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-rw-r--r--crypto/ahash.c11
-rw-r--r--include/crypto/internal/hash.h2
2 files changed, 13 insertions, 0 deletions
diff --git a/crypto/ahash.c b/crypto/ahash.c
index 3a35d67de7d9..d2c8895bb2fe 100644
--- a/crypto/ahash.c
+++ b/crypto/ahash.c
@@ -649,5 +649,16 @@ struct hash_alg_common *ahash_attr_alg(struct rtattr *rta, u32 type, u32 mask)
}
EXPORT_SYMBOL_GPL(ahash_attr_alg);
+bool crypto_hash_alg_has_setkey(struct hash_alg_common *halg)
+{
+ struct crypto_alg *alg = &halg->base;
+
+ if (alg->cra_type != &crypto_ahash_type)
+ return crypto_shash_alg_has_setkey(__crypto_shash_alg(alg));
+
+ return __crypto_ahash_alg(alg)->setkey != NULL;
+}
+EXPORT_SYMBOL_GPL(crypto_hash_alg_has_setkey);
+
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Asynchronous cryptographic hash type");
diff --git a/include/crypto/internal/hash.h b/include/crypto/internal/hash.h
index c2bae8da642c..27040a46d50a 100644
--- a/include/crypto/internal/hash.h
+++ b/include/crypto/internal/hash.h
@@ -90,6 +90,8 @@ static inline bool crypto_shash_alg_has_setkey(struct shash_alg *alg)
return alg->setkey != shash_no_setkey;
}
+bool crypto_hash_alg_has_setkey(struct hash_alg_common *halg);
+
int crypto_init_ahash_spawn(struct crypto_ahash_spawn *spawn,
struct hash_alg_common *alg,
struct crypto_instance *inst);