4 commits

Author	SHA1	Message	Date
Oliver Jowett	26feb1d078	Add some testing code that looks for ambiguous syndromes that ... could confuse the partial correction used in DF11. That code shows that yes, there are ambiguous syndromes in the 2-bit correction case only, so disable corrections of more than 1 bit in DF11.	2015-01-23 21:59:31 +00:00
Oliver Jowett	fc87a232b4	Return non-NULL errorinfo if there are no errors to diagnose.	2015-01-21 12:54:27 +00:00
Oliver Jowett	270a22e06a	CRC reimplementation to be byte-at-a-time table-driven. ... Also be smarter about error correction, avoiding ambiguous cases when --aggressive is specified.	2015-01-20 23:04:05 +00:00
Oliver Jowett	07df054590	Move CRC code to a separate file.	2015-01-19 23:41:26 +00:00