Date: Mon, 6 Jul 2009 22:18:25 +0300 From: Gleb Kurtsou <gleb.kurtsou@gmail.com> To: soc-status@freebsd.org Subject: pefs status report 5 Message-ID: <20090706191825.GA1802@tops>
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I've commited encryption support using rc4 last week. Trying to switch to XTS-AES I came across Salsa20 stream cypher. I'm going to use if for encryption as it allows encryption/decryption at arbitrary offsets, fast and supports tweaks (additional key material). Salsa20 sources need some tweaking to support stream seeking. I'm working on it. There is also a bigger overhaul going on in my local repository: using Salsa20 allows to completely get rid of block alignment requirement in read/write operations and I'm working on adding transparent mode of operation (it's just like read-only nullfs, but necessary to correctly handle mount root directory, lost+found and filesystem snapshots). It's too unstable at the moment, so I'm planning to finish it and commit by the end of the week.
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