CRYPTO_AHASH_SETKEY(9)                Programming Interface                CRYPTO_AHASH_SETKEY(9)



NAME
       crypto_ahash_setkey - set key for cipher handle

SYNOPSIS
       int crypto_ahash_setkey(struct crypto_ahash * tfm, const u8 * key, unsigned int keylen);

ARGUMENTS
       tfm
           cipher handle

       key
           buffer holding the key

       keylen
           length of the key in bytes

DESCRIPTION
       The caller provided key is set for the ahash cipher. The cipher handle must point to a
       keyed hash in order for this function to succeed.

RETURN
       0 if the setting of the key was successful; < 0 if an error occurred

AUTHORS
       Stephan Mueller <smueller AT chronox.de>
           Author.

       Marek Vasut <marek AT denx.de>
           Author.

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                    CRYPTO_AHASH_SETKEY(9)