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authorSteffen Klassert <steffen.klassert@secunet.com>2011-09-27 07:24:29 +0200
committerHerbert Xu <herbert@gondor.apana.org.au>2011-10-21 14:24:03 +0200
commitb6aa63c09ba3b150a1030f9c95c7647361e7910e (patch)
tree26f90dcea8e95a5f8a81c53695ce46a60b192ffa
parenta38f7907b926e4c6c7d389ad96cc38cec2e5a9e9 (diff)
crypto: Add a report function pointer to crypto_type
We add a report function pointer to struct crypto_type. This function pointer is used from the crypto userspace configuration API to report crypto algorithms to userspace. Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
-rw-r--r--crypto/crypto_user.c5
-rw-r--r--include/crypto/algapi.h2
2 files changed, 7 insertions, 0 deletions
diff --git a/crypto/crypto_user.c b/crypto/crypto_user.c
index 513cfe7bc3ba..aa67c74ee136 100644
--- a/crypto/crypto_user.c
+++ b/crypto/crypto_user.c
@@ -84,6 +84,11 @@ static int crypto_report_one(struct crypto_alg *alg,
NLA_PUT_U32(skb, CRYPTOCFGA_PRIORITY_VAL, alg->cra_priority);
+ if (alg->cra_type && alg->cra_type->report) {
+ if (alg->cra_type->report(skb, alg))
+ goto nla_put_failure;
+ }
+
return 0;
nla_put_failure:
diff --git a/include/crypto/algapi.h b/include/crypto/algapi.h
index 59c3e5bd2c06..ecc721def10c 100644
--- a/include/crypto/algapi.h
+++ b/include/crypto/algapi.h
@@ -15,6 +15,7 @@
#include <linux/crypto.h>
#include <linux/list.h>
#include <linux/kernel.h>
+#include <linux/skbuff.h>
struct module;
struct rtattr;
@@ -26,6 +27,7 @@ struct crypto_type {
int (*init)(struct crypto_tfm *tfm, u32 type, u32 mask);
int (*init_tfm)(struct crypto_tfm *tfm);
void (*show)(struct seq_file *m, struct crypto_alg *alg);
+ int (*report)(struct sk_buff *skb, struct crypto_alg *alg);
struct crypto_alg *(*lookup)(const char *name, u32 type, u32 mask);
unsigned int type;