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bcrypt: Implement support for ECB chain mode. 

Based on a patch by Sebastian Lackner.

Signed-off-by: Hans Leidekker <hans@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Hans Leidekker 2018-03-23 14:06:09 +01:00 committed by Alexandre Julliard
parent 7b3e9ff935
commit 0c55f8faa3
2 changed files with 330 additions and 17 deletions
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72
dlls/bcrypt/bcrypt_main.c
View File

@ -225,6 +225,7 @@ enum alg_id
enum mode_id
{
MODE_ID_ECB,
MODE_ID_CBC,
MODE_ID_GCM
};
@ -574,8 +575,9 @@ static NTSTATUS get_alg_property( const struct algorithm *alg, const WCHAR *prop
const WCHAR *mode;
switch (alg->mode)
{
case MODE_ID_GCM: mode = BCRYPT_CHAIN_MODE_GCM; break;
case MODE_ID_ECB: mode = BCRYPT_CHAIN_MODE_ECB; break;
case MODE_ID_CBC: mode = BCRYPT_CHAIN_MODE_CBC; break;
case MODE_ID_GCM: mode = BCRYPT_CHAIN_MODE_GCM; break;
default: return STATUS_NOT_IMPLEMENTED;
}
@ -628,7 +630,12 @@ static NTSTATUS set_alg_property( struct algorithm *alg, const WCHAR *prop, UCHA
case ALG_ID_AES:
if (!strcmpW( prop, BCRYPT_CHAINING_MODE ))
{
if (!strncmpW( (WCHAR *)value, BCRYPT_CHAIN_MODE_CBC, size ))
if (!strncmpW( (WCHAR *)value, BCRYPT_CHAIN_MODE_ECB, size ))
{
alg->mode = MODE_ID_ECB;
return STATUS_SUCCESS;
}
else if (!strncmpW( (WCHAR *)value, BCRYPT_CHAIN_MODE_CBC, size ))
{
alg->mode = MODE_ID_CBC;
return STATUS_SUCCESS;
@ -962,7 +969,12 @@ static NTSTATUS set_key_property( struct key *key, const WCHAR *prop, UCHAR *val
{
if (!strcmpW( prop, BCRYPT_CHAINING_MODE ))
{
if (!strncmpW( (WCHAR *)value, BCRYPT_CHAIN_MODE_CBC, size ))
if (!strncmpW( (WCHAR *)value, BCRYPT_CHAIN_MODE_ECB, size ))
{
key->mode = MODE_ID_ECB;
return STATUS_SUCCESS;
}
else if (!strncmpW( (WCHAR *)value, BCRYPT_CHAIN_MODE_CBC, size ))
{
key->mode = MODE_ID_CBC;
return STATUS_SUCCESS;
@ -992,6 +1004,7 @@ static gnutls_cipher_algorithm_t get_gnutls_cipher( const struct key *key )
switch (key->mode)
{
case MODE_ID_GCM: return GNUTLS_CIPHER_AES_128_GCM;
case MODE_ID_ECB: /* can be emulated with CBC + empty IV */
case MODE_ID_CBC:
default: return GNUTLS_CIPHER_AES_128_CBC;
}
@ -1104,6 +1117,7 @@ static NTSTATUS key_init( struct key *key, struct algorithm *alg, const UCHAR *s
case ALG_ID_AES:
switch (alg->mode)
{
case MODE_ID_ECB:
case MODE_ID_CBC:
break;
default:
@ -1133,13 +1147,47 @@ static NTSTATUS key_init( struct key *key, struct algorithm *alg, const UCHAR *s
static NTSTATUS set_key_property( struct key *key, const WCHAR *prop, UCHAR *value, ULONG size, ULONG flags )
{
FIXME( "not implemented on Mac\n" );
if (!strcmpW( prop, BCRYPT_CHAINING_MODE ))
{
if (!strncmpW( (WCHAR *)value, BCRYPT_CHAIN_MODE_ECB, size ))
{
key->mode = MODE_ID_ECB;
return STATUS_SUCCESS;
}
else if (!strncmpW( (WCHAR *)value, BCRYPT_CHAIN_MODE_CBC, size ))
{
key->mode = MODE_ID_CBC;
return STATUS_SUCCESS;
}
else
{
FIXME( "unsupported mode %s\n", debugstr_wn( (WCHAR *)value, size ) );
return STATUS_NOT_IMPLEMENTED;
}
}
FIXME( "unsupported key property %s\n", debugstr_w(prop) );
return STATUS_NOT_IMPLEMENTED;
}
static CCMode get_cryptor_mode( struct key *key )
{
switch (key->mode)
{
case MODE_ID_ECB: return kCCModeECB;
case MODE_ID_CBC: return kCCModeCBC;
default:
FIXME( "unsupported mode %u\n", key->mode );
return 0;
}
}
static NTSTATUS key_set_params( struct key *key, UCHAR *iv, ULONG iv_len )
{
CCCryptorStatus status;
CCMode mode;
if (!(mode = get_cryptor_mode( key ))) return STATUS_NOT_SUPPORTED;
if (key->ref_encrypt)
{
@ -1152,14 +1200,14 @@ static NTSTATUS key_set_params( struct key *key, UCHAR *iv, ULONG iv_len )
key->ref_decrypt = NULL;
}
if ((status = CCCryptorCreateWithMode( kCCEncrypt, kCCModeCBC, kCCAlgorithmAES128, ccNoPadding, iv,
key->secret, key->secret_len, NULL, 0, 0, 0, &key->ref_encrypt )) != kCCSuccess)
if ((status = CCCryptorCreateWithMode( kCCEncrypt, mode, kCCAlgorithmAES128, ccNoPadding, iv, key->secret,
key->secret_len, NULL, 0, 0, 0, &key->ref_encrypt )) != kCCSuccess)
{
WARN( "CCCryptorCreateWithMode failed %d\n", status );
return STATUS_INTERNAL_ERROR;
}
if ((status = CCCryptorCreateWithMode( kCCDecrypt, kCCModeCBC, kCCAlgorithmAES128, ccNoPadding, iv,
key->secret, key->secret_len, NULL, 0, 0, 0, &key->ref_decrypt )) != kCCSuccess)
if ((status = CCCryptorCreateWithMode( kCCDecrypt, mode, kCCAlgorithmAES128, ccNoPadding, iv, key->secret,
key->secret_len, NULL, 0, 0, 0, &key->ref_decrypt )) != kCCSuccess)
{
WARN( "CCCryptorCreateWithMode failed %d\n", status );
CCCryptorRelease( key->ref_encrypt );
@ -1462,12 +1510,14 @@ NTSTATUS WINAPI BCryptEncrypt( BCRYPT_KEY_HANDLE handle, UCHAR *input, ULONG inp
if (!output) return STATUS_SUCCESS;
if (output_len < *ret_len) return STATUS_BUFFER_TOO_SMALL;
if (key->mode == MODE_ID_ECB && iv) return STATUS_INVALID_PARAMETER;
src = input;
dst = output;
while (bytes_left >= key->block_size)
{
if ((status = key_encrypt( key, src, key->block_size, dst, key->block_size ))) return status;
if (key->mode == MODE_ID_ECB && (status = key_set_params( key, NULL, 0 ))) return status;
bytes_left -= key->block_size;
src += key->block_size;
dst += key->block_size;
@ -1547,14 +1597,16 @@ NTSTATUS WINAPI BCryptDecrypt( BCRYPT_KEY_HANDLE handle, UCHAR *input, ULONG inp
if (input_len < key->block_size) return STATUS_BUFFER_TOO_SMALL;
bytes_left -= key->block_size;
}
else if (output_len < *ret_len)
return STATUS_BUFFER_TOO_SMALL;
else if (output_len < *ret_len) return STATUS_BUFFER_TOO_SMALL;
if (key->mode == MODE_ID_ECB && iv) return STATUS_INVALID_PARAMETER;
src = input;
dst = output;
while (bytes_left >= key->block_size)
{
if ((status = key_decrypt( key, src, key->block_size, dst, key->block_size ))) return status;
if (key->mode == MODE_ID_ECB && (status = key_set_params( key, NULL, 0 ))) return status;
bytes_left -= key->block_size;
src += key->block_size;
dst += key->block_size;

275
dlls/bcrypt/tests/bcrypt.c
View File

@ -469,7 +469,7 @@ static void test_aes(void)
size = 0;
memset(&key_lengths, 0, sizeof(key_lengths));
ret = BCryptGetProperty(alg, BCRYPT_KEY_LENGTHS, (UCHAR*)&key_lengths, sizeof(key_lengths), &size, 0);
ret = pBCryptGetProperty(alg, BCRYPT_KEY_LENGTHS, (UCHAR*)&key_lengths, sizeof(key_lengths), &size, 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
ok(size == sizeof(key_lengths), "got %u\n", size);
ok(key_lengths.dwMinLength == 128, "Expected 128, got %d\n", key_lengths.dwMinLength);
@ -641,6 +641,19 @@ static void test_BCryptEncrypt(void)
static UCHAR expected4[] =
{0xe1,0x82,0xc3,0xc0,0x24,0xfb,0x86,0x85,0xf3,0xf1,0x2b,0x7d,0x09,0xb4,0x73,0x67,
0x86,0x64,0xc3,0xfe,0xa3,0x07,0x61,0xf8,0x16,0xc9,0x78,0x7f,0xe7,0xb1,0xc4,0x94};
static UCHAR expected5[] =
{0x0a,0x94,0x0b,0xb5,0x41,0x6e,0xf0,0x45,0xf1,0xc3,0x94,0x58,0xc6,0x53,0xea,0x5a};
static UCHAR expected6[] =
{0x0a,0x94,0x0b,0xb5,0x41,0x6e,0xf0,0x45,0xf1,0xc3,0x94,0x58,0xc6,0x53,0xea,0x5a,
0x84,0x07,0x66,0xb7,0x49,0xc0,0x9b,0x49,0x74,0x28,0x8c,0x10,0xb9,0xc2,0x09,0x70};
static UCHAR expected7[] =
{0x0a,0x94,0x0b,0xb5,0x41,0x6e,0xf0,0x45,0xf1,0xc3,0x94,0x58,0xc6,0x53,0xea,0x5a,
0x95,0x4f,0x64,0xf2,0xe4,0xe8,0x6e,0x9e,0xee,0x82,0xd2,0x02,0x16,0x68,0x48,0x99,
0x95,0x4f,0x64,0xf2,0xe4,0xe8,0x6e,0x9e,0xee,0x82,0xd2,0x02,0x16,0x68,0x48,0x99};
static UCHAR expected8[] =
{0xb5,0x8a,0x10,0x64,0xd8,0xac,0xa9,0x9b,0xd9,0xb0,0x40,0x5b,0x85,0x45,0xf5,0xbb};
static UCHAR expected9[] =
{0x0a,0x94,0x0b,0xb5,0x41,0x6e,0xf0,0x45,0xf1,0xc3,0x94,0x58,0xc6,0x53,0xea,0x5a};
static UCHAR expected_tag[] =
{0x89,0xb3,0x92,0x00,0x39,0x20,0x09,0xb4,0x6a,0xd6,0xaf,0xca,0x4b,0x5b,0xfd,0xd0};
static UCHAR expected_tag2[] =
@ -693,6 +706,25 @@ static void test_BCryptEncrypt(void)
for (i = 0; i < 16; i++)
ok(ciphertext[i] == expected[i], "%u: %02x != %02x\n", i, ciphertext[i], expected[i]);
/* NULL initialization vector */
size = 0;
memset(ciphertext, 0, sizeof(ciphertext));
ret = pBCryptEncrypt(key, data, 16, NULL, NULL, 0, ciphertext, 16, &size, 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
ok(size == 16, "got %u\n", size);
todo_wine ok(!memcmp(ciphertext, expected8, sizeof(expected8)), "wrong data\n");
/* all zero initialization vector */
size = 0;
memset(ciphertext, 0, sizeof(ciphertext));
memset(ivbuf, 0, sizeof(ivbuf));
ret = pBCryptEncrypt(key, data, 16, NULL, ivbuf, 16, ciphertext, 16, &size, 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
ok(size == 16, "got %u\n", size);
ok(!memcmp(ciphertext, expected9, sizeof(expected9)), "wrong data\n");
for (i = 0; i < 16; i++)
ok(ciphertext[i] == expected9[i], "%u: %02x != %02x\n", i, ciphertext[i], expected9[i]);
/* input size is not a multiple of block size */
size = 0;
memcpy(ivbuf, iv, sizeof(iv));
@ -758,20 +790,20 @@ static void test_BCryptEncrypt(void)
******************/
size = 0;
ret = BCryptGetProperty(aes, BCRYPT_AUTH_TAG_LENGTH, NULL, 0, &size, 0);
ret = pBCryptGetProperty(aes, BCRYPT_AUTH_TAG_LENGTH, NULL, 0, &size, 0);
ok(ret == STATUS_NOT_SUPPORTED, "got %08x\n", ret);
ret = BCryptSetProperty(aes, BCRYPT_CHAINING_MODE, (UCHAR*)BCRYPT_CHAIN_MODE_GCM, sizeof(BCRYPT_CHAIN_MODE_GCM), 0);
ret = pBCryptSetProperty(aes, BCRYPT_CHAINING_MODE, (UCHAR*)BCRYPT_CHAIN_MODE_GCM, sizeof(BCRYPT_CHAIN_MODE_GCM), 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
size = 0;
ret = BCryptGetProperty(aes, BCRYPT_AUTH_TAG_LENGTH, NULL, 0, &size, 0);
ret = pBCryptGetProperty(aes, BCRYPT_AUTH_TAG_LENGTH, NULL, 0, &size, 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
ok(size == sizeof(tag_length), "got %u\n", size);
size = 0;
memset(&tag_length, 0, sizeof(tag_length));
ret = BCryptGetProperty(aes, BCRYPT_AUTH_TAG_LENGTH, (UCHAR*)&tag_length, sizeof(tag_length), &size, 0);
ret = pBCryptGetProperty(aes, BCRYPT_AUTH_TAG_LENGTH, (UCHAR*)&tag_length, sizeof(tag_length), &size, 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
ok(size == sizeof(tag_length), "got %u\n", size);
ok(tag_length.dwMinLength == 12, "Expected 12, got %d\n", tag_length.dwMinLength);
@ -812,6 +844,35 @@ static void test_BCryptEncrypt(void)
for (i = 0; i < 16; i++)
ok(tag[i] == expected_tag[i], "%u: %02x != %02x\n", i, tag[i], expected_tag[i]);
/* NULL initialization vector */
size = 0;
memset(ciphertext, 0xff, sizeof(ciphertext));
memset(tag, 0xff, sizeof(tag));
ret = pBCryptEncrypt(key, data2, 32, &auth_info, NULL, 0, ciphertext, 32, &size, 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
ok(size == 32, "got %u\n", size);
ok(!memcmp(ciphertext, expected4, sizeof(expected4)), "wrong data\n");
ok(!memcmp(tag, expected_tag, sizeof(expected_tag)), "wrong tag\n");
for (i = 0; i < 32; i++)
ok(ciphertext[i] == expected4[i], "%u: %02x != %02x\n", i, ciphertext[i], expected4[i]);
for (i = 0; i < 16; i++)
ok(tag[i] == expected_tag[i], "%u: %02x != %02x\n", i, tag[i], expected_tag[i]);
/* all zero initialization vector */
size = 0;
memset(ciphertext, 0xff, sizeof(ciphertext));
memset(tag, 0xff, sizeof(tag));
memset(ivbuf, 0, sizeof(ivbuf));
ret = pBCryptEncrypt(key, data2, 32, &auth_info, ivbuf, 16, ciphertext, 32, &size, 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
ok(size == 32, "got %u\n", size);
ok(!memcmp(ciphertext, expected4, sizeof(expected4)), "wrong data\n");
ok(!memcmp(tag, expected_tag, sizeof(expected_tag)), "wrong tag\n");
for (i = 0; i < 32; i++)
ok(ciphertext[i] == expected4[i], "%u: %02x != %02x\n", i, ciphertext[i], expected4[i]);
for (i = 0; i < 16; i++)
ok(tag[i] == expected_tag[i], "%u: %02x != %02x\n", i, tag[i], expected_tag[i]);
/* input size is not multiple of block size */
size = 0;
memcpy(ivbuf, iv, sizeof(iv));
@ -875,6 +936,97 @@ static void test_BCryptEncrypt(void)
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
HeapFree(GetProcessHeap(), 0, buf);
/******************
* AES - ECB mode *
******************/
ret = pBCryptSetProperty(aes, BCRYPT_CHAINING_MODE, (UCHAR*)BCRYPT_CHAIN_MODE_ECB, sizeof(BCRYPT_CHAIN_MODE_ECB), 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
len = 0xdeadbeef;
size = sizeof(len);
ret = pBCryptGetProperty(aes, BCRYPT_OBJECT_LENGTH, (UCHAR *)&len, sizeof(len), &size, 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
buf = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, len);
ret = pBCryptGenerateSymmetricKey(aes, &key, buf, len, secret, sizeof(secret), 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
/* initialization vector is not allowed */
size = 0;
memcpy(ivbuf, iv, sizeof(iv));
ret = pBCryptEncrypt(key, data, 16, NULL, ivbuf, 16, ciphertext, 16, &size, 0);
ok(ret == STATUS_INVALID_PARAMETER, "got %08x\n", ret);
ok(size == 16, "got %u\n", size);
/* input size is a multiple of block size */
size = 0;
ret = pBCryptEncrypt(key, data, 16, NULL, NULL, 16, NULL, 0, &size, 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
ok(size == 16, "got %u\n", size);
size = 0;
memset(ciphertext, 0, sizeof(ciphertext));
ret = pBCryptEncrypt(key, data, 16, NULL, NULL, 16, ciphertext, 16, &size, 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
ok(size == 16, "got %u\n", size);
ok(!memcmp(ciphertext, expected5, sizeof(expected5)), "wrong data\n");
for (i = 0; i < 16; i++)
ok(ciphertext[i] == expected5[i], "%u: %02x != %02x\n", i, ciphertext[i], expected5[i]);
/* input size is not a multiple of block size */
size = 0;
ret = pBCryptEncrypt(key, data, 17, NULL, NULL, 16, NULL, 0, &size, 0);
ok(ret == STATUS_INVALID_BUFFER_SIZE, "got %08x\n", ret);
ok(size == 17, "got %u\n", size);
/* input size is not a multiple of block size, block padding set */
size = 0;
ret = pBCryptEncrypt(key, data, 17, NULL, NULL, 16, NULL, 0, &size, BCRYPT_BLOCK_PADDING);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
ok(size == 32, "got %u\n", size);
size = 0;
memset(ciphertext, 0, sizeof(ciphertext));
ret = pBCryptEncrypt(key, data, 17, NULL, NULL, 16, ciphertext, 32, &size, BCRYPT_BLOCK_PADDING);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
ok(size == 32, "got %u\n", size);
ok(!memcmp(ciphertext, expected6, sizeof(expected6)), "wrong data\n");
for (i = 0; i < 32; i++)
ok(ciphertext[i] == expected6[i], "%u: %02x != %02x\n", i, ciphertext[i], expected6[i]);
/* input size is a multiple of block size, block padding set */
size = 0;
ret = pBCryptEncrypt(key, data2, 32, NULL, NULL, 16, NULL, 0, &size, BCRYPT_BLOCK_PADDING);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
ok(size == 48, "got %u\n", size);
size = 0;
memset(ciphertext, 0, sizeof(ciphertext));
ret = pBCryptEncrypt(key, data2, 32, NULL, NULL, 16, ciphertext, 48, &size, BCRYPT_BLOCK_PADDING);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
ok(size == 48, "got %u\n", size);
ok(!memcmp(ciphertext, expected7, sizeof(expected7)), "wrong data\n");
for (i = 0; i < 48; i++)
ok(ciphertext[i] == expected7[i], "%u: %02x != %02x\n", i, ciphertext[i], expected7[i]);
/* output size too small */
size = 0;
memset(ciphertext, 0, sizeof(ciphertext));
ret = pBCryptEncrypt(key, data, 17, NULL, NULL, 16, ciphertext, 31, &size, BCRYPT_BLOCK_PADDING);
ok(ret == STATUS_BUFFER_TOO_SMALL, "got %08x\n", ret);
ok(size == 32, "got %u\n", size);
size = 0;
memset(ciphertext, 0, sizeof(ciphertext));
ret = pBCryptEncrypt(key, data2, 32, NULL, NULL, 16, ciphertext, 32, &size, BCRYPT_BLOCK_PADDING);
ok(ret == STATUS_BUFFER_TOO_SMALL, "got %08x\n", ret);
ok(size == 48, "got %u\n", size);
ret = pBCryptDestroyKey(key);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
HeapFree(GetProcessHeap(), 0, buf);
ret = pBCryptCloseAlgorithmProvider(aes, 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
}
@ -909,6 +1061,13 @@ static void test_BCryptDecrypt(void)
static UCHAR ciphertext4[] =
{0xe1,0x82,0xc3,0xc0,0x24,0xfb,0x86,0x85,0xf3,0xf1,0x2b,0x7d,0x09,0xb4,0x73,0x67,
0x86,0x64,0xc3,0xfe,0xa3,0x07,0x61,0xf8,0x16,0xc9,0x78,0x7f,0xe7,0xb1,0xc4,0x94};
static UCHAR ciphertext5[] =
{0x0a,0x94,0x0b,0xb5,0x41,0x6e,0xf0,0x45,0xf1,0xc3,0x94,0x58,0xc6,0x53,0xea,0x5a,
0x84,0x07,0x66,0xb7,0x49,0xc0,0x9b,0x49,0x74,0x28,0x8c,0x10,0xb9,0xc2,0x09,0x70};
static UCHAR ciphertext6[] =
{0x0a,0x94,0x0b,0xb5,0x41,0x6e,0xf0,0x45,0xf1,0xc3,0x94,0x58,0xc6,0x53,0xea,0x5a,
0x95,0x4f,0x64,0xf2,0xe4,0xe8,0x6e,0x9e,0xee,0x82,0xd2,0x02,0x16,0x68,0x48,0x99,
0x95,0x4f,0x64,0xf2,0xe4,0xe8,0x6e,0x9e,0xee,0x82,0xd2,0x02,0x16,0x68,0x48,0x99};
static UCHAR tag[] =
{0x89,0xb3,0x92,0x00,0x39,0x20,0x09,0xb4,0x6a,0xd6,0xaf,0xca,0x4b,0x5b,0xfd,0xd0};
static UCHAR tag2[] =
@ -926,7 +1085,7 @@ static void test_BCryptDecrypt(void)
size = 0;
memset(&key_lengths, 0, sizeof(key_lengths));
ret = BCryptGetProperty(aes, BCRYPT_KEY_LENGTHS, (UCHAR*)&key_lengths, sizeof(key_lengths), &size, 0);
ret = pBCryptGetProperty(aes, BCRYPT_KEY_LENGTHS, (UCHAR*)&key_lengths, sizeof(key_lengths), &size, 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
ok(size == sizeof(key_lengths), "got %u\n", size);
ok(key_lengths.dwMinLength == 128, "Expected 128, got %d\n", key_lengths.dwMinLength);
@ -1040,7 +1199,7 @@ static void test_BCryptDecrypt(void)
* AES - GCM mode *
******************/
ret = BCryptSetProperty(aes, BCRYPT_CHAINING_MODE, (UCHAR*)BCRYPT_CHAIN_MODE_GCM, sizeof(BCRYPT_CHAIN_MODE_GCM), 0);
ret = pBCryptSetProperty(aes, BCRYPT_CHAINING_MODE, (UCHAR*)BCRYPT_CHAIN_MODE_GCM, sizeof(BCRYPT_CHAIN_MODE_GCM), 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
key = NULL;
@ -1091,6 +1250,108 @@ static void test_BCryptDecrypt(void)
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
HeapFree(GetProcessHeap(), 0, buf);
/******************
* AES - ECB mode *
******************/
ret = pBCryptSetProperty(aes, BCRYPT_CHAINING_MODE, (UCHAR*)BCRYPT_CHAIN_MODE_ECB, sizeof(BCRYPT_CHAIN_MODE_ECB), 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
len = 0xdeadbeef;
size = sizeof(len);
ret = pBCryptGetProperty(aes, BCRYPT_OBJECT_LENGTH, (UCHAR *)&len, sizeof(len), &size, 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
buf = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, len);
ret = pBCryptGenerateSymmetricKey(aes, &key, buf, len, secret, sizeof(secret), 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
/* initialization vector is not allowed */
size = 0;
memcpy(ivbuf, iv, sizeof(iv));
ret = pBCryptDecrypt(key, ciphertext5, 32, NULL, ivbuf, 16, plaintext, 32, &size, 0);
ok(ret == STATUS_INVALID_PARAMETER, "got %08x\n", ret);
ok(size == 32, "got %u\n", size);
/* input size is a multiple of block size */
size = 0;
ret = pBCryptDecrypt(key, ciphertext5, 32, NULL, NULL, 16, NULL, 0, &size, 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
ok(size == 32, "got %u\n", size);
size = 0;
memset(plaintext, 0, sizeof(plaintext));
ret = pBCryptDecrypt(key, ciphertext5, 32, NULL, NULL, 16, plaintext, 32, &size, 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
ok(size == 32, "got %u\n", size);
ok(!memcmp(plaintext, expected, sizeof(expected)), "wrong data\n");
/* test with padding smaller than block size */
size = 0;
ret = pBCryptDecrypt(key, ciphertext5, 32, NULL, NULL, 16, NULL, 0, &size, 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
ok(size == 32, "got %u\n", size);
size = 0;
memset(plaintext, 0, sizeof(plaintext));
ret = pBCryptDecrypt(key, ciphertext5, 32, NULL, NULL, 16, plaintext, 17, &size, BCRYPT_BLOCK_PADDING);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
ok(size == 17, "got %u\n", size);
ok(!memcmp(plaintext, expected2, sizeof(expected2)), "wrong data\n");
/* test with padding of block size */
size = 0;
ret = pBCryptDecrypt(key, ciphertext6, 48, NULL, NULL, 16, NULL, 0, &size, 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
ok(size == 48, "got %u\n", size);
size = 0;
memset(plaintext, 0, sizeof(plaintext));
ret = pBCryptDecrypt(key, ciphertext6, 48, NULL, NULL, 16, plaintext, 32, &size, BCRYPT_BLOCK_PADDING);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
ok(size == 32, "got %u\n", size);
ok(!memcmp(plaintext, expected3, sizeof(expected3)), "wrong data\n");
/* output size too small */
size = 0;
ret = pBCryptDecrypt(key, ciphertext4, 32, NULL, NULL, 16, plaintext, 31, &size, 0);
ok(ret == STATUS_BUFFER_TOO_SMALL, "got %08x\n", ret);
ok(size == 32, "got %u\n", size);
size = 0;
ret = pBCryptDecrypt(key, ciphertext5, 32, NULL, NULL, 16, plaintext, 15, &size, BCRYPT_BLOCK_PADDING);
ok(ret == STATUS_BUFFER_TOO_SMALL, "got %08x\n", ret);
ok(size == 32, "got %u\n", size);
size = 0;
ret = pBCryptDecrypt(key, ciphertext5, 32, NULL, NULL, 16, plaintext, 16, &size, BCRYPT_BLOCK_PADDING);
ok(ret == STATUS_BUFFER_TOO_SMALL, "got %08x\n", ret);
ok(size == 17, "got %u\n", size);
size = 0;
ret = pBCryptDecrypt(key, ciphertext6, 48, NULL, NULL, 16, plaintext, 31, &size, BCRYPT_BLOCK_PADDING);
ok(ret == STATUS_BUFFER_TOO_SMALL, "got %08x\n", ret);
ok(size == 48, "got %u\n", size);
/* input size is not a multiple of block size */
size = 0;
ret = pBCryptDecrypt(key, ciphertext4, 17, NULL, NULL, 16, NULL, 0, &size, 0);
ok(ret == STATUS_INVALID_BUFFER_SIZE, "got %08x\n", ret);
ok(size == 17 || broken(size == 0 /* Win < 7 */), "got %u\n", size);
/* input size is not a multiple of block size, block padding set */
size = 0;
ret = pBCryptDecrypt(key, ciphertext4, 17, NULL, NULL, 16, NULL, 0, &size, BCRYPT_BLOCK_PADDING);
ok(ret == STATUS_INVALID_BUFFER_SIZE, "got %08x\n", ret);
ok(size == 17 || broken(size == 0 /* Win < 7 */), "got %u\n", size);
ret = pBCryptDestroyKey(key);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
ret = pBCryptDestroyKey(key);
ok(ret == STATUS_INVALID_HANDLE, "got %08x\n", ret);
HeapFree(GetProcessHeap(), 0, buf);
ret = pBCryptCloseAlgorithmProvider(aes, 0);
ok(ret == STATUS_SUCCESS, "got %08x\n", ret);
}