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rsaenh: Handle the failure to set Base provider effective key length properly.

oldstable
Bruno Jesus 2014-08-05 00:15:31 -03:00 committed by Alexandre Julliard
parent aa1b5b65c9
commit fb58e7eca6
2 changed files with 27 additions and 28 deletions
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25
dlls/rsaenh/rsaenh.c
View File

@ -3496,7 +3496,8 @@ BOOL WINAPI RSAENH_CPSetKeyParam(HCRYPTPROV hProv, HCRYPTKEY hKey, DWORD dwParam
switch (pCryptKey->aiAlgid) {
case CALG_RC2:
{
DWORD keylen;
DWORD keylen, deflen;
BOOL ret = TRUE;
KEYCONTAINER *pKeyContainer = get_key_container(pCryptKey->hProv);
if (!pbData)
@ -3505,18 +3506,28 @@ BOOL WINAPI RSAENH_CPSetKeyParam(HCRYPTPROV hProv, HCRYPTKEY hKey, DWORD dwParam
return FALSE;
}
keylen = *(DWORD *)pbData;
if (!keylen || keylen > 1024 || (keylen != 40 &&
pKeyContainer->dwPersonality == RSAENH_PERSONALITY_BASE))
if (!keylen || keylen > 1024)
{
SetLastError(NTE_BAD_DATA);
return FALSE;
}
else
/*
* The Base provider will force the key length to default
* and set an error state if a key length different from
* the default is tried.
*/
deflen = aProvEnumAlgsEx[pKeyContainer->dwPersonality]->dwDefaultLen;
if (pKeyContainer->dwPersonality == RSAENH_PERSONALITY_BASE
&& keylen != deflen)
{
pCryptKey->dwEffectiveKeyLen = keylen;
setup_key(pCryptKey);
keylen = deflen;
SetLastError(NTE_BAD_DATA);
ret = FALSE;
}
break;
pCryptKey->dwEffectiveKeyLen = keylen;
setup_key(pCryptKey);
return ret;
}
default:
SetLastError(NTE_BAD_TYPE);

30
dlls/rsaenh/tests/rsaenh.c
View File

@ -1534,11 +1534,20 @@ static void test_rc2(void)
SetLastError(0xdeadbeef);
result = CryptSetKeyParam(hKey, KP_EFFECTIVE_KEYLEN, (LPBYTE)&dwKeyLen, 0);
if (!BASE_PROV)
{
dwKeyLen = 12345;
ok(result, "expected success, got error 0x%08X\n", GetLastError());
result = CryptGetKeyParam(hKey, KP_EFFECTIVE_KEYLEN, (BYTE *)&dwKeyLen, &dwLen, 0);
ok(result, "%08x", GetLastError());
ok(dwKeyLen == 128, "Expected 128, got %d\n", dwKeyLen);
}
else
{
ok(!result, "expected error\n");
ok(GetLastError() == NTE_BAD_DATA, "Expected 0x80009005, got 0x%08X\n", GetLastError());
result = CryptGetKeyParam(hKey, KP_EFFECTIVE_KEYLEN, (BYTE *)&dwKeyLen, &dwLen, 0);
ok(result, "%08x", GetLastError());
ok(dwKeyLen == 40, "Expected 40, got %d\n", dwKeyLen);
}
dwLen = sizeof(dwKeyLen);
@ -1547,18 +1556,8 @@ static void test_rc2(void)
ok(dwKeyLen == 56, "%d (%08x)\n", dwKeyLen, GetLastError());
result = CryptGetKeyParam(hKey, KP_EFFECTIVE_KEYLEN, (BYTE *)&dwKeyLen, &dwLen, 0);
ok(result, "%08x", GetLastError());
/* Remove IF when fixed */
if(BASE_PROV)
{
todo_wine
ok((!BASE_PROV && dwKeyLen == 128) || (BASE_PROV && dwKeyLen == 40),
"%d (%08x)\n", dwKeyLen, GetLastError());
}
else
{
ok((!BASE_PROV && dwKeyLen == 128) || (BASE_PROV && dwKeyLen == 40),
"%d (%08x)\n", dwKeyLen, GetLastError());
}
result = CryptDestroyHash(hHash);
ok(result, "%08x\n", GetLastError());
@ -1566,19 +1565,8 @@ static void test_rc2(void)
dwDataLen = 13;
result = CryptEncrypt(hKey, 0, TRUE, 0, pbData, &dwDataLen, 24);
ok(result, "%08x\n", GetLastError());
/* Remove IF when fixed */
if(BASE_PROV)
{
todo_wine
ok(!memcmp(pbData, !BASE_PROV ? rc2_128_encrypted : rc2_40def_encrypted,
sizeof(rc2_128_encrypted)), "RC2 encryption failed!\n");
}
else
{
ok(!memcmp(pbData, !BASE_PROV ? rc2_128_encrypted : rc2_40def_encrypted,
sizeof(rc2_128_encrypted)), "RC2 encryption failed!\n");
}
/* Oddly enough this succeeds, though it should have no effect */
dwKeyLen = 40;