Contributors: 2
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Hannes Reinecke |
35 |
50.00% |
1 |
50.00% |
| Eric Biggers |
35 |
50.00% |
1 |
50.00% |
| Total |
70 |
|
2 |
|
/* SPDX-License-Identifier: GPL-2.0 */
/*
* HKDF: HMAC-based Key Derivation Function (HKDF), RFC 5869
*
* Extracted from fs/crypto/hkdf.c, which has
* Copyright 2019 Google LLC
*/
#ifndef _CRYPTO_HKDF_H
#define _CRYPTO_HKDF_H
#include <crypto/hash.h>
int hkdf_extract(struct crypto_shash *hmac_tfm, const u8 *ikm,
unsigned int ikmlen, const u8 *salt, unsigned int saltlen,
u8 *prk);
int hkdf_expand(struct crypto_shash *hmac_tfm,
const u8 *info, unsigned int infolen,
u8 *okm, unsigned int okmlen);
#endif