tree d1deffadf86c3292e51bde06bf8d2a00c20da697
parent 166247f46a9c866e6f7f7d2212be875fb82212a1
author Neil Horman <nhorman@tuxdriver.com> 1215441691 +0800
committer Herbert Xu <herbert@gondor.apana.org.au> 1215693318 +0800

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>