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secur32: Implement simple VerifySignature.

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This commit is contained in:
Kai Blin 2006-08-13 12:46:00 +02:00 committed by Alexandre Julliard
parent 9b480ef06e
commit 8289ddb0d1
2 changed files with 60 additions and 8 deletions
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57
dlls/secur32/ntlm.c
View file

@ -1158,18 +1158,63 @@ static SECURITY_STATUS SEC_ENTRY ntlm_MakeSignature(PCtxtHandle phContext, ULONG
static SECURITY_STATUS SEC_ENTRY ntlm_VerifySignature(PCtxtHandle phContext,
PSecBufferDesc pMessage, ULONG MessageSeqNo, PULONG pfQOP)
{
SECURITY_STATUS ret;
PNegoHelper helper;
ULONG fQOP = 0;
TRACE("%p %p %ld %p\n", phContext, pMessage, MessageSeqNo, pfQOP);
if (phContext)
if(!phContext)
return SEC_E_INVALID_HANDLE;
if(!pMessage || !pMessage->pBuffers || pMessage->cBuffers < 2 ||
pMessage->pBuffers[0].BufferType != SECBUFFER_TOKEN ||
!pMessage->pBuffers[0].pvBuffer)
return SEC_E_INVALID_TOKEN;
if(pMessage->pBuffers[0].cbBuffer < 16)
return SEC_E_BUFFER_TOO_SMALL;
if(MessageSeqNo)
FIXME("Ignoring MessageSeqNo\n");
helper = (PNegoHelper)phContext->dwLower;
TRACE("Negotiated flags: 0x%08lx\n", helper->neg_flags);
if(helper->neg_flags & NTLMSSP_NEGOTIATE_NTLM2)
{
ret = SEC_E_UNSUPPORTED_FUNCTION;
FIXME("Can't handle NTLMv2 signing yet. Aborting.\n");
return SEC_E_UNSUPPORTED_FUNCTION;
}
else
if(helper->neg_flags & NTLMSSP_NEGOTIATE_SIGN)
{
ret = SEC_E_INVALID_HANDLE;
FIXME("Can't handle real signing yet. Aborting.\n");
return SEC_E_UNSUPPORTED_FUNCTION;
}
return ret;
if(helper->neg_flags & NTLMSSP_NEGOTIATE_KEY_EXCHANGE)
{
FIXME("Can't handle encrypted session keys yet. Aborting.\n");
return SEC_E_UNSUPPORTED_FUNCTION;
}
if(helper->neg_flags & NTLMSSP_NEGOTIATE_ALWAYS_SIGN)
{
const BYTE dummy_sig[] = {0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
TRACE("Assuming dummy signature.\n");
if(memcmp(pMessage->pBuffers[0].pvBuffer, dummy_sig, sizeof(dummy_sig)) != 0)
{
TRACE("Failed to verify the packet signature. Not a dummy signature?\n");
return SEC_E_MESSAGE_ALTERED;
}
else
{
pfQOP = &fQOP;
return SEC_E_OK;
}
}
return SEC_E_UNSUPPORTED_FUNCTION;
}
/***********************************************************************

11
dlls/secur32/tests/ntlm.c
View file

@ -177,6 +177,7 @@ static const char* getSecError(SECURITY_STATUS status)
_SEC_ERR(SEC_E_LOGON_DENIED);
_SEC_ERR(SEC_E_NO_CREDENTIALS);
_SEC_ERR(SEC_E_OUT_OF_SEQUENCE);
_SEC_ERR(SEC_E_MESSAGE_ALTERED);
default:
sprintf(buf, "%08lx\n", status);
return buf;
@ -789,13 +790,19 @@ static void testSignSeal()
crypt->pBuffers[0].cbBuffer), "Signature is not as expected.\n");
data[0].cbBuffer = sizeof(message_signature);
memcpy(data[0].pvBuffer, crypt_trailer_client, data[0].cbBuffer);
sec_status = pVerifySignature(client.ctxt, crypt, 0, &qop);
ok(sec_status == SEC_E_MESSAGE_ALTERED,
"VerifySignature returned %s, not SEC_E_MESSAGE_ALTERED.\n",
getSecError(sec_status));
memcpy(data[0].pvBuffer, message_signature, data[0].cbBuffer);
sec_status = pVerifySignature(client.ctxt, crypt, 0, &qop);
todo_wine {
ok(sec_status == SEC_E_OK, "VerifySignature returned %s, not SEC_E_OK.\n",
getSecError(sec_status));
}
sec_status = pEncryptMessage(client.ctxt, 0, crypt, 0);
todo_wine{