From: Steffen Klassert <steffen.klassert@secunet.com>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: linux-crypto@vger.kernel.org
Subject: [PATCH v3 07/17] crypto: Add userspace report for shash type algorithms
Date: Wed, 21 Sep 2011 11:04:49 +0200 [thread overview]
Message-ID: <20110921090449.GL1808@secunet.com> (raw)
In-Reply-To: <20110921085855.GE1808@secunet.com>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
---
crypto/shash.c | 21 +++++++++++++++++++++
include/linux/cryptouser.h | 7 +++++++
2 files changed, 28 insertions(+), 0 deletions(-)
diff --git a/crypto/shash.c b/crypto/shash.c
index 76f74b9..cc3049f 100644
--- a/crypto/shash.c
+++ b/crypto/shash.c
@@ -17,6 +17,8 @@
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/seq_file.h>
+#include <linux/cryptouser.h>
+#include <net/netlink.h>
#include "internal.h"
@@ -522,6 +524,24 @@ static unsigned int crypto_shash_extsize(struct crypto_alg *alg)
return alg->cra_ctxsize;
}
+static int crypto_shash_report(struct sk_buff *skb, struct crypto_alg *alg)
+{
+ struct crypto_report_hash rhash;
+ struct shash_alg *salg = __crypto_shash_alg(alg);
+
+ snprintf(rhash.type, CRYPTO_MAX_ALG_NAME, "%s", "shash");
+ rhash.blocksize = alg->cra_blocksize;
+ rhash.digestsize = salg->digestsize;
+
+ NLA_PUT(skb, CRYPTOCFGA_REPORT_SHASH,
+ sizeof(struct crypto_report_hash), &rhash);
+
+ return 0;
+
+nla_put_failure:
+ return -EMSGSIZE;
+}
+
static void crypto_shash_show(struct seq_file *m, struct crypto_alg *alg)
__attribute__ ((unused));
static void crypto_shash_show(struct seq_file *m, struct crypto_alg *alg)
@@ -541,6 +561,7 @@ static const struct crypto_type crypto_shash_type = {
#ifdef CONFIG_PROC_FS
.show = crypto_shash_show,
#endif
+ .report = crypto_shash_report,
.maskclear = ~CRYPTO_ALG_TYPE_MASK,
.maskset = CRYPTO_ALG_TYPE_MASK,
.type = CRYPTO_ALG_TYPE_SHASH,
diff --git a/include/linux/cryptouser.h b/include/linux/cryptouser.h
index 59d801f..c94649f 100644
--- a/include/linux/cryptouser.h
+++ b/include/linux/cryptouser.h
@@ -37,6 +37,7 @@ enum crypto_attr_type_t {
CRYPTOCFGA_UNSPEC,
CRYPTOCFGA_PRIORITY_VAL, /* __u32 */
CRYPTOCFGA_REPORT_LARVAL, /* struct crypto_report_larval */
+ CRYPTOCFGA_REPORT_SHASH, /* struct crypto_report_hash */
__CRYPTOCFGA_MAX
#define CRYPTOCFGA_MAX (__CRYPTOCFGA_MAX - 1)
@@ -56,3 +57,9 @@ struct crypto_user_alg {
struct crypto_report_larval {
char type[CRYPTO_MAX_NAME];
};
+
+struct crypto_report_hash {
+ char type[CRYPTO_MAX_NAME];
+ unsigned int blocksize;
+ unsigned int digestsize;
+};
--
1.7.0.4
next prev parent reply other threads:[~2011-09-21 9:04 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-21 8:58 [PATCH v3 00/17] crypto user configuration api Steffen Klassert
2011-09-21 8:59 ` [PATCH v3 01/17] crypto: Add a flag to identify crypto instances Steffen Klassert
2011-09-21 9:00 ` [PATCH v3 02/17] crypto: Export crypto_remove_spawns Steffen Klassert
2011-09-21 9:01 ` [PATCH v3 03/17] crypto: Export crypto_remove_final Steffen Klassert
2011-09-21 9:02 ` [PATCH v3 04/17] crypto: Add userspace configuration API Steffen Klassert
2011-09-23 5:55 ` Herbert Xu
2011-09-23 8:37 ` Steffen Klassert
2011-09-26 10:56 ` Steffen Klassert
2011-09-26 11:21 ` Herbert Xu
2011-09-21 9:03 ` [PATCH v3 05/17] crypto: Add a report function pointer to crypto_typ Steffen Klassert
2011-09-21 9:04 ` [PATCH v3 06/17] crypto: Add userspace report for larval type algorithms Steffen Klassert
2011-09-21 9:04 ` Steffen Klassert [this message]
2011-09-21 9:05 ` [PATCH v3 08/17] crypto: Add userspace report for ahash " Steffen Klassert
2011-09-21 9:06 ` [PATCH v3 09/17] crypto: Add userspace report for blkcipher " Steffen Klassert
2011-09-21 9:07 ` [PATCH v3 10/17] crypto: Add userspace report for ablkcipher " Steffen Klassert
2011-09-24 3:21 ` Herbert Xu
2011-09-26 5:35 ` Steffen Klassert
2011-09-21 9:08 ` [PATCH v3 11/17] crypto: Add userspace report for givcipher " Steffen Klassert
2011-09-21 9:08 ` [PATCH v3 12/17] crypto: Add userspace report for aead " Steffen Klassert
2011-09-21 9:09 ` [PATCH v3 13/17] crypto: Add userspace report for nivaead " Steffen Klassert
2011-09-21 9:10 ` [PATCH v3 14/17] crypto: Add userspace report for pcompress " Steffen Klassert
2011-09-21 9:11 ` [PATCH v3 15/17] crypto: Add userspace report for rng " Steffen Klassert
2011-09-21 9:11 ` [PATCH 16/17] crypto: Add userspace report for cipher " Steffen Klassert
2011-09-21 9:12 ` [PATCH v3 17/17] crypto: Add userspace report for compress " Steffen Klassert
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