:48:58Z Indexed on 2010/04/22 10:53 UTC
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I need a CRC mechanism to calculate the CRC of a number of strings, such that, given two strings, A and B, the sum crc(A) + crc(B) == crc(A+B).

P.S. XOR is too weak---the algorithm should be not trivial for reverse engineering.

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