openssl/providers/implementations/include/prov/mlx_kem.h

48 lines
1.2 KiB
C

/*
* Copyright 2024 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#ifndef OSSL_MLX_KEM_H
# define OSSL_MLX_KEM_H
# pragma once
#include <openssl/evp.h>
#include <openssl/ml_kem.h>
#include <crypto/ml_kem.h>
#include <crypto/ecx.h>
typedef struct ecdh_vinfo_st {
const char *algorithm_name;
const char *group_name;
size_t pubkey_bytes;
size_t prvkey_bytes;
size_t shsec_bytes;
int ml_kem_slot;
int ml_kem_variant;
} ECDH_VINFO;
typedef struct mlx_key_st {
OSSL_LIB_CTX *libctx;
char *propq;
const ML_KEM_VINFO *minfo;
const ECDH_VINFO *xinfo;
EVP_PKEY *mkey;
EVP_PKEY *xkey;
unsigned int state;
} MLX_KEY;
#define MLX_HAVE_NOKEYS 0
#define MLX_HAVE_PUBKEY 1
#define MLX_HAVE_PRVKEY 2
/* Both key parts have whatever the ML-KEM component has */
#define mlx_kem_have_pubkey(key) ((key)->state > 0)
#define mlx_kem_have_prvkey(key) ((key)->state > 1)
#endif