---
name: "crypto_alloc_ahash"
section: "9"
platform: "linux"
package: "linux-manual-4.9"
version: "4.9.228-1"
release: "Debian 9 (Stretch)"
platforms: ["linux"]
url: "https://new.carta.tech/crypto_alloc_ahash"
---

# crypto\_alloc\_ahash(9)

allocate ahash cipher handle

## NAME

crypto\_alloc\_ahash - allocate ahash cipher handle

## SYNOPSIS

**struct crypto\_ahash \* crypto\_alloc\_ahash(const char \*** *alg\_name***, u32** *type***, u32** *mask***);**

## ARGUMENTS

*alg\_name*

is the cra\_name / name or cra\_driver\_name / driver name of the ahash cipher

*type*

specifies the type of the cipher

*mask*

specifies the mask for the cipher

## DESCRIPTION

Allocate a cipher handle for an ahash. The returned struct crypto\_ahash is the cipher handle that is required for any subsequent API invocation for that ahash.

## RETURN

allocated cipher handle in case of success; **IS\_ERR** is true in case of an error, **PTR\_ERR** returns the error code.

## AUTHORS

**Stephan Mueller** \<smueller@chronox.de\>

Author.

**Marek Vasut** \<marek@denx.de\>

Author.

## COPYRIGHT