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 X-Spam-Level: X-Spam-Status: No, score=-6.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS, UNWANTED_LANGUAGE_BODY,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 B00C0C43387 for ; Thu, 17 Jan 2019 06:49:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8C00520657 for ; Thu, 17 Jan 2019 06:49:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729265AbfAQGtJ (ORCPT ); Thu, 17 Jan 2019 01:49:09 -0500 Received: from szxga05-in.huawei.com ([45.249.212.191]:2248 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725982AbfAQGsx (ORCPT ); Thu, 17 Jan 2019 01:48:53 -0500 Received: from DGGEMS407-HUB.china.huawei.com (unknown [172.30.72.60]) by Forcepoint Email with ESMTP id 7129674A3DCE02FC3AF6; Thu, 17 Jan 2019 14:48:50 +0800 (CST) Received: from linux-ibm.site (10.175.102.37) by DGGEMS407-HUB.china.huawei.com (10.3.19.207) with Microsoft SMTP Server id 14.3.408.0; Thu, 17 Jan 2019 14:48:42 +0800 From: Xiongfeng Wang To: , , CC: , , , , , Subject: [PATCH V2 1/5] crypto: api - add a helper to (un)register a array of templates Date: Thu, 17 Jan 2019 14:47:59 +0800 Message-ID: <1547707683-45878-2-git-send-email-wangxiongfeng2@huawei.com> X-Mailer: git-send-email 1.7.12.4 In-Reply-To: <1547707683-45878-1-git-send-email-wangxiongfeng2@huawei.com> References: <1547707683-45878-1-git-send-email-wangxiongfeng2@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.175.102.37] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch add a helper to (un)register a array of templates. The following patches will use this helper to simplify the code. Signed-off-by: Xiongfeng Wang --- crypto/algapi.c | 27 +++++++++++++++++++++++++++ include/crypto/algapi.h | 2 ++ 2 files changed, 29 insertions(+) diff --git a/crypto/algapi.c b/crypto/algapi.c index 713baab..4c9c86b 100644 --- a/crypto/algapi.c +++ b/crypto/algapi.c @@ -494,6 +494,24 @@ int crypto_register_template(struct crypto_template *tmpl) } EXPORT_SYMBOL_GPL(crypto_register_template); +int crypto_register_templates(struct crypto_template *tmpls, int count) +{ + int i, err; + + for (i = 0; i < count; i++) { + err = crypto_register_template(&tmpls[i]); + if (err) + goto out; + } + return 0; + +out: + for (--i; i >= 0; --i) + crypto_unregister_template(&tmpls[i]); + return err; +} +EXPORT_SYMBOL_GPL(crypto_register_templates); + void crypto_unregister_template(struct crypto_template *tmpl) { struct crypto_instance *inst; @@ -523,6 +541,15 @@ void crypto_unregister_template(struct crypto_template *tmpl) } EXPORT_SYMBOL_GPL(crypto_unregister_template); +void crypto_unregister_templates(struct crypto_template *tmpls, int count) +{ + int i; + + for (i = count - 1; i >= 0; --i) + crypto_unregister_template(&tmpls[i]); +} +EXPORT_SYMBOL_GPL(crypto_unregister_templates); + static struct crypto_template *__crypto_lookup_template(const char *name) { struct crypto_template *q, *tmpl = NULL; diff --git a/include/crypto/algapi.h b/include/crypto/algapi.h index 093869f..4be38cd 100644 --- a/include/crypto/algapi.h +++ b/include/crypto/algapi.h @@ -143,7 +143,9 @@ struct ablkcipher_walk { void crypto_mod_put(struct crypto_alg *alg); int crypto_register_template(struct crypto_template *tmpl); +int crypto_register_templates(struct crypto_template *tmpls, int count); void crypto_unregister_template(struct crypto_template *tmpl); +void crypto_unregister_templates(struct crypto_template *tmpls, int count); struct crypto_template *crypto_lookup_template(const char *name); int crypto_register_instance(struct crypto_template *tmpl, -- 1.7.12.4