3.3.5.1.2 Receiving an XAUSER_CONTROL_MTAG_CREATED Message
When the XA Superior Transaction Manager receives an XAUSER_CONTROL_MTAG_CREATED message, it MUST perform the following actions:
If the State field of receiving XA Superior Proxy CMP Connection is set to Awaiting Creation Response:
Set the State field of receiving XA Superior Proxy CMP Connection to Active.
Add the XA Superior Proxy object referenced by receiving connection to XA Superior Proxy Table with the key set to the value of the Resource Manager ID field of the XA Superior Proxy object.
Return XA_OK from xa_open call.
Otherwise:
Signal the Disconnect Connection event using the receiving connection as the argument.