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Groups > linux.kernel > #1674443
| From | David Gstir <david@sigma-star.at> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [RFC PATCH 1/2] crypto: caam - properly set IV after {en,de}crypt |
| Date | 2017-06-26 07:50 +0200 |
| Message-ID | <tWv4m-6Jc-7@gated-at.bofh.it> (permalink) |
| References | <tNTSh-11x-3@gated-at.bofh.it> <tNTSh-11x-1@gated-at.bofh.it> <tU2ga-1qR-3@gated-at.bofh.it> <tUh5w-2E2-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Herbert, > On 20 Jun 2017, at 03:28, Herbert Xu <herbert@gondor.apana.org.au> wrote: > > On Mon, Jun 19, 2017 at 10:31:27AM +0000, Horia Geantă wrote: >> >> IIUC, IV update is required only in case of CBC. >> Since this callback is used also for CTR, we should avoid the copy: >> if ((ctx->cdata.algtype & OP_ALG_AAI_MASK) == OP_ALG_AAI_CBC) ... > > No it is needed for CTR too. So, am I correct in assuming that it is required for all modes including AEAD modes like GCM? In that case I'll include a fix for the CAAM GCM mode too. Thanks, David
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Re: [RFC PATCH 1/2] crypto: caam - properly set IV after {en,de}crypt Herbert Xu <herbert@gondor.apana.org.au> - 2017-06-20 04:30 +0200
Re: [RFC PATCH 1/2] crypto: caam - properly set IV after {en,de}crypt David Gstir <david@sigma-star.at> - 2017-06-26 07:50 +0200
Re: [RFC PATCH 1/2] crypto: caam - properly set IV after {en,de}crypt Herbert Xu <herbert@gondor.apana.org.au> - 2017-06-26 08:50 +0200
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