openssl/test/hmactest.c

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7.4 KiB
C
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2023-05-09 22:08:48 +00:00
/*
* Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the OpenSSL license (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
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "internal/nelem.h"
# include <openssl/hmac.h>
# include <openssl/sha.h>
# ifndef OPENSSL_NO_MD5
# include <openssl/md5.h>
# endif
# ifdef CHARSET_EBCDIC
# include <openssl/ebcdic.h>
# endif
#include "testutil.h"
# ifndef OPENSSL_NO_MD5
static struct test_st {
unsigned char key[16];
int key_len;
unsigned char data[64];
int data_len;
unsigned char *digest;
} test[8] = {
{
"", 0, "More text test vectors to stuff up EBCDIC machines :-)", 54,
(unsigned char *)"e9139d1e6ee064ef8cf514fc7dc83e86",
},
{
{
0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b, 0x0b,
0x0b, 0x0b, 0x0b, 0x0b, 0x0b,
}, 16, "Hi There", 8,
(unsigned char *)"9294727a3638bb1c13f48ef8158bfc9d",
},
{
"Jefe", 4, "what do ya want for nothing?", 28,
(unsigned char *)"750c783e6ab0b503eaa86e310a5db738",
},
{
{
0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
}, 16, {
0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd,
0xdd, 0xdd, 0xdd, 0xdd, 0xdd, 0xdd
}, 50, (unsigned char *)"56be34521d144c88dbb8c733f0e8b3f6",
},
{
"", 0, "My test data", 12,
(unsigned char *)"61afdecb95429ef494d61fdee15990cabf0826fc"
},
{
"", 0, "My test data", 12,
(unsigned char *)"2274b195d90ce8e03406f4b526a47e0787a88a65479938f1a5baa3ce0f079776"
},
{
"123456", 6, "My test data", 12,
(unsigned char *)"bab53058ae861a7f191abe2d0145cbb123776a6369ee3f9d79ce455667e411dd"
},
{
"12345", 5, "My test data again", 18,
(unsigned char *)"a12396ceddd2a85f4c656bc1e0aa50c78cffde3e"
}
};
# endif
static char *pt(unsigned char *md, unsigned int len);
# ifndef OPENSSL_NO_MD5
static int test_hmac_md5(int idx)
{
char *p;
# ifdef CHARSET_EBCDIC
ebcdic2ascii(test[0].data, test[0].data, test[0].data_len);
ebcdic2ascii(test[1].data, test[1].data, test[1].data_len);
ebcdic2ascii(test[2].key, test[2].key, test[2].key_len);
ebcdic2ascii(test[2].data, test[2].data, test[2].data_len);
# endif
p = pt(HMAC(EVP_md5(),
test[idx].key, test[idx].key_len,
test[idx].data, test[idx].data_len, NULL, NULL),
MD5_DIGEST_LENGTH);
if (!TEST_str_eq(p, (char *)test[idx].digest))
return 0;
return 1;
}
# endif
static int test_hmac_bad(void)
{
HMAC_CTX *ctx = NULL;
int ret = 0;
ctx = HMAC_CTX_new();
if (!TEST_ptr(ctx)
|| !TEST_ptr_null(HMAC_CTX_get_md(ctx))
|| !TEST_false(HMAC_Init_ex(ctx, NULL, 0, NULL, NULL))
|| !TEST_false(HMAC_Update(ctx, test[4].data, test[4].data_len))
|| !TEST_false(HMAC_Init_ex(ctx, NULL, 0, EVP_sha1(), NULL))
|| !TEST_false(HMAC_Update(ctx, test[4].data, test[4].data_len)))
goto err;
ret = 1;
err:
HMAC_CTX_free(ctx);
return ret;
}
static int test_hmac_run(void)
{
char *p;
HMAC_CTX *ctx = NULL;
unsigned char buf[EVP_MAX_MD_SIZE];
unsigned int len;
int ret = 0;
ctx = HMAC_CTX_new();
HMAC_CTX_reset(ctx);
if (!TEST_ptr(ctx)
|| !TEST_ptr_null(HMAC_CTX_get_md(ctx))
|| !TEST_false(HMAC_Init_ex(ctx, NULL, 0, NULL, NULL))
|| !TEST_false(HMAC_Update(ctx, test[4].data, test[4].data_len))
|| !TEST_false(HMAC_Init_ex(ctx, test[4].key, -1, EVP_sha1(), NULL)))
goto err;
if (!TEST_true(HMAC_Init_ex(ctx, test[4].key, test[4].key_len, EVP_sha1(), NULL))
|| !TEST_true(HMAC_Update(ctx, test[4].data, test[4].data_len))
|| !TEST_true(HMAC_Final(ctx, buf, &len)))
goto err;
p = pt(buf, len);
if (!TEST_str_eq(p, (char *)test[4].digest))
goto err;
if (!TEST_false(HMAC_Init_ex(ctx, NULL, 0, EVP_sha256(), NULL)))
goto err;
if (!TEST_true(HMAC_Init_ex(ctx, test[5].key, test[5].key_len, EVP_sha256(), NULL))
|| !TEST_ptr_eq(HMAC_CTX_get_md(ctx), EVP_sha256())
|| !TEST_true(HMAC_Update(ctx, test[5].data, test[5].data_len))
|| !TEST_true(HMAC_Final(ctx, buf, &len)))
goto err;
p = pt(buf, len);
if (!TEST_str_eq(p, (char *)test[5].digest))
goto err;
if (!TEST_true(HMAC_Init_ex(ctx, test[6].key, test[6].key_len, NULL, NULL))
|| !TEST_true(HMAC_Update(ctx, test[6].data, test[6].data_len))
|| !TEST_true(HMAC_Final(ctx, buf, &len)))
goto err;
p = pt(buf, len);
if (!TEST_str_eq(p, (char *)test[6].digest))
goto err;
/* Test reusing a key */
if (!TEST_true(HMAC_Init_ex(ctx, NULL, 0, NULL, NULL))
|| !TEST_true(HMAC_Update(ctx, test[6].data, test[6].data_len))
|| !TEST_true(HMAC_Final(ctx, buf, &len)))
goto err;
p = pt(buf, len);
if (!TEST_str_eq(p, (char *)test[6].digest))
goto err;
/*
* Test reusing a key where the digest is provided again but is the same as
* last time
*/
if (!TEST_true(HMAC_Init_ex(ctx, NULL, 0, EVP_sha256(), NULL))
|| !TEST_true(HMAC_Update(ctx, test[6].data, test[6].data_len))
|| !TEST_true(HMAC_Final(ctx, buf, &len)))
goto err;
p = pt(buf, len);
if (!TEST_str_eq(p, (char *)test[6].digest))
goto err;
ret = 1;
err:
HMAC_CTX_free(ctx);
return ret;
}
static int test_hmac_single_shot(void)
{
char *p;
/* Test single-shot with an empty key. */
p = pt(HMAC(EVP_sha1(), NULL, 0, test[4].data, test[4].data_len,
NULL, NULL), SHA_DIGEST_LENGTH);
if (!TEST_str_eq(p, (char *)test[4].digest))
return 0;
return 1;
}
static int test_hmac_copy(void)
{
char *p;
HMAC_CTX *ctx = NULL, *ctx2 = NULL;
unsigned char buf[EVP_MAX_MD_SIZE];
unsigned int len;
int ret = 0;
ctx = HMAC_CTX_new();
ctx2 = HMAC_CTX_new();
if (!TEST_ptr(ctx) || !TEST_ptr(ctx2))
goto err;
if (!TEST_true(HMAC_Init_ex(ctx, test[7].key, test[7].key_len, EVP_sha1(), NULL))
|| !TEST_true(HMAC_Update(ctx, test[7].data, test[7].data_len))
|| !TEST_true(HMAC_CTX_copy(ctx2, ctx))
|| !TEST_true(HMAC_Final(ctx2, buf, &len)))
goto err;
p = pt(buf, len);
if (!TEST_str_eq(p, (char *)test[7].digest))
goto err;
ret = 1;
err:
HMAC_CTX_free(ctx2);
HMAC_CTX_free(ctx);
return ret;
}
# ifndef OPENSSL_NO_MD5
static char *pt(unsigned char *md, unsigned int len)
{
unsigned int i;
static char buf[80];
for (i = 0; i < len; i++)
sprintf(&(buf[i * 2]), "%02x", md[i]);
return buf;
}
# endif
int setup_tests(void)
{
ADD_ALL_TESTS(test_hmac_md5, 4);
ADD_TEST(test_hmac_single_shot);
ADD_TEST(test_hmac_bad);
ADD_TEST(test_hmac_run);
ADD_TEST(test_hmac_copy);
return 1;
}