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Merge pull request #6250 from julek-wolfssl/fix-wolfSSL_DES_ede3_cbc_encrypt

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Write next IV in wolfSSL_DES_ede3_cbc_encrypt
This commit is contained in:
JacobBarthelmeh
2023-04-18 09:33:10 -06:00
committed by GitHub
parent 42b73ee326 171c217ae5
commit ff13a7cdc8
2 changed files with 30 additions and 4 deletions
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wolfcrypt/test/test.c
+19 -4
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@@ -7430,6 +7430,9 @@ WOLFSSL_TEST_SUBROUTINE int des3_test(void)
};
int ret;
#if defined(OPENSSL_EXTRA) && !defined(WOLFCRYPT_ONLY)
size_t i;
#endif
ret = wc_Des3Init(&enc, HEAP_HINT, devId);
@@ -7466,24 +7469,36 @@ WOLFSSL_TEST_SUBROUTINE int des3_test(void)
#if defined(OPENSSL_EXTRA) && !defined(WOLFCRYPT_ONLY)
/* test the same vectors with using compatibility layer */
{
for (i = 0; i < sizeof(vector); i += DES_BLOCK_SIZE){
DES_key_schedule ks1;
DES_key_schedule ks2;
DES_key_schedule ks3;
DES_cblock iv4;
byte tmp[sizeof(vector)];
XMEMCPY(ks1, key3, sizeof(DES_key_schedule));
XMEMCPY(ks2, key3 + 8, sizeof(DES_key_schedule));
XMEMCPY(ks3, key3 + 16, sizeof(DES_key_schedule));
XMEMCPY(iv4, iv3, sizeof(DES_cblock));
XMEMSET(plain, 0, sizeof(plain));
XMEMSET(cipher, 0, sizeof(cipher));
DES_ede3_cbc_encrypt(vector, cipher, sizeof(vector), &ks1, &ks2, &ks3,
/* Test in-place encrypt/decrypt */
XMEMCPY(tmp, vector, sizeof(vector));
/* Use i as the splitter */
XMEMCPY(iv4, iv3, sizeof(DES_cblock));
DES_ede3_cbc_encrypt(tmp, tmp, (long)i, &ks1, &ks2, &ks3,
&iv4, DES_ENCRYPT);
DES_ede3_cbc_encrypt(cipher, plain, sizeof(cipher), &ks1, &ks2, &ks3,
DES_ede3_cbc_encrypt(tmp + i, tmp + i, (long)(sizeof(vector) - i),
&ks1, &ks2, &ks3, &iv4, DES_ENCRYPT);
XMEMCPY(cipher, tmp, sizeof(cipher));
XMEMCPY(iv4, iv3, sizeof(DES_cblock));
DES_ede3_cbc_encrypt(tmp, tmp, (long)i, &ks1, &ks2, &ks3,
&iv4, DES_DECRYPT);
DES_ede3_cbc_encrypt(tmp + i, tmp + i, (long)(sizeof(cipher) - i),
&ks1, &ks2, &ks3, &iv4, DES_DECRYPT);
XMEMCPY(plain, tmp, sizeof(plain));
if (XMEMCMP(plain, vector, sizeof(plain)))
return WC_TEST_RET_ENC_NC;