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-rw-r--r--include/linux/crypto.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/crypto.h b/include/linux/crypto.h
index f56ae8721bc..48aa5959abb 100644
--- a/include/linux/crypto.h
+++ b/include/linux/crypto.h
@@ -187,11 +187,12 @@ struct ablkcipher_alg {
struct aead_alg {
int (*setkey)(struct crypto_aead *tfm, const u8 *key,
unsigned int keylen);
+ int (*setauthsize)(struct crypto_aead *tfm, unsigned int authsize);
int (*encrypt)(struct aead_request *req);
int (*decrypt)(struct aead_request *req);
unsigned int ivsize;
- unsigned int authsize;
+ unsigned int maxauthsize;
};
struct blkcipher_alg {
@@ -754,6 +755,8 @@ static inline int crypto_aead_setkey(struct crypto_aead *tfm, const u8 *key,
return crypto_aead_crt(tfm)->setkey(tfm, key, keylen);
}
+int crypto_aead_setauthsize(struct crypto_aead *tfm, unsigned int authsize);
+
static inline struct crypto_aead *crypto_aead_reqtfm(struct aead_request *req)
{
return __crypto_aead_cast(req->base.tfm);