From: Steffen Klassert Subject: [PATCH 16/16] crypto: Add userspace report for compress type algorithms Date: Thu, 11 Aug 2011 13:35:56 +0200 Message-ID: <20110811113556.GT16877@secunet.com> References: <20110811112603.GD16877@secunet.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-crypto@vger.kernel.org To: Herbert Xu Return-path: Received: from a.mx.secunet.com ([195.81.216.161]:56420 "EHLO a.mx.secunet.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754536Ab1HKLfY (ORCPT ); Thu, 11 Aug 2011 07:35:24 -0400 Content-Disposition: inline In-Reply-To: <20110811112603.GD16877@secunet.com> Sender: linux-crypto-owner@vger.kernel.org List-ID: Signed-off-by: Steffen Klassert --- crypto/crypto_user.c | 21 +++++++++++++++++++++ include/linux/cryptouser.h | 1 + 2 files changed, 22 insertions(+), 0 deletions(-) diff --git a/crypto/crypto_user.c b/crypto/crypto_user.c index 82f9fad..be6a193 100644 --- a/crypto/crypto_user.c +++ b/crypto/crypto_user.c @@ -95,6 +95,22 @@ nla_put_failure: return -EMSGSIZE; } +static int crypto_report_comp(struct sk_buff *skb, struct crypto_alg *alg) +{ + struct crypto_report_comp rcomp; + + snprintf(rcomp.type, CRYPTO_MAX_ALG_NAME, "%s", "compression"); + + NLA_PUT(skb, CRYPTOCFGA_REPORT_COMPRESS, + sizeof(struct crypto_report_comp), &rcomp); + + return 0; + +nla_put_failure: + return -EMSGSIZE; +} + + static int crypto_report_one(struct crypto_alg *alg, struct crypto_report_base *rb, struct sk_buff *skb) { @@ -132,6 +148,11 @@ static int crypto_report_one(struct crypto_alg *alg, goto nla_put_failure; break; + case CRYPTO_ALG_TYPE_COMPRESS: + if (crypto_report_comp(skb, alg)) + goto nla_put_failure; + + break; } out: diff --git a/include/linux/cryptouser.h b/include/linux/cryptouser.h index 82ec52d..2e829f1 100644 --- a/include/linux/cryptouser.h +++ b/include/linux/cryptouser.h @@ -45,6 +45,7 @@ enum crypto_attr_type_t { CRYPTOCFGA_REPORT_PCOMPRESS, /* struct crypto_report_comp */ CRYPTOCFGA_REPORT_RNG, /* struct crypto_report_rng */ CRYPTOCFGA_REPORT_CIPHER, /* struct crypto_report_cipher */ + CRYPTOCFGA_REPORT_COMPRESS, /* struct crypto_report_comp */ __CRYPTOCFGA_MAX #define CRYPTOCFGA_MAX (__CRYPTOCFGA_MAX - 1) -- 1.7.0.4