'\" t
.\"     Title: ahash_request_alloc
.\"    Author: 
.\" Generator: DocBook XSL Stylesheets v1.79.1 <http://docbook.sf.net/>
.\"      Date: January 2017
.\"    Manual: Programming Interface
.\"    Source: Kernel Hackers Manual 4.8.15
.\"  Language: English
.\"
.TH "AHASH_REQUEST_ALLOC" "9" "January 2017" "Kernel Hackers Manual 4\&.8\&." "Programming Interface"
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.SH "NAME"
ahash_request_alloc \- allocate request data structure
.SH "SYNOPSIS"
.HP \w'struct\ ahash_request\ *\ ahash_request_alloc('u
.BI "struct ahash_request * ahash_request_alloc(struct\ crypto_ahash\ *\ " "tfm" ", gfp_t\ " "gfp" ");"
.SH "ARGUMENTS"
.PP
\fItfm\fR
.RS 4
cipher handle to be registered with the request
.RE
.PP
\fIgfp\fR
.RS 4
memory allocation flag that is handed to kmalloc by the API call\&.
.RE
.SH "DESCRIPTION"
.PP
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\&.
.SH "RETURN"
.PP
allocated request handle in case of success, or NULL if out of memory
.SH "AUTHORS"
.PP
\fBStephan Mueller\fR <\&smueller@chronox.de\&>
.RS 4
Author.
.RE
.PP
\fBMarek Vasut\fR <\&marek@denx.de\&>
.RS 4
Author.
.RE
.SH "COPYRIGHT"
.br