openssl/test/hmactest.c
Ingo Franzki e113a92e29 test/hmactest: Add further tests for HMAC with multiple update calls
Signed-off-by: Ingo Franzki <ifranzki@linux.ibm.com>

Reviewed-by: Paul Dale <ppzgs1@gmail.com>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/25161)
2024-08-19 18:23:35 +02:00

443 lines
13 KiB
C

/*
* Copyright 1995-2021 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
*/
/*
* HMAC low level APIs are deprecated for public use, but still ok for internal
* use.
*/
#include "internal/deprecated.h"
#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 {
const char key[16];
int key_len;
const unsigned char data[64];
int data_len;
const char *digest;
} test[8] = {
{
"", 0, "More text test vectors to stuff up EBCDIC machines :-)", 54,
"e9139d1e6ee064ef8cf514fc7dc83e86",
},
{
"\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b\x0b",
16, "Hi There", 8,
"9294727a3638bb1c13f48ef8158bfc9d",
},
{
"Jefe", 4, "what do ya want for nothing?", 28,
"750c783e6ab0b503eaa86e310a5db738",
},
{
"\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa\xaa",
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, "56be34521d144c88dbb8c733f0e8b3f6",
},
{
"", 0, "My test data", 12,
"61afdecb95429ef494d61fdee15990cabf0826fc"
},
{
"", 0, "My test data", 12,
"2274b195d90ce8e03406f4b526a47e0787a88a65479938f1a5baa3ce0f079776"
},
{
"123456", 6, "My test data", 12,
"bab53058ae861a7f191abe2d0145cbb123776a6369ee3f9d79ce455667e411dd"
},
{
"12345", 5, "My test data again", 18,
"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);
return TEST_ptr(p) && TEST_str_eq(p, test[idx].digest);
}
# 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;
if (!TEST_ptr(ctx = HMAC_CTX_new()))
return 0;
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_ptr(p) || !TEST_str_eq(p, 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_ptr(p) || !TEST_str_eq(p, 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_ptr(p) || !TEST_str_eq(p, 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_ptr(p) || !TEST_str_eq(p, 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_ptr(p) || !TEST_str_eq(p, 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 NULL key. */
p = pt(HMAC(EVP_sha1(), NULL, 0, test[4].data, test[4].data_len,
NULL, NULL), SHA_DIGEST_LENGTH);
if (!TEST_ptr(p) || !TEST_str_eq(p, 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_ptr(p) || !TEST_str_eq(p, test[7].digest))
goto err;
ret = 1;
err:
HMAC_CTX_free(ctx2);
HMAC_CTX_free(ctx);
return ret;
}
static int test_hmac_copy_uninited(void)
{
const unsigned char key[24] = {0};
const unsigned char ct[166] = {0};
EVP_PKEY *pkey = NULL;
EVP_MD_CTX *ctx = NULL;
EVP_MD_CTX *ctx_tmp = NULL;
int res = 0;
if (!TEST_ptr(ctx = EVP_MD_CTX_new())
|| !TEST_ptr(pkey = EVP_PKEY_new_mac_key(EVP_PKEY_HMAC, NULL,
key, sizeof(key)))
|| !TEST_true(EVP_DigestSignInit(ctx, NULL, EVP_sha1(), NULL, pkey))
|| !TEST_ptr(ctx_tmp = EVP_MD_CTX_new())
|| !TEST_true(EVP_MD_CTX_copy(ctx_tmp, ctx)))
goto err;
EVP_MD_CTX_free(ctx);
ctx = ctx_tmp;
ctx_tmp = NULL;
if (!TEST_true(EVP_DigestSignUpdate(ctx, ct, sizeof(ct))))
goto err;
res = 1;
err:
EVP_MD_CTX_free(ctx);
EVP_MD_CTX_free(ctx_tmp);
EVP_PKEY_free(pkey);
return res;
}
# ifndef OPENSSL_NO_MD5
static char *pt(unsigned char *md, unsigned int len)
{
unsigned int i;
static char buf[200];
if (md == NULL)
return NULL;
for (i = 0; i < len; i++)
sprintf(&(buf[i * 2]), "%02x", md[i]);
return buf;
}
# endif
static struct test_chunks_st {
const char *md_name;
char key[256];
int key_len;
int chunks;
int chunk_size[10];
const char *digest;
} test_chunks[12] = {
{
"SHA224",
"0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef", 64,
4, { 1, 50, 200, 4000 },
"40821a39dd54f01443b3f96b9370a15023fbdd819a074ffc4b703c77"
},
{
"SHA224",
"0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
"0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
"0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef", 192,
10, { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 },
"55ffa85e53e9a68f41c8d653c60b4ada9566d22aed3811834882661c"
},
{
"SHA224", "0123456789abcdef0123456789abcdef", 32,
4, { 100, 4096, 100, 3896 },
"0fd18e7d8e974f401b29bf0502a71f6a9b77804e9191380ce9f48377"
},
{
"SHA256",
"0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef", 64,
4, { 1, 50, 200, 4000 },
"f67a46fa77c66d3ea5b3ffb9a10afb3e501eaadd16b15978fdee9f014a782140"
},
{
"SHA256",
"0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
"0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
"0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef", 192,
10, { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 },
"21a6f61ed6dbec30b58557a80988ff610d69b50b2e96d75863ab50f99da58c9d"
},
{
"SHA256", "0123456789abcdef0123456789abcdef", 32,
4, { 100, 4096, 100, 3896 },
"7bfd45c1bdde9b79244816b0aea0a67ea954a182e74c60410bfbc1fdc4842660"
},
{
"SHA384",
"0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef", 64,
4, { 1, 50, 200, 4000 },
"e270e3c8ca3f2796a0c29cc7569fcec7584b04db26da64326aca0d17bd7731de"
"938694b273f3dafe6e2dc123cde26640"
},
{
"SHA384",
"0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
"0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
"0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef", 192,
10, { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 },
"7036fd7d251298975acd18938471243e92fffe67be158f16c910c400576592d2"
"618c3c077ef25d703312668bd2d813ff"
},
{
"SHA384", "0123456789abcdef0123456789abcdef", 32,
4, { 100, 8192, 100, 8092 },
"0af8224145bd0812d2e34ba1f980ed4d218461271a54cce75dc43d36eda01e4e"
"ff4299c1ebf533a7ae636fa3e6aff903"
},
{
"SHA512",
"0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef", 64,
4, { 1, 50, 200, 4000 },
"4016e960e2342553d4b9d34fb57355ab8b7f33af5dc2676fc1189e94b38f2b2c"
"a0ec8dc3c8b95fb1109d58480cea1e8f88e02f34ad79b303e4809373c46c1b16"
},
{
"SHA512",
"0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
"0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"
"0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef", 192,
10, { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 },
"7ceb6a421fc19434bcb7ec9c8a15ea524dbfb896c24f5f517513f06597de99b1"
"918eb6b2472e52215ec7d1b5544766f79ff6ac6d1eb456f19a93819fa2d43c29"
},
{
"SHA512", "0123456789abcdef0123456789abcdef", 32,
4, { 100, 8192, 100, 8092 },
"cebf722ffdff5f0e4cbfbd480cd086101d4627d30d42f1f7cf21c43251018069"
"854d8e030b5a54cec1e2245d5b4629ff928806d4eababb427d751ec7c274047f"
},
};
static int test_hmac_chunks(int idx)
{
char *p;
HMAC_CTX *ctx = NULL;
unsigned char buf[32768];
unsigned int len;
const EVP_MD *md;
int i, ret = 0;
if (!TEST_ptr(md = EVP_get_digestbyname(test_chunks[idx].md_name)))
goto err;
if (!TEST_ptr(ctx = HMAC_CTX_new()))
goto err;
#ifdef CHARSET_EBCDIC
ebcdic2ascii(test_chunks[idx].key, test_chunks[idx].key,
test_chunks[idx].key_len);
#endif
if (!TEST_true(HMAC_Init_ex(ctx, test_chunks[idx].key,
test_chunks[idx].key_len, md, NULL)))
goto err;
for (i = 0; i < test_chunks[idx].chunks; i++) {
if (!TEST_true((test_chunks[idx].chunk_size[i] < (int)sizeof(buf))))
goto err;
memset(buf, i, test_chunks[idx].chunk_size[i]);
if (!TEST_true(HMAC_Update(ctx, buf, test_chunks[idx].chunk_size[i])))
goto err;
}
if (!TEST_true(HMAC_Final(ctx, buf, &len)))
goto err;
p = pt(buf, len);
if (!TEST_ptr(p) || !TEST_str_eq(p, test_chunks[idx].digest))
goto err;
ret = 1;
err:
HMAC_CTX_free(ctx);
return ret;
}
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);
ADD_TEST(test_hmac_copy_uninited);
ADD_ALL_TESTS(test_hmac_chunks,
sizeof(test_chunks) / sizeof(struct test_chunks_st));
return 1;
}