static NDIS_STATUS
ReceiverInitializeBuffers(PRECEIVER Receiver)
{
NDIS_STATUS Status;
/* We must always be able to allocate a packet from DoRxPacket. */
NdisAllocatePacketPoolEx(
&Status,
&Receiver->RecvPacketPool,
XENNET_MAX_RFDS,
0xffff - XENNET_MAX_RFDS,
PROTOCOL_RESERVED_SIZE_IN_PACKET);
if (Status != NDIS_STATUS_SUCCESS)
return Status;
return ReceiverCommonInitializeBuffers(&Receiver->Common);
}
VOID
natpBindAdapter(
OUT PNDIS_STATUS Status,
IN NDIS_HANDLE BindContext,
IN PNDIS_STRING DeviceName,
IN PVOID SystemSpecific1,
IN PVOID SystemSpecific2
)
{
NDIS_HANDLE ConfigHandle = NULL;
PNDIS_CONFIGURATION_PARAMETER Param;
NDIS_STRING DeviceStr = UPPER_BINDINGS;
PFILTER_ADAPTER pAdapt = NULL;
NDIS_STATUS Sts;
UINT MediumIndex, i;
ULONG TotalSize;
WCHAR DevicePrefix[] = L"\\Device\\";
UNREFERENCED_PARAMETER(BindContext);
UNREFERENCED_PARAMETER(SystemSpecific2);
__try{
NdisOpenProtocolConfiguration(
Status,
&ConfigHandle,
SystemSpecific1
);
if (*Status != NDIS_STATUS_SUCCESS)
__leave;
NdisReadConfiguration(
Status,
&Param,
ConfigHandle,
&DeviceStr,
NdisParameterString
);
if (*Status != NDIS_STATUS_SUCCESS)
__leave;
TotalSize = sizeof(FILTER_ADAPTER) + Param->ParameterData.StringData.MaximumLength + DeviceName->MaximumLength;
NdisAllocateMemoryWithTag(&pAdapt, TotalSize, NAT_TAG);
if (NULL == pAdapt){
*Status = NDIS_STATUS_RESOURCES;
__leave;
}
NdisZeroMemory(pAdapt, TotalSize);
pAdapt->DeviceName.MaximumLength = Param->ParameterData.StringData.MaximumLength;
pAdapt->DeviceName.Length = Param->ParameterData.StringData.Length;
pAdapt->DeviceName.Buffer = (PWCHAR)((ULONG_PTR)pAdapt + sizeof(FILTER_ADAPTER));
NdisMoveMemory(
pAdapt->DeviceName.Buffer,
Param->ParameterData.StringData.Buffer,
Param->ParameterData.StringData.MaximumLength
);
if(sizeof(DevicePrefix) >= DeviceName->Length){
}else{
pAdapt->RootDeviceName.MaximumLength = DeviceName->MaximumLength;
pAdapt->RootDeviceName.Length = DeviceName->Length - sizeof(DevicePrefix) + sizeof(WCHAR);
pAdapt->RootDeviceName.Buffer = (PWCHAR)((ULONG_PTR)pAdapt + sizeof(FILTER_ADAPTER) + Param->ParameterData.StringData.MaximumLength);
NdisMoveMemory(
pAdapt->RootDeviceName.Buffer,
DeviceName->Buffer + sizeof(DevicePrefix)/sizeof(WCHAR) - 1,
DeviceName->MaximumLength - sizeof(DevicePrefix)/sizeof(WCHAR) + 1
);
}
NdisInitializeEvent(&pAdapt->Event);
NdisAllocateSpinLock(&pAdapt->Lock);
natInitControlBlock(&pAdapt->ctrl);
NdisAllocatePacketPoolEx(
Status,
&pAdapt->SndPP1,
MIN_PACKET_POOL_SIZE,
MAX_PACKET_POOL_SIZE,
PROTOCOL_RESERVED_SIZE_IN_PACKET
);
if (*Status != NDIS_STATUS_SUCCESS)
__leave;
NdisAllocatePacketPoolEx(
Status,
&pAdapt->SndPP2,
MIN_PACKET_POOL_SIZE,
MAX_PACKET_POOL_SIZE,
PROTOCOL_RESERVED_SIZE_IN_PACKET
);
if (*Status != NDIS_STATUS_SUCCESS)
__leave;
NdisAllocateBufferPool(
Status,
&pAdapt->SndBP,
MIN_PACKET_POOL_SIZE
);
if ( *Status != NDIS_STATUS_SUCCESS )
__leave;
NdisAllocatePacketPoolEx(
Status,
&pAdapt->RcvPP1,
MIN_PACKET_POOL_SIZE,
MAX_PACKET_POOL_SIZE - MIN_PACKET_POOL_SIZE,
PROTOCOL_RESERVED_SIZE_IN_PACKET
);
if (*Status != NDIS_STATUS_SUCCESS)
__leave;
NdisAllocatePacketPoolEx(
Status,
&pAdapt->RcvPP2,
MIN_PACKET_POOL_SIZE,
MAX_PACKET_POOL_SIZE - MIN_PACKET_POOL_SIZE,
PROTOCOL_RESERVED_SIZE_IN_PACKET
);
if (*Status != NDIS_STATUS_SUCCESS)
__leave;
NdisAllocateBufferPool(
Status,
&pAdapt->RcvBP,
MIN_PACKET_POOL_SIZE
);
if ( *Status != NDIS_STATUS_SUCCESS )
__leave;
NdisOpenAdapter(
Status,
&Sts,
&pAdapt->BindingHandle,
&MediumIndex,
MediumArray,
sizeof(MediumArray)/sizeof(NDIS_MEDIUM),
ProtHandle,
pAdapt,
DeviceName,
0,NULL
);
if (*Status == NDIS_STATUS_PENDING){
NdisWaitEvent(&pAdapt->Event, 0);
*Status = pAdapt->Status;
}
if (*Status != NDIS_STATUS_SUCCESS)
__leave;
pAdapt->Medium = MediumArray[MediumIndex];
pAdapt->MiniportInitPending = TRUE;
NdisInitializeEvent(&pAdapt->MiniportInitEvent);
*Status =
NdisIMInitializeDeviceInstanceEx(
DriverHandle,
&pAdapt->DeviceName,
pAdapt
);
if (*Status != NDIS_STATUS_SUCCESS)
__leave;
StartQueryInfo( pAdapt );
} __finally{
}
if (ConfigHandle != NULL)
NdisCloseConfiguration(ConfigHandle);
if(NDIS_STATUS_SUCCESS != *Status){
if (pAdapt != NULL){
if (pAdapt->BindingHandle != NULL){
NDIS_STATUS LocalStatus;
NdisResetEvent(&pAdapt->Event);
NdisCloseAdapter(&LocalStatus, pAdapt->BindingHandle);
pAdapt->BindingHandle = NULL;
if (LocalStatus == NDIS_STATUS_PENDING){
NdisWaitEvent(&pAdapt->Event, 0);
LocalStatus = pAdapt->Status;
}
}
natFreeAllItems(&pAdapt->ctrl);
natFreeAllFwSessionsAndRules(&pAdapt->ctrl);
for(i = 0;i<FLT_FW_SESSION_HASH_TBL_SZ;i++)
NdisFreeSpinLock(pAdapt->ctrl.FwSessionLocks + i);
NdisFreeSpinLock(&pAdapt->ctrl.IcmpRuleLock);
NdisFreeSpinLock(&pAdapt->ctrl.UdpRuleLock);
NdisFreeSpinLock(&pAdapt->ctrl.TcpRuleLock);
natmFreeAllPacketPools(pAdapt);
NdisFreeSpinLock(&pAdapt->Lock);
NdisFreeMemory(pAdapt, 0, 0);
pAdapt = NULL;
}
}
}
/******************************************************************************
*
* Name: AllocateRxQ()
*
* Description: Allocate Rx Buffer
*
* Arguments: PMRVDRV_ADAPTER Adapter
*
* Return Value: NDIS_STATUS_SUCCESS or NDIS_STATUS_FAILURE
*
* Notes:
*
*****************************************************************************/
NDIS_STATUS AllocateRxQ(
IN PMRVDRV_ADAPTER Adapter
)
{
ULONG i;
NDIS_STATUS tStatus;
BOOLEAN bSuccess = TRUE;
PACKET_QUEUE_NODE **pNode;
PNDIS_PACKET_OOB_DATA pOOB;
/// Initialize rx-related variables
Adapter->RxBufferPoolHandle =
Adapter->RxPacketPoolHandle = NULL;
//
InitializeQKeeper(&Adapter->RxPacketFreeQueue);
//
for ( i=0; i < MRVDRV_NUM_RX_PKT_IN_QUEUE; i++ )
{
Adapter->pRxBufVM[i] = NULL;
Adapter->pRxBuffer[i] = NULL;
Adapter->pRxPacket[i] = NULL;
}
/// Allocate all needed memory space
do
{
// packet pool
NdisAllocatePacketPoolEx(
&tStatus,
&Adapter->RxPacketPoolHandle,
MRVDRV_NUM_RX_PKT_IN_QUEUE,
MRVDRV_NUM_RX_PKT_IN_QUEUE,
PROTOCOL_RESERVED_SIZE_IN_PACKET);
if ( tStatus != NDIS_STATUS_SUCCESS )
{
DBGPRINT(DBG_LOAD | DBG_ERROR,
(L"Unable to allocate packet pool!\n"));
return tStatus;
}
// buffer pool
NdisAllocateBufferPool(
&tStatus,
&Adapter->RxBufferPoolHandle,
MRVDRV_NUM_RX_PKT_IN_QUEUE);
if ( tStatus != NDIS_STATUS_SUCCESS )
{
DBGPRINT(DBG_LOAD | DBG_ERROR,
(L"Unable to allocate buffer pool!\n"));
bSuccess = FALSE;
break;
}
// assign space to used three array
for ( i=0; i < MRVDRV_NUM_RX_PKT_IN_QUEUE; i++ )
{
// data payload space array
tStatus = NdisAllocateMemoryWithTag(
&Adapter->pRxBufVM[i],
MRVDRV_ETH_RX_PACKET_BUFFER_SIZE,
MRVDRV_MEMORY_TAG);
//to hide unused packet header ahead of pointer.
//(ULONG)Adapter->pRxBufVM[i] += (sizeof(RxPD)+sizeof(pkt.Len)+sizeof(pkt.Type));
(ULONG)Adapter->pRxBufVM[i] += MRVDRV_ETH_RX_HIDDEN_HEADER_SIZE;
if ( tStatus != NDIS_STATUS_SUCCESS )
{
bSuccess = FALSE;
break;
}
// buffer array
NdisAllocateBuffer(
&tStatus,
&Adapter->pRxBuffer[i],
Adapter->RxBufferPoolHandle,
Adapter->pRxBufVM[i],
(MRVDRV_ETH_RX_PACKET_BUFFER_SIZE-MRVDRV_ETH_RX_HIDDEN_HEADER_SIZE));
if ( tStatus != NDIS_STATUS_SUCCESS )
{
bSuccess = FALSE;
break;
}
// packet array
NdisAllocatePacket(
&tStatus,
&Adapter->pRxPacket[i],
Adapter->RxPacketPoolHandle);
if ( tStatus != NDIS_STATUS_SUCCESS )
{
bSuccess = FALSE;
break;
}
// init OBB space
pOOB = NDIS_OOB_DATA_FROM_PACKET(Adapter->pRxPacket[i]);
NdisZeroMemory(pOOB, sizeof(NDIS_PACKET_OOB_DATA));
NDIS_SET_PACKET_HEADER_SIZE(Adapter->pRxPacket[i], MRVDRV_ETH_HEADER_SIZE);
// chain the packet and buffer
NdisChainBufferAtFront(Adapter->pRxPacket[i],
Adapter->pRxBuffer[i]);
// fill packet node
Adapter->RxPacketQueueNode[i].pPacket = Adapter->pRxPacket[i];
pNode = (PACKET_QUEUE_NODE **)Adapter->pRxPacket[i]->MiniportReserved;
*pNode = &Adapter->RxPacketQueueNode[i];
// insert to free queue
InsertQNodeAtTail(&Adapter->RxPacketFreeQueue, &Adapter->RxPacketQueueNode[i]);
} // end of for(;;)
} while (0);
if ( ! bSuccess )
{
// clean up all
FreeRxQ(Adapter);
return NDIS_STATUS_FAILURE;
}
Adapter->sNumOutstandingRxPacket = 0;
return NDIS_STATUS_SUCCESS;
}
VOID
PtBindAdapter(
OUT PNDIS_STATUS Status,
IN NDIS_HANDLE BindContext,
IN PNDIS_STRING DeviceName,
IN PVOID SystemSpecific1,
IN PVOID SystemSpecific2
)
/*++
Routine Description:
Called by NDIS to bind to a miniport below.
Arguments:
Status - Return status of bind here.
BindContext - Can be passed to NdisCompleteBindAdapter if this call is pended.
DeviceName - Device name to bind to. This is passed to NdisOpenAdapter.
SystemSpecific1 - Can be passed to NdisOpenProtocolConfiguration to read per-binding information
SystemSpecific2 - Unused
Return Value:
NDIS_STATUS_PENDING if this call is pended. In this case call NdisCompleteBindAdapter
to complete.
Anything else Completes this call synchronously
--*/
{
NDIS_HANDLE ConfigHandle = NULL;
PNDIS_CONFIGURATION_PARAMETER Param;
NDIS_STRING DeviceStr = NDIS_STRING_CONST("UpperBindings");
PADAPT pAdapt = NULL;
NDIS_STATUS Sts;
UINT MediumIndex;
ULONG TotalSize;
PNDIS_CONFIGURATION_PARAMETER BundleParam;
NDIS_STRING BundleStr = NDIS_STRING_CONST("BundleId");
NDIS_STATUS BundleStatus;
DBGPRINT(("==> Protocol BindAdapter\n"));
do
{
//
// Access the configuration section for our binding-specific
// parameters.
//
NdisOpenProtocolConfiguration(Status,
&ConfigHandle,
SystemSpecific1);
if (*Status != NDIS_STATUS_SUCCESS)
{
break;
}
//
// Read the "UpperBindings" reserved key that contains a list
// of device names representing our miniport instances corresponding
// to this lower binding. Since this is a 1:1 IM driver, this key
// contains exactly one name.
//
// If we want to implement a N:1 mux driver (N adapter instances
// over a single lower binding), then UpperBindings will be a
// MULTI_SZ containing a list of device names - we would loop through
// this list, calling NdisIMInitializeDeviceInstanceEx once for
// each name in it.
//
NdisReadConfiguration(Status,
&Param,
ConfigHandle,
&DeviceStr,
NdisParameterString);
if (*Status != NDIS_STATUS_SUCCESS)
{
break;
}
//
// Allocate memory for the Adapter structure. This represents both the
// protocol context as well as the adapter structure when the miniport
// is initialized.
//
// In addition to the base structure, allocate space for the device
// instance string.
//
TotalSize = sizeof(ADAPT) + Param->ParameterData.StringData.MaximumLength;
NdisAllocateMemoryWithTag(&pAdapt, TotalSize, TAG);
if (pAdapt == NULL)
{
*Status = NDIS_STATUS_RESOURCES;
break;
}
//
// Initialize the adapter structure. We copy in the IM device
// name as well, because we may need to use it in a call to
// NdisIMCancelInitializeDeviceInstance. The string returned
// by NdisReadConfiguration is active (i.e. available) only
// for the duration of this call to our BindAdapter handler.
//
NdisZeroMemory(pAdapt, TotalSize);
pAdapt->DeviceName.MaximumLength = Param->ParameterData.StringData.MaximumLength;
pAdapt->DeviceName.Length = Param->ParameterData.StringData.Length;
pAdapt->DeviceName.Buffer = (PWCHAR)((ULONG_PTR)pAdapt + sizeof(ADAPT));
NdisMoveMemory(pAdapt->DeviceName.Buffer,
Param->ParameterData.StringData.Buffer,
Param->ParameterData.StringData.MaximumLength);
NdisInitializeEvent(&pAdapt->Event);
//
// Allocate a packet pool for sends. We need this to pass sends down.
// We cannot use the same packet descriptor that came down to our send
// handler (see also NDIS 5.1 packet stacking).
//
NdisAllocatePacketPoolEx(Status,
&pAdapt->SendPacketPoolHandle,
MIN_PACKET_POOL_SIZE,
MAX_PACKET_POOL_SIZE - MIN_PACKET_POOL_SIZE,
sizeof(SEND_RSVD));
if (*Status != NDIS_STATUS_SUCCESS)
{
break;
}
//
// Allocate a packet pool for receives. We need this to indicate receives.
// Same consideration as sends (see also NDIS 5.1 packet stacking).
//
NdisAllocatePacketPoolEx(Status,
&pAdapt->RecvPacketPoolHandle,
MIN_PACKET_POOL_SIZE,
MAX_PACKET_POOL_SIZE - MIN_PACKET_POOL_SIZE,
PROTOCOL_RESERVED_SIZE_IN_PACKET);
if (*Status != NDIS_STATUS_SUCCESS)
{
break;
}
//
// Now open the adapter below and complete the initialization
//
NdisOpenAdapter(Status,
&Sts,
&pAdapt->BindingHandle,
&MediumIndex,
MediumArray,
sizeof(MediumArray)/sizeof(NDIS_MEDIUM),
ProtHandle,
pAdapt,
DeviceName,
0,
NULL);
if (*Status == NDIS_STATUS_PENDING)
{
NdisWaitEvent(&pAdapt->Event, 0);
*Status = pAdapt->Status;
}
if (*Status != NDIS_STATUS_SUCCESS)
{
break;
}
pAdapt->Medium = MediumArray[MediumIndex];
//
// Now ask NDIS to initialize our miniport (upper) edge.
// Set the flag below to synchronize with a possible call
// to our protocol Unbind handler that may come in before
// our miniport initialization happens.
//
pAdapt->MiniportInitPending = TRUE;
NdisInitializeEvent(&pAdapt->MiniportInitEvent);
*Status = NdisIMInitializeDeviceInstanceEx(DriverHandle,
&pAdapt->DeviceName,
pAdapt);
if (*Status != NDIS_STATUS_SUCCESS)
{
DBGPRINT(("BindAdapter: Adapt %p, IMInitializeDeviceInstance error %x\n",
pAdapt, *Status));
break;
}
} while(FALSE);
//
// Close the configuration handle now - see comments above with
// the call to NdisIMInitializeDeviceInstanceEx.
//
if (ConfigHandle != NULL)
{
NdisCloseConfiguration(ConfigHandle);
}
if (*Status != NDIS_STATUS_SUCCESS)
{
if (pAdapt != NULL)
{
if (pAdapt->BindingHandle != NULL)
{
NDIS_STATUS LocalStatus;
//
// Close the binding we opened above.
//
NdisCloseAdapter(&LocalStatus, pAdapt->BindingHandle);
pAdapt->BindingHandle = NULL;
if (LocalStatus == NDIS_STATUS_PENDING)
{
NdisWaitEvent(&pAdapt->Event, 0);
LocalStatus = pAdapt->Status;
}
}
if (pAdapt->SendPacketPoolHandle != NULL)
{
NdisFreePacketPool(pAdapt->SendPacketPoolHandle);
}
if (pAdapt->RecvPacketPoolHandle != NULL)
{
NdisFreePacketPool(pAdapt->RecvPacketPoolHandle);
}
NdisFreeMemory(pAdapt, sizeof(ADAPT), 0);
pAdapt = NULL;
}
}
DBGPRINT(("<== Protocol BindAdapter: pAdapt %p, Status %x\n", pAdapt, *Status));
}
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));
DbgPrint("TiDispatch Called. DeviceObject is at (0x%X), IRP is at (0x%X).\n", DeviceObject, 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;
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 );
}
NTSTATUS
DriverEntry(
PDRIVER_OBJECT DriverObject,
PUNICODE_STRING RegistryPath)
{
NTSTATUS Status;
UNICODE_STRING strIpDeviceName = RTL_CONSTANT_STRING(DD_IP_DEVICE_NAME);
UNICODE_STRING strRawDeviceName = RTL_CONSTANT_STRING(DD_RAWIP_DEVICE_NAME);
UNICODE_STRING strUdpDeviceName = RTL_CONSTANT_STRING(DD_UDP_DEVICE_NAME);
UNICODE_STRING strTcpDeviceName = RTL_CONSTANT_STRING(DD_TCP_DEVICE_NAME);
UNICODE_STRING strNdisDeviceName = RTL_CONSTANT_STRING(TCPIP_PROTOCOL_NAME);
NDIS_STATUS NdisStatus;
LARGE_INTEGER DueTime;
TI_DbgPrint(MAX_TRACE, ("[TCPIP, DriverEntry] \n"));
//_asm int 3;
KdPrint(("driver entery..................\n"));
/* TdiInitialize() ? */
/* FIXME: Create symbolic links in Win32 namespace */
/* Initialize our periodic timer and its associated DPC object. When the
timer expires, the IPTimeout deferred procedure call (DPC) is queued */
KeInitializeDpc(&IPTimeoutDpc, IPTimeoutDpcFn, NULL);
KeInitializeTimer(&IPTimer);
/* Create IP device object */
Status = IoCreateDevice(DriverObject, 0, &strIpDeviceName,
FILE_DEVICE_NETWORK, 0, FALSE, &IPDeviceObject);
if (!NT_SUCCESS(Status)) {
TI_DbgPrint(MIN_TRACE, ("Failed to create IP device object. Status (0x%X).\n", Status));
TiUnload(DriverObject);
return Status;
}
ChewInit( IPDeviceObject );
/* Create RawIP device object */
Status = IoCreateDevice(DriverObject, 0, &strRawDeviceName,
FILE_DEVICE_NETWORK, 0, FALSE, &RawIPDeviceObject);
if (!NT_SUCCESS(Status)) {
TI_DbgPrint(MIN_TRACE, ("Failed to create RawIP device object. Status (0x%X).\n", Status));
TiUnload(DriverObject);
return Status;
}
/* Create UDP device object */
Status = IoCreateDevice(DriverObject, 0, &strUdpDeviceName,
FILE_DEVICE_NETWORK, 0, FALSE, &UDPDeviceObject);
if (!NT_SUCCESS(Status)) {
TI_DbgPrint(MIN_TRACE, ("Failed to create UDP device object. Status (0x%X).\n", Status));
TiUnload(DriverObject);
return Status;
}
/* Create TCP device object */
Status = IoCreateDevice(DriverObject, 0, &strTcpDeviceName,
FILE_DEVICE_NETWORK, 0, FALSE, &TCPDeviceObject);
if (!NT_SUCCESS(Status)) {
TI_DbgPrint(MIN_TRACE, ("Failed to create TCP device object. Status (0x%X).\n", Status));
TiUnload(DriverObject);
return Status;
}
/* Setup network layer and transport layer entities */
KeInitializeSpinLock(&EntityListLock);
EntityList = ExAllocatePoolWithTag(NonPagedPool,
sizeof(TDIEntityID) * MAX_TDI_ENTITIES,
TDI_ENTITY_TAG );
if (!EntityList) {
TI_DbgPrint(MIN_TRACE, ("Insufficient resources.\n"));
TiUnload(DriverObject);
return STATUS_INSUFFICIENT_RESOURCES;
}
EntityCount = 0;
EntityMax = MAX_TDI_ENTITIES;
/* Allocate NDIS packet descriptors */
NdisAllocatePacketPoolEx(&NdisStatus, &GlobalPacketPool, 500, 1500, sizeof(PACKET_CONTEXT));
if (NdisStatus != NDIS_STATUS_SUCCESS) {
TiUnload(DriverObject);
return STATUS_INSUFFICIENT_RESOURCES;
}
/* Allocate NDIS buffer descriptors */
NdisAllocateBufferPool(&NdisStatus, &GlobalBufferPool, 2000);
if (NdisStatus != NDIS_STATUS_SUCCESS) {
TiUnload(DriverObject);
return STATUS_INSUFFICIENT_RESOURCES;
}
/* Initialize address file list and protecting spin lock */
InitializeListHead(&AddressFileListHead);
KeInitializeSpinLock(&AddressFileListLock);
/* Initialize connection endpoint list and protecting spin lock */
InitializeListHead(&ConnectionEndpointListHead);
KeInitializeSpinLock(&ConnectionEndpointListLock);
/* Initialize interface list and protecting spin lock */
InitializeListHead(&InterfaceListHead);
KeInitializeSpinLock(&InterfaceListLock);
/* Initialize network level protocol subsystem */
IPStartup(RegistryPath);
/* Initialize transport level protocol subsystems */
Status = RawIPStartup();
if( !NT_SUCCESS(Status) ) {
TiUnload(DriverObject);
return Status;
}
Status = UDPStartup();
if( !NT_SUCCESS(Status) ) {
TiUnload(DriverObject);
return Status;
}
Status = TCPStartup();
if( !NT_SUCCESS(Status) ) {
TiUnload(DriverObject);
return Status;
}
Status = ICMPStartup();
if( !NT_SUCCESS(Status) ) {
TiUnload(DriverObject);
return Status;
}
/* Use direct I/O */
IPDeviceObject->Flags |= DO_DIRECT_IO;
RawIPDeviceObject->Flags |= DO_DIRECT_IO;
UDPDeviceObject->Flags |= DO_DIRECT_IO;
TCPDeviceObject->Flags |= DO_DIRECT_IO;
/* Initialize the driver object with this driver's entry points */
DriverObject->MajorFunction[IRP_MJ_CREATE] = TiDispatchOpenClose;
DriverObject->MajorFunction[IRP_MJ_CLOSE] = TiDispatchOpenClose;
DriverObject->MajorFunction[IRP_MJ_INTERNAL_DEVICE_CONTROL] = TiDispatchInternal;
DriverObject->MajorFunction[IRP_MJ_DEVICE_CONTROL] = TiDispatch;
DriverObject->DriverUnload = TiUnload;
/* Open loopback adapter */
Status = LoopRegisterAdapter(NULL, NULL);
if (!NT_SUCCESS(Status)) {
TI_DbgPrint(MIN_TRACE, ("Failed to create loopback adapter. Status (0x%X).\n", Status));
TiUnload(DriverObject);
return Status;
}
/* Register protocol with NDIS */
/* This used to be IP_DEVICE_NAME but the DDK says it has to match your entry in the SCM */
Status = LANRegisterProtocol(&strNdisDeviceName);
if (!NT_SUCCESS(Status)) {
TI_DbgPrint(MIN_TRACE,("Failed to register protocol with NDIS; status 0x%x\n", Status));
TiWriteErrorLog(
DriverObject,
EVENT_TRANSPORT_REGISTER_FAILED,
TI_ERROR_DRIVERENTRY,
Status,
NULL,
0,
NULL);
TiUnload(DriverObject);
return Status;
}
/* Start the periodic timer with an initial and periodic
relative expiration time of IP_TIMEOUT milliseconds */
DueTime.QuadPart = -(LONGLONG)IP_TIMEOUT * 10000;
KeSetTimerEx(&IPTimer, DueTime, IP_TIMEOUT, &IPTimeoutDpc);
TI_DbgPrint(MAX_TRACE, ("[TCPIP, DriverEntry] Finished\n"));
return STATUS_SUCCESS;
}
NTSTATUS NTAPI
DriverEntry(
PDRIVER_OBJECT DriverObject,
PUNICODE_STRING RegistryPath)
/*
* FUNCTION: Main driver entry point
* ARGUMENTS:
* DriverObject = Pointer to a driver object for this driver
* RegistryPath = Registry node for configuration parameters
* RETURNS:
* Status of driver initialization
*/
{
NTSTATUS Status;
UNICODE_STRING strIpDeviceName = RTL_CONSTANT_STRING(DD_IP_DEVICE_NAME);
UNICODE_STRING strRawDeviceName = RTL_CONSTANT_STRING(DD_RAWIP_DEVICE_NAME);
UNICODE_STRING strUdpDeviceName = RTL_CONSTANT_STRING(DD_UDP_DEVICE_NAME);
UNICODE_STRING strTcpDeviceName = RTL_CONSTANT_STRING(DD_TCP_DEVICE_NAME);
UNICODE_STRING strNdisDeviceName = RTL_CONSTANT_STRING(TCPIP_PROTOCOL_NAME);
NDIS_STATUS NdisStatus;
LARGE_INTEGER DueTime;
TI_DbgPrint(MAX_TRACE, ("[TCPIP, DriverEntry] Called\n"));
/* TdiInitialize() ? */
/* FIXME: Create symbolic links in Win32 namespace */
/* Initialize our periodic timer and its associated DPC object. When the
timer expires, the IPTimeout deferred procedure call (DPC) is queued */
KeInitializeDpc(&IPTimeoutDpc, IPTimeoutDpcFn, NULL);
KeInitializeTimer(&IPTimer);
/* Create IP device object */
Status = IoCreateDevice(DriverObject, 0, &strIpDeviceName,
FILE_DEVICE_NETWORK, 0, FALSE, &IPDeviceObject);
if (!NT_SUCCESS(Status)) {
TI_DbgPrint(MIN_TRACE, ("Failed to create IP device object. Status (0x%X).\n", Status));
TiUnload(DriverObject);
return Status;
}
ChewInit( IPDeviceObject );
/* Create RawIP device object */
Status = IoCreateDevice(DriverObject, 0, &strRawDeviceName,
FILE_DEVICE_NETWORK, 0, FALSE, &RawIPDeviceObject);
if (!NT_SUCCESS(Status)) {
TI_DbgPrint(MIN_TRACE, ("Failed to create RawIP device object. Status (0x%X).\n", Status));
TiUnload(DriverObject);
return Status;
}
/* Create UDP device object */
Status = IoCreateDevice(DriverObject, 0, &strUdpDeviceName,
FILE_DEVICE_NETWORK, 0, FALSE, &UDPDeviceObject);
if (!NT_SUCCESS(Status)) {
TI_DbgPrint(MIN_TRACE, ("Failed to create UDP device object. Status (0x%X).\n", Status));
TiUnload(DriverObject);
return Status;
}
/* Create TCP device object */
Status = IoCreateDevice(DriverObject, 0, &strTcpDeviceName,
FILE_DEVICE_NETWORK, 0, FALSE, &TCPDeviceObject);
if (!NT_SUCCESS(Status)) {
TI_DbgPrint(MIN_TRACE, ("Failed to create TCP device object. Status (0x%X).\n", Status));
TiUnload(DriverObject);
return Status;
}
/* Setup network layer and transport layer entities */
KeInitializeSpinLock(&EntityListLock);
EntityList = ExAllocatePoolWithTag(NonPagedPool,
sizeof(TDIEntityID) * MAX_TDI_ENTITIES,
TDI_ENTITY_TAG );
if (!EntityList) {
TI_DbgPrint(MIN_TRACE, ("Insufficient resources.\n"));
TiUnload(DriverObject);
return STATUS_INSUFFICIENT_RESOURCES;
}
EntityCount = 0;
EntityMax = MAX_TDI_ENTITIES;
/* Allocate NDIS packet descriptors */
NdisAllocatePacketPoolEx(&NdisStatus, &GlobalPacketPool, 500, 1500, sizeof(PACKET_CONTEXT));
if (NdisStatus != NDIS_STATUS_SUCCESS) {
TiUnload(DriverObject);
return STATUS_INSUFFICIENT_RESOURCES;
}
/* Allocate NDIS buffer descriptors */
NdisAllocateBufferPool(&NdisStatus, &GlobalBufferPool, 2000);
if (NdisStatus != NDIS_STATUS_SUCCESS) {
TiUnload(DriverObject);
return STATUS_INSUFFICIENT_RESOURCES;
}
/* Initialize address file list and protecting spin lock */
InitializeListHead(&AddressFileListHead);
KeInitializeSpinLock(&AddressFileListLock);
/* Initialize connection endpoint list and protecting spin lock */
InitializeListHead(&ConnectionEndpointListHead);
KeInitializeSpinLock(&ConnectionEndpointListLock);
/* Initialize interface list and protecting spin lock */
InitializeListHead(&InterfaceListHead);
KeInitializeSpinLock(&InterfaceListLock);
/* Initialize network level protocol subsystem */
IPStartup(RegistryPath);
/* Initialize transport level protocol subsystems */
Status = RawIPStartup();
if( !NT_SUCCESS(Status) ) {
TiUnload(DriverObject);
return Status;
}
Status = UDPStartup();
if( !NT_SUCCESS(Status) ) {
TiUnload(DriverObject);
return Status;
}
Status = TCPStartup();
if( !NT_SUCCESS(Status) ) {
TiUnload(DriverObject);
return Status;
}
Status = ICMPStartup();
if( !NT_SUCCESS(Status) ) {
TiUnload(DriverObject);
return Status;
}
/* Use direct I/O */
IPDeviceObject->Flags |= DO_DIRECT_IO;
RawIPDeviceObject->Flags |= DO_DIRECT_IO;
UDPDeviceObject->Flags |= DO_DIRECT_IO;
TCPDeviceObject->Flags |= DO_DIRECT_IO;
/* Initialize the driver object with this driver's entry points */
DriverObject->MajorFunction[IRP_MJ_CREATE] = TiDispatchOpenClose;
DriverObject->MajorFunction[IRP_MJ_CLOSE] = TiDispatchOpenClose;
DriverObject->MajorFunction[IRP_MJ_INTERNAL_DEVICE_CONTROL] = TiDispatchInternal;
DriverObject->MajorFunction[IRP_MJ_DEVICE_CONTROL] = TiDispatch;
DriverObject->DriverUnload = TiUnload;
/* Open loopback adapter */
Status = LoopRegisterAdapter(NULL, NULL);
if (!NT_SUCCESS(Status)) {
TI_DbgPrint(MIN_TRACE, ("Failed to create loopback adapter. Status (0x%X).\n", Status));
TiUnload(DriverObject);
return Status;
}
/* Register protocol with NDIS */
/* This used to be IP_DEVICE_NAME but the DDK says it has to match your entry in the SCM */
Status = LANRegisterProtocol(&strNdisDeviceName);
if (!NT_SUCCESS(Status)) {
TI_DbgPrint(MIN_TRACE,("Failed to register protocol with NDIS; status 0x%x\n", Status));
TiWriteErrorLog(
DriverObject,
EVENT_TRANSPORT_REGISTER_FAILED,
TI_ERROR_DRIVERENTRY,
Status,
NULL,
0,
NULL);
TiUnload(DriverObject);
return Status;
}
/* Start the periodic timer with an initial and periodic
relative expiration time of IP_TIMEOUT milliseconds */
DueTime.QuadPart = -(LONGLONG)IP_TIMEOUT * 10000;
KeSetTimerEx(&IPTimer, DueTime, IP_TIMEOUT, &IPTimeoutDpc);
TI_DbgPrint(MAX_TRACE, ("[TCPIP, DriverEntry] Finished\n"));
return STATUS_SUCCESS;
}
