Ulrich Spoerlein wrote: > Dear Poul-Henning, current_at_, > > I made two, what I call, improvements to recoverdisk. It only tries to > read in multiples of 512 bytes OR the sectorsize. This sucks for CD/DVD > with 2352 bytes sectorsize. My patch takes the native sectorsize into > account, when dimensioning BIG and MEDIUMSIZE. > > Second feature is the saving and loading of the worklist. Again, not > very helpful for reading hard disks, but very useful for CDs. This way, > you can first try a scratched CD in drive A, then drive B and drive C. > You don't have to start all over again, but instead can profit from the > different error recovery mechanisms. > > Previously, I did this with dd(1) and paper and pencil. Not funny. > > Please try the attached patch, thanks! FYI I have a C program from 1987 to rescue data off floppies, down to literally the last bit. Compiles on DOS & BSD, runs properly only on DOS, as DOS returns the buffer even on CRC error. Unix doesn't. http://berklix.com/~jhs/src/bsd/jhs/bin/public/valid/ A recovery tool I wrote for a BSD4.2 with flakey tape drive: http://berklix.com/~jhs/src/bsd/jhs/bin/public/slice/ To test media &/or drivers there's http://berklix.com/~jhs/src/bsd/jhs/bin/public/testblock/ -- Julian Stacey. Consultant Unix Net & Sys. Eng., Munich. http://berklix.com Mail in Ascii, HTML=spam. Ihr Rauch = mein allergischer Kopfschmerz.Received on Tue Apr 25 2006 - 18:19:18 UTC
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