CRYPTO_BLKCIPHER_IVS(9)               Programming Interface               CRYPTO_BLKCIPHER_IVS(9)



NAME
       crypto_blkcipher_ivsize - obtain IV size

SYNOPSIS
       unsigned int crypto_blkcipher_ivsize(struct crypto_blkcipher * tfm);

ARGUMENTS
       tfm
           cipher handle

DESCRIPTION
       The size of the IV for the block cipher referenced by the cipher handle is returned. This
       IV size may be zero if the cipher does not need an IV.

RETURN
       IV size in bytes

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

       Marek Vasut <marek AT denx.de>
           Author.

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