From patchwork Fri Apr 21 20:54:29 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Cabiddu, Giovanni" X-Patchwork-Id: 9693731 X-Patchwork-Delegate: herbert@gondor.apana.org.au Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 4C28F601D4 for ; Fri, 21 Apr 2017 20:54:46 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3905728662 for ; Fri, 21 Apr 2017 20:54:46 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2B46328677; Fri, 21 Apr 2017 20:54:46 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A9D9828662 for ; Fri, 21 Apr 2017 20:54:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1040866AbdDUUyo (ORCPT ); Fri, 21 Apr 2017 16:54:44 -0400 Received: from mga01.intel.com ([192.55.52.88]:2991 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1040858AbdDUUyn (ORCPT ); Fri, 21 Apr 2017 16:54:43 -0400 Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 21 Apr 2017 13:54:43 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.37,231,1488873600"; d="scan'208";a="1159426542" Received: from silv-upstream1.ir.intel.com ([10.237.208.63]) by fmsmga002.fm.intel.com with ESMTP; 21 Apr 2017 13:54:41 -0700 From: Giovanni Cabiddu To: herbert@gondor.apana.org.au Cc: linux-crypto@vger.kernel.org, weigang.li@intel.com, giovanni.cabiddu@gmail.com, Giovanni Cabiddu Subject: [PATCH v2 1/2] crypto: scomp - allow registration of multiple scomps Date: Fri, 21 Apr 2017 21:54:29 +0100 Message-Id: <20170421205430.11551-1-giovanni.cabiddu@intel.com> X-Mailer: git-send-email 2.9.3 Sender: linux-crypto-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add crypto_register_scomps and crypto_unregister_scomps to allow the registration of multiple implementations with one call. Signed-off-by: Giovanni Cabiddu --- crypto/scompress.c | 29 +++++++++++++++++++++++++++++ include/crypto/internal/scompress.h | 3 +++ 2 files changed, 32 insertions(+) diff --git a/crypto/scompress.c b/crypto/scompress.c index 6b048b3..ae1d3cf 100644 --- a/crypto/scompress.c +++ b/crypto/scompress.c @@ -353,5 +353,34 @@ int crypto_unregister_scomp(struct scomp_alg *alg) } EXPORT_SYMBOL_GPL(crypto_unregister_scomp); +int crypto_register_scomps(struct scomp_alg *algs, int count) +{ + int i, ret; + + for (i = 0; i < count; i++) { + ret = crypto_register_scomp(&algs[i]); + if (ret) + goto err; + } + + return 0; + +err: + for (--i; i >= 0; --i) + crypto_unregister_scomp(&algs[i]); + + return ret; +} +EXPORT_SYMBOL_GPL(crypto_register_scomps); + +void crypto_unregister_scomps(struct scomp_alg *algs, int count) +{ + int i; + + for (i = count - 1; i >= 0; --i) + crypto_unregister_scomp(&algs[i]); +} +EXPORT_SYMBOL_GPL(crypto_unregister_scomps); + MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Synchronous compression type"); diff --git a/include/crypto/internal/scompress.h b/include/crypto/internal/scompress.h index 3fda3c5..ccad9b2 100644 --- a/include/crypto/internal/scompress.h +++ b/include/crypto/internal/scompress.h @@ -133,4 +133,7 @@ int crypto_register_scomp(struct scomp_alg *alg); */ int crypto_unregister_scomp(struct scomp_alg *alg); +int crypto_register_scomps(struct scomp_alg *algs, int count); +void crypto_unregister_scomps(struct scomp_alg *algs, int count); + #endif