[PATCH 05/16] crypto: Add userspace report for larval type algorithms

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Signed-off-by: Steffen Klassert <steffen.klassert@xxxxxxxxxxx>
---
 crypto/crypto_user.c       |   13 +++++++++++++
 include/linux/cryptouser.h |    6 ++++++
 2 files changed, 19 insertions(+), 0 deletions(-)

diff --git a/crypto/crypto_user.c b/crypto/crypto_user.c
index 49f302a..fa68965 100644
--- a/crypto/crypto_user.c
+++ b/crypto/crypto_user.c
@@ -88,11 +88,24 @@ static int crypto_report_one(struct crypto_alg *alg,
 	rb->priority = alg->cra_priority;
 	rb->refcnt = atomic_read(&alg->cra_refcnt);
 
+	if (alg->cra_flags & CRYPTO_ALG_LARVAL) {
+		struct crypto_report_larval rl;
+
+		snprintf(rl.type, CRYPTO_MAX_ALG_NAME, "%s", "larval");
+		rl.flags = alg->cra_flags;
+
+		NLA_PUT(skb, CRYPTOCFGA_REPORT_LARVAL,
+			sizeof(struct crypto_report_larval), &rl);
+
+		goto out;
+	}
+
 	if (alg->cra_type && alg->cra_type->report) {
 		if (alg->cra_type->report(skb, alg))
 			goto nla_put_failure;
 	}
 
+out:
 	return 0;
 
 nla_put_failure:
diff --git a/include/linux/cryptouser.h b/include/linux/cryptouser.h
index 056c451..d0766e3 100644
--- a/include/linux/cryptouser.h
+++ b/include/linux/cryptouser.h
@@ -34,6 +34,7 @@ enum {
 enum crypto_attr_type_t {
 	CRYPTOCFGA_UNSPEC,
 	CRYPTOCFGA_PRIORITY_VAL,	/* __u32 */
+	CRYPTOCFGA_REPORT_LARVAL,	/* struct crypto_report_larval */
 	__CRYPTOCFGA_MAX
 
 #define CRYPTOCFGA_MAX (__CRYPTOCFGA_MAX - 1)
@@ -56,3 +57,8 @@ struct crypto_report_base {
 	int priority;
 	int refcnt;
 };
+
+struct crypto_report_larval {
+	char type[CRYPTO_MAX_NAME];
+	__u32 flags;
+};
-- 
1.7.0.4

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