On Fri, Apr 16, 2010 at 10:44:37AM +0300, Dmitry Kasatkin wrote: > Hi, > > crypto_ahash_update() > crypto_ahash_dinup() > crypto_ahash_final() > > obviously might need to return -EINPROGRESS > > but can > crypto_ahash_init(req) > > be synchronous? > > Or it could also return EINPROGRESS, though not sense.
crypto_ahash_init is allowed to return EINPROGRESS, but it certainly doesn't *have* to be asynchronous. Most hardware implementations should be able to do it synchronously by duplicating a precomputed initial state. Cheers, -- Visit Openswan at http://www.openswan.org/ Email: Herbert Xu ~{PmV>HI~} <herb...@gondor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt -- To unsubscribe from this list: send the line "unsubscribe linux-crypto" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
