CRYPTO_AHASH_EXPORT(9)                Programming Interface                CRYPTO_AHASH_EXPORT(9)



NAME
       crypto_ahash_export - extract current message digest state

SYNOPSIS
       int crypto_ahash_export(struct ahash_request * req, void * out);

ARGUMENTS
       req
           reference to the ahash_request handle whose state is exported

       out
           output buffer of sufficient size that can hold the hash state

DESCRIPTION
       This function exports the hash state of the ahash_request handle into the caller-allocated
       output buffer out which must have sufficient size (e.g. by calling crypto_ahash_reqsize).

RETURN
       0 if the export 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_EXPORT(9)