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openssl/test/evp_kdf_test.c
Neil Horman 8d89050f0f validate requested key length in kdf_pbkdf1_do_derive 
When using pbkdf1 key deriviation, it is possible to request a key
length larger than the maximum digest size a given digest can produce,
leading to a read of random stack memory.

fix it by returning an error if the requested key size n is larger than
the EVP_MD_size of the digest

Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/23174)
2024-01-03 10:05:49 -05:00

2034 lines
71 KiB
C
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/*
* Copyright 2018-2023 The OpenSSL Project Authors. All Rights Reserved.
* Copyright (c) 2018-2020, Oracle and/or its affiliates. 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
*/
/* Tests of the EVP_KDF_CTX APIs */
#include <stdio.h>
#include <string.h>
#include <openssl/evp.h>
#include <openssl/kdf.h>
#include <openssl/core_names.h>
#include "internal/numbers.h"
#include "testutil.h"
static EVP_KDF_CTX *get_kdfbyname_libctx(OSSL_LIB_CTX *libctx, const char *name)
{
EVP_KDF *kdf = EVP_KDF_fetch(libctx, name, NULL);
EVP_KDF_CTX *kctx = EVP_KDF_CTX_new(kdf);
EVP_KDF_free(kdf);
return kctx;
}
static EVP_KDF_CTX *get_kdfbyname(const char *name)
{
return get_kdfbyname_libctx(NULL, name);
}
static OSSL_PARAM *construct_tls1_prf_params(const char *digest, const char *secret,
const char *seed)
{
OSSL_PARAM *params = OPENSSL_malloc(sizeof(OSSL_PARAM) * 4);
OSSL_PARAM *p = params;
if (params == NULL)
return NULL;
*p++ = OSSL_PARAM_construct_utf8_string(OSSL_KDF_PARAM_DIGEST,
(char *)digest, 0);
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_SECRET,
(unsigned char *)secret,
strlen(secret));
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_SEED,
(unsigned char *)seed,
strlen(seed));
*p = OSSL_PARAM_construct_end();
return params;
}
static int test_kdf_tls1_prf(void)
{
int ret;
EVP_KDF_CTX *kctx = NULL;
unsigned char out[16];
OSSL_PARAM *params;
static const unsigned char expected[sizeof(out)] = {
0x8e, 0x4d, 0x93, 0x25, 0x30, 0xd7, 0x65, 0xa0,
0xaa, 0xe9, 0x74, 0xc3, 0x04, 0x73, 0x5e, 0xcc
};
params = construct_tls1_prf_params("sha256", "secret", "seed");
ret = TEST_ptr(params)
&& TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_TLS1_PRF))
&& TEST_int_gt(EVP_KDF_derive(kctx, out, sizeof(out), params), 0)
&& TEST_mem_eq(out, sizeof(out), expected, sizeof(expected));
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static int test_kdf_tls1_prf_invalid_digest(void)
{
int ret;
EVP_KDF_CTX *kctx = NULL;
OSSL_PARAM *params;
params = construct_tls1_prf_params("blah", "secret", "seed");
ret = TEST_ptr(params)
&& TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_TLS1_PRF))
&& TEST_false(EVP_KDF_CTX_set_params(kctx, params));
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static int test_kdf_tls1_prf_zero_output_size(void)
{
int ret;
EVP_KDF_CTX *kctx = NULL;
unsigned char out[16];
OSSL_PARAM *params;
params = construct_tls1_prf_params("sha256", "secret", "seed");
/* Negative test - derive should fail */
ret = TEST_ptr(params)
&& TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_TLS1_PRF))
&& TEST_true(EVP_KDF_CTX_set_params(kctx, params))
&& TEST_int_eq(EVP_KDF_derive(kctx, out, 0, NULL), 0);
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static int test_kdf_tls1_prf_empty_secret(void)
{
int ret;
EVP_KDF_CTX *kctx = NULL;
unsigned char out[16];
OSSL_PARAM *params;
params = construct_tls1_prf_params("sha256", "", "seed");
ret = TEST_ptr(params)
&& TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_TLS1_PRF))
&& TEST_int_gt(EVP_KDF_derive(kctx, out, sizeof(out), params), 0);
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static int test_kdf_tls1_prf_1byte_secret(void)
{
int ret;
EVP_KDF_CTX *kctx = NULL;
unsigned char out[16];
OSSL_PARAM *params;
params = construct_tls1_prf_params("sha256", "1", "seed");
ret = TEST_ptr(params)
&& TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_TLS1_PRF))
&& TEST_int_gt(EVP_KDF_derive(kctx, out, sizeof(out), params), 0);
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static int test_kdf_tls1_prf_empty_seed(void)
{
int ret;
EVP_KDF_CTX *kctx = NULL;
unsigned char out[16];
OSSL_PARAM *params;
params = construct_tls1_prf_params("sha256", "secret", "");
/* Negative test - derive should fail */
ret = TEST_ptr(params)
&& TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_TLS1_PRF))
&& TEST_true(EVP_KDF_CTX_set_params(kctx, params))
&& TEST_int_eq(EVP_KDF_derive(kctx, out, sizeof(out), NULL), 0);
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static int test_kdf_tls1_prf_1byte_seed(void)
{
int ret;
EVP_KDF_CTX *kctx = NULL;
unsigned char out[16];
OSSL_PARAM *params;
params = construct_tls1_prf_params("sha256", "secret", "1");
ret = TEST_ptr(params)
&& TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_TLS1_PRF))
&& TEST_int_gt(EVP_KDF_derive(kctx, out, sizeof(out), params), 0);
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static OSSL_PARAM *construct_hkdf_params(char *digest, char *key,
size_t keylen, char *salt, char *info)
{
OSSL_PARAM *params = OPENSSL_malloc(sizeof(OSSL_PARAM) * 5);
OSSL_PARAM *p = params;
if (params == NULL)
return NULL;
if (digest != NULL)
*p++ = OSSL_PARAM_construct_utf8_string(OSSL_KDF_PARAM_DIGEST,
digest, 0);
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_SALT,
salt, strlen(salt));
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_KEY,
(unsigned char *)key, keylen);
if (info != NULL)
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_INFO,
info, strlen(info));
else
*p++ = OSSL_PARAM_construct_utf8_string(OSSL_KDF_PARAM_MODE,
"EXTRACT_ONLY", 0);
*p = OSSL_PARAM_construct_end();
return params;
}
static int test_kdf_hkdf(void)
{
int ret;
EVP_KDF_CTX *kctx = NULL;
unsigned char out[10];
OSSL_PARAM *params;
static const unsigned char expected[sizeof(out)] = {
0x2a, 0xc4, 0x36, 0x9f, 0x52, 0x59, 0x96, 0xf8, 0xde, 0x13
};
params = construct_hkdf_params("sha256", "secret", 6, "salt", "label");
ret = TEST_ptr(params)
&& TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_HKDF))
&& TEST_int_gt(EVP_KDF_derive(kctx, out, sizeof(out), params), 0)
&& TEST_mem_eq(out, sizeof(out), expected, sizeof(expected));
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static int do_kdf_hkdf_gettables(int expand_only, int has_digest)
{
int ret = 0;
size_t sz = 0;
OSSL_PARAM *params;
OSSL_PARAM params_get[2];
const OSSL_PARAM *gettables, *p;
EVP_KDF_CTX *kctx = NULL;
if (!TEST_ptr(params = construct_hkdf_params(
has_digest ? "sha256" : NULL,
"secret", 6, "salt",
expand_only ? NULL : "label"))
|| !TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_HKDF))
|| !TEST_true(EVP_KDF_CTX_set_params(kctx, params)))
goto err;
/* Check OSSL_KDF_PARAM_SIZE is gettable */
if (!TEST_ptr(gettables = EVP_KDF_CTX_gettable_params(kctx))
|| !TEST_ptr(p = OSSL_PARAM_locate_const(gettables, OSSL_KDF_PARAM_SIZE)))
goto err;
/* Get OSSL_KDF_PARAM_SIZE as a size_t */
params_get[0] = OSSL_PARAM_construct_size_t(OSSL_KDF_PARAM_SIZE, &sz);
params_get[1] = OSSL_PARAM_construct_end();
if (has_digest) {
if (!TEST_int_eq(EVP_KDF_CTX_get_params(kctx, params_get), 1)
|| !TEST_size_t_eq(sz, expand_only ? SHA256_DIGEST_LENGTH : SIZE_MAX))
goto err;
} else {
if (!TEST_int_eq(EVP_KDF_CTX_get_params(kctx, params_get), 0))
goto err;
}
/* Get params returns -2 if an unsupported parameter is requested */
params_get[0] = OSSL_PARAM_construct_end();
if (!TEST_int_eq(EVP_KDF_CTX_get_params(kctx, params_get), -2))
goto err;
ret = 1;
err:
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static int test_kdf_hkdf_gettables(void)
{
return do_kdf_hkdf_gettables(0, 1);
}
static int test_kdf_hkdf_gettables_expandonly(void)
{
return do_kdf_hkdf_gettables(1, 1);
}
static int test_kdf_hkdf_gettables_no_digest(void)
{
return do_kdf_hkdf_gettables(1, 0);
}
static int test_kdf_hkdf_invalid_digest(void)
{
int ret;
EVP_KDF_CTX *kctx = NULL;
OSSL_PARAM *params;
params = construct_hkdf_params("blah", "secret", 6, "salt", "label");
ret = TEST_ptr(params)
&& TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_HKDF))
&& TEST_false(EVP_KDF_CTX_set_params(kctx, params));
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static int test_kdf_hkdf_derive_set_params_fail(void)
{
int ret = 0, i = 0;
EVP_KDF_CTX *kctx = NULL;
OSSL_PARAM params[2];
unsigned char out[10];
if (!TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_HKDF)))
goto end;
/*
* Set the wrong type for the digest so that it causes a failure
* inside kdf_hkdf_derive() when kdf_hkdf_set_ctx_params() is called
*/
params[0] = OSSL_PARAM_construct_int(OSSL_KDF_PARAM_DIGEST, &i);
params[1] = OSSL_PARAM_construct_end();
if (!TEST_int_eq(EVP_KDF_derive(kctx, out, sizeof(out), params), 0))
goto end;
ret = 1;
end:
EVP_KDF_CTX_free(kctx);
return ret;
}
static int test_kdf_hkdf_set_invalid_mode(void)
{
int ret = 0, bad_mode = 100;
EVP_KDF_CTX *kctx = NULL;
OSSL_PARAM params[2];
if (!TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_HKDF)))
goto end;
params[0] = OSSL_PARAM_construct_utf8_string(OSSL_KDF_PARAM_MODE,
"BADMODE", 0);
params[1] = OSSL_PARAM_construct_end();
if (!TEST_int_eq(EVP_KDF_CTX_set_params(kctx, params), 0))
goto end;
params[0] = OSSL_PARAM_construct_int(OSSL_KDF_PARAM_MODE, &bad_mode);
if (!TEST_int_eq(EVP_KDF_CTX_set_params(kctx, params), 0))
goto end;
ret = 1;
end:
EVP_KDF_CTX_free(kctx);
return ret;
}
static int do_kdf_hkdf_set_invalid_param(const char *key, int type)
{
int ret = 0;
EVP_KDF_CTX *kctx = NULL;
OSSL_PARAM params[2];
unsigned char buf[2];
if (!TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_HKDF)))
goto end;
/* Set the wrong type for the key so that it causes a failure */
if (type == OSSL_PARAM_UTF8_STRING)
params[0] = OSSL_PARAM_construct_utf8_string(key, "BAD", 0);
else
params[0] = OSSL_PARAM_construct_octet_string(key, buf, sizeof(buf));
params[1] = OSSL_PARAM_construct_end();
if (!TEST_int_eq(EVP_KDF_CTX_set_params(kctx, params), 0))
goto end;
ret = 1;
end:
EVP_KDF_CTX_free(kctx);
return ret;
}
static int test_kdf_hkdf_set_ctx_param_fail(void)
{
return do_kdf_hkdf_set_invalid_param(OSSL_KDF_PARAM_MODE,
OSSL_PARAM_OCTET_STRING)
&& do_kdf_hkdf_set_invalid_param(OSSL_KDF_PARAM_KEY,
OSSL_PARAM_UTF8_STRING)
&& do_kdf_hkdf_set_invalid_param(OSSL_KDF_PARAM_SALT,
OSSL_PARAM_UTF8_STRING)
&& do_kdf_hkdf_set_invalid_param(OSSL_KDF_PARAM_INFO,
OSSL_PARAM_UTF8_STRING);
}
static int test_kdf_hkdf_zero_output_size(void)
{
int ret;
EVP_KDF_CTX *kctx = NULL;
unsigned char out[10];
OSSL_PARAM *params;
params = construct_hkdf_params("sha256", "secret", 6, "salt", "label");
/* Negative test - derive should fail */
ret = TEST_ptr(params)
&& TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_HKDF))
&& TEST_true(EVP_KDF_CTX_set_params(kctx, params))
&& TEST_int_eq(EVP_KDF_derive(kctx, out, 0, NULL), 0);
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static int test_kdf_hkdf_empty_key(void)
{
int ret;
EVP_KDF_CTX *kctx = NULL;
unsigned char out[10];
OSSL_PARAM *params;
params = construct_hkdf_params("sha256", "", 0, "salt", "label");
ret = TEST_ptr(params)
&& TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_HKDF))
&& TEST_int_gt(EVP_KDF_derive(kctx, out, sizeof(out), params), 0);
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static int test_kdf_hkdf_1byte_key(void)
{
int ret;
EVP_KDF_CTX *kctx = NULL;
unsigned char out[10];
OSSL_PARAM *params;
params = construct_hkdf_params("sha256", "1", 1, "salt", "label");
ret = TEST_ptr(params)
&& TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_HKDF))
&& TEST_int_gt(EVP_KDF_derive(kctx, out, sizeof(out), params), 0);
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static int test_kdf_hkdf_empty_salt(void)
{
int ret;
EVP_KDF_CTX *kctx = NULL;
unsigned char out[10];
OSSL_PARAM *params;
params = construct_hkdf_params("sha256", "secret", 6, "", "label");
ret = TEST_ptr(params)
&& TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_HKDF))
&& TEST_int_gt(EVP_KDF_derive(kctx, out, sizeof(out), params), 0);
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static OSSL_PARAM *construct_pbkdf1_params(char *pass, char *digest, char *salt,
unsigned int *iter)
{
OSSL_PARAM *params = OPENSSL_malloc(sizeof(OSSL_PARAM) * 5);
OSSL_PARAM *p = params;
if (params == NULL)
return NULL;
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_PASSWORD,
(unsigned char *)pass, strlen(pass));
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_SALT,
(unsigned char *)salt, strlen(salt));
*p++ = OSSL_PARAM_construct_uint(OSSL_KDF_PARAM_ITER, iter);
*p++ = OSSL_PARAM_construct_utf8_string(OSSL_KDF_PARAM_DIGEST,
digest, 0);
*p = OSSL_PARAM_construct_end();
return params;
}
static int test_kdf_pbkdf1(void)
{
int ret = 0;
EVP_KDF_CTX *kctx = NULL;
unsigned char out[25];
unsigned int iterations = 4096;
OSSL_LIB_CTX *libctx = NULL;
OSSL_PARAM *params = NULL;
OSSL_PROVIDER *legacyprov = NULL;
OSSL_PROVIDER *defprov = NULL;
const unsigned char expected[sizeof(out)] = {
0xfb, 0x83, 0x4d, 0x36, 0x6d, 0xbc, 0x53, 0x87, 0x35, 0x1b, 0x34, 0x75,
0x95, 0x88, 0x32, 0x4f, 0x3e, 0x82, 0x81, 0x01, 0x21, 0x93, 0x64, 0x00,
0xcc
};
if (!TEST_ptr(libctx = OSSL_LIB_CTX_new()))
goto err;
/* PBKDF1 only available in the legacy provider */
legacyprov = OSSL_PROVIDER_load(libctx, "legacy");
if (legacyprov == NULL) {
OSSL_LIB_CTX_free(libctx);
return TEST_skip("PBKDF1 only available in legacy provider");
}
if (!TEST_ptr(defprov = OSSL_PROVIDER_load(libctx, "default")))
goto err;
params = construct_pbkdf1_params("passwordPASSWORDpassword", "sha256",
"saltSALTsaltSALTsaltSALTsaltSALTsalt",
&iterations);
if (!TEST_ptr(params)
|| !TEST_ptr(kctx = get_kdfbyname_libctx(libctx, OSSL_KDF_NAME_PBKDF1))
|| !TEST_true(EVP_KDF_CTX_set_params(kctx, params))
|| !TEST_int_gt(EVP_KDF_derive(kctx, out, sizeof(out), NULL), 0)
|| !TEST_mem_eq(out, sizeof(out), expected, sizeof(expected)))
goto err;
ret = 1;
err:
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
OSSL_PROVIDER_unload(defprov);
OSSL_PROVIDER_unload(legacyprov);
OSSL_LIB_CTX_free(libctx);
return ret;
}
static int test_kdf_pbkdf1_key_too_long(void)
{
int ret = 0;
EVP_KDF_CTX *kctx = NULL;
unsigned char out[EVP_MAX_MD_SIZE + 1];
unsigned int iterations = 4096;
OSSL_LIB_CTX *libctx = NULL;
OSSL_PARAM *params = NULL;
OSSL_PROVIDER *legacyprov = NULL;
OSSL_PROVIDER *defprov = NULL;
if (!TEST_ptr(libctx = OSSL_LIB_CTX_new()))
goto err;
/* PBKDF1 only available in the legacy provider */
legacyprov = OSSL_PROVIDER_load(libctx, "legacy");
if (legacyprov == NULL) {
OSSL_LIB_CTX_free(libctx);
return TEST_skip("PBKDF1 only available in legacy provider");
}
if (!TEST_ptr(defprov = OSSL_PROVIDER_load(libctx, "default")))
goto err;
params = construct_pbkdf1_params("passwordPASSWORDpassword", "sha256",
"saltSALTsaltSALTsaltSALTsaltSALTsalt",
&iterations);
/*
* This is the same test sequence as test_kdf_pbkdf1, but we expect
* failure here as the requested key size is longer than the digest
* can provide
*/
if (!TEST_ptr(params)
|| !TEST_ptr(kctx = get_kdfbyname_libctx(libctx, OSSL_KDF_NAME_PBKDF1))
|| !TEST_true(EVP_KDF_CTX_set_params(kctx, params))
|| !TEST_int_eq(EVP_KDF_derive(kctx, out, sizeof(out), NULL), 0))
goto err;
ret = 1;
err:
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
OSSL_PROVIDER_unload(defprov);
OSSL_PROVIDER_unload(legacyprov);
OSSL_LIB_CTX_free(libctx);
return ret;
}
static OSSL_PARAM *construct_pbkdf2_params(char *pass, char *digest, char *salt,
unsigned int *iter, int *mode)
{
OSSL_PARAM *params = OPENSSL_malloc(sizeof(OSSL_PARAM) * 6);
OSSL_PARAM *p = params;
if (params == NULL)
return NULL;
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_PASSWORD,
(unsigned char *)pass, strlen(pass));
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_SALT,
(unsigned char *)salt, strlen(salt));
*p++ = OSSL_PARAM_construct_uint(OSSL_KDF_PARAM_ITER, iter);
*p++ = OSSL_PARAM_construct_utf8_string(OSSL_KDF_PARAM_DIGEST,
digest, 0);
*p++ = OSSL_PARAM_construct_int(OSSL_KDF_PARAM_PKCS5, mode);
*p = OSSL_PARAM_construct_end();
return params;
}
static int test_kdf_pbkdf2(void)
{
int ret = 0;
EVP_KDF_CTX *kctx = NULL;
unsigned char out[25];
unsigned int iterations = 4096;
int mode = 0;
OSSL_PARAM *params;
const unsigned char expected[sizeof(out)] = {
0x34, 0x8c, 0x89, 0xdb, 0xcb, 0xd3, 0x2b, 0x2f,
0x32, 0xd8, 0x14, 0xb8, 0x11, 0x6e, 0x84, 0xcf,
0x2b, 0x17, 0x34, 0x7e, 0xbc, 0x18, 0x00, 0x18,
0x1c
};
params = construct_pbkdf2_params("passwordPASSWORDpassword", "sha256",
"saltSALTsaltSALTsaltSALTsaltSALTsalt",
&iterations, &mode);
if (!TEST_ptr(params)
|| !TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_PBKDF2))
|| !TEST_int_gt(EVP_KDF_derive(kctx, out, sizeof(out), params), 0)
|| !TEST_mem_eq(out, sizeof(out), expected, sizeof(expected)))
goto err;
ret = 1;
err:
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static int test_kdf_pbkdf2_small_output(void)
{
int ret = 0;
EVP_KDF_CTX *kctx = NULL;
unsigned char out[25];
unsigned int iterations = 4096;
int mode = 0;
OSSL_PARAM *params;
params = construct_pbkdf2_params("passwordPASSWORDpassword", "sha256",
"saltSALTsaltSALTsaltSALTsaltSALTsalt",
&iterations, &mode);
if (!TEST_ptr(params)
|| !TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_PBKDF2))
|| !TEST_true(EVP_KDF_CTX_set_params(kctx, params))
/* A key length that is too small should fail */
|| !TEST_int_eq(EVP_KDF_derive(kctx, out, 112 / 8 - 1, NULL), 0))
goto err;
ret = 1;
err:
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static int test_kdf_pbkdf2_large_output(void)
{
int ret = 0;
EVP_KDF_CTX *kctx = NULL;
unsigned char out[25];
size_t len = 0;
unsigned int iterations = 4096;
int mode = 0;
OSSL_PARAM *params;
if (sizeof(len) > 32)
len = SIZE_MAX;
params = construct_pbkdf2_params("passwordPASSWORDpassword", "sha256",
"saltSALTsaltSALTsaltSALTsaltSALTsalt",
&iterations, &mode);
if (!TEST_ptr(params)
|| !TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_PBKDF2))
/* A key length that is too large should fail */
|| !TEST_true(EVP_KDF_CTX_set_params(kctx, params))
|| (len != 0 && !TEST_int_eq(EVP_KDF_derive(kctx, out, len, NULL), 0)))
goto err;
ret = 1;
err:
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static int test_kdf_pbkdf2_small_salt(void)
{
int ret = 0;
EVP_KDF_CTX *kctx = NULL;
unsigned int iterations = 4096;
int mode = 0;
OSSL_PARAM *params;
params = construct_pbkdf2_params("passwordPASSWORDpassword", "sha256",
"saltSALT",
&iterations, &mode);
if (!TEST_ptr(params)
|| !TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_PBKDF2))
/* A salt that is too small should fail */
|| !TEST_false(EVP_KDF_CTX_set_params(kctx, params)))
goto err;
ret = 1;
err:
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static int test_kdf_pbkdf2_small_iterations(void)
{
int ret = 0;
EVP_KDF_CTX *kctx = NULL;
unsigned int iterations = 1;
int mode = 0;
OSSL_PARAM *params;
params = construct_pbkdf2_params("passwordPASSWORDpassword", "sha256",
"saltSALTsaltSALTsaltSALTsaltSALTsalt",
&iterations, &mode);
if (!TEST_ptr(params)
|| !TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_PBKDF2))
/* An iteration count that is too small should fail */
|| !TEST_false(EVP_KDF_CTX_set_params(kctx, params)))
goto err;
ret = 1;
err:
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static int test_kdf_pbkdf2_small_salt_pkcs5(void)
{
int ret = 0;
EVP_KDF_CTX *kctx = NULL;
unsigned char out[25];
unsigned int iterations = 4096;
int mode = 1;
OSSL_PARAM *params;
OSSL_PARAM mode_params[2];
params = construct_pbkdf2_params("passwordPASSWORDpassword", "sha256",
"saltSALT",
&iterations, &mode);
if (!TEST_ptr(params)
|| !TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_PBKDF2))
/* A salt that is too small should pass in pkcs5 mode */
|| !TEST_true(EVP_KDF_CTX_set_params(kctx, params))
|| !TEST_int_gt(EVP_KDF_derive(kctx, out, sizeof(out), NULL), 0))
goto err;
mode = 0;
mode_params[0] = OSSL_PARAM_construct_int(OSSL_KDF_PARAM_PKCS5, &mode);
mode_params[1] = OSSL_PARAM_construct_end();
/* If the "pkcs5" mode is disabled then the derive will now fail */
if (!TEST_true(EVP_KDF_CTX_set_params(kctx, mode_params))
|| !TEST_int_eq(EVP_KDF_derive(kctx, out, sizeof(out), NULL), 0))
goto err;
ret = 1;
err:
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static int test_kdf_pbkdf2_small_iterations_pkcs5(void)
{
int ret = 0;
EVP_KDF_CTX *kctx = NULL;
unsigned char out[25];
unsigned int iterations = 1;
int mode = 1;
OSSL_PARAM *params;
OSSL_PARAM mode_params[2];
params = construct_pbkdf2_params("passwordPASSWORDpassword", "sha256",
"saltSALTsaltSALTsaltSALTsaltSALTsalt",
&iterations, &mode);
if (!TEST_ptr(params)
|| !TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_PBKDF2))
/* An iteration count that is too small will pass in pkcs5 mode */
|| !TEST_true(EVP_KDF_CTX_set_params(kctx, params))
|| !TEST_int_gt(EVP_KDF_derive(kctx, out, sizeof(out), NULL), 0))
goto err;
mode = 0;
mode_params[0] = OSSL_PARAM_construct_int(OSSL_KDF_PARAM_PKCS5, &mode);
mode_params[1] = OSSL_PARAM_construct_end();
/* If the "pkcs5" mode is disabled then the derive will now fail */
if (!TEST_true(EVP_KDF_CTX_set_params(kctx, mode_params))
|| !TEST_int_eq(EVP_KDF_derive(kctx, out, sizeof(out), NULL), 0))
goto err;
ret = 1;
err:
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static int test_kdf_pbkdf2_invalid_digest(void)
{
int ret = 0;
EVP_KDF_CTX *kctx = NULL;
unsigned int iterations = 4096;
int mode = 0;
OSSL_PARAM *params;
params = construct_pbkdf2_params("passwordPASSWORDpassword", "blah",
"saltSALTsaltSALTsaltSALTsaltSALTsalt",
&iterations, &mode);
if (!TEST_ptr(params)
|| !TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_PBKDF2))
/* Unknown digest should fail */
|| !TEST_false(EVP_KDF_CTX_set_params(kctx, params)))
goto err;
ret = 1;
err:
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
#ifndef OPENSSL_NO_SCRYPT
static int test_kdf_scrypt(void)
{
int ret;
EVP_KDF_CTX *kctx;
OSSL_PARAM params[7], *p = params;
unsigned char out[64];
unsigned int nu = 1024, ru = 8, pu = 16, maxmem = 16;
static const unsigned char expected[sizeof(out)] = {
0xfd, 0xba, 0xbe, 0x1c, 0x9d, 0x34, 0x72, 0x00,
0x78, 0x56, 0xe7, 0x19, 0x0d, 0x01, 0xe9, 0xfe,
0x7c, 0x6a, 0xd7, 0xcb, 0xc8, 0x23, 0x78, 0x30,
0xe7, 0x73, 0x76, 0x63, 0x4b, 0x37, 0x31, 0x62,
0x2e, 0xaf, 0x30, 0xd9, 0x2e, 0x22, 0xa3, 0x88,
0x6f, 0xf1, 0x09, 0x27, 0x9d, 0x98, 0x30, 0xda,
0xc7, 0x27, 0xaf, 0xb9, 0x4a, 0x83, 0xee, 0x6d,
0x83, 0x60, 0xcb, 0xdf, 0xa2, 0xcc, 0x06, 0x40
};
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_PASSWORD,
(char *)"password", 8);
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_SALT,
(char *)"NaCl", 4);
*p++ = OSSL_PARAM_construct_uint(OSSL_KDF_PARAM_SCRYPT_N, &nu);
*p++ = OSSL_PARAM_construct_uint(OSSL_KDF_PARAM_SCRYPT_R, &ru);
*p++ = OSSL_PARAM_construct_uint(OSSL_KDF_PARAM_SCRYPT_P, &pu);
*p++ = OSSL_PARAM_construct_uint(OSSL_KDF_PARAM_SCRYPT_MAXMEM, &maxmem);
*p = OSSL_PARAM_construct_end();
ret =
TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_SCRYPT))
&& TEST_true(EVP_KDF_CTX_set_params(kctx, params))
/* failure test *//*
&& TEST_int_le(EVP_KDF_derive(kctx, out, sizeof(out), NULL), 0)*/
&& TEST_true(OSSL_PARAM_set_uint(p - 1, 10 * 1024 * 1024))
&& TEST_true(EVP_KDF_CTX_set_params(kctx, p - 1))
&& TEST_int_gt(EVP_KDF_derive(kctx, out, sizeof(out), NULL), 0)
&& TEST_mem_eq(out, sizeof(out), expected, sizeof(expected));
EVP_KDF_CTX_free(kctx);
return ret;
}
#endif /* OPENSSL_NO_SCRYPT */
static int test_kdf_ss_hash(void)
{
int ret;
EVP_KDF_CTX *kctx;
OSSL_PARAM params[4], *p = params;
unsigned char out[14];
static unsigned char z[] = {
0x6d,0xbd,0xc2,0x3f,0x04,0x54,0x88,0xe4,0x06,0x27,0x57,0xb0,0x6b,0x9e,
0xba,0xe1,0x83,0xfc,0x5a,0x59,0x46,0xd8,0x0d,0xb9,0x3f,0xec,0x6f,0x62,
0xec,0x07,0xe3,0x72,0x7f,0x01,0x26,0xae,0xd1,0x2c,0xe4,0xb2,0x62,0xf4,
0x7d,0x48,0xd5,0x42,0x87,0xf8,0x1d,0x47,0x4c,0x7c,0x3b,0x18,0x50,0xe9
};
static unsigned char other[] = {
0xa1,0xb2,0xc3,0xd4,0xe5,0x43,0x41,0x56,0x53,0x69,0x64,0x3c,0x83,0x2e,
0x98,0x49,0xdc,0xdb,0xa7,0x1e,0x9a,0x31,0x39,0xe6,0x06,0xe0,0x95,0xde,
0x3c,0x26,0x4a,0x66,0xe9,0x8a,0x16,0x58,0x54,0xcd,0x07,0x98,0x9b,0x1e,
0xe0,0xec,0x3f,0x8d,0xbe
};
static const unsigned char expected[sizeof(out)] = {
0xa4,0x62,0xde,0x16,0xa8,0x9d,0xe8,0x46,0x6e,0xf5,0x46,0x0b,0x47,0xb8
};
*p++ = OSSL_PARAM_construct_utf8_string(OSSL_KDF_PARAM_DIGEST,
(char *)"sha224", 0);
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_KEY, z, sizeof(z));
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_INFO, other,
sizeof(other));
*p = OSSL_PARAM_construct_end();
ret =
TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_SSKDF))
&& TEST_int_gt(EVP_KDF_derive(kctx, out, sizeof(out), params), 0)
&& TEST_mem_eq(out, sizeof(out), expected, sizeof(expected));
EVP_KDF_CTX_free(kctx);
return ret;
}
static int test_kdf_x963(void)
{
int ret;
EVP_KDF_CTX *kctx;
OSSL_PARAM params[4], *p = params;
unsigned char out[1024 / 8];
/*
* Test data from https://csrc.nist.gov/CSRC/media/Projects/
* Cryptographic-Algorithm-Validation-Program/documents/components/
* 800-135testvectors/ansx963_2001.zip
*/
static unsigned char z[] = {
0x00, 0xaa, 0x5b, 0xb7, 0x9b, 0x33, 0xe3, 0x89, 0xfa, 0x58, 0xce, 0xad,
0xc0, 0x47, 0x19, 0x7f, 0x14, 0xe7, 0x37, 0x12, 0xf4, 0x52, 0xca, 0xa9,
0xfc, 0x4c, 0x9a, 0xdb, 0x36, 0x93, 0x48, 0xb8, 0x15, 0x07, 0x39, 0x2f,
0x1a, 0x86, 0xdd, 0xfd, 0xb7, 0xc4, 0xff, 0x82, 0x31, 0xc4, 0xbd, 0x0f,
0x44, 0xe4, 0x4a, 0x1b, 0x55, 0xb1, 0x40, 0x47, 0x47, 0xa9, 0xe2, 0xe7,
0x53, 0xf5, 0x5e, 0xf0, 0x5a, 0x2d
};
static unsigned char shared[] = {
0xe3, 0xb5, 0xb4, 0xc1, 0xb0, 0xd5, 0xcf, 0x1d, 0x2b, 0x3a, 0x2f, 0x99,
0x37, 0x89, 0x5d, 0x31
};
static const unsigned char expected[sizeof(out)] = {
0x44, 0x63, 0xf8, 0x69, 0xf3, 0xcc, 0x18, 0x76, 0x9b, 0x52, 0x26, 0x4b,
0x01, 0x12, 0xb5, 0x85, 0x8f, 0x7a, 0xd3, 0x2a, 0x5a, 0x2d, 0x96, 0xd8,
0xcf, 0xfa, 0xbf, 0x7f, 0xa7, 0x33, 0x63, 0x3d, 0x6e, 0x4d, 0xd2, 0xa5,
0x99, 0xac, 0xce, 0xb3, 0xea, 0x54, 0xa6, 0x21, 0x7c, 0xe0, 0xb5, 0x0e,
0xef, 0x4f, 0x6b, 0x40, 0xa5, 0xc3, 0x02, 0x50, 0xa5, 0xa8, 0xee, 0xee,
0x20, 0x80, 0x02, 0x26, 0x70, 0x89, 0xdb, 0xf3, 0x51, 0xf3, 0xf5, 0x02,
0x2a, 0xa9, 0x63, 0x8b, 0xf1, 0xee, 0x41, 0x9d, 0xea, 0x9c, 0x4f, 0xf7,
0x45, 0xa2, 0x5a, 0xc2, 0x7b, 0xda, 0x33, 0xca, 0x08, 0xbd, 0x56, 0xdd,
0x1a, 0x59, 0xb4, 0x10, 0x6c, 0xf2, 0xdb, 0xbc, 0x0a, 0xb2, 0xaa, 0x8e,
0x2e, 0xfa, 0x7b, 0x17, 0x90, 0x2d, 0x34, 0x27, 0x69, 0x51, 0xce, 0xcc,
0xab, 0x87, 0xf9, 0x66, 0x1c, 0x3e, 0x88, 0x16
};
*p++ = OSSL_PARAM_construct_utf8_string(OSSL_KDF_PARAM_DIGEST,
(char *)"sha512", 0);
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_KEY, z, sizeof(z));
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_INFO, shared,
sizeof(shared));
*p = OSSL_PARAM_construct_end();
ret =
TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_X963KDF))
&& TEST_int_gt(EVP_KDF_derive(kctx, out, sizeof(out), params), 0)
&& TEST_mem_eq(out, sizeof(out), expected, sizeof(expected));
EVP_KDF_CTX_free(kctx);
return ret;
}
#if !defined(OPENSSL_NO_CMAC) && !defined(OPENSSL_NO_CAMELLIA)
/*
* KBKDF test vectors from RFC 6803 (Camellia Encryption for Kerberos 5)
* section 10.
*/
static int test_kdf_kbkdf_6803_128(void)
{
int ret = 0, i, p;
EVP_KDF_CTX *kctx;
OSSL_PARAM params[7];
static unsigned char input_key[] = {
0x57, 0xD0, 0x29, 0x72, 0x98, 0xFF, 0xD9, 0xD3,
0x5D, 0xE5, 0xA4, 0x7F, 0xB4, 0xBD, 0xE2, 0x4B,
};
static unsigned char constants[][5] = {
{ 0x00, 0x00, 0x00, 0x02, 0x99 },
{ 0x00, 0x00, 0x00, 0x02, 0xaa },
{ 0x00, 0x00, 0x00, 0x02, 0x55 },
};
static unsigned char outputs[][16] = {
{0xD1, 0x55, 0x77, 0x5A, 0x20, 0x9D, 0x05, 0xF0,
0x2B, 0x38, 0xD4, 0x2A, 0x38, 0x9E, 0x5A, 0x56},
{0x64, 0xDF, 0x83, 0xF8, 0x5A, 0x53, 0x2F, 0x17,
0x57, 0x7D, 0x8C, 0x37, 0x03, 0x57, 0x96, 0xAB},
{0x3E, 0x4F, 0xBD, 0xF3, 0x0F, 0xB8, 0x25, 0x9C,
0x42, 0x5C, 0xB6, 0xC9, 0x6F, 0x1F, 0x46, 0x35}
};
static unsigned char iv[16] = { 0 };
unsigned char result[16] = { 0 };
for (i = 0; i < 3; i++) {
p = 0;
params[p++] = OSSL_PARAM_construct_utf8_string(
OSSL_KDF_PARAM_CIPHER, "CAMELLIA-128-CBC", 0);
params[p++] = OSSL_PARAM_construct_utf8_string(
OSSL_KDF_PARAM_MAC, "CMAC", 0);
params[p++] = OSSL_PARAM_construct_utf8_string(
OSSL_KDF_PARAM_MODE, "FEEDBACK", 0);
params[p++] = OSSL_PARAM_construct_octet_string(
OSSL_KDF_PARAM_KEY, input_key, sizeof(input_key));
params[p++] = OSSL_PARAM_construct_octet_string(
OSSL_KDF_PARAM_SALT, constants[i], sizeof(constants[i]));
params[p++] = OSSL_PARAM_construct_octet_string(
OSSL_KDF_PARAM_SEED, iv, sizeof(iv));
params[p] = OSSL_PARAM_construct_end();
kctx = get_kdfbyname("KBKDF");
ret = TEST_ptr(kctx)
&& TEST_int_gt(EVP_KDF_derive(kctx, result, sizeof(result),
params), 0)
&& TEST_mem_eq(result, sizeof(result), outputs[i],
sizeof(outputs[i]));
EVP_KDF_CTX_free(kctx);
if (ret != 1)
return ret;
}
return ret;
}
static int test_kdf_kbkdf_6803_256(void)
{
int ret = 0, i, p;
EVP_KDF_CTX *kctx;
OSSL_PARAM params[7];
static unsigned char input_key[] = {
0xB9, 0xD6, 0x82, 0x8B, 0x20, 0x56, 0xB7, 0xBE,
0x65, 0x6D, 0x88, 0xA1, 0x23, 0xB1, 0xFA, 0xC6,
0x82, 0x14, 0xAC, 0x2B, 0x72, 0x7E, 0xCF, 0x5F,
0x69, 0xAF, 0xE0, 0xC4, 0xDF, 0x2A, 0x6D, 0x2C,
};
static unsigned char constants[][5] = {
{ 0x00, 0x00, 0x00, 0x02, 0x99 },
{ 0x00, 0x00, 0x00, 0x02, 0xaa },
{ 0x00, 0x00, 0x00, 0x02, 0x55 },
};
static unsigned char outputs[][32] = {
{0xE4, 0x67, 0xF9, 0xA9, 0x55, 0x2B, 0xC7, 0xD3,
0x15, 0x5A, 0x62, 0x20, 0xAF, 0x9C, 0x19, 0x22,
0x0E, 0xEE, 0xD4, 0xFF, 0x78, 0xB0, 0xD1, 0xE6,
0xA1, 0x54, 0x49, 0x91, 0x46, 0x1A, 0x9E, 0x50,
},
{0x41, 0x2A, 0xEF, 0xC3, 0x62, 0xA7, 0x28, 0x5F,
0xC3, 0x96, 0x6C, 0x6A, 0x51, 0x81, 0xE7, 0x60,
0x5A, 0xE6, 0x75, 0x23, 0x5B, 0x6D, 0x54, 0x9F,
0xBF, 0xC9, 0xAB, 0x66, 0x30, 0xA4, 0xC6, 0x04,
},
{0xFA, 0x62, 0x4F, 0xA0, 0xE5, 0x23, 0x99, 0x3F,
0xA3, 0x88, 0xAE, 0xFD, 0xC6, 0x7E, 0x67, 0xEB,
0xCD, 0x8C, 0x08, 0xE8, 0xA0, 0x24, 0x6B, 0x1D,
0x73, 0xB0, 0xD1, 0xDD, 0x9F, 0xC5, 0x82, 0xB0,
},
};
static unsigned char iv[16] = { 0 };
unsigned char result[32] = { 0 };
for (i = 0; i < 3; i++) {
p = 0;
params[p++] = OSSL_PARAM_construct_utf8_string(
OSSL_KDF_PARAM_CIPHER, "CAMELLIA-256-CBC", 0);
params[p++] = OSSL_PARAM_construct_utf8_string(
OSSL_KDF_PARAM_MAC, "CMAC", 0);
params[p++] = OSSL_PARAM_construct_utf8_string(
OSSL_KDF_PARAM_MODE, "FEEDBACK", 0);
params[p++] = OSSL_PARAM_construct_octet_string(
OSSL_KDF_PARAM_KEY, input_key, sizeof(input_key));
params[p++] = OSSL_PARAM_construct_octet_string(
OSSL_KDF_PARAM_SALT, constants[i], sizeof(constants[i]));
params[p++] = OSSL_PARAM_construct_octet_string(
OSSL_KDF_PARAM_SEED, iv, sizeof(iv));
params[p] = OSSL_PARAM_construct_end();
kctx = get_kdfbyname("KBKDF");
ret = TEST_ptr(kctx)
&& TEST_int_gt(EVP_KDF_derive(kctx, result, sizeof(result),
params), 0)
&& TEST_mem_eq(result, sizeof(result), outputs[i],
sizeof(outputs[i]));
EVP_KDF_CTX_free(kctx);
if (ret != 1)
return ret;
}
return ret;
}
#endif
static OSSL_PARAM *construct_kbkdf_params(char *digest, char *mac, unsigned char *key,
size_t keylen, char *salt, char *info, int *r)
{
OSSL_PARAM *params = OPENSSL_malloc(sizeof(OSSL_PARAM) * 8);
OSSL_PARAM *p = params;
if (params == NULL)
return NULL;
*p++ = OSSL_PARAM_construct_utf8_string(
OSSL_KDF_PARAM_DIGEST, digest, 0);
*p++ = OSSL_PARAM_construct_utf8_string(
OSSL_KDF_PARAM_MAC, mac, 0);
*p++ = OSSL_PARAM_construct_utf8_string(
OSSL_KDF_PARAM_MODE, "COUNTER", 0);
*p++ = OSSL_PARAM_construct_octet_string(
OSSL_KDF_PARAM_KEY, key, keylen);
*p++ = OSSL_PARAM_construct_octet_string(
OSSL_KDF_PARAM_SALT, salt, strlen(salt));
*p++ = OSSL_PARAM_construct_octet_string(
OSSL_KDF_PARAM_INFO, info, strlen(info));
*p++ = OSSL_PARAM_construct_int(
OSSL_KDF_PARAM_KBKDF_R, r);
*p = OSSL_PARAM_construct_end();
return params;
}
static int test_kdf_kbkdf_invalid_digest(void)
{
int ret;
EVP_KDF_CTX *kctx;
OSSL_PARAM *params;
static unsigned char key[] = {0x01};
int r = 32;
params = construct_kbkdf_params("blah", "HMAC", key, 1, "prf", "test", &r);
if (!TEST_ptr(params))
return 0;
/* Negative test case - set_params should fail */
kctx = get_kdfbyname("KBKDF");
ret = TEST_ptr(kctx)
&& TEST_false(EVP_KDF_CTX_set_params(kctx, params));
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static int test_kdf_kbkdf_invalid_mac(void)
{
int ret;
EVP_KDF_CTX *kctx;
OSSL_PARAM *params;
static unsigned char key[] = {0x01};
int r = 32;
params = construct_kbkdf_params("sha256", "blah", key, 1, "prf", "test", &r);
if (!TEST_ptr(params))
return 0;
/* Negative test case - set_params should fail */
kctx = get_kdfbyname("KBKDF");
ret = TEST_ptr(kctx)
&& TEST_false(EVP_KDF_CTX_set_params(kctx, params));
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static int test_kdf_kbkdf_invalid_r(void)
{
int ret;
EVP_KDF_CTX *kctx;
OSSL_PARAM *params;
static unsigned char key[] = {0x01};
int r = 31;
params = construct_kbkdf_params("sha256", "HMAC", key, 1, "prf", "test", &r);
if (!TEST_ptr(params))
return 0;
/* Negative test case - derive should fail */
kctx = get_kdfbyname("KBKDF");
ret = TEST_ptr(kctx)
&& TEST_false(EVP_KDF_CTX_set_params(kctx, params));
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static int test_kdf_kbkdf_empty_key(void)
{
int ret;
EVP_KDF_CTX *kctx;
OSSL_PARAM *params;
static unsigned char key[] = {0x01};
unsigned char result[32] = { 0 };
int r = 32;
params = construct_kbkdf_params("sha256", "HMAC", key, 0, "prf", "test", &r);
if (!TEST_ptr(params))
return 0;
/* Negative test case - derive should fail */
kctx = get_kdfbyname("KBKDF");
ret = TEST_ptr(kctx)
&& TEST_true(EVP_KDF_CTX_set_params(kctx, params))
&& TEST_int_eq(EVP_KDF_derive(kctx, result, sizeof(result), NULL), 0);
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static int test_kdf_kbkdf_1byte_key(void)
{
int ret;
EVP_KDF_CTX *kctx;
OSSL_PARAM *params;
static unsigned char key[] = {0x01};
unsigned char result[32] = { 0 };
int r = 32;
params = construct_kbkdf_params("sha256", "HMAC", key, 1, "prf", "test", &r);
if (!TEST_ptr(params))
return 0;
kctx = get_kdfbyname("KBKDF");
ret = TEST_ptr(kctx)
&& TEST_int_gt(EVP_KDF_derive(kctx, result, sizeof(result), params), 0);
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
static int test_kdf_kbkdf_zero_output_size(void)
{
int ret;
EVP_KDF_CTX *kctx;
OSSL_PARAM *params;
static unsigned char key[] = {0x01};
unsigned char result[32] = { 0 };
int r = 32;
params = construct_kbkdf_params("sha256", "HMAC", key, 1, "prf", "test", &r);
if (!TEST_ptr(params))
return 0;
/* Negative test case - derive should fail */
kctx = get_kdfbyname("KBKDF");
ret = TEST_ptr(kctx)
&& TEST_true(EVP_KDF_CTX_set_params(kctx, params))
&& TEST_int_eq(EVP_KDF_derive(kctx, result, 0, NULL), 0);
EVP_KDF_CTX_free(kctx);
OPENSSL_free(params);
return ret;
}
/* Two test vectors from RFC 8009 (AES Encryption with HMAC-SHA2 for Kerberos
* 5) appendix A. */
static int test_kdf_kbkdf_8009_prf1(void)
{
int ret, i = 0;
EVP_KDF_CTX *kctx;
OSSL_PARAM params[6];
char *label = "prf", *digest = "sha256", *prf_input = "test",
*mac = "HMAC";
static unsigned char input_key[] = {
0x37, 0x05, 0xD9, 0x60, 0x80, 0xC1, 0x77, 0x28,
0xA0, 0xE8, 0x00, 0xEA, 0xB6, 0xE0, 0xD2, 0x3C,
};
static unsigned char output[] = {
0x9D, 0x18, 0x86, 0x16, 0xF6, 0x38, 0x52, 0xFE,
0x86, 0x91, 0x5B, 0xB8, 0x40, 0xB4, 0xA8, 0x86,
0xFF, 0x3E, 0x6B, 0xB0, 0xF8, 0x19, 0xB4, 0x9B,
0x89, 0x33, 0x93, 0xD3, 0x93, 0x85, 0x42, 0x95,
};
unsigned char result[sizeof(output)] = { 0 };
params[i++] = OSSL_PARAM_construct_utf8_string(
OSSL_KDF_PARAM_DIGEST, digest, 0);
params[i++] = OSSL_PARAM_construct_utf8_string(
OSSL_KDF_PARAM_MAC, mac, 0);
params[i++] = OSSL_PARAM_construct_octet_string(
OSSL_KDF_PARAM_KEY, input_key, sizeof(input_key));
params[i++] = OSSL_PARAM_construct_octet_string(
OSSL_KDF_PARAM_SALT, label, strlen(label));
params[i++] = OSSL_PARAM_construct_octet_string(
OSSL_KDF_PARAM_INFO, prf_input, strlen(prf_input));
params[i] = OSSL_PARAM_construct_end();
kctx = get_kdfbyname("KBKDF");
ret = TEST_ptr(kctx)
&& TEST_int_gt(EVP_KDF_derive(kctx, result, sizeof(result), params), 0)
&& TEST_mem_eq(result, sizeof(result), output, sizeof(output));
EVP_KDF_CTX_free(kctx);
return ret;
}
static int test_kdf_kbkdf_8009_prf2(void)
{
int ret, i = 0;
EVP_KDF_CTX *kctx;
OSSL_PARAM params[6];
char *label = "prf", *digest = "sha384", *prf_input = "test",
*mac = "HMAC";
static unsigned char input_key[] = {
0x6D, 0x40, 0x4D, 0x37, 0xFA, 0xF7, 0x9F, 0x9D,
0xF0, 0xD3, 0x35, 0x68, 0xD3, 0x20, 0x66, 0x98,
0x00, 0xEB, 0x48, 0x36, 0x47, 0x2E, 0xA8, 0xA0,
0x26, 0xD1, 0x6B, 0x71, 0x82, 0x46, 0x0C, 0x52,
};
static unsigned char output[] = {
0x98, 0x01, 0xF6, 0x9A, 0x36, 0x8C, 0x2B, 0xF6,
0x75, 0xE5, 0x95, 0x21, 0xE1, 0x77, 0xD9, 0xA0,
0x7F, 0x67, 0xEF, 0xE1, 0xCF, 0xDE, 0x8D, 0x3C,
0x8D, 0x6F, 0x6A, 0x02, 0x56, 0xE3, 0xB1, 0x7D,
0xB3, 0xC1, 0xB6, 0x2A, 0xD1, 0xB8, 0x55, 0x33,
0x60, 0xD1, 0x73, 0x67, 0xEB, 0x15, 0x14, 0xD2,
};
unsigned char result[sizeof(output)] = { 0 };
params[i++] = OSSL_PARAM_construct_utf8_string(
OSSL_KDF_PARAM_DIGEST, digest, 0);
params[i++] = OSSL_PARAM_construct_utf8_string(
OSSL_KDF_PARAM_MAC, mac, 0);
params[i++] = OSSL_PARAM_construct_octet_string(
OSSL_KDF_PARAM_KEY, input_key, sizeof(input_key));
params[i++] = OSSL_PARAM_construct_octet_string(
OSSL_KDF_PARAM_SALT, label, strlen(label));
params[i++] = OSSL_PARAM_construct_octet_string(
OSSL_KDF_PARAM_INFO, prf_input, strlen(prf_input));
params[i] = OSSL_PARAM_construct_end();
kctx = get_kdfbyname("KBKDF");
ret = TEST_ptr(kctx)
&& TEST_int_gt(EVP_KDF_derive(kctx, result, sizeof(result), params), 0)
&& TEST_mem_eq(result, sizeof(result), output, sizeof(output));
EVP_KDF_CTX_free(kctx);
return ret;
}
#if !defined(OPENSSL_NO_CMAC)
/*
* Test vector taken from
* https://csrc.nist.gov/CSRC/media/Projects/
* Cryptographic-Algorithm-Validation-Program/documents/KBKDF800-108/CounterMode.zip
*/
static int test_kdf_kbkdf_fixedinfo(void)
{
int ret;
EVP_KDF_CTX *kctx;
OSSL_PARAM params[8], *p = params;
static char *cipher = "AES128";
static char *mac = "CMAC";
static char *mode = "COUNTER";
int use_l = 0;
int use_separator = 0;
static unsigned char input_key[] = {
0xc1, 0x0b, 0x15, 0x2e, 0x8c, 0x97, 0xb7, 0x7e,
0x18, 0x70, 0x4e, 0x0f, 0x0b, 0xd3, 0x83, 0x05,
};
static unsigned char fixed_input[] = {
0x98, 0xcd, 0x4c, 0xbb, 0xbe, 0xbe, 0x15, 0xd1,
0x7d, 0xc8, 0x6e, 0x6d, 0xba, 0xd8, 0x00, 0xa2,
0xdc, 0xbd, 0x64, 0xf7, 0xc7, 0xad, 0x0e, 0x78,
0xe9, 0xcf, 0x94, 0xff, 0xdb, 0xa8, 0x9d, 0x03,
0xe9, 0x7e, 0xad, 0xf6, 0xc4, 0xf7, 0xb8, 0x06,
0xca, 0xf5, 0x2a, 0xa3, 0x8f, 0x09, 0xd0, 0xeb,
0x71, 0xd7, 0x1f, 0x49, 0x7b, 0xcc, 0x69, 0x06,
0xb4, 0x8d, 0x36, 0xc4,
};
static unsigned char output[] = {
0x26, 0xfa, 0xf6, 0x19, 0x08, 0xad, 0x9e, 0xe8,
0x81, 0xb8, 0x30, 0x5c, 0x22, 0x1d, 0xb5, 0x3f,
};
unsigned char result[sizeof(output)] = { 0 };
*p++ = OSSL_PARAM_construct_utf8_string(OSSL_KDF_PARAM_CIPHER, cipher, 0);
*p++ = OSSL_PARAM_construct_utf8_string(OSSL_KDF_PARAM_MAC, mac, 0);
*p++ = OSSL_PARAM_construct_utf8_string(OSSL_KDF_PARAM_MODE, mode, 0);
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_KEY, input_key,
sizeof(input_key));
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_INFO,
fixed_input, sizeof(fixed_input));
*p++ = OSSL_PARAM_construct_int(OSSL_KDF_PARAM_KBKDF_USE_L, &use_l);
*p++ = OSSL_PARAM_construct_int(OSSL_KDF_PARAM_KBKDF_USE_SEPARATOR,
&use_separator);
*p = OSSL_PARAM_construct_end();
kctx = get_kdfbyname("KBKDF");
ret = TEST_ptr(kctx)
&& TEST_int_gt(EVP_KDF_derive(kctx, result, sizeof(result), params), 0)
&& TEST_mem_eq(result, sizeof(result), output, sizeof(output));
EVP_KDF_CTX_free(kctx);
return ret;
}
#endif /* OPENSSL_NO_CMAC */
static int test_kdf_kbkdf_kmac(void)
{
int ret;
EVP_KDF_CTX *kctx;
OSSL_PARAM params[5], *p = params;
static char *mac = "KMAC256";
static unsigned char input_key[] = {
0xDD, 0x81, 0xEF, 0xC8, 0x2C, 0xDD, 0xEC, 0x51,
0xC4, 0x09, 0xBD, 0x8C, 0xCB, 0xAF, 0x94, 0xF6,
0x5F, 0xFA, 0x7B, 0x92, 0xF1, 0x11, 0xF9, 0x40,
0x2B, 0x0D, 0x6A, 0xE0, 0x5E, 0x44, 0x92, 0x34,
0xF0, 0x3B, 0xBA, 0xF5, 0x4F, 0xEF, 0x19, 0x45,
0xDA
};
static unsigned char context[] = {
0x81, 0xA1, 0xFE, 0x39, 0x91, 0xEE, 0x3F, 0xD3,
0x90, 0x4E, 0x82, 0xE6, 0x13, 0x20, 0xEC, 0x6B,
0x6E, 0x14, 0x0B, 0xBA, 0x95, 0x5D, 0x0B, 0x52,
0x8E, 0x27, 0x67, 0xB3, 0xE0, 0x77, 0x05, 0x15,
0xBD, 0x78, 0xF6, 0xE8, 0x8A, 0x7D, 0x9B, 0x08,
0x20, 0x0F, 0xE9, 0x8D, 0xD6, 0x24, 0x67, 0xE2,
0xCC, 0x6D, 0x42, 0xE6, 0x60, 0x50, 0x20, 0x77,
0x89, 0x89, 0xB7, 0x2D, 0xF7, 0x5F, 0xE2, 0x79,
0xDB, 0x58, 0x0B, 0x7B, 0x02, 0xB9, 0xD9, 0xB0,
0xFA, 0x6B, 0x0B, 0xB6, 0xD4, 0x95, 0xDB, 0x46,
0x55, 0x5F, 0x12, 0xC3, 0xF0, 0xE0, 0x6E, 0xC8,
0xF4, 0xF8, 0xA1, 0x64, 0x2E, 0x96, 0x74, 0x2B,
0xC6, 0xBD, 0x22, 0xB1, 0x6A, 0xBC, 0x41, 0xDF,
0x30, 0x32, 0xC7, 0xCE, 0x18, 0x14, 0x70, 0x2A,
0xED, 0xE5, 0xC4, 0x6B, 0x8A, 0xA8, 0x36, 0xFD,
0x0A, 0x76, 0x38, 0x44, 0x98, 0x0A, 0xE3, 0xC2,
0x3A, 0x24, 0xCB, 0x45, 0xBF, 0xC9, 0x2C, 0x19,
0xCB, 0x9D, 0x6C, 0x27, 0xDE, 0x78, 0x3E, 0x2C,
0x3D, 0x39, 0x6E, 0x11, 0x59, 0xAE, 0x4F, 0x91,
0x03, 0xE2, 0x7B, 0x97, 0xD6, 0x0C, 0x7D, 0x9D,
0x5A, 0xA5, 0x47, 0x57, 0x41, 0xAD, 0x64, 0x5B,
0xF7, 0x1D, 0x1A, 0xDA, 0x3A, 0x39, 0xDF, 0x85,
0x0D, 0x0F, 0x50, 0x15, 0xA7, 0x3D, 0x68, 0x81,
0x7B, 0x0D, 0xF2, 0x24, 0x24, 0x23, 0x37, 0xE5,
0x77, 0xA6, 0x61, 0xBE, 0xFE, 0x4B, 0x3B, 0x8E,
0x4F, 0x15, 0x4F, 0xC1, 0x30, 0xCB, 0x9E, 0xF5,
0x06, 0x9F, 0xBB, 0x0E, 0xF2, 0xF4, 0x43, 0xBB,
0x64, 0x45, 0xA3, 0x7D, 0x3B, 0xB4, 0x70, 0x47,
0xDF, 0x4A, 0xA5, 0xD9, 0x2F, 0xE6, 0x25, 0xC8,
0x1D, 0x43, 0x0A, 0xEA, 0xF9, 0xCC, 0xC7, 0x1F,
0x8A, 0x2D, 0xD8, 0x95, 0x6B, 0x16, 0x30, 0x1D,
0x80, 0x90, 0xA4, 0x23, 0x14, 0x59, 0xD1, 0x5A,
0x00, 0x48, 0x8D, 0xF7, 0xEA, 0x29, 0x23, 0xDF,
0x35, 0x26, 0x25, 0x22, 0x12, 0xC4, 0x4C, 0x09,
0x69, 0xB8, 0xD6, 0x0C, 0x0E, 0x71, 0x90, 0x6C,
0x42, 0x90, 0x02, 0x53, 0xC5, 0x5A, 0xEF, 0x42,
0x66, 0x1D, 0xAF, 0x45, 0xD5, 0x31, 0xD7, 0x61,
0x3A, 0xE6, 0x06, 0xFB, 0x83, 0x72, 0xAD, 0x82,
0xE3, 0x6A, 0x7E, 0x03, 0x9B, 0x37, 0x77, 0xAF,
0x8D, 0x63, 0x28, 0xC2, 0x8A, 0x5E, 0xC6, 0x3B,
0x22, 0xA8, 0x94, 0xC0, 0x46, 0x2F, 0x73, 0xE7,
0xBB, 0x72, 0x44, 0x85, 0x20, 0x1D, 0xD0, 0x6A,
0x52, 0x8C, 0xB1, 0x8B, 0x96, 0x11, 0xEB, 0xFB,
0xDD, 0xF5, 0x74, 0x49, 0x19, 0x93, 0xD3, 0x7F,
0x6C, 0x27, 0x19, 0x54, 0xDD, 0x00, 0x0F, 0x95,
0xF6, 0x14, 0x15, 0x87, 0x32, 0x54, 0xA5, 0x02,
0xAD, 0x41, 0x55, 0x5E, 0xDD, 0x32, 0x62, 0x3B,
0xFC, 0x71, 0xC1, 0x56, 0xC4, 0x6A, 0xFC, 0xD0,
0xF9, 0x77, 0xDA, 0xC5, 0x20, 0x7D, 0xAC, 0xA8,
0xEB, 0x8F, 0xBE, 0xF9, 0x4D, 0xE8, 0x6D, 0x9E,
0x4C, 0x39, 0xB3, 0x15, 0x63, 0xCD, 0xF6, 0x46,
0xEC, 0x3A, 0xD2, 0x89, 0xA9, 0xFA, 0x24, 0xB4,
0x0E, 0x62, 0x6F, 0x9F, 0xF3, 0xF1, 0x3C, 0x61,
0x57, 0xB9, 0x2C, 0xD4, 0x78, 0x4F, 0x76, 0xCF,
0xFB, 0x6A, 0x51, 0xE8, 0x1E, 0x0A, 0x33, 0x69,
0x16, 0xCD, 0xB7, 0x5C, 0xDF, 0x03, 0x62, 0x17,
0x63, 0x37, 0x49, 0xC3, 0xB7, 0x68, 0x09, 0x9E,
0x22, 0xD2, 0x20, 0x96, 0x37, 0x0D, 0x13, 0xA4,
0x96, 0xB1, 0x8D, 0x0B, 0x12, 0x87, 0xEB, 0x57,
0x25, 0x27, 0x08, 0xFC, 0x90, 0x5E, 0x33, 0x77,
0x50, 0x63, 0xE1, 0x8C, 0xF4, 0x0C, 0x80, 0x89,
0x76, 0x63, 0x70, 0x0A, 0x61, 0x59, 0x90, 0x1F,
0xC9, 0x47, 0xBA, 0x12, 0x7B, 0xB2, 0x7A, 0x44,
0xC3, 0x3D, 0xD0, 0x38, 0xF1, 0x7F, 0x02, 0x92
};
static unsigned char label[] = {
0xA5, 0xDE, 0x2A, 0x0A, 0xF0, 0xDA, 0x59, 0x04,
0xCC, 0xFF, 0x50, 0xD3, 0xA5, 0xD2, 0xDE, 0xA3,
0x33, 0xC0, 0x27, 0xED, 0xDC, 0x6A, 0x54, 0x54,
0x95, 0x78, 0x74, 0x0D, 0xE7, 0xB7, 0x92, 0xD6,
0x64, 0xD5, 0xFB, 0x1F, 0x0F, 0x87, 0xFD, 0x65,
0x79, 0x8B, 0x81, 0x83, 0x95, 0x40, 0x7A, 0x19,
0x8D, 0xCA, 0xE0, 0x4A, 0x93, 0xA8
};
static unsigned char output[] = {
0xB5, 0x61, 0xE3, 0x7D, 0x06, 0xD5, 0x34, 0x80,
0x74, 0x61, 0x16, 0x08, 0x6F, 0x89, 0x6F, 0xB1,
0x43, 0xAF, 0x61, 0x28, 0x93, 0xD8, 0xDF, 0xF6,
0xB6, 0x23, 0x43, 0x68, 0xE4, 0x84, 0xF3, 0xED,
0x50, 0xB6, 0x81, 0x6D, 0x50, 0xF4, 0xAF, 0xF2,
0xA5, 0x50, 0x7E, 0x25, 0xBF, 0x05, 0xBE, 0xE7,
0x07, 0xB0, 0x95, 0xC3, 0x04, 0x38, 0xB4, 0xF9,
0xC1, 0x1E, 0x96, 0x08, 0xF4, 0xC9, 0x05, 0x54,
0x4A, 0xB6, 0x81, 0x92, 0x5B, 0x34, 0x8A, 0x45,
0xDD, 0x7D, 0x98, 0x51, 0x1F, 0xD9, 0x90, 0x23,
0x59, 0x97, 0xA2, 0x4E, 0x43, 0x49, 0xEB, 0x4E,
0x86, 0xEC, 0x20, 0x3C, 0x31, 0xFF, 0x49, 0x55,
0x49, 0xF5, 0xF5, 0x16, 0x79, 0xD9, 0x1C, 0x8E,
0x6E, 0xB3, 0x1C, 0xAF, 0xC8, 0xAB, 0x3A, 0x5A,
0xCE, 0xB1, 0xBD, 0x59, 0x69, 0xEE, 0xC0, 0x28,
0x3E, 0x94, 0xD2, 0xCC, 0x91, 0x93, 0x73, 0x6A,
0xD6, 0xB6, 0xC1, 0x42, 0x97, 0xB1, 0x13, 0xCF,
0xF9, 0x55, 0x35, 0x50, 0xFC, 0x86, 0x75, 0x98,
0x9F, 0xFC, 0x96, 0xB1, 0x43, 0x41, 0x8F, 0xFC,
0x31, 0x09, 0x3B, 0x35, 0x22, 0x7B, 0x01, 0x96,
0xA7, 0xF0, 0x78, 0x7B, 0x57, 0x00, 0xF2, 0xE5,
0x92, 0x36, 0xCE, 0x64, 0xFD, 0x65, 0x09, 0xD8,
0xBC, 0x5C, 0x82, 0x5C, 0x4C, 0x62, 0x5B, 0xCE,
0x09, 0xB6, 0xCF, 0x4D, 0xAD, 0x8E, 0xDD, 0x96,
0xB0, 0xCA, 0x52, 0xC1, 0xF4, 0x17, 0x0E, 0x2D,
0x4E, 0xC3, 0xF9, 0x89, 0x1A, 0x24, 0x3D, 0x01,
0xC8, 0x05, 0xBF, 0x7D, 0x2A, 0x46, 0xCD, 0x9A,
0x66, 0xEE, 0x05, 0x78, 0x88, 0x2A, 0xEF, 0x37,
0x9E, 0x72, 0x55, 0xDA, 0x82, 0x7A, 0x9B, 0xE8,
0xF7, 0xA6, 0x74, 0xB8, 0x74, 0x39, 0x03, 0xE8,
0xB9, 0x1F, 0x97, 0x78, 0xB9, 0xD9, 0x37, 0x16,
0xFD, 0x2F, 0x31, 0xDE, 0xCC, 0x06, 0xD6, 0x5A,
0xEB, 0xD1, 0xBB, 0x84, 0x30, 0x16, 0x81, 0xB0,
0x7E, 0x04, 0x8C, 0x06, 0x67, 0xD1, 0x8A, 0x07,
0x33, 0x76, 0x42, 0x8E, 0x87, 0xAB, 0x90, 0x6F,
0x08, 0xED, 0x8D, 0xE8, 0xD0, 0x20, 0x00, 0x7E,
0x3C, 0x4D, 0xA4, 0x40, 0x37, 0x13, 0x0F, 0x00,
0x0C, 0xB7, 0x26, 0x03, 0x93, 0xD0, 0xBB, 0x08,
0xD3, 0xCC, 0xA9, 0x28, 0xC2
};
unsigned char result[sizeof(output)] = { 0 };
*p++ = OSSL_PARAM_construct_utf8_string(OSSL_KDF_PARAM_MAC, mac, 0);
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_KEY,
input_key, sizeof(input_key));
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_INFO,
context, sizeof(context));
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_SALT,
label, sizeof(label));
*p = OSSL_PARAM_construct_end();
kctx = get_kdfbyname("KBKDF");
ret = TEST_ptr(kctx)
&& TEST_size_t_eq(EVP_KDF_CTX_get_kdf_size(kctx), SIZE_MAX)
&& TEST_int_gt(EVP_KDF_derive(kctx, result, sizeof(result), params), 0)
&& TEST_mem_eq(result, sizeof(result), output, sizeof(output));
EVP_KDF_CTX_free(kctx);
return ret;
}
static int test_kdf_ss_hmac(void)
{
int ret;
EVP_KDF_CTX *kctx;
OSSL_PARAM params[6], *p = params;
unsigned char out[16];
static unsigned char z[] = {
0xb7,0x4a,0x14,0x9a,0x16,0x15,0x46,0xf8,0xc2,0x0b,0x06,0xac,0x4e,0xd4
};
static unsigned char other[] = {
0x34,0x8a,0x37,0xa2,0x7e,0xf1,0x28,0x2f,0x5f,0x02,0x0d,0xcc
};
static unsigned char salt[] = {
0x36,0x38,0x27,0x1c,0xcd,0x68,0xa2,0x5d,0xc2,0x4e,0xcd,0xdd,0x39,0xef,
0x3f,0x89
};
static const unsigned char expected[sizeof(out)] = {
0x44,0xf6,0x76,0xe8,0x5c,0x1b,0x1a,0x8b,0xbc,0x3d,0x31,0x92,0x18,0x63,
0x1c,0xa3
};
*p++ = OSSL_PARAM_construct_utf8_string(OSSL_KDF_PARAM_MAC,
(char *)OSSL_MAC_NAME_HMAC, 0);
*p++ = OSSL_PARAM_construct_utf8_string(OSSL_KDF_PARAM_DIGEST,
(char *)"sha256", 0);
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_KEY, z, sizeof(z));
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_INFO, other,
sizeof(other));
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_SALT, salt,
sizeof(salt));
*p = OSSL_PARAM_construct_end();
ret =
TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_SSKDF))
&& TEST_int_gt(EVP_KDF_derive(kctx, out, sizeof(out), params), 0)
&& TEST_mem_eq(out, sizeof(out), expected, sizeof(expected));
EVP_KDF_CTX_free(kctx);
return ret;
}
static int test_kdf_ss_kmac(void)
{
int ret;
EVP_KDF_CTX *kctx;
OSSL_PARAM params[7], *p = params;
unsigned char out[64];
size_t mac_size = 20;
static unsigned char z[] = {
0xb7,0x4a,0x14,0x9a,0x16,0x15,0x46,0xf8,0xc2,0x0b,0x06,0xac,0x4e,0xd4
};
static unsigned char other[] = {
0x34,0x8a,0x37,0xa2,0x7e,0xf1,0x28,0x2f,0x5f,0x02,0x0d,0xcc
};
static unsigned char salt[] = {
0x36,0x38,0x27,0x1c,0xcd,0x68,0xa2,0x5d,0xc2,0x4e,0xcd,0xdd,0x39,0xef,
0x3f,0x89
};
static const unsigned char expected[sizeof(out)] = {
0xe9,0xc1,0x84,0x53,0xa0,0x62,0xb5,0x3b,0xdb,0xfc,0xbb,0x5a,0x34,0xbd,
0xb8,0xe5,0xe7,0x07,0xee,0xbb,0x5d,0xd1,0x34,0x42,0x43,0xd8,0xcf,0xc2,
0xc2,0xe6,0x33,0x2f,0x91,0xbd,0xa5,0x86,0xf3,0x7d,0xe4,0x8a,0x65,0xd4,
0xc5,0x14,0xfd,0xef,0xaa,0x1e,0x67,0x54,0xf3,0x73,0xd2,0x38,0xe1,0x95,
0xae,0x15,0x7e,0x1d,0xe8,0x14,0x98,0x03
};
*p++ = OSSL_PARAM_construct_utf8_string(OSSL_KDF_PARAM_MAC,
(char *)OSSL_MAC_NAME_KMAC128, 0);
/* The digest parameter is not needed here and should be ignored */
*p++ = OSSL_PARAM_construct_utf8_string(OSSL_KDF_PARAM_DIGEST,
(char *)"SHA256", 0);
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_KEY, z, sizeof(z));
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_INFO, other,
sizeof(other));
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_SALT, salt,
sizeof(salt));
*p++ = OSSL_PARAM_construct_size_t(OSSL_KDF_PARAM_MAC_SIZE, &mac_size);
*p = OSSL_PARAM_construct_end();
ret =
TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_SSKDF))
&& TEST_size_t_eq(EVP_KDF_CTX_get_kdf_size(kctx), 0)
&& TEST_int_eq(EVP_KDF_CTX_set_params(kctx, params), 1)
/* The bug fix for KMAC returning SIZE_MAX was added in 3.0.8 */
&& (fips_provider_version_lt(NULL, 3, 0, 8)
|| TEST_size_t_eq(EVP_KDF_CTX_get_kdf_size(kctx), SIZE_MAX))
&& TEST_int_gt(EVP_KDF_derive(kctx, out, sizeof(out), NULL), 0)
&& TEST_mem_eq(out, sizeof(out), expected, sizeof(expected));
EVP_KDF_CTX_free(kctx);
return ret;
}
static int test_kdf_sshkdf(void)
{
int ret;
EVP_KDF_CTX *kctx;
OSSL_PARAM params[6], *p = params;
char kdftype = EVP_KDF_SSHKDF_TYPE_INITIAL_IV_CLI_TO_SRV;
unsigned char out[8];
/* Test data from NIST CAVS 14.1 test vectors */
static unsigned char key[] = {
0x00, 0x00, 0x00, 0x81, 0x00, 0x87, 0x5c, 0x55, 0x1c, 0xef, 0x52, 0x6a,
0x4a, 0x8b, 0xe1, 0xa7, 0xdf, 0x27, 0xe9, 0xed, 0x35, 0x4b, 0xac, 0x9a,
0xfb, 0x71, 0xf5, 0x3d, 0xba, 0xe9, 0x05, 0x67, 0x9d, 0x14, 0xf9, 0xfa,
0xf2, 0x46, 0x9c, 0x53, 0x45, 0x7c, 0xf8, 0x0a, 0x36, 0x6b, 0xe2, 0x78,
0x96, 0x5b, 0xa6, 0x25, 0x52, 0x76, 0xca, 0x2d, 0x9f, 0x4a, 0x97, 0xd2,
0x71, 0xf7, 0x1e, 0x50, 0xd8, 0xa9, 0xec, 0x46, 0x25, 0x3a, 0x6a, 0x90,
0x6a, 0xc2, 0xc5, 0xe4, 0xf4, 0x8b, 0x27, 0xa6, 0x3c, 0xe0, 0x8d, 0x80,
0x39, 0x0a, 0x49, 0x2a, 0xa4, 0x3b, 0xad, 0x9d, 0x88, 0x2c, 0xca, 0xc2,
0x3d, 0xac, 0x88, 0xbc, 0xad, 0xa4, 0xb4, 0xd4, 0x26, 0xa3, 0x62, 0x08,
0x3d, 0xab, 0x65, 0x69, 0xc5, 0x4c, 0x22, 0x4d, 0xd2, 0xd8, 0x76, 0x43,
0xaa, 0x22, 0x76, 0x93, 0xe1, 0x41, 0xad, 0x16, 0x30, 0xce, 0x13, 0x14,
0x4e
};
static unsigned char xcghash[] = {
0x0e, 0x68, 0x3f, 0xc8, 0xa9, 0xed, 0x7c, 0x2f, 0xf0, 0x2d, 0xef, 0x23,
0xb2, 0x74, 0x5e, 0xbc, 0x99, 0xb2, 0x67, 0xda, 0xa8, 0x6a, 0x4a, 0xa7,
0x69, 0x72, 0x39, 0x08, 0x82, 0x53, 0xf6, 0x42
};
static unsigned char sessid[] = {
0x0e, 0x68, 0x3f, 0xc8, 0xa9, 0xed, 0x7c, 0x2f, 0xf0, 0x2d, 0xef, 0x23,
0xb2, 0x74, 0x5e, 0xbc, 0x99, 0xb2, 0x67, 0xda, 0xa8, 0x6a, 0x4a, 0xa7,
0x69, 0x72, 0x39, 0x08, 0x82, 0x53, 0xf6, 0x42
};
static const unsigned char expected[sizeof(out)] = {
0x41, 0xff, 0x2e, 0xad, 0x16, 0x83, 0xf1, 0xe6
};
*p++ = OSSL_PARAM_construct_utf8_string(OSSL_KDF_PARAM_DIGEST,
(char *)"sha256", 0);
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_KEY, key,
sizeof(key));
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_SSHKDF_XCGHASH,
xcghash, sizeof(xcghash));
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_SSHKDF_SESSION_ID,
sessid, sizeof(sessid));
*p++ = OSSL_PARAM_construct_utf8_string(OSSL_KDF_PARAM_SSHKDF_TYPE,
&kdftype, sizeof(kdftype));
*p = OSSL_PARAM_construct_end();
ret =
TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_SSHKDF))
&& TEST_int_gt(EVP_KDF_derive(kctx, out, sizeof(out), params), 0)
&& TEST_mem_eq(out, sizeof(out), expected, sizeof(expected));
EVP_KDF_CTX_free(kctx);
return ret;
}
static int test_kdfs_same(EVP_KDF *kdf1, EVP_KDF *kdf2)
{
/* Fast path in case the two are the same algorithm pointer */
if (kdf1 == kdf2)
return 1;
/*
* Compare their names and providers instead.
* This is necessary in a non-caching build (or a cache flush during fetch)
* because without the algorithm in the cache, fetching it a second time
* will result in a different pointer.
*/
return TEST_ptr_eq(EVP_KDF_get0_provider(kdf1), EVP_KDF_get0_provider(kdf2))
&& TEST_str_eq(EVP_KDF_get0_name(kdf1), EVP_KDF_get0_name(kdf2));
}
static int test_kdf_get_kdf(void)
{
EVP_KDF *kdf1 = NULL, *kdf2 = NULL;
ASN1_OBJECT *obj;
int ok = 1;
if (!TEST_ptr(obj = OBJ_nid2obj(NID_id_pbkdf2))
|| !TEST_ptr(kdf1 = EVP_KDF_fetch(NULL, OSSL_KDF_NAME_PBKDF2, NULL))
|| !TEST_ptr(kdf2 = EVP_KDF_fetch(NULL, OBJ_nid2sn(OBJ_obj2nid(obj)),
NULL))
|| !test_kdfs_same(kdf1, kdf2))
ok = 0;
EVP_KDF_free(kdf1);
kdf1 = NULL;
EVP_KDF_free(kdf2);
kdf2 = NULL;
if (!TEST_ptr(kdf1 = EVP_KDF_fetch(NULL, SN_tls1_prf, NULL))
|| !TEST_ptr(kdf2 = EVP_KDF_fetch(NULL, LN_tls1_prf, NULL))
|| !test_kdfs_same(kdf1, kdf2))
ok = 0;
/* kdf1 is re-used below, so don't free it here */
EVP_KDF_free(kdf2);
kdf2 = NULL;
if (!TEST_ptr(kdf2 = EVP_KDF_fetch(NULL, OBJ_nid2sn(NID_tls1_prf), NULL))
|| !test_kdfs_same(kdf1, kdf2))
ok = 0;
EVP_KDF_free(kdf1);
kdf1 = NULL;
EVP_KDF_free(kdf2);
kdf2 = NULL;
return ok;
}
#if !defined(OPENSSL_NO_CMS) && !defined(OPENSSL_NO_DES)
static int test_kdf_x942_asn1(void)
{
int ret;
EVP_KDF_CTX *kctx = NULL;
OSSL_PARAM params[4], *p = params;
const char *cek_alg = SN_id_smime_alg_CMS3DESwrap;
unsigned char out[24];
/* RFC2631 Section 2.1.6 Test data */
static unsigned char z[] = {
0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,
0x0e,0x0f,0x10,0x11,0x12,0x13
};
static const unsigned char expected[sizeof(out)] = {
0xa0,0x96,0x61,0x39,0x23,0x76,0xf7,0x04,
0x4d,0x90,0x52,0xa3,0x97,0x88,0x32,0x46,
0xb6,0x7f,0x5f,0x1e,0xf6,0x3e,0xb5,0xfb
};
*p++ = OSSL_PARAM_construct_utf8_string(OSSL_KDF_PARAM_DIGEST,
(char *)"sha1", 0);
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_KEY, z,
sizeof(z));
*p++ = OSSL_PARAM_construct_utf8_string(OSSL_KDF_PARAM_CEK_ALG,
(char *)cek_alg, 0);
*p = OSSL_PARAM_construct_end();
ret =
TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_X942KDF_ASN1))
&& TEST_int_gt(EVP_KDF_derive(kctx, out, sizeof(out), params), 0)
&& TEST_mem_eq(out, sizeof(out), expected, sizeof(expected));
EVP_KDF_CTX_free(kctx);
return ret;
}
#endif /* OPENSSL_NO_CMS */
static int test_kdf_krb5kdf(void)
{
int ret;
EVP_KDF_CTX *kctx;
OSSL_PARAM params[4], *p = params;
unsigned char out[16];
static unsigned char key[] = {
0x42, 0x26, 0x3C, 0x6E, 0x89, 0xF4, 0xFC, 0x28,
0xB8, 0xDF, 0x68, 0xEE, 0x09, 0x79, 0x9F, 0x15
};
static unsigned char constant[] = {
0x00, 0x00, 0x00, 0x02, 0x99
};
static const unsigned char expected[sizeof(out)] = {
0x34, 0x28, 0x0A, 0x38, 0x2B, 0xC9, 0x27, 0x69,
0xB2, 0xDA, 0x2F, 0x9E, 0xF0, 0x66, 0x85, 0x4B
};
*p++ = OSSL_PARAM_construct_utf8_string(OSSL_KDF_PARAM_CIPHER,
(char *)"AES-128-CBC", 0);
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_KEY, key,
sizeof(key));
*p++ = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_CONSTANT,
constant, sizeof(constant));
*p = OSSL_PARAM_construct_end();
ret =
TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_KRB5KDF))
&& TEST_int_gt(EVP_KDF_derive(kctx, out, sizeof(out), params), 0)
&& TEST_mem_eq(out, sizeof(out), expected, sizeof(expected));
EVP_KDF_CTX_free(kctx);
return ret;
}
static int test_kdf_hmac_drbg_settables(void)
{
int ret = 0, i = 0, j = 0;
EVP_KDF_CTX *kctx = NULL;
const OSSL_PARAM *settableparams;
OSSL_PARAM params[5];
static const unsigned char ent[32] = { 0 };
unsigned char out[32];
char digestname[32];
char macname[32];
EVP_MD *shake256 = NULL;
/* Test there are settables */
if (!TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_HMACDRBGKDF))
|| !TEST_ptr(settableparams = EVP_KDF_CTX_settable_params(kctx)))
goto err;
/* Fail if no params have been set when doing a derive */
if (!TEST_int_le(EVP_KDF_derive(kctx, out, sizeof(out), NULL), 0))
goto err;
/* Fail if we pass the wrong type for params */
params[1] = OSSL_PARAM_construct_end();
for (i = 0; settableparams[i].key != NULL; ++i) {
/* Skip "properties" key since it returns 1 unless the digest is also set */
if (OPENSSL_strcasecmp(settableparams[i].key,
OSSL_KDF_PARAM_PROPERTIES) != 0) {
TEST_note("Testing set int into %s fails", settableparams[i].key);
params[0] = OSSL_PARAM_construct_int(settableparams[i].key, &j);
if (!TEST_int_le(EVP_KDF_CTX_set_params(kctx, params), 0))
goto err;
}
}
/* Test that we can set values multiple times */
params[0] = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_HMACDRBG_ENTROPY,
(char *)ent, sizeof(ent));
params[1] = OSSL_PARAM_construct_octet_string(OSSL_KDF_PARAM_HMACDRBG_NONCE,
(char *)ent, sizeof(ent));
params[2] = OSSL_PARAM_construct_utf8_string(OSSL_ALG_PARAM_DIGEST, "SHA256",
0);
params[3] = OSSL_PARAM_construct_utf8_string(OSSL_ALG_PARAM_PROPERTIES, "",
0);
params[4] = OSSL_PARAM_construct_end();
if (!TEST_int_eq(EVP_KDF_CTX_set_params(kctx, params), 1))
goto err;
if (!TEST_int_eq(EVP_KDF_CTX_set_params(kctx, params), 1))
goto err;
/* Test we can retrieve values back */
params[0] = OSSL_PARAM_construct_utf8_string(OSSL_ALG_PARAM_DIGEST,
digestname, sizeof(digestname));
params[1] = OSSL_PARAM_construct_utf8_string(OSSL_ALG_PARAM_MAC,
macname, sizeof(macname));
params[2] = OSSL_PARAM_construct_end();
if (!TEST_int_eq(EVP_KDF_CTX_get_params(kctx, params), 1)
|| !TEST_mem_eq(digestname, params[0].return_size, "SHA2-256", 8)
|| !TEST_mem_eq(macname, params[1].return_size, "HMAC", 4))
goto err;
/* Test the derive */
if (!TEST_int_eq(EVP_KDF_derive(kctx, out, sizeof(out), NULL), 1))
goto err;
/* test that XOF digests are not allowed */
params[0] = OSSL_PARAM_construct_utf8_string(OSSL_ALG_PARAM_DIGEST,
"shake256", 0);
params[1] = OSSL_PARAM_construct_end();
if (!TEST_int_le(EVP_KDF_CTX_set_params(kctx, params), 0))
goto err;
ret = 1;
err:
EVP_MD_free(shake256);
EVP_KDF_CTX_free(kctx);
return ret;
}
static int test_kdf_hmac_drbg_gettables(void)
{
int ret = 0, i, j = 0;
EVP_KDF_CTX *kctx = NULL;
const OSSL_PARAM *gettableparams;
OSSL_PARAM params[3];
char buf[64];
/* Test there are gettables */
if (!TEST_ptr(kctx = get_kdfbyname(OSSL_KDF_NAME_HMACDRBGKDF))
|| !TEST_ptr(gettableparams = EVP_KDF_CTX_gettable_params(kctx)))
goto err;
/* Fail if we pass the wrong type for params */
params[1] = OSSL_PARAM_construct_end();
for (i = 0; gettableparams[i].key != NULL; ++i) {
params[0] = OSSL_PARAM_construct_int(gettableparams[i].key, &j);
if (!TEST_int_le(EVP_KDF_CTX_get_params(kctx, params), 0))
goto err;
}
/* fail to get params if they are not set yet */
for (i = 0; gettableparams[i].key != NULL; ++i) {
params[0] = OSSL_PARAM_construct_utf8_string(gettableparams[i].key,
buf, sizeof(buf));
if (!TEST_int_le(EVP_KDF_CTX_get_params(kctx, params), 0))
goto err;
}
ret = 1;
err:
EVP_KDF_CTX_free(kctx);
return ret;
}
int setup_tests(void)
{
ADD_TEST(test_kdf_pbkdf1);
ADD_TEST(test_kdf_pbkdf1_key_too_long);
#if !defined(OPENSSL_NO_CMAC) && !defined(OPENSSL_NO_CAMELLIA)
ADD_TEST(test_kdf_kbkdf_6803_128);
ADD_TEST(test_kdf_kbkdf_6803_256);
#endif
ADD_TEST(test_kdf_kbkdf_invalid_digest);
ADD_TEST(test_kdf_kbkdf_invalid_mac);
ADD_TEST(test_kdf_kbkdf_invalid_r);
ADD_TEST(test_kdf_kbkdf_zero_output_size);
ADD_TEST(test_kdf_kbkdf_empty_key);
ADD_TEST(test_kdf_kbkdf_1byte_key);
ADD_TEST(test_kdf_kbkdf_8009_prf1);
ADD_TEST(test_kdf_kbkdf_8009_prf2);
#if !defined(OPENSSL_NO_CMAC)
ADD_TEST(test_kdf_kbkdf_fixedinfo);
#endif
if (fips_provider_version_ge(NULL, 3, 1, 0))
ADD_TEST(test_kdf_kbkdf_kmac);
ADD_TEST(test_kdf_get_kdf);
ADD_TEST(test_kdf_tls1_prf);
ADD_TEST(test_kdf_tls1_prf_invalid_digest);
ADD_TEST(test_kdf_tls1_prf_zero_output_size);
ADD_TEST(test_kdf_tls1_prf_empty_secret);
ADD_TEST(test_kdf_tls1_prf_1byte_secret);
ADD_TEST(test_kdf_tls1_prf_empty_seed);
ADD_TEST(test_kdf_tls1_prf_1byte_seed);
ADD_TEST(test_kdf_hkdf);
ADD_TEST(test_kdf_hkdf_invalid_digest);
ADD_TEST(test_kdf_hkdf_zero_output_size);
ADD_TEST(test_kdf_hkdf_empty_key);
ADD_TEST(test_kdf_hkdf_1byte_key);
ADD_TEST(test_kdf_hkdf_empty_salt);
ADD_TEST(test_kdf_hkdf_gettables);
ADD_TEST(test_kdf_hkdf_gettables_expandonly);
ADD_TEST(test_kdf_hkdf_gettables_no_digest);
ADD_TEST(test_kdf_hkdf_derive_set_params_fail);
ADD_TEST(test_kdf_hkdf_set_invalid_mode);
ADD_TEST(test_kdf_hkdf_set_ctx_param_fail);
ADD_TEST(test_kdf_pbkdf2);
ADD_TEST(test_kdf_pbkdf2_small_output);
ADD_TEST(test_kdf_pbkdf2_large_output);
ADD_TEST(test_kdf_pbkdf2_small_salt);
ADD_TEST(test_kdf_pbkdf2_small_iterations);
ADD_TEST(test_kdf_pbkdf2_small_salt_pkcs5);
ADD_TEST(test_kdf_pbkdf2_small_iterations_pkcs5);
ADD_TEST(test_kdf_pbkdf2_invalid_digest);
#ifndef OPENSSL_NO_SCRYPT
ADD_TEST(test_kdf_scrypt);
#endif
ADD_TEST(test_kdf_ss_hash);
ADD_TEST(test_kdf_ss_hmac);
ADD_TEST(test_kdf_ss_kmac);
ADD_TEST(test_kdf_sshkdf);
ADD_TEST(test_kdf_x963);
#if !defined(OPENSSL_NO_CMS) && !defined(OPENSSL_NO_DES)
ADD_TEST(test_kdf_x942_asn1);
#endif
ADD_TEST(test_kdf_krb5kdf);
ADD_TEST(test_kdf_hmac_drbg_settables);
ADD_TEST(test_kdf_hmac_drbg_gettables);
return 1;
}
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