From patchwork Tue Jan 21 09:57:16 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "tianjia.zhang" X-Patchwork-Id: 198189 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 88750C2D0CE for ; Tue, 21 Jan 2020 09:57:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6403A24656 for ; Tue, 21 Jan 2020 09:57:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728794AbgAUJ5y (ORCPT ); Tue, 21 Jan 2020 04:57:54 -0500 Received: from out30-133.freemail.mail.aliyun.com ([115.124.30.133]:49313 "EHLO out30-133.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729238AbgAUJ5f (ORCPT ); Tue, 21 Jan 2020 04:57:35 -0500 X-Alimail-AntiSpam: AC=PASS; BC=-1|-1; BR=01201311R201e4; CH=green; DM=||false|; DS=||; FP=0|-1|-1|-1|0|-1|-1|-1; HT=e01e07417; MF=tianjia.zhang@linux.alibaba.com; NM=1; PH=DS; RN=4; SR=0; TI=SMTPD_---0ToHep6T_1579600652; Received: from localhost(mailfrom:tianjia.zhang@linux.alibaba.com fp:SMTPD_---0ToHep6T_1579600652) by smtp.aliyun-inc.com(127.0.0.1); Tue, 21 Jan 2020 17:57:33 +0800 From: Tianjia Zhang To: herbert@gondor.apana.org.au, davem@davemloft.net Cc: linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 4/6] crypto: testmgr - support test with different ciphertext per encryption Date: Tue, 21 Jan 2020 17:57:16 +0800 Message-Id: <20200121095718.52404-5-tianjia.zhang@linux.alibaba.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200121095718.52404-1-tianjia.zhang@linux.alibaba.com> References: <20200121095718.52404-1-tianjia.zhang@linux.alibaba.com> Sender: linux-crypto-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org Some asymmetric algorithms will get different ciphertext after each encryption, such as SM2, and let testmgr support the testing of such algorithms. In struct akcipher_testvec, set c and c_size to be empty, skip the comparison of the ciphertext, and compare the decrypted plaintext with m to achieve the test purpose. Signed-off-by: Tianjia Zhang --- crypto/testmgr.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/crypto/testmgr.c b/crypto/testmgr.c index 82513b6b0abd..db9b5ac878e7 100644 --- a/crypto/testmgr.c +++ b/crypto/testmgr.c @@ -3741,7 +3741,7 @@ static int test_akcipher_one(struct crypto_akcipher *tfm, pr_err("alg: akcipher: %s test failed. err %d\n", op, err); goto free_all; } - if (!vecs->siggen_sigver_test) { + if (!vecs->siggen_sigver_test && c) { if (req->dst_len != c_size) { pr_err("alg: akcipher: %s test failed. Invalid output len\n", op); @@ -3772,6 +3772,11 @@ static int test_akcipher_one(struct crypto_akcipher *tfm, goto free_all; } + if (!vecs->siggen_sigver_test && !c) { + c = outbuf_enc; + c_size = req->dst_len; + } + op = vecs->siggen_sigver_test ? "sign" : "decrypt"; if (WARN_ON(c_size > PAGE_SIZE)) goto free_all;