mirror of
https://github.com/openssl/openssl.git
synced 2024-12-15 06:01:37 +08:00
a28d06f3e9
Reviewed-by: Tomas Mraz <tomas@openssl.org> (Merged from https://github.com/openssl/openssl/pull/14235)
129 lines
4.3 KiB
C
129 lines
4.3 KiB
C
/*
|
|
* Copyright 2020-2021 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
|
|
*/
|
|
|
|
/* Internal EC functions for other submodules: not for application use */
|
|
|
|
#ifndef OSSL_CRYPTO_ECX_H
|
|
# define OSSL_CRYPTO_ECX_H
|
|
# pragma once
|
|
|
|
# include <openssl/opensslconf.h>
|
|
|
|
# ifndef OPENSSL_NO_EC
|
|
|
|
# include <openssl/core.h>
|
|
# include <openssl/e_os2.h>
|
|
# include <openssl/crypto.h>
|
|
# include "internal/refcount.h"
|
|
|
|
# define X25519_KEYLEN 32
|
|
# define X448_KEYLEN 56
|
|
# define ED25519_KEYLEN 32
|
|
# define ED448_KEYLEN 57
|
|
|
|
# define MAX_KEYLEN ED448_KEYLEN
|
|
|
|
# define X25519_BITS 253
|
|
# define X25519_SECURITY_BITS 128
|
|
|
|
# define X448_BITS 448
|
|
# define X448_SECURITY_BITS 224
|
|
|
|
# define ED25519_BITS 256
|
|
/* RFC8032 Section 8.5 */
|
|
# define ED25519_SECURITY_BITS 128
|
|
# define ED25519_SIGSIZE 64
|
|
|
|
# define ED448_BITS 456
|
|
/* RFC8032 Section 8.5 */
|
|
# define ED448_SECURITY_BITS 224
|
|
# define ED448_SIGSIZE 114
|
|
|
|
|
|
typedef enum {
|
|
ECX_KEY_TYPE_X25519,
|
|
ECX_KEY_TYPE_X448,
|
|
ECX_KEY_TYPE_ED25519,
|
|
ECX_KEY_TYPE_ED448
|
|
} ECX_KEY_TYPE;
|
|
|
|
#define KEYTYPE2NID(type) \
|
|
((type) == ECX_KEY_TYPE_X25519 \
|
|
? EVP_PKEY_X25519 \
|
|
: ((type) == ECX_KEY_TYPE_X448 \
|
|
? EVP_PKEY_X448 \
|
|
: ((type) == ECX_KEY_TYPE_ED25519 \
|
|
? EVP_PKEY_ED25519 \
|
|
: EVP_PKEY_ED448)))
|
|
|
|
struct ecx_key_st {
|
|
OSSL_LIB_CTX *libctx;
|
|
char *propq;
|
|
unsigned int haspubkey:1;
|
|
unsigned char pubkey[MAX_KEYLEN];
|
|
unsigned char *privkey;
|
|
size_t keylen;
|
|
ECX_KEY_TYPE type;
|
|
CRYPTO_REF_COUNT references;
|
|
CRYPTO_RWLOCK *lock;
|
|
};
|
|
|
|
typedef struct ecx_key_st ECX_KEY;
|
|
|
|
size_t ecx_key_length(ECX_KEY_TYPE type);
|
|
ECX_KEY *ecx_key_new(OSSL_LIB_CTX *libctx, ECX_KEY_TYPE type, int haspubkey,
|
|
const char *propq);
|
|
void ecx_key_set0_libctx(ECX_KEY *key, OSSL_LIB_CTX *libctx);
|
|
unsigned char *ecx_key_allocate_privkey(ECX_KEY *key);
|
|
void ecx_key_free(ECX_KEY *key);
|
|
int ecx_key_up_ref(ECX_KEY *key);
|
|
|
|
int X25519(uint8_t out_shared_key[32], const uint8_t private_key[32],
|
|
const uint8_t peer_public_value[32]);
|
|
void X25519_public_from_private(uint8_t out_public_value[32],
|
|
const uint8_t private_key[32]);
|
|
|
|
int ED25519_public_from_private(OSSL_LIB_CTX *ctx, uint8_t out_public_key[32],
|
|
const uint8_t private_key[32], const char *propq);
|
|
int ED25519_sign(uint8_t *out_sig, const uint8_t *message, size_t message_len,
|
|
const uint8_t public_key[32], const uint8_t private_key[32],
|
|
OSSL_LIB_CTX *libctx, const char *propq);
|
|
int ED25519_verify(const uint8_t *message, size_t message_len,
|
|
const uint8_t signature[64], const uint8_t public_key[32],
|
|
OSSL_LIB_CTX *libctx, const char *propq);
|
|
|
|
int ED448_public_from_private(OSSL_LIB_CTX *ctx, uint8_t out_public_key[57],
|
|
const uint8_t private_key[57], const char *propq);
|
|
int ED448_sign(OSSL_LIB_CTX *ctx, uint8_t *out_sig, const uint8_t *message,
|
|
size_t message_len, const uint8_t public_key[57],
|
|
const uint8_t private_key[57], const uint8_t *context,
|
|
size_t context_len, const char *propq);
|
|
|
|
int ED448_verify(OSSL_LIB_CTX *ctx, const uint8_t *message, size_t message_len,
|
|
const uint8_t signature[114], const uint8_t public_key[57],
|
|
const uint8_t *context, size_t context_len, const char *propq);
|
|
|
|
int X448(uint8_t out_shared_key[56], const uint8_t private_key[56],
|
|
const uint8_t peer_public_value[56]);
|
|
void X448_public_from_private(uint8_t out_public_value[56],
|
|
const uint8_t private_key[56]);
|
|
|
|
|
|
/* Backend support */
|
|
int ecx_public_from_private(ECX_KEY *key);
|
|
int ecx_key_fromdata(ECX_KEY *ecx, const OSSL_PARAM params[],
|
|
int include_private);
|
|
|
|
ECX_KEY *evp_pkey_get1_X25519(EVP_PKEY *pkey);
|
|
ECX_KEY *evp_pkey_get1_X448(EVP_PKEY *pkey);
|
|
ECX_KEY *evp_pkey_get1_ED25519(EVP_PKEY *pkey);
|
|
ECX_KEY *evp_pkey_get1_ED448(EVP_PKEY *pkey);
|
|
# endif /* OPENSSL_NO_EC */
|
|
#endif
|