libkeccak_spec_sha3(3)

libkeccak_spec_sha33

Configure sha-3 hashing parameters

Usage

#include <libkeccak.h>
void libkeccak_spec_sha3(struct libkeccak_spec *spec, long int x);

Link with -lkeccak.

Overview

The libkeccak_spec_sha3() function sets *spec to specify the Keccak parameters used for SHA-3 hashing with the output size specified, in bits, via the x parameter.

Return values

The libkeccak_spec_sha3() function does not return any value.

Errors

The libkeccak_spec_sha3() function cannot fail.

Examples

This example configure a struct libkeccak_spec to specify the Keccak parameters used for SHA3-256:

struct libkeccak_spec spec;
libkeccak_spec_sha3(&spec, 256);

From libkeccak 1.4.3-1 in Arch Linux 2026-11-01. Parsed by carta from the page's man source.