From: Steffen Klassert Subject: [PATCH v3 10/17] crypto: Add userspace report for ablkcipher type algorithms Date: Wed, 21 Sep 2011 11:07:16 +0200 Message-ID: <20110921090716.GO1808@secunet.com> References: <20110921085855.GE1808@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]:35775 "EHLO a.mx.secunet.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750873Ab1IUJHS (ORCPT ); Wed, 21 Sep 2011 05:07:18 -0400 Content-Disposition: inline In-Reply-To: <20110921085855.GE1808@secunet.com> Sender: linux-crypto-owner@vger.kernel.org List-ID: Signed-off-by: Steffen Klassert --- crypto/ablkcipher.c | 25 +++++++++++++++++++++++++ include/linux/cryptouser.h | 1 + 2 files changed, 26 insertions(+), 0 deletions(-) diff --git a/crypto/ablkcipher.c b/crypto/ablkcipher.c index fdc67d3..3b0dc30 100644 --- a/crypto/ablkcipher.c +++ b/crypto/ablkcipher.c @@ -23,6 +23,8 @@ #include #include #include +#include +#include #include @@ -381,6 +383,28 @@ static int crypto_init_ablkcipher_ops(struct crypto_tfm *tfm, u32 type, return 0; } +static int crypto_ablkcipher_report(struct sk_buff *skb, struct crypto_alg *alg) +{ + struct crypto_report_blkcipher rblkcipher; + + snprintf(rblkcipher.type, CRYPTO_MAX_ALG_NAME, "%s", "ablkcipher"); + snprintf(rblkcipher.geniv, CRYPTO_MAX_ALG_NAME, "%s", + alg->cra_ablkcipher.geniv ?: ""); + + rblkcipher.blocksize = alg->cra_blocksize; + rblkcipher.min_keysize = alg->cra_ablkcipher.min_keysize; + rblkcipher.max_keysize = alg->cra_ablkcipher.max_keysize; + rblkcipher.ivsize = alg->cra_ablkcipher.ivsize; + + NLA_PUT(skb, CRYPTOCFGA_REPORT_ABLKCIPHER, + sizeof(struct crypto_report_blkcipher), &rblkcipher); + + return 0; + +nla_put_failure: + return -EMSGSIZE; +} + static void crypto_ablkcipher_show(struct seq_file *m, struct crypto_alg *alg) __attribute__ ((unused)); static void crypto_ablkcipher_show(struct seq_file *m, struct crypto_alg *alg) @@ -403,6 +427,7 @@ const struct crypto_type crypto_ablkcipher_type = { #ifdef CONFIG_PROC_FS .show = crypto_ablkcipher_show, #endif + .report = crypto_ablkcipher_report, }; EXPORT_SYMBOL_GPL(crypto_ablkcipher_type); diff --git a/include/linux/cryptouser.h b/include/linux/cryptouser.h index 62ae124..0c359e5 100644 --- a/include/linux/cryptouser.h +++ b/include/linux/cryptouser.h @@ -40,6 +40,7 @@ enum crypto_attr_type_t { CRYPTOCFGA_REPORT_SHASH, /* struct crypto_report_hash */ CRYPTOCFGA_REPORT_AHASH, /* struct crypto_report_hash */ CRYPTOCFGA_REPORT_BLKCIPHER, /* struct crypto_report_blkcipher */ + CRYPTOCFGA_REPORT_ABLKCIPHER, /* struct crypto_report_blkcipher */ __CRYPTOCFGA_MAX #define CRYPTOCFGA_MAX (__CRYPTOCFGA_MAX - 1) -- 1.7.0.4