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|
/*
* %CopyrightBegin%
*
* Copyright Ericsson AB 2010-2022. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* %CopyrightEnd%
*/
#include "common.h"
#include "algorithms.h"
#include "cipher.h"
#include "mac.h"
#ifdef HAS_3_0_API
#include "digest.h"
#endif
#ifdef HAS_3_0_API
#else
static unsigned int algo_hash_cnt, algo_hash_fips_cnt;
static ERL_NIF_TERM algo_hash[14]; /* increase when extending the list */
void init_hash_types(ErlNifEnv* env);
#endif
static unsigned int algo_pubkey_cnt, algo_pubkey_fips_cnt;
static ERL_NIF_TERM algo_pubkey[12]; /* increase when extending the list */
void init_pubkey_types(ErlNifEnv* env);
static ERL_NIF_TERM algo_curve[2][89]; /* increase when extending the list */
static ErlNifMutex* mtx_init_curve_types;
void init_curve_types(ErlNifEnv* env);
int get_curve_cnt(ErlNifEnv* env, int fips);
static unsigned int algo_rsa_opts_cnt, algo_rsa_opts_fips_cnt;
static ERL_NIF_TERM algo_rsa_opts[11]; /* increase when extending the list */
void init_rsa_opts_types(ErlNifEnv* env);
void init_algorithms_types(ErlNifEnv* env)
{
mtx_init_curve_types = enif_mutex_create("init_curve_types");
#ifdef HAS_3_0_API
#else
init_hash_types(env);
#endif
init_pubkey_types(env);
init_curve_types(env);
init_rsa_opts_types(env);
/* ciphers and macs are initiated statically */
}
void cleanup_algorithms_types(ErlNifEnv* env)
{
enif_mutex_destroy(mtx_init_curve_types);
}
/*================================================================
Hash algorithms
*/
ERL_NIF_TERM hash_algorithms(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{
#ifdef HAS_3_0_API
return digest_types_as_list(env);
#else
unsigned int cnt =
FIPS_MODE() ? algo_hash_fips_cnt : algo_hash_cnt;
return enif_make_list_from_array(env, algo_hash, cnt);
#endif
}
#ifdef HAS_3_0_API
#else
void init_hash_types(ErlNifEnv* env) {
// Validated algorithms first
algo_hash_cnt = 0;
algo_hash[algo_hash_cnt++] = atom_sha;
#ifdef HAVE_SHA224
algo_hash[algo_hash_cnt++] = enif_make_atom(env, "sha224");
#endif
#ifdef HAVE_SHA256
algo_hash[algo_hash_cnt++] = enif_make_atom(env, "sha256");
#endif
#ifdef HAVE_SHA384
algo_hash[algo_hash_cnt++] = enif_make_atom(env, "sha384");
#endif
#ifdef HAVE_SHA512
algo_hash[algo_hash_cnt++] = enif_make_atom(env, "sha512");
#endif
#ifdef HAVE_SHA3_224
algo_hash[algo_hash_cnt++] = enif_make_atom(env, "sha3_224");
#endif
#ifdef HAVE_SHA3_256
algo_hash[algo_hash_cnt++] = enif_make_atom(env, "sha3_256");
#endif
#ifdef HAVE_SHA3_384
algo_hash[algo_hash_cnt++] = enif_make_atom(env, "sha3_384");
#endif
#ifdef HAVE_SHA3_512
algo_hash[algo_hash_cnt++] = enif_make_atom(env, "sha3_512");
#endif
#ifdef HAVE_BLAKE2
algo_hash[algo_hash_cnt++] = enif_make_atom(env, "blake2b");
algo_hash[algo_hash_cnt++] = enif_make_atom(env, "blake2s");
#endif
// Non-validated algorithms follow
algo_hash_fips_cnt = algo_hash_cnt;
#ifdef HAVE_MD4
algo_hash[algo_hash_cnt++] = enif_make_atom(env, "md4");
#endif
#ifdef HAVE_MD5
algo_hash[algo_hash_cnt++] = enif_make_atom(env, "md5");
#endif
#ifdef HAVE_RIPEMD160
algo_hash[algo_hash_cnt++] = enif_make_atom(env, "ripemd160");
#endif
ASSERT(algo_hash_cnt <= sizeof(algo_hash)/sizeof(ERL_NIF_TERM));
}
#endif
/*================================================================
Public key algorithms
*/
ERL_NIF_TERM pubkey_algorithms(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{
unsigned int cnt =
FIPS_MODE() ? algo_pubkey_fips_cnt : algo_pubkey_cnt;
return enif_make_list_from_array(env, algo_pubkey, cnt);
}
void init_pubkey_types(ErlNifEnv* env) {
// Validated algorithms first
algo_pubkey_cnt = 0;
algo_pubkey[algo_pubkey_cnt++] = enif_make_atom(env, "rsa");
#ifdef HAVE_DSA
algo_pubkey[algo_pubkey_cnt++] = enif_make_atom(env, "dss");
#endif
#ifdef HAVE_DH
algo_pubkey[algo_pubkey_cnt++] = enif_make_atom(env, "dh");
#endif
#if defined(HAVE_EC)
#if !defined(OPENSSL_NO_EC2M)
algo_pubkey[algo_pubkey_cnt++] = enif_make_atom(env, "ec_gf2m");
#endif
algo_pubkey[algo_pubkey_cnt++] = enif_make_atom(env, "ecdsa");
algo_pubkey[algo_pubkey_cnt++] = enif_make_atom(env, "ecdh");
#endif
// Non-validated algorithms follow
algo_pubkey_fips_cnt = algo_pubkey_cnt;
// Don't know if Edward curves are fips validated
#if defined(HAVE_EDDSA)
algo_pubkey[algo_pubkey_cnt++] = enif_make_atom(env, "eddsa");
#endif
#if defined(HAVE_EDDH)
algo_pubkey[algo_pubkey_cnt++] = enif_make_atom(env, "eddh");
#endif
algo_pubkey[algo_pubkey_cnt++] = enif_make_atom(env, "srp");
ASSERT(algo_pubkey_cnt <= sizeof(algo_pubkey)/sizeof(ERL_NIF_TERM));
}
/*================================================================
Cipher key algorithms
*/
ERL_NIF_TERM cipher_algorithms(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{
return cipher_types_as_list(env); /* Exclude old api ciphers */
}
/*================================================================
MAC key algorithms
*/
ERL_NIF_TERM mac_algorithms(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{
return mac_types_as_list(env);
}
/*================================================================
Curves
*/
ERL_NIF_TERM curve_algorithms(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{
int fips_mode;
int algo_curve_cnt;
fips_mode = FIPS_MODE();
algo_curve_cnt = get_curve_cnt(env, fips_mode);
return enif_make_list_from_array(env, algo_curve[fips_mode], algo_curve_cnt);
}
int init_curves(ErlNifEnv* env, int fips);
#if defined(HAVE_EC)
int valid_curve(int nid);
#endif
int get_curve_cnt(ErlNifEnv* env, int fips) {
static int algo_curve_cnt = -1;
static int algo_curve_fips_cnt = -1;
int cnt = 0;
if (0 == fips && algo_curve_cnt >= 0) {
return algo_curve_cnt;
}
if (1 == fips && algo_curve_fips_cnt >= 0) {
return algo_curve_fips_cnt;
}
enif_mutex_lock(mtx_init_curve_types);
if (1 == fips) {
if (algo_curve_fips_cnt >= 0) {
return algo_curve_fips_cnt;
}
algo_curve_fips_cnt = init_curves(env, 1);
cnt = algo_curve_fips_cnt;
} else {
if (algo_curve_cnt >= 0) {
return algo_curve_cnt;
}
algo_curve_cnt = init_curves(env, 0);
cnt = algo_curve_cnt;
}
enif_mutex_unlock(mtx_init_curve_types);
return cnt;
}
void init_curve_types(ErlNifEnv* env) {
/* Initialize the curve counters and curve's lists
by calling get_curve_cnt
*/
#ifdef FIPS_SUPPORT
if (FIPS_MODE()) {
// FIPS enabled
get_curve_cnt(env, 1);
FIPS_mode_set(0); // disable
get_curve_cnt(env, 0);
FIPS_mode_set(1); // re-enable
} else {
// FIPS disabled but available
get_curve_cnt(env, 0);
FIPS_mode_set(1); // enable
get_curve_cnt(env, 1);
FIPS_mode_set(0); // re-disable
}
#else
// FIPS mode is not available
get_curve_cnt(env, 0);
#endif
# ifdef DEBUG
{
int curve_cnt = get_curve_cnt(env, 0);
ASSERT(curve_cnt <= sizeof(algo_curve[0])/sizeof(ERL_NIF_TERM));
}
# endif
}
int init_curves(ErlNifEnv* env, int fips) {
#if defined(HAVE_EC)
int cnt = 0;
#ifdef NID_secp160k1
if (valid_curve(NID_secp160k1)) algo_curve[fips][cnt++] = enif_make_atom(env,"secp160k1");
#else
#endif
#ifdef NID_secp160r1
if (valid_curve(NID_secp160r1)) algo_curve[fips][cnt++] = enif_make_atom(env,"secp160r1");
#else
#endif
#ifdef NID_secp160r2
if (valid_curve(NID_secp160r2)) algo_curve[fips][cnt++] = enif_make_atom(env,"secp160r2");
#else
#endif
#ifdef NID_secp192k1
if (valid_curve(NID_secp192k1)) algo_curve[fips][cnt++] = enif_make_atom(env,"secp192k1");
#else
#endif
#ifdef NID_secp224k1
if (valid_curve(NID_secp224k1)) algo_curve[fips][cnt++] = enif_make_atom(env,"secp224k1");
#else
#endif
#ifdef NID_secp224r1
if (valid_curve(NID_secp224r1)) algo_curve[fips][cnt++] = enif_make_atom(env,"secp224r1");
#else
#endif
#ifdef NID_secp256k1
if (valid_curve(NID_secp256k1)) algo_curve[fips][cnt++] = enif_make_atom(env,"secp256k1");
#else
#endif
#ifdef NID_secp384r1
if (valid_curve(NID_secp384r1)) algo_curve[fips][cnt++] = enif_make_atom(env,"secp384r1");
#else
#endif
#ifdef NID_secp521r1
if (valid_curve(NID_secp521r1)) algo_curve[fips][cnt++] = enif_make_atom(env,"secp521r1");
#else
#endif
#ifdef NID_X9_62_prime192v1
if (valid_curve(NID_X9_62_prime192v1)) {
algo_curve[fips][cnt++] = enif_make_atom(env,"secp192r1");
algo_curve[fips][cnt++] = enif_make_atom(env,"prime192v1");
}
#else
#endif
#ifdef NID_X9_62_prime192v2
if (valid_curve(NID_X9_62_prime192v2)) algo_curve[fips][cnt++] = enif_make_atom(env,"prime192v2");
#else
#endif
#ifdef NID_X9_62_prime192v3
if (valid_curve(NID_X9_62_prime192v3)) algo_curve[fips][cnt++] = enif_make_atom(env,"prime192v3");
#else
#endif
#ifdef NID_X9_62_prime239v1
if (valid_curve(NID_X9_62_prime239v1)) algo_curve[fips][cnt++] = enif_make_atom(env,"prime239v1");
#else
#endif
#ifdef NID_X9_62_prime239v2
if (valid_curve(NID_X9_62_prime239v2)) algo_curve[fips][cnt++] = enif_make_atom(env,"prime239v2");
#else
#endif
#ifdef NID_X9_62_prime239v3
if (valid_curve(NID_X9_62_prime239v3)) algo_curve[fips][cnt++] = enif_make_atom(env,"prime239v3");
#else
#endif
#ifdef NID_X9_62_prime256v1
if (valid_curve(NID_X9_62_prime256v1)) {
algo_curve[fips][cnt++] = enif_make_atom(env,"secp256r1");
algo_curve[fips][cnt++] = enif_make_atom(env,"prime256v1");
}
#else
#endif
#ifdef NID_wap_wsg_idm_ecid_wtls7
if (valid_curve(NID_wap_wsg_idm_ecid_wtls7)) algo_curve[fips][cnt++] = enif_make_atom(env,"wtls7");
#else
#endif
#ifdef NID_wap_wsg_idm_ecid_wtls9
if (valid_curve(NID_wap_wsg_idm_ecid_wtls9)) algo_curve[fips][cnt++] = enif_make_atom(env,"wtls9");
#else
#endif
#ifdef NID_wap_wsg_idm_ecid_wtls12
if (valid_curve(NID_wap_wsg_idm_ecid_wtls12)) algo_curve[fips][cnt++] = enif_make_atom(env,"wtls12");
#else
#endif
#ifdef NID_brainpoolP160r1
if (valid_curve(NID_brainpoolP160r1)) algo_curve[fips][cnt++] = enif_make_atom(env,"brainpoolP160r1");
#else
#endif
#ifdef NID_brainpoolP160t1
if (valid_curve(NID_brainpoolP160t1)) algo_curve[fips][cnt++] = enif_make_atom(env,"brainpoolP160t1");
#else
#endif
#ifdef NID_brainpoolP192r1
if (valid_curve(NID_brainpoolP192r1)) algo_curve[fips][cnt++] = enif_make_atom(env,"brainpoolP192r1");
#else
#endif
#ifdef NID_brainpoolP192t1
if (valid_curve(NID_brainpoolP192t1)) algo_curve[fips][cnt++] = enif_make_atom(env,"brainpoolP192t1");
#else
#endif
#ifdef NID_brainpoolP224r1
if (valid_curve(NID_brainpoolP224r1)) algo_curve[fips][cnt++] = enif_make_atom(env,"brainpoolP224r1");
#else
#endif
#ifdef NID_brainpoolP224t1
if (valid_curve(NID_brainpoolP224t1)) algo_curve[fips][cnt++] = enif_make_atom(env,"brainpoolP224t1");
#else
#endif
#ifdef NID_brainpoolP256r1
if (valid_curve(NID_brainpoolP256r1)) algo_curve[fips][cnt++] = enif_make_atom(env,"brainpoolP256r1");
#else
#endif
#ifdef NID_brainpoolP256t1
if (valid_curve(NID_brainpoolP256t1)) algo_curve[fips][cnt++] = enif_make_atom(env,"brainpoolP256t1");
#else
#endif
#ifdef NID_brainpoolP320r1
if (valid_curve(NID_brainpoolP320r1)) algo_curve[fips][cnt++] = enif_make_atom(env,"brainpoolP320r1");
#else
#endif
#ifdef NID_brainpoolP320t1
if (valid_curve(NID_brainpoolP320t1)) algo_curve[fips][cnt++] = enif_make_atom(env,"brainpoolP320t1");
#else
#endif
#ifdef NID_brainpoolP384r1
if (valid_curve(NID_brainpoolP384r1)) algo_curve[fips][cnt++] = enif_make_atom(env,"brainpoolP384r1");
#else
#endif
#ifdef NID_brainpoolP384t1
if (valid_curve(NID_brainpoolP384t1)) algo_curve[fips][cnt++] = enif_make_atom(env,"brainpoolP384t1");
#else
#endif
#ifdef NID_brainpoolP512r1
if (valid_curve(NID_brainpoolP512r1)) algo_curve[fips][cnt++] = enif_make_atom(env,"brainpoolP512r1");
#else
#endif
#ifdef NID_brainpoolP512t1
if (valid_curve(NID_brainpoolP512t1)) algo_curve[fips][cnt++] = enif_make_atom(env,"brainpoolP512t1");
#else
#endif
//#if !defined(OPENSSL_NO_EC2M)
#ifdef NID_sect163k1
if (valid_curve(NID_sect163k1)) algo_curve[fips][cnt++] = enif_make_atom(env,"sect163k1");
#else
#endif
#ifdef NID_sect163r1
if (valid_curve(NID_sect163r1)) algo_curve[fips][cnt++] = enif_make_atom(env,"sect163r1");
#else
#endif
#ifdef NID_sect163r2
if (valid_curve(NID_sect163r2)) algo_curve[fips][cnt++] = enif_make_atom(env,"sect163r2");
#else
#endif
#ifdef NID_sect193r1
if (valid_curve(NID_sect193r1)) algo_curve[fips][cnt++] = enif_make_atom(env,"sect193r1");
#else
#endif
#ifdef NID_sect193r2
if (valid_curve(NID_sect193r2)) algo_curve[fips][cnt++] = enif_make_atom(env,"sect193r2");
#else
#endif
#ifdef NID_sect233k1
if (valid_curve(NID_sect233k1)) algo_curve[fips][cnt++] = enif_make_atom(env,"sect233k1");
#else
#endif
#ifdef NID_sect233r1
if (valid_curve(NID_sect233r1)) algo_curve[fips][cnt++] = enif_make_atom(env,"sect233r1");
#else
#endif
#ifdef NID_sect239k1
if (valid_curve(NID_sect239k1)) algo_curve[fips][cnt++] = enif_make_atom(env,"sect239k1");
#else
#endif
#ifdef NID_sect283k1
if (valid_curve(NID_sect283k1)) algo_curve[fips][cnt++] = enif_make_atom(env,"sect283k1");
#else
#endif
#ifdef NID_sect283r1
if (valid_curve(NID_sect283r1)) algo_curve[fips][cnt++] = enif_make_atom(env,"sect283r1");
#else
#endif
#ifdef NID_sect409k1
if (valid_curve(NID_sect409k1)) algo_curve[fips][cnt++] = enif_make_atom(env,"sect409k1");
#else
#endif
#ifdef NID_sect409r1
if (valid_curve(NID_sect409r1)) algo_curve[fips][cnt++] = enif_make_atom(env,"sect409r1");
#else
#endif
#ifdef NID_sect571k1
if (valid_curve(NID_sect571k1)) algo_curve[fips][cnt++] = enif_make_atom(env,"sect571k1");
#else
#endif
#ifdef NID_sect571r1
if (valid_curve(NID_sect571r1)) algo_curve[fips][cnt++] = enif_make_atom(env,"sect571r1");
#else
#endif
#ifdef NID_X9_62_c2pnb163v1
if (valid_curve(NID_X9_62_c2pnb163v1)) algo_curve[fips][cnt++] = enif_make_atom(env,"c2pnb163v1");
#else
#endif
#ifdef NID_X9_62_c2pnb163v2
if (valid_curve(NID_X9_62_c2pnb163v2)) algo_curve[fips][cnt++] = enif_make_atom(env,"c2pnb163v2");
#else
#endif
#ifdef NID_X9_62_c2pnb163v3
if (valid_curve(NID_X9_62_c2pnb163v3)) algo_curve[fips][cnt++] = enif_make_atom(env,"c2pnb163v3");
#else
#endif
#ifdef NID_X9_62_c2pnb176v1
if (valid_curve(NID_X9_62_c2pnb176v1)) algo_curve[fips][cnt++] = enif_make_atom(env,"c2pnb176v1");
#else
#endif
#ifdef NID_X9_62_c2tnb191v1
if (valid_curve(NID_X9_62_c2tnb191v1)) algo_curve[fips][cnt++] = enif_make_atom(env,"c2tnb191v1");
#else
#endif
#ifdef NID_X9_62_c2tnb191v2
if (valid_curve(NID_X9_62_c2tnb191v2)) algo_curve[fips][cnt++] = enif_make_atom(env,"c2tnb191v2");
#else
#endif
#ifdef NID_X9_62_c2tnb191v3
if (valid_curve(NID_X9_62_c2tnb191v3)) algo_curve[fips][cnt++] = enif_make_atom(env,"c2tnb191v3");
#else
#endif
#ifdef NID_X9_62_c2pnb208w1
if (valid_curve(NID_X9_62_c2pnb208w1)) algo_curve[fips][cnt++] = enif_make_atom(env,"c2pnb208w1");
#else
#endif
#ifdef NID_X9_62_c2tnb239v1
if (valid_curve(NID_X9_62_c2tnb239v1)) algo_curve[fips][cnt++] = enif_make_atom(env,"c2tnb239v1");
#else
#endif
#ifdef NID_X9_62_c2tnb239v2
if (valid_curve(NID_X9_62_c2tnb239v2)) algo_curve[fips][cnt++] = enif_make_atom(env,"c2tnb239v2");
#else
#endif
#ifdef NID_X9_62_c2tnb239v3
if (valid_curve(NID_X9_62_c2tnb239v3)) algo_curve[fips][cnt++] = enif_make_atom(env,"c2tnb239v3");
#else
#endif
#ifdef NID_X9_62_c2pnb272w1
if (valid_curve(NID_X9_62_c2pnb272w1)) algo_curve[fips][cnt++] = enif_make_atom(env,"c2pnb272w1");
#else
#endif
#ifdef NID_X9_62_c2pnb304w1
if (valid_curve(NID_X9_62_c2pnb304w1)) algo_curve[fips][cnt++] = enif_make_atom(env,"c2pnb304w1");
#else
#endif
#ifdef NID_X9_62_c2tnb359v1
if (valid_curve(NID_X9_62_c2tnb359v1)) algo_curve[fips][cnt++] = enif_make_atom(env,"c2tnb359v1");
#else
#endif
#ifdef NID_X9_62_c2pnb368w1
if (valid_curve(NID_X9_62_c2pnb368w1)) algo_curve[fips][cnt++] = enif_make_atom(env,"c2pnb368w1");
#else
#endif
#ifdef NID_X9_62_c2tnb431r1
if (valid_curve(NID_X9_62_c2tnb431r1)) algo_curve[fips][cnt++] = enif_make_atom(env,"c2tnb431r1");
#else
#endif
#ifdef NID_wap_wsg_idm_ecid_wtls3
if (valid_curve(NID_wap_wsg_idm_ecid_wtls3)) algo_curve[fips][cnt++] = enif_make_atom(env,"wtls3");
#else
#endif
#ifdef NID_wap_wsg_idm_ecid_wtls5
if (valid_curve(NID_wap_wsg_idm_ecid_wtls5)) algo_curve[fips][cnt++] = enif_make_atom(env,"wtls5");
#else
#endif
#ifdef NID_wap_wsg_idm_ecid_wtls10
if (valid_curve(NID_wap_wsg_idm_ecid_wtls10)) algo_curve[fips][cnt++] = enif_make_atom(env,"wtls10");
#else
#endif
#ifdef NID_wap_wsg_idm_ecid_wtls11
if (valid_curve(NID_wap_wsg_idm_ecid_wtls11)) algo_curve[fips][cnt++] = enif_make_atom(env,"wtls11");
#else
#endif
// Non-validated algorithms follow
#ifdef NID_secp112r1
if (valid_curve(NID_secp112r1)) algo_curve[fips][cnt++] = enif_make_atom(env,"secp112r1");
#else
#endif
#ifdef NID_secp112r2
if (valid_curve(NID_secp112r2)) algo_curve[fips][cnt++] = enif_make_atom(env,"secp112r2");
#else
#endif
#ifdef NID_secp128r1
if (valid_curve(NID_secp128r1)) algo_curve[fips][cnt++] = enif_make_atom(env,"secp128r1");
#else
#endif
#ifdef NID_secp128r2
if (valid_curve(NID_secp128r2)) algo_curve[fips][cnt++] = enif_make_atom(env,"secp128r2");
#else
#endif
#ifdef NID_wap_wsg_idm_ecid_wtls6
if (valid_curve(NID_wap_wsg_idm_ecid_wtls6)) algo_curve[fips][cnt++] = enif_make_atom(env,"wtls6");
#else
#endif
#ifdef NID_wap_wsg_idm_ecid_wtls8
if (valid_curve(NID_wap_wsg_idm_ecid_wtls8)) algo_curve[fips][cnt++] = enif_make_atom(env,"wtls8");
#else
#endif
//#if !defined(OPENSSL_NO_EC2M)
#ifdef NID_sect113r1
if (valid_curve(NID_sect113r1)) algo_curve[fips][cnt++] = enif_make_atom(env,"sect113r1");
#else
#endif
#ifdef NID_sect113r2
if (valid_curve(NID_sect113r2)) algo_curve[fips][cnt++] = enif_make_atom(env,"sect113r2");
#else
#endif
#ifdef NID_sect131r1
if (valid_curve(NID_sect131r1)) algo_curve[fips][cnt++] = enif_make_atom(env,"sect131r1");
#else
#endif
#ifdef NID_sect131r2
if (valid_curve(NID_sect131r2)) algo_curve[fips][cnt++] = enif_make_atom(env,"sect131r2");
#else
#endif
#ifdef NID_wap_wsg_idm_ecid_wtls1
if (valid_curve(NID_wap_wsg_idm_ecid_wtls1)) algo_curve[fips][cnt++] = enif_make_atom(env,"wtls1");
#else
#endif
#ifdef NID_wap_wsg_idm_ecid_wtls4
if (valid_curve(NID_wap_wsg_idm_ecid_wtls4)) algo_curve[fips][cnt++] = enif_make_atom(env,"wtls4");
#else
#endif
#ifdef NID_ipsec3
if (valid_curve(NID_ipsec3)) algo_curve[fips][cnt++] = enif_make_atom(env,"ipsec3");
#else
#endif
#ifdef NID_ipsec4
if (valid_curve(NID_ipsec4)) algo_curve[fips][cnt++] = enif_make_atom(env,"ipsec4");
#else
#endif
if (!fips) {
#ifdef HAVE_EDDSA
algo_curve[fips][cnt++] = enif_make_atom(env,"ed25519");
algo_curve[fips][cnt++] = enif_make_atom(env,"ed448");
#endif
#ifdef HAVE_EDDH
algo_curve[fips][cnt++] = enif_make_atom(env,"x25519");
algo_curve[fips][cnt++] = enif_make_atom(env,"x448");
#endif
}
return cnt;
#else /* if not HAVE_EC */
return 0;
#endif
}
#if defined(HAVE_EC)
/* Check if the curve in nid is supported by the
current cryptolib and current FIPS state.
*/
int valid_curve(int nid) {
int ret = 0;
#if defined(HAVE_DH)
# if defined(HAS_EVP_PKEY_CTX) && (! DISABLE_EVP_DH)
EVP_PKEY_CTX *pctx = NULL, *kctx = NULL;
EVP_PKEY *pkey = NULL, *params = NULL;
if (NULL == (pctx = EVP_PKEY_CTX_new_id(EVP_PKEY_EC, NULL)))
goto out;
if (1 != EVP_PKEY_paramgen_init(pctx))
goto out;
if (1 != EVP_PKEY_CTX_set_ec_paramgen_curve_nid(pctx, nid))
goto out;
if (!EVP_PKEY_paramgen(pctx, ¶ms))
goto out;
if (NULL == (kctx = EVP_PKEY_CTX_new(params, NULL)))
goto out;
if(1 != EVP_PKEY_keygen_init(kctx))
goto out;
if (1 != EVP_PKEY_keygen(kctx, &pkey))
goto out;
ret = 1;
out:
if (pkey) EVP_PKEY_free(pkey);
if (kctx) EVP_PKEY_CTX_free(kctx);
if (params) EVP_PKEY_free(params);
if (pctx) EVP_PKEY_CTX_free(pctx);
# else
EC_KEY *key;
if (NULL == (key = EC_KEY_new_by_curve_name(nid)))
goto out;
if(1 != EC_KEY_generate_key(key))
goto out;
ret = 1;
out:
if (key) EC_KEY_free(key);
# endif
#endif /* HAVE_DH etc */
return ret;
}
#endif /* HAVE_EC */
/*================================================================
RSA Options
*/
ERL_NIF_TERM rsa_opts_algorithms(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{
unsigned int cnt =
FIPS_MODE() ? algo_rsa_opts_fips_cnt : algo_rsa_opts_cnt;
return enif_make_list_from_array(env, algo_rsa_opts, cnt);
}
void init_rsa_opts_types(ErlNifEnv* env) {
// Validated algorithms first
algo_rsa_opts_cnt = 0;
#ifdef HAS_EVP_PKEY_CTX
# ifdef HAVE_RSA_PKCS1_PSS_PADDING
algo_rsa_opts[algo_rsa_opts_cnt++] = enif_make_atom(env,"rsa_pkcs1_pss_padding");
algo_rsa_opts[algo_rsa_opts_cnt++] = enif_make_atom(env,"rsa_pss_saltlen");
# endif
# ifdef HAVE_RSA_MGF1_MD
algo_rsa_opts[algo_rsa_opts_cnt++] = enif_make_atom(env,"rsa_mgf1_md");
# endif
# ifdef HAVE_RSA_OAEP_PADDING
algo_rsa_opts[algo_rsa_opts_cnt++] = enif_make_atom(env,"rsa_pkcs1_oaep_padding");
# endif
# ifdef HAVE_RSA_OAEP_MD
algo_rsa_opts[algo_rsa_opts_cnt++] = enif_make_atom(env,"rsa_oaep_label");
algo_rsa_opts[algo_rsa_opts_cnt++] = enif_make_atom(env,"rsa_oaep_md");
# endif
algo_rsa_opts[algo_rsa_opts_cnt++] = enif_make_atom(env,"signature_md");
#endif
algo_rsa_opts[algo_rsa_opts_cnt++] = enif_make_atom(env,"rsa_pkcs1_padding");
algo_rsa_opts[algo_rsa_opts_cnt++] = enif_make_atom(env,"rsa_x931_padding");
#ifdef HAVE_RSA_SSLV23_PADDING
algo_rsa_opts[algo_rsa_opts_cnt++] = enif_make_atom(env,"rsa_sslv23_padding");
#endif
algo_rsa_opts[algo_rsa_opts_cnt++] = enif_make_atom(env,"rsa_no_padding");
algo_rsa_opts_fips_cnt = algo_rsa_opts_cnt;
ASSERT(algo_rsa_opts_cnt <= sizeof(algo_rsa_opts)/sizeof(ERL_NIF_TERM));
}
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