Send credentials to guest
PRL_RESULT PrlVm_SSOSendEventCredentials( PRL_HANDLE hVm, PRL_HANDLE hEvent, PRL_BOOL bEnabled, PRL_CONST_STR sDomain, PRL_CONST_STR sUsername, PRL_CONST_STR sPassword );
PrlApiDeprecated.h
PRL_RESULT . Possible values:
PRL_ERR_INVALID_ARG - invalid handle of VM
PRL_ERR_UNINITIALIZED - when Desktop object is not accessible
PRL_ERR_OUT_OF_MEMORY - when failed to allocate memory
PRL_ERR_SUCCESS - function completed successfully.