On Sat, 2009-06-13 at 00:26 +1000, Herbert Xu wrote: > On Fri, Jun 12, 2009 at 10:23:08AM -0400, Neil Horman wrote: > > > > > Ok, that seems like a reasonable idea. new patch below > > > Change Notes: > > > > > > 1) Moved fips_enabled flag into its own header, included in all the appropriate > > > places > > > > > > 2) removed flags field from entropy store, keying continuous test on the > > > non-null status of the last_data pointer > > > > > > > > > FIPS-140 requires that all random number generators implement continuous self > > > tests in which each extracted block of data is compared against the last block > > > for repetition. The ansi_cprng implements such a test, but it would be nice if > > > the hw rng's did the same thing. Obviously its not something thats always > > > needed, but it seems like it would be a nice feature to have on occasion. I've > > > written the below patch which allows individual entropy stores to be flagged as > > > desiring a continuous test to be run on them as is extracted. By default this > > > option is off, but is enabled in the event that fips mode is selected during > > > bootup. > > > > > > Neil > > > > > > Signed-off-by: Neil Horman <nhorman@xxxxxxxxxxxxx> > > > > > Ping, I don't see that this got picked up in the crypto tree. Are there > > subsequent objections? > > Matt, are you OK with me picking this up or do you want to pick it > up? Acked-by: Matt Mackall <mpm@xxxxxxxxxxx> You can pick it up. Speaking of, do you care if I route other RNG bits through your crypto tree? I usually just bounce patches to Andrew. -- http://selenic.com : development and support for Mercurial and Linux -- To unsubscribe from this list: send the line "unsubscribe linux-crypto" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
