From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B5142C433F5 for ; Tue, 28 Sep 2021 06:05:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9A5AC611CA for ; Tue, 28 Sep 2021 06:05:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239206AbhI1GGj (ORCPT ); Tue, 28 Sep 2021 02:06:39 -0400 Received: from smtp-out2.suse.de ([195.135.220.29]:45342 "EHLO smtp-out2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239511AbhI1GFr (ORCPT ); Tue, 28 Sep 2021 02:05:47 -0400 Received: from relay1.suse.de (relay1.suse.de [149.44.160.133]) by smtp-out2.suse.de (Postfix) with ESMTP id C3C72201BF; Tue, 28 Sep 2021 06:04:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1632809047; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=1VamOQcU1OrVu4tiACiA0zdumWt9PK7vtnP5toK1J7M=; b=XneCzjCL0gB2ADQZxAeGU61CYz65Nl2CcFgUPDeHUQjLsTL1gU6RI8auZ7r/d1dQRg7vK3 dXTGXmDN4dTIg7YJlqUHgJHQFCQnU1NQmxSirngUbZBdriJBxk/bSFeLHXdteT9irC4fi/ BF+8XRtAk+dePPfL2So/qvRNiNBSzus= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1632809047; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=1VamOQcU1OrVu4tiACiA0zdumWt9PK7vtnP5toK1J7M=; b=07T7FhqaschQF6qlZG+1Ohd2jzaNFQnPmhUAEbLDcVWe3Hv6OkCfYaFB0d1uaLqATOZGhN VJoLI7nwuIked5DQ== Received: from adalid.arch.suse.de (adalid.arch.suse.de [10.161.8.13]) by relay1.suse.de (Postfix) with ESMTP id 837AB25E65; Tue, 28 Sep 2021 06:04:06 +0000 (UTC) Received: by adalid.arch.suse.de (Postfix, from userid 16045) id 42D8E518EE22; Tue, 28 Sep 2021 08:04:06 +0200 (CEST) From: Hannes Reinecke To: Sagi Grimberg Cc: Christoph Hellwig , Keith Busch , Herbert Xu , "David S . Miller" , linux-nvme@lists.infradead.org, linux-crypto@vger.kernel.org, Hannes Reinecke , Chaitanya Kulkarni Subject: [PATCH 02/12] crypto: add crypto_has_kpp() Date: Tue, 28 Sep 2021 08:03:46 +0200 Message-Id: <20210928060356.27338-3-hare@suse.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20210928060356.27338-1-hare@suse.de> References: <20210928060356.27338-1-hare@suse.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org Add helper function to determine if a given key-agreement protocol primitive is supported. Signed-off-by: Hannes Reinecke Reviewed-by: Sagi Grimberg Reviewed-by: Chaitanya Kulkarni --- crypto/kpp.c | 6 ++++++ include/crypto/kpp.h | 2 ++ 2 files changed, 8 insertions(+) diff --git a/crypto/kpp.c b/crypto/kpp.c index 313b2c699963..416e8a1a03ee 100644 --- a/crypto/kpp.c +++ b/crypto/kpp.c @@ -87,6 +87,12 @@ struct crypto_kpp *crypto_alloc_kpp(const char *alg_name, u32 type, u32 mask) } EXPORT_SYMBOL_GPL(crypto_alloc_kpp); +int crypto_has_kpp(const char *alg_name, u32 type, u32 mask) +{ + return crypto_type_has_alg(alg_name, &crypto_kpp_type, type, mask); +} +EXPORT_SYMBOL_GPL(crypto_has_kpp); + static void kpp_prepare_alg(struct kpp_alg *alg) { struct crypto_alg *base = &alg->base; diff --git a/include/crypto/kpp.h b/include/crypto/kpp.h index cccceadc164b..24d01e9877c1 100644 --- a/include/crypto/kpp.h +++ b/include/crypto/kpp.h @@ -104,6 +104,8 @@ struct kpp_alg { */ struct crypto_kpp *crypto_alloc_kpp(const char *alg_name, u32 type, u32 mask); +int crypto_has_kpp(const char *alg_name, u32 type, u32 mask); + static inline struct crypto_tfm *crypto_kpp_tfm(struct crypto_kpp *tfm) { return &tfm->base; -- 2.29.2