Date: Wed, 6 Oct 2021 21:10:39 GMT From: John Baldwin <jhb@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: 366ae4a000b1 - main - safexcel: Support truncated tags for AES-CCM. Message-ID: <202110062110.196LAdLe061605@gitrepo.freebsd.org>
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The branch main has been updated by jhb: URL: https://cgit.FreeBSD.org/src/commit/?id=366ae4a000b1483390ddbf28e3dc420ebac894a0 commit 366ae4a000b1483390ddbf28e3dc420ebac894a0 Author: John Baldwin <jhb@FreeBSD.org> AuthorDate: 2021-10-06 21:08:48 +0000 Commit: John Baldwin <jhb@FreeBSD.org> CommitDate: 2021-10-06 21:08:48 +0000 safexcel: Support truncated tags for AES-CCM. Reviewed by: markj Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D32119 --- sys/dev/safexcel/safexcel.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/sys/dev/safexcel/safexcel.c b/sys/dev/safexcel/safexcel.c index 042fac5fc2b8..b844a167b078 100644 --- a/sys/dev/safexcel/safexcel.c +++ b/sys/dev/safexcel/safexcel.c @@ -1735,7 +1735,7 @@ safexcel_instr_ccm(struct safexcel_request *req, struct safexcel_instr *instr, memset(b0, 0, blen); b0[0] = (L - 1) | /* payload length size */ - ((CCM_CBC_MAX_DIGEST_LEN - 2) / 2) << 3 /* digest length */ | + ((req->sess->digestlen - 2) / 2) << 3 /* digest length */ | (crp->crp_aad_length > 0 ? 1 : 0) << 6 /* AAD present bit */; memcpy(&b0[1], req->iv, csp->csp_ivlen); b0[14] = crp->crp_payload_length >> 8; @@ -2314,9 +2314,6 @@ safexcel_probesession(device_t dev, const struct crypto_session_params *csp) return (EINVAL); break; case CRYPTO_AES_CCM_16: - if (csp->csp_auth_mlen != 0 && - csp->csp_auth_mlen != AES_CBC_MAC_HASH_LEN) - return (EINVAL); break; default: return (EINVAL);
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