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/* test_des3.c
*
* Copyright (C) 2006-2025 wolfSSL Inc.
*
* This file is part of wolfSSL.
*
* wolfSSL is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* wolfSSL is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
*/
#include <tests/unit.h>
#ifdef NO_INLINE
#include <wolfssl/wolfcrypt/misc.h>
#else
#define WOLFSSL_MISC_INCLUDED
#include <wolfcrypt/src/misc.c>
#endif
#include <wolfssl/wolfcrypt/des3.h>
#include <wolfssl/wolfcrypt/types.h>
#include <tests/api/api.h>
#include <tests/api/test_des3.h>
/*
* unit test for wc_Des3_SetIV()
*/
int test_wc_Des3_SetIV(void)
{
EXPECT_DECLS;
#ifndef NO_DES3
Des3 des;
const byte key[] = {
0x01,0x23,0x45,0x67,0x89,0xab,0xcd,0xef,
0xfe,0xde,0xba,0x98,0x76,0x54,0x32,0x10,
0x89,0xab,0xcd,0xef,0x01,0x23,0x45,0x67
};
const byte iv[] = {
0x12,0x34,0x56,0x78,0x90,0xab,0xcd,0xef,
0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,
0x11,0x21,0x31,0x41,0x51,0x61,0x71,0x81
};
XMEMSET(&des, 0, sizeof(Des3));
ExpectIntEQ(wc_Des3Init(&des, NULL, INVALID_DEVID), 0);
/* DES_ENCRYPTION or DES_DECRYPTION */
ExpectIntEQ(wc_Des3_SetKey(&des, key, iv, DES_ENCRYPTION), 0);
ExpectIntEQ(XMEMCMP(iv, des.reg, DES_BLOCK_SIZE), 0);
#ifndef HAVE_FIPS /* no sanity checks with FIPS wrapper */
/* Test explicitly wc_Des3_SetIV() */
ExpectIntEQ(wc_Des3_SetIV(NULL, iv), WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wc_Des3_SetIV(&des, NULL), 0);
#endif
wc_Des3Free(&des);
#endif
return EXPECT_RESULT();
} /* END test_wc_Des3_SetIV */
/*
* unit test for wc_Des3_SetKey()
*/
int test_wc_Des3_SetKey(void)
{
EXPECT_DECLS;
#ifndef NO_DES3
Des3 des;
const byte key[] = {
0x01,0x23,0x45,0x67,0x89,0xab,0xcd,0xef,
0xfe,0xde,0xba,0x98,0x76,0x54,0x32,0x10,
0x89,0xab,0xcd,0xef,0x01,0x23,0x45,0x67
};
const byte iv[] = {
0x12,0x34,0x56,0x78,0x90,0xab,0xcd,0xef,
0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,
0x11,0x21,0x31,0x41,0x51,0x61,0x71,0x81
};
XMEMSET(&des, 0, sizeof(Des3));
ExpectIntEQ(wc_Des3Init(&des, NULL, INVALID_DEVID), 0);
/* DES_ENCRYPTION or DES_DECRYPTION */
ExpectIntEQ(wc_Des3_SetKey(&des, key, iv, DES_ENCRYPTION), 0);
ExpectIntEQ(XMEMCMP(iv, des.reg, DES_BLOCK_SIZE), 0);
/* Test bad args. */
ExpectIntEQ(wc_Des3_SetKey(NULL, key, iv, DES_ENCRYPTION),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wc_Des3_SetKey(&des, NULL, iv, DES_ENCRYPTION),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wc_Des3_SetKey(&des, key, iv, -1),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
/* Default case. Should return 0. */
ExpectIntEQ(wc_Des3_SetKey(&des, key, NULL, DES_ENCRYPTION), 0);
wc_Des3Free(&des);
#endif
return EXPECT_RESULT();
} /* END test_wc_Des3_SetKey */
/*
* Test function for wc_Des3_CbcEncrypt and wc_Des3_CbcDecrypt
*/
int test_wc_Des3_CbcEncryptDecrypt(void)
{
EXPECT_DECLS;
#ifndef NO_DES3
Des3 des;
byte cipher[24];
byte plain[24];
const byte key[] = {
0x01,0x23,0x45,0x67,0x89,0xab,0xcd,0xef,
0xfe,0xde,0xba,0x98,0x76,0x54,0x32,0x10,
0x89,0xab,0xcd,0xef,0x01,0x23,0x45,0x67
};
const byte iv[] = {
0x12,0x34,0x56,0x78,0x90,0xab,0xcd,0xef,
0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,
0x11,0x21,0x31,0x41,0x51,0x61,0x71,0x81
};
const byte vector[] = { /* "Now is the time for all " w/o trailing 0 */
0x4e,0x6f,0x77,0x20,0x69,0x73,0x20,0x74,
0x68,0x65,0x20,0x74,0x69,0x6d,0x65,0x20,
0x66,0x6f,0x72,0x20,0x61,0x6c,0x6c,0x20
};
XMEMSET(&des, 0, sizeof(Des3));
ExpectIntEQ(wc_Des3Init(&des, NULL, INVALID_DEVID), 0);
ExpectIntEQ(wc_Des3_SetKey(&des, key, iv, DES_ENCRYPTION), 0);
ExpectIntEQ(wc_Des3_CbcEncrypt(&des, cipher, vector, 24), 0);
ExpectIntEQ(wc_Des3_SetKey(&des, key, iv, DES_DECRYPTION), 0);
ExpectIntEQ(wc_Des3_CbcDecrypt(&des, plain, cipher, 24), 0);
ExpectIntEQ(XMEMCMP(plain, vector, 24), 0);
/* Pass in bad args. */
ExpectIntEQ(wc_Des3_CbcEncrypt(NULL, cipher, vector, 24),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wc_Des3_CbcEncrypt(&des, NULL, vector, 24),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wc_Des3_CbcEncrypt(&des, cipher, NULL, sizeof(vector)),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wc_Des3_CbcDecrypt(NULL, plain, cipher, 24),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wc_Des3_CbcDecrypt(&des, NULL, cipher, 24),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wc_Des3_CbcDecrypt(&des, plain, NULL, 24),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
wc_Des3Free(&des);
#endif
return EXPECT_RESULT();
} /* END wc_Des3_CbcEncrypt */
/*
* Unit test for wc_Des3_EcbEncrypt
*/
int test_wc_Des3_EcbEncrypt(void)
{
EXPECT_DECLS;
#if !defined(NO_DES3) && defined(WOLFSSL_DES_ECB)
Des3 des;
byte cipher[24];
word32 cipherSz = sizeof(cipher);
const byte key[] = {
0x01,0x23,0x45,0x67,0x89,0xab,0xcd,0xef,
0xfe,0xde,0xba,0x98,0x76,0x54,0x32,0x10,
0x89,0xab,0xcd,0xef,0x01,0x23,0x45,0x67
};
const byte iv[] = {
0x12,0x34,0x56,0x78,0x90,0xab,0xcd,0xef,
0x01,0x01,0x01,0x01,0x01,0x01,0x01,0x01,
0x11,0x21,0x31,0x41,0x51,0x61,0x71,0x81
};
const byte vector[] = { /* "Now is the time for all " w/o trailing 0 */
0x4e,0x6f,0x77,0x20,0x69,0x73,0x20,0x74,
0x68,0x65,0x20,0x74,0x69,0x6d,0x65,0x20,
0x66,0x6f,0x72,0x20,0x61,0x6c,0x6c,0x20
};
XMEMSET(&des, 0, sizeof(Des3));
ExpectIntEQ(wc_Des3Init(&des, NULL, INVALID_DEVID), 0);
ExpectIntEQ(wc_Des3_SetKey(&des, key, iv, DES_ENCRYPTION), 0);
/* Bad Cases */
ExpectIntEQ(wc_Des3_EcbEncrypt(NULL, 0, NULL, 0),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wc_Des3_EcbEncrypt(NULL, cipher, vector, cipherSz),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wc_Des3_EcbEncrypt(&des, 0, vector, cipherSz),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wc_Des3_EcbEncrypt(&des, cipher, NULL, cipherSz),
WC_NO_ERR_TRACE(BAD_FUNC_ARG));
ExpectIntEQ(wc_Des3_EcbEncrypt(&des, cipher, vector, 0), 0);
/* Good Cases */
ExpectIntEQ(wc_Des3_EcbEncrypt(&des, cipher, vector, cipherSz), 0);
wc_Des3Free(&des);
#endif
return EXPECT_RESULT();
} /* END test_wc_Des3_EcbEncrypt */
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