Viewing file:  mdc2test.c (2.63 KB) -rw-r--r--
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/*
* Copyright 1995-2022 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
*/
/*
* MDC2 low level APIs are deprecated for public use, but still ok for
* internal use.
*/
#include "internal/deprecated.h"
#include <string.h>
#include <openssl/provider.h>
#include <openssl/params.h>
#include <openssl/types.h>
#include <openssl/core_names.h>
#include "internal/nelem.h"
#include "testutil.h"
#if defined(OPENSSL_NO_DES) && !defined(OPENSSL_NO_MDC2)
# define OPENSSL_NO_MDC2
#endif
#ifndef OPENSSL_NO_MDC2
# include <openssl/evp.h>
# include <openssl/mdc2.h>
# ifdef CHARSET_EBCDIC
# include <openssl/ebcdic.h>
# endif
static unsigned char pad1[16] = {
0x42, 0xE5, 0x0C, 0xD2, 0x24, 0xBA, 0xCE, 0xBA,
0x76, 0x0B, 0xDD, 0x2B, 0xD4, 0x09, 0x28, 0x1A
};
static unsigned char pad2[16] = {
0x2E, 0x46, 0x79, 0xB5, 0xAD, 0xD9, 0xCA, 0x75,
0x35, 0xD8, 0x7A, 0xFE, 0xAB, 0x33, 0xBE, 0xE2
};
static int test_mdc2(void)
{
int testresult = 0;
unsigned int pad_type = 2;
unsigned char md[MDC2_DIGEST_LENGTH];
EVP_MD_CTX *c = NULL;
static char text[] = "Now is the time for all ";
size_t tlen = strlen(text), i = 0;
OSSL_PROVIDER *prov = NULL;
OSSL_PARAM params[2];
params[i++] = OSSL_PARAM_construct_uint(OSSL_DIGEST_PARAM_PAD_TYPE,
&pad_type),
params[i++] = OSSL_PARAM_construct_end();
prov = OSSL_PROVIDER_load(NULL, "legacy");
if (!TEST_ptr(prov))
goto end;
# ifdef CHARSET_EBCDIC
ebcdic2ascii(text, text, tlen);
# endif
c = EVP_MD_CTX_new();
if (!TEST_ptr(c)
|| !TEST_true(EVP_DigestInit_ex(c, EVP_mdc2(), NULL))
|| !TEST_true(EVP_DigestUpdate(c, (unsigned char *)text, tlen))
|| !TEST_true(EVP_DigestFinal_ex(c, &(md[0]), NULL))
|| !TEST_mem_eq(md, MDC2_DIGEST_LENGTH, pad1, MDC2_DIGEST_LENGTH)
|| !TEST_true(EVP_DigestInit_ex(c, EVP_mdc2(), NULL)))
goto end;
if (!TEST_int_gt(EVP_MD_CTX_set_params(c, params), 0)
|| !TEST_true(EVP_DigestUpdate(c, (unsigned char *)text, tlen))
|| !TEST_true(EVP_DigestFinal_ex(c, &(md[0]), NULL))
|| !TEST_mem_eq(md, MDC2_DIGEST_LENGTH, pad2, MDC2_DIGEST_LENGTH))
goto end;
testresult = 1;
end:
EVP_MD_CTX_free(c);
OSSL_PROVIDER_unload(prov);
return testresult;
}
#endif
int setup_tests(void)
{
#ifndef OPENSSL_NO_MDC2
ADD_TEST(test_mdc2);
#endif
return 1;
}
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