IOReturn
SATSMARTUserClient::message ( UInt32 type, IOService * provider, void * arg )
{
IOReturn status = kIOReturnSuccess;
DEBUG_LOG("%s[%p]::%s type = %u, provider = %p\n", getClassName(), this, __FUNCTION__, (unsigned int)type, provider );
switch ( type )
{
case kIOMessageServiceIsRequestingClose:
break;
case kIOMessageServiceIsTerminated:
status = HandleTerminate ( provider );
break;
default:
status = super::message ( type, provider, arg );
break;
}
DEBUG_LOG("%s[%p]::%s result %d\n", getClassName(), this, __FUNCTION__, status);
return status;
}
IOReturn
SATSMARTUserClient::clientClose ( void )
{
DEBUG_LOG("%s[%p]::%s\n", getClassName(), this, __FUNCTION__);
if ( fProvider != NULL )
HandleTerminate ( fProvider );
return super::clientClose ( );
}
//=============================================================================
void Metaserver::Process()
{
SAIN clientAddr;
socklen_t clientAddrLen = sizeof(clientAddr);
unsigned char mesg[MAXLINE];
int bytes;
SignalManager::GetInstance().RegisterHandler(SIGALRM, mSigalrmHandler);
alarm(REAP_INTERVAL);
for( ; ; )
{
if(mSigintHandler->GetGracefulQuit())
Interrupted();
if(mSigalrmHandler->GetAlarm())
{
mSigalrmHandler->SetAlarm(0);
Reaper();
}
if((bytes = recvfrom(mListenSocket, mesg, MAXLINE, 0, (SA *)&clientAddr,
&clientAddrLen)) < 0)
continue;
NetMsg netmsg((const unsigned char *)mesg, bytes);
switch(netmsg.GetType())
{
case NMT_SERVERKEEPALIVE:
{
HandleServerKeepalive((SA *)&clientAddr, clientAddrLen);
break;
}
case NMT_CLIENTKEEPALIVE:
{
HandleClientKeepalive((SA *)&clientAddr, clientAddrLen);
break;
}
case NMT_SERVERSHAKE:
{
ServerShakeMsg msg(mesg, bytes);
HandleServerShake((SA *)&clientAddr, msg);
break;
}
case NMT_CLIENTSHAKE:
{
ClientShakeMsg msg(mesg, bytes);
HandleClientShake((SA *)&clientAddr, msg);
break;
}
case NMT_TERMINATE:
{
TerminateMsg msg(mesg, bytes);
if(msg.Good())
{
HandleTerminate((SA *)&clientAddr);
}
break;
}
case NMT_LISTREQ:
{
ListRequestMsg msg(mesg, bytes);
if(msg.Good())
{
HandleListRequest((SA *)&clientAddr, clientAddrLen, msg);
}
break;
}
case NMT_NULL:
case NMT_HANDSHAKE:
case NMT_LISTRESP:
case NMT_PROTO_ERANGE:
default:
#ifdef DEBUG
printf("Ignoring unknown message type: %d\n", netmsg.GetType());
#endif
break;
}
mPacketCount++;
}
}
