From patchwork Tue Apr 21 02:46:45 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Herbert Xu X-Patchwork-Id: 6245271 X-Patchwork-Delegate: herbert@gondor.apana.org.au Return-Path: X-Original-To: patchwork-linux-crypto@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 3D606BF4A6 for ; Tue, 21 Apr 2015 02:46:52 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 753D520435 for ; Tue, 21 Apr 2015 02:46:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8A76D20429 for ; Tue, 21 Apr 2015 02:46:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752101AbbDUCqs (ORCPT ); Mon, 20 Apr 2015 22:46:48 -0400 Received: from helcar.hengli.com.au ([209.40.204.226]:43598 "EHLO helcar.hengli.com.au" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752021AbbDUCqs (ORCPT ); Mon, 20 Apr 2015 22:46:48 -0400 Received: from gondolin.me.apana.org.au ([192.168.0.6]) by norbury.hengli.com.au with esmtp (Exim 4.80 #3 (Debian)) id 1YkOD0-0001nS-1Y; Tue, 21 Apr 2015 12:46:46 +1000 Received: from herbert by gondolin.me.apana.org.au with local (Exim 4.80) (envelope-from ) id 1YkOCz-0007LT-Eg; Tue, 21 Apr 2015 10:46:45 +0800 Subject: [v2 PATCH 8/11] crypto: krng - Convert to new rng interface References: <20150421024436.GA28057@gondor.apana.org.au> To: Linux Crypto Mailing List , Stephan Mueller Message-Id: From: Herbert Xu Date: Tue, 21 Apr 2015 10:46:45 +0800 Sender: linux-crypto-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This patch ocnverts the KRNG implementation to the new low-level rng interface. Signed-off-by: Herbert Xu --- crypto/krng.c | 33 ++++++++++++++------------------- 1 file changed, 14 insertions(+), 19 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe linux-crypto" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/crypto/krng.c b/crypto/krng.c index 0224841..40ed78e 100644 --- a/crypto/krng.c +++ b/crypto/krng.c @@ -16,31 +16,27 @@ #include #include -static int krng_get_random(struct crypto_rng *tfm, u8 *rdata, unsigned int dlen) +static int krng_generate(struct crypto_rng *tfm, + const u8 *src, unsigned int slen, + u8 *rdata, unsigned int dlen) { get_random_bytes(rdata, dlen); return 0; } -static int krng_reset(struct crypto_rng *tfm, u8 *seed, unsigned int slen) +static int krng_seed(struct crypto_rng *tfm, const u8 *seed, unsigned int slen) { return 0; } -static struct crypto_alg krng_alg = { - .cra_name = "stdrng", - .cra_driver_name = "krng", - .cra_priority = 200, - .cra_flags = CRYPTO_ALG_TYPE_RNG, - .cra_ctxsize = 0, - .cra_type = &crypto_rng_type, - .cra_module = THIS_MODULE, - .cra_u = { - .rng = { - .rng_make_random = krng_get_random, - .rng_reset = krng_reset, - .seedsize = 0, - } +static struct rng_alg krng_alg = { + .generate = krng_generate, + .seed = krng_seed, + .base = { + .cra_name = "stdrng", + .cra_driver_name = "krng", + .cra_priority = 200, + .cra_module = THIS_MODULE, } }; @@ -48,13 +44,12 @@ static struct crypto_alg krng_alg = { /* Module initalization */ static int __init krng_mod_init(void) { - return crypto_register_alg(&krng_alg); + return crypto_register_rng(&krng_alg); } static void __exit krng_mod_fini(void) { - crypto_unregister_alg(&krng_alg); - return; + crypto_unregister_rng(&krng_alg); } module_init(krng_mod_init);