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AHASH_REQUEST_ALLOC(9) Programming Interface AHASH_REQUEST_ALLOC(9)

NAME

ahash_request_alloc - allocate request data structure

SYNOPSIS

struct ahash_request * ahash_request_alloc(struct crypto_ahash * tfm, gfp_t gfp);

ARGUMENTS

tfm

cipher handle to be registered with the request

gfp

memory allocation flag that is handed to kmalloc by the API call.

DESCRIPTION

Allocate the request data structure that must be used with the ahash message digest API calls. During the allocation, the provided ahash handle is registered in the request data structure.

RETURN

allocated request handle in case of success, or NULL if out of memory

AUTHORS

Stephan Mueller <smueller@chronox.de>

Author.

Marek Vasut <marek@denx.de>

Author.

COPYRIGHT

June 2017 Kernel Hackers Manual 4.9.