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-rw-r--r--include/crypto/aead.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/crypto/aead.h b/include/crypto/aead.h
index a3bdadf6221e..1b3ebe8593c0 100644
--- a/include/crypto/aead.h
+++ b/include/crypto/aead.h
@@ -227,6 +227,16 @@ static inline unsigned int crypto_aead_authsize(struct crypto_aead *tfm)
return tfm->authsize;
}
+static inline unsigned int crypto_aead_alg_maxauthsize(struct aead_alg *alg)
+{
+ return alg->maxauthsize;
+}
+
+static inline unsigned int crypto_aead_maxauthsize(struct crypto_aead *aead)
+{
+ return crypto_aead_alg_maxauthsize(crypto_aead_alg(aead));
+}
+
/**
* crypto_aead_blocksize() - obtain block size of cipher
* @tfm: cipher handle