void CStunThreadMessageHandler::SendErrorResponse()
{
HRESULT hr = S_OK;
CStunMessageBuilder builder;
CRefCountedBuffer spBuffer;
_spResponseBuffer->SetSize(0);
builder.GetStream().Attach(_spResponseBuffer, true);
builder.AddHeader((StunMessageType)_error.msgtype, _error.msgclass);
builder.AddTransactionId(_transid);
builder.AddErrorCode(_error.errorcode, "FAILED");
if ((_error.errorcode == ::STUN_ERROR_UNKNOWNATTRIB) && (_error.attribUnknown != 0))
{
builder.AddUnknownAttributes(&_error.attribUnknown, 1);
}
else if ((_error.errorcode == ::STUN_ERROR_STALENONCE) || (_error.errorcode == ::STUN_ERROR_UNAUTHORIZED))
{
if (_error.szNonce[0])
{
builder.AddStringAttribute(STUN_ATTRIBUTE_NONCE, _error.szNonce);
}
if (_error.szRealm[0])
{
builder.AddStringAttribute(STUN_ATTRIBUTE_REALM, _error.szRealm);
}
}
ChkIfA(_spStunResponder == NULL, E_FAIL);
builder.GetResult(&spBuffer);
ASSERT(spBuffer->GetSize() != 0);
ASSERT(spBuffer == _spResponseBuffer);
_spStunResponder->SendResponse(_socketOutput, _addrResponse, spBuffer);
Cleanup:
return;
}
// The goal of this test is to just validate that we can create a message from CStunMessageBuilder and have it's output parsed correctly by CStunMessageReader
// Also helps validate CSocketAddress
HRESULT CTestBuilder::Test1()
{
HRESULT hr = S_OK;
CStunMessageBuilder builder;
CStunMessageReader reader;
StunAttribute attrib;
CRefCountedBuffer spBuffer;
CRefCountedBuffer spBufferReader;
CSocketAddress addrValidate(0,0);
StunTransactionId transid = {};
uint32_t ipvalidate = 0;
CSocketAddress addr(0x7f000001, 9999);
CSocketAddress addrOrigin(0xAABBCCDD, 8888);
CSocketAddress addrOther(0x11223344, 7777);
ChkA(builder.AddBindingRequestHeader());
ChkA(builder.AddRandomTransactionId(&transid));
ChkA(builder.AddStringAttribute(STUN_ATTRIBUTE_SOFTWARE, "FOOBAR"));
ChkA(builder.AddMappedAddress(addr));
ChkA(builder.AddXorMappedAddress(addr));
ChkA(builder.AddOtherAddress(addrOther));
ChkA(builder.AddResponseOriginAddress(addrOrigin));
ChkA(builder.AddFingerprintAttribute());
ChkA(builder.GetResult(&spBuffer));
ChkIfA(CStunMessageReader::BodyValidated != reader.AddBytes(spBuffer->GetData(), spBuffer->GetSize()), E_FAIL);
ChkIfA(reader.HasFingerprintAttribute() == false, E_FAIL);
ChkIfA(reader.IsFingerprintAttributeValid() == false, E_FAIL);
ChkIfA(reader.GetMessageClass() != StunMsgClassRequest, E_FAIL);
ChkIfA(reader.GetMessageType() != StunMsgTypeBinding, E_FAIL);
ChkA(reader.GetBuffer(&spBufferReader));
ChkA(reader.GetAttributeByType(STUN_ATTRIBUTE_SOFTWARE, &attrib));
ChkIfA(attrib.attributeType != STUN_ATTRIBUTE_SOFTWARE, E_FAIL);
ChkIfA(0 != ::strncmp("FOOBAR", (const char*)(spBufferReader->GetData() + attrib.offset), attrib.size), E_FAIL);
ChkA(reader.GetXorMappedAddress(&addrValidate));
ChkIf(addrValidate.IsSameIP_and_Port(addr) == false, E_FAIL);
ChkIfA(addrValidate.GetIPLength() != 4, E_FAIL);
addrValidate = CSocketAddress(0,0);
ChkA(reader.GetMappedAddress(&addrValidate));
ChkIfA(addrValidate.GetPort() != 9999, E_FAIL);
ChkIfA(addrValidate.GetIPLength() != 4, E_FAIL);
ChkIfA(4 != addrValidate.GetIP(&ipvalidate, 4), E_FAIL);
ChkIfA(ipvalidate != 0x7f000001, E_FAIL);
addrValidate = CSocketAddress(0,0);
ipvalidate = 0;
reader.GetOtherAddress(&addrValidate);
ChkIfA(addrValidate.GetPort() != 7777, E_FAIL);
ChkIfA(addrValidate.GetIPLength() != 4, E_FAIL);
ChkIfA(4 != addrValidate.GetIP(&ipvalidate, 4), E_FAIL);
ChkIf(ipvalidate != 0x11223344, E_FAIL);
Cleanup:
return hr;
}