Re: [Quickfix-developers] Custom Logon Message

[Kenny S. <ks...@co...>]

crack is intended for inbound messages.   It calls 'onMessage', saying you
received a message.

How would you be able to tell if a message is inbound or outbound if you
call crack in toApp?

http://quickfixengine.org/quickfix/doc/html/receiving_messages.html

--
Kenny Stone
Connamara Systems, LLC


On Thu, Jul 22, 2010 at 9:04 AM, Scott Kathrein
<sc...@la...>wrote:

> QuickFIX Documentation:
> http://www.quickfixengine.org/quickfix/doc/html/index.html
> QuickFIX Support: http://www.quickfixengine.org/services.html
>
>
> Actually, I believe cracking works fine, another way to do this would be:
>
> void MyApplication::toAdmin(FIX::Message& message, const FIX::SessionID&
> sessionID)
> {
>  crack( message, sessionID );
> }
>
> void MyApplication::onMessage( FIX42::Logon& message, const FIX::SessionID&
> sessionid )
> {
> message.set(FIX::Username("myusername"));
> message.set(FIX::Password("mypassword"));
> }
>
> where the MyApplication class extends FIX::Appliaction and
> FIX::MessageCracker
>
> This is how to use crack, but I just realized this specific example won't
> work because the username and password fields aren't defined for logon
> messages by default. (at least in FIX42). This would be the other way:
> http://www.quickfixengine.org/quickfix/doc/html/user_defined.html
>
> On Tue, Jul 20, 2010 at 8:33 AM, Kenny Stone <ks...@co...> wrote:
>
>> QuickFIX Documentation:
>> http://www.quickfixengine.org/quickfix/doc/html/index.html
>> QuickFIX Support: http://www.quickfixengine.org/services.html
>>
>>
>> Hi Arup,
>>
>> You shouldn't the the 'crack' method call.  That is for receiving
>> messages.
>>
>> The way I code this would look something like:
>>
>> void FixApp::toAdmin(FIX::Message& msg, const FIX::SessionID& sessionID )
>> {
>>   FIX::MsgType msgType;
>>   msg.getHeader().getField(msgType);
>>
>>   // if logon
>>   if( msgType.getValue() == FIX::MsgType_LOGON )
>>   {
>>       FIX::Password pw( _my_password );
>>       msg.setField( pw );
>>       FIX::Username user( _my_username );
>>       msg.setField( user );
>>   }
>> }
>>
>>
>> --
>> Kenny Stone
>> Connamara Systems, LLC
>>
>>
>> On Mon, Jul 19, 2010 at 11:48 PM, Sarkar, Arup <sar...@gm...>wrote:
>>
>>> QuickFIX Documentation:
>>> http://www.quickfixengine.org/quickfix/doc/html/index.html
>>> QuickFIX Support: http://www.quickfixengine.org/services.html
>>>
>>>
>>> Hi:
>>>
>>> I am very new to FIX and QuickFix in c++ engine. I am trying to build a
>>> custom logon messsage since "Username" and "Password" is required by the
>>> exchange. I am doing the following, basically overriding the toAdmin method.
>>>
>>>
>>> Can someone please help me in stating if this is correct?
>>>
>>> void Application::toAdmin(FIX::Message& message, const FIX::SessionID&
>>> sessionID)
>>> {
>>>  std::string sLogon = "A";
>>>  crack( message, sessionID );
>>>  std::cout << "In toAdmin" << std::endl;
>>>  std::cout << message << std::endl;
>>>  try
>>>  {
>>>   if(sLogon.compare(message.getHeader().getField(35)) == 0 )
>>>   {
>>>    std::cout<< " Setting username and password." << std::endl;
>>>    message.getHeader().setField(553, "XXXXXXXXX");
>>>    message.getHeader().setField(554, "XXXXXXX");
>>>   }
>>>  }
>>>  catch(FIX::FieldNotFound& eFieldNotFound)
>>>  {
>>>   std::cout<< eFieldNotFound.detail << std::endl;
>>>  }
>>> }
>>>
>>> --
>>> Regards,
>>> Arup
>>>
>>>
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>>
>>
>>
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>
>
>
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