VOID NTAPI TiUnload(
PDRIVER_OBJECT DriverObject)
/*
* FUNCTION: Unloads the driver
* ARGUMENTS:
* DriverObject = Pointer to driver object created by the system
*/
{
#if DBG
KIRQL OldIrql;
TcpipAcquireSpinLock(&AddressFileListLock, &OldIrql);
if (!IsListEmpty(&AddressFileListHead)) {
TI_DbgPrint(MIN_TRACE, ("[TCPIP, TiUnload] Called. Open address file objects exists.\n"));
}
TcpipReleaseSpinLock(&AddressFileListLock, OldIrql);
#endif
/* Cancel timer */
KeCancelTimer(&IPTimer);
/* Unregister loopback adapter */
LoopUnregisterAdapter(NULL);
/* Unregister protocol with NDIS */
LANUnregisterProtocol();
/* Shutdown transport level protocol subsystems */
TCPShutdown();
UDPShutdown();
RawIPShutdown();
ICMPShutdown();
/* Shutdown network level protocol subsystem */
IPShutdown();
/* Free NDIS buffer descriptors */
if (GlobalBufferPool)
NdisFreeBufferPool(GlobalBufferPool);
/* Free NDIS packet descriptors */
if (GlobalPacketPool)
NdisFreePacketPool(GlobalPacketPool);
/* Release all device objects */
if (TCPDeviceObject)
IoDeleteDevice(TCPDeviceObject);
if (UDPDeviceObject)
IoDeleteDevice(UDPDeviceObject);
if (RawIPDeviceObject)
IoDeleteDevice(RawIPDeviceObject);
if (IPDeviceObject) {
ChewShutdown();
IoDeleteDevice(IPDeviceObject);
}
if (EntityList)
ExFreePoolWithTag(EntityList, TDI_ENTITY_TAG);
TI_DbgPrint(MAX_TRACE, ("[TCPIP, TiUnload] Leaving.\n"));
}
NTSTATUS NTAPI
TiDispatch(
PDEVICE_OBJECT DeviceObject,
PIRP Irp)
/*
* FUNCTION: Dispatch routine for IRP_MJ_DEVICE_CONTROL requests
* ARGUMENTS:
* DeviceObject = Pointer to a device object for this driver
* Irp = Pointer to a I/O request packet
* RETURNS:
* Status of the operation
*/
{
NTSTATUS Status;
PIO_STACK_LOCATION IrpSp;
IrpSp = IoGetCurrentIrpStackLocation(Irp);
TI_DbgPrint(DEBUG_IRP, ("[TCPIP, TiDispatch] Called. IRP is at (0x%X).\n", Irp));
Irp->IoStatus.Information = 0;
#if 0
Status = TdiMapUserRequest(DeviceObject, Irp, IrpSp);
if (NT_SUCCESS(Status)) {
TiDispatchInternal(DeviceObject, Irp);
Status = STATUS_PENDING;
} else {
#else
if (TRUE) {
#endif
/* See if this request is TCP/IP specific */
switch (IrpSp->Parameters.DeviceIoControl.IoControlCode) {
case IOCTL_TCP_QUERY_INFORMATION_EX:
TI_DbgPrint(MIN_TRACE, ("TCP_QUERY_INFORMATION_EX\n"));
Status = DispTdiQueryInformationEx(Irp, IrpSp);
break;
case IOCTL_TCP_SET_INFORMATION_EX:
TI_DbgPrint(MIN_TRACE, ("TCP_SET_INFORMATION_EX\n"));
Status = DispTdiSetInformationEx(Irp, IrpSp);
break;
case IOCTL_SET_IP_ADDRESS:
TI_DbgPrint(MIN_TRACE, ("SET_IP_ADDRESS\n"));
Status = DispTdiSetIPAddress(Irp, IrpSp);
break;
case IOCTL_DELETE_IP_ADDRESS:
TI_DbgPrint(MIN_TRACE, ("DELETE_IP_ADDRESS\n"));
Status = DispTdiDeleteIPAddress(Irp, IrpSp);
break;
case IOCTL_QUERY_IP_HW_ADDRESS:
TI_DbgPrint(MIN_TRACE, ("QUERY_IP_HW_ADDRESS\n"));
Status = DispTdiQueryIpHwAddress(DeviceObject, Irp, IrpSp);
break;
default:
TI_DbgPrint(MIN_TRACE, ("Unknown IOCTL 0x%X\n",
IrpSp->Parameters.DeviceIoControl.IoControlCode));
Status = STATUS_NOT_IMPLEMENTED;
break;
}
}
TI_DbgPrint(DEBUG_IRP, ("[TCPIP, TiDispatch] Leaving. Status = (0x%X).\n", Status));
return IRPFinish( Irp, Status );
}
VOID NTAPI TiUnload(
PDRIVER_OBJECT DriverObject)
/*
* FUNCTION: Unloads the driver
* ARGUMENTS:
* DriverObject = Pointer to driver object created by the system
*/
{
#if DBG
KIRQL OldIrql;
TcpipAcquireSpinLock(&AddressFileListLock, &OldIrql);
if (!IsListEmpty(&AddressFileListHead)) {
TI_DbgPrint(MIN_TRACE, ("[TCPIP, TiUnload] Called. Open address file objects exists.\n"));
}
TcpipReleaseSpinLock(&AddressFileListLock, OldIrql);
#endif
/* Cancel timer */
KeCancelTimer(&IPTimer);
/* Unregister loopback adapter */
LoopUnregisterAdapter(NULL);
/* Unregister protocol with NDIS */
LANUnregisterProtocol();
/* Shutdown transport level protocol subsystems */
TCPShutdown();
UDPShutdown();
RawIPShutdown();
ICMPShutdown();
/* Shutdown network level protocol subsystem */
IPShutdown();
/* Free NDIS buffer descriptors */
if (GlobalBufferPool)
NdisFreeBufferPool(GlobalBufferPool);
/* Free NDIS packet descriptors */
if (GlobalPacketPool)
NdisFreePacketPool(GlobalPacketPool);
/* Release all device objects */
if (TCPDeviceObject)
IoDeleteDevice(TCPDeviceObject);
if (UDPDeviceObject)
IoDeleteDevice(UDPDeviceObject);
if (RawIPDeviceObject)
IoDeleteDevice(RawIPDeviceObject);
if (IPDeviceObject) {
ChewShutdown();
IoDeleteDevice(IPDeviceObject);
}
if (EntityList)
ExFreePoolWithTag(EntityList, TDI_ENTITY_TAG);
TI_DbgPrint(MAX_TRACE, ("[TCPIP, TiUnload] Leaving.\n"));
}