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4 Commits

Author SHA1 Message Date
Kees Cook
5d26a105b5 crypto: prefix module autoloading with "crypto-" 
This prefixes all crypto module loading with "crypto-" so we never run
the risk of exposing module auto-loading to userspace via a crypto API,
as demonstrated by Mathias Krause:

https://lkml.org/lkml/2013/3/4/70

Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
 2014-11-24 22:43:57 +08:00
Jussi Kivilinna
044ab52578 crypto: cast5/cast6 - move lookup tables to shared module 
CAST5 and CAST6 both use same lookup tables, which can be moved shared module
'cast_common'.

Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
 2012-12-06 17:16:26 +08:00
Jussi Kivilinna
312639bb1b Revert "[CRYPTO] cast6: inline bloat--" 
This reverts commit e6ccc727f3.

Above commit caused performance regression for CAST6. Reverting gives
following increase in tcrypt speed tests (revert-vs-old ratios).

AMD Phenom II X6 1055T, x86-64:

size    ecb             cbc             ctr             lrw             xts
        enc     dec     enc     dec     enc     dec     enc     dec     enc     dec
16b     1.15x   1.17x   1.16x   1.17x   1.16x   1.16x   1.14x   1.19x   1.05x   1.07x
64b     1.19x   1.23x   1.20x   1.22x   1.19x   1.19x   1.16x   1.24x   1.12x   1.12x
256b    1.21x   1.24x   1.22x   1.24x   1.20x   1.20x   1.17x   1.21x   1.16x   1.14x
1kb     1.21x   1.25x   1.22x   1.24x   1.21x   1.21x   1.18x   1.22x   1.17x   1.15x
8kb     1.21x   1.25x   1.22x   1.24x   1.21x   1.21x   1.18x   1.22x   1.18x   1.15x

Cc: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi>
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
 2012-09-07 04:17:06 +08:00
Johannes Goetzfried
2b49b90672 crypto: cast6 - prepare generic module for optimized implementations 
Rename cast6 module to cast6_generic to allow autoloading of optimized
implementations. Generic functions and s-boxes are exported to be able to use
them within optimized implementations.

Signed-off-by: Johannes Goetzfried <Johannes.Goetzfried@informatik.stud.uni-erlangen.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
 2012-08-01 17:47:30 +08:00