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| author | Neil Horman <nhorman@tuxdriver.com> | 2008-07-07 22:41:31 +0800 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2008-07-10 20:35:18 +0800 |
| commit | b8454eebe380677789735fd6bad368af2e6b2d1e (patch) | |
| tree | d1deffadf86c3292e51bde06bf8d2a00c20da697 /crypto/Kconfig | |
| parent | 166247f46a9c866e6f7f7d2212be875fb82212a1 (diff) | |
| download | lwn-b8454eebe380677789735fd6bad368af2e6b2d1e.tar.gz lwn-b8454eebe380677789735fd6bad368af2e6b2d1e.zip | |
crypto: prng - Deterministic CPRNG
This patch adds a cryptographic pseudo-random number generator
based on CTR(AES-128). It is meant to be used in cases where a
deterministic CPRNG is required.
One of the first applications will be as an input in the IPsec IV
generation process.
Signed-off-by: Neil Horman <nhorman@tuxdriver.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/Kconfig')
| -rw-r--r-- | crypto/Kconfig | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/crypto/Kconfig b/crypto/Kconfig index 795e31c8aec2..43b7473ff19b 100644 --- a/crypto/Kconfig +++ b/crypto/Kconfig @@ -666,6 +666,15 @@ config CRYPTO_LZO help This is the LZO algorithm. +comment "Random Number Generation" + +config CRYPTO_PRNG + tristate "Pseudo Random Number Generation for Cryptographic modules" + help + This option enables the generic pseudo random number generator + for cryptographic modules. Uses the Algorithm specified in + ANSI X9.31 A.2.4 + source "drivers/crypto/Kconfig" endif # if CRYPTO |