/*******************************************************************
* Function Name: outputFunction
* Description:
********************************************************************/
Model &cola::outputFunction( const CollectMessage &msg )
{
if( (elements().size() > 0) && ocupado()==0 )
{
this->sendOutput( msg.time(), out, elements().front() ) ;
elements().pop_front() ;
}
return *this ;
}
/*******************************************************************
* Function Name: externalFunction
* Description:
********************************************************************/
Model &cola::externalFunction( const ExternalMessage &msg )
{
if( msg.port() == in )
{
elements().push_back( msg.value() ) ;
this->holdIn( AtomicState::active, preparationTime );
}
if( msg.port() == done )
{
ocupado (0);
this->holdIn( AtomicState::active, preparationTime );
}
if( msg.port() == stop )
{
ocupado (1);
this->passivate();
}
return *this;
}
/************************************************************************************************
handleTCP()
Arguments:
tcpSocket - socket created for the tcp communications
Description: In this function the accept of the TCP socket is done case a chat is not alread
running with other user. In this case, a busy signal is sent back.
*************************************************************************************************/
int handleTCP(int *tcpSocket){
struct sockaddr_in addr;
int newTCP;
socklen_t addrlen;
memset((void*)&addr, (int) '\0', sizeof(addr));
addrlen=sizeof(addr);
if((newTCP=accept(*tcpSocket,(struct sockaddr*)&addr, &addrlen)) <0){
perror("\n>accept failed\n");
return -1;
}
if(talkSock != -1){
ocupado(newTCP);
return -1;
}
printf("\n>Entered conversation\n");
return newTCP;
}
/*******************************************************************
* Function Name: initFunction
********************************************************************/
Model &cola::initFunction()
{
ocupado (0);
elements().erase( elements().begin(), elements().end() ) ;
return *this ;
}
