int64 CLinkerPipe::PushMsgToSend(CMsg& Msg,bool bUrgence){
assert(Msg.IsValid());
CLock lk(m_Mutex,this);
ePipeline& Sender = Msg.GetSender();
ePipeline& Receiver = Msg.GetReceiver();
ePipeline& Letter = Msg.GetLetter();
int64 MsgID = Letter.GetID();
assert(MsgID != 0);
if (MsgID==0)
{
return 0;
}
int64 EventID = Msg.GetEventID();
//把本地发送者地址用一个INT64代替
int64 SenderID = LocalAddress2SenderID(Sender);
Sender.Clear();
Sender.PushInt(SenderID);
//用时间戳代替源ID，对方返回此时间戳表示正常接受
int64 TimeStamp = CreateTimeStamp();
Msg.SetSourceID(TimeStamp);
ePipeline* MsgPtr = (ePipeline*)Msg.Release();
Encrypt(MsgPtr);
ePipeline Info;
Info.PushInt(MsgID);
Info.PushInt(EventID);
Info.PushInt(TimeStamp);
Info.PushInt(m_PendingMsgID);
Info.PushInt(Size());
Info.PushInt(m_UrgenceMsg.Size());
m_Parent->NotifyLinkerState(this,LINKER_PUSH_MSG,Info);
if (bUrgence)
{
m_UrgenceMsg.Push_Directly(MsgPtr);
}else{
Push_Directly(MsgPtr);
}
return MsgID;
};
/// Routes the message to a remote or local destination
CMsg CMsgObjectInfo::Send( CMsg &x_rMsg )
{
// Sanity check
if ( !x_rMsg.IsValid() )
return CMsg();
// Can't be routed without an id
if ( guid::CmpGuid( &IID_ZEROS, &x_rMsg.Mi().Dst()->GetId() ) )
return CMsg();
// Set our id in the return address
x_rMsg.Mi().Src()->SetInstance( &m_guidId );
// Is it for us?
if ( guid::CmpGuid( &IID_ZEROS, &x_rMsg.Mi().Dst()->GetInstance() )
|| guid::CmpGuid( &m_guidId, &x_rMsg.Mi().Dst()->GetInstance() ) )
{
// Short circuit the reply queue if needed
if ( x_rMsg.Mi().WantReply() )
{
// Create reply signal
x_rMsg.EnableReplyEvent( oexTRUE );
// Set direct reply flag
x_rMsg.SetDirectReply( oexTRUE );
} // end if
// Receive the message
Recv( x_rMsg );
return x_rMsg;
} // end if
// Send through the network
return oexNet.Send( x_rMsg );
}
oexBOOL CMsgObjectInfo::Recv( CMsg &x_rMsg )
{
// Sanity check
if ( !x_rMsg.IsValid() )
return oexFALSE;
// Can't route without an id
if ( guid::CmpGuid( &IID_ZEROS, &x_rMsg.Mi().Dst()->GetId() ) )
return oexFALSE;
// Lock the handler list
CTlLocalLock ll( m_lockMsgQueue );
if ( !ll.IsLocked() )
return oexFALSE;
// Grab the priority
oexUINT uPriority = x_rMsg.GetPriority();
// Lowest priority?
if ( !uPriority )
m_lstMsgQueue.Append( x_rMsg );
else
{
// Priority based insert
oexBOOL bInserted = oexFALSE;
for ( t_MsgQueue::iterator itInsert;
!bInserted && m_lstMsgQueue.Next( itInsert ); )
{
// Look for a lower priority object
if ( itInsert.Obj().GetPriority() < uPriority )
{
// Put the command ahead of this item
t_MsgQueue::iterator it = m_lstMsgQueue.Append( x_rMsg );
// Did we get a valid object?
if ( it.IsValid() )
{
// Move to correct location
m_lstMsgQueue.MoveBefore( it, itInsert );
// Check the result
bInserted = oexTRUE;
} // end if
} // end if
} // end for
// Just stick it on the end if we couldn't find a spot
if ( !bInserted )
m_lstMsgQueue.Append( x_rMsg );
} // end else
// Set event if message is in the queue
if ( m_lstMsgQueue.Size() )
m_evMsgWaiting.Set();
// Hand down
return oexTRUE;
}
