#include "tdiconn.h"
#include "debug.h"
-#ifdef DBG
+#if DBG
/* See debug.h for debug/trace constants */
//DWORD DebugTraceLevel = DEBUG_ULTRA;
/* FUNCTIONS */
-NTSTATUS STDCALL
+NTSTATUS NTAPI
DriverEntry(PDRIVER_OBJECT DriverObject, PUNICODE_STRING RegistryPath);
-static NTSTATUS STDCALL
+static NTSTATUS NTAPI
AfdCreateSocket(PDEVICE_OBJECT DeviceObject, PIRP Irp,
PIO_STACK_LOCATION IrpSp) {
PAFD_FCB FCB;
ULONG EaLength;
PWCHAR EaInfoValue = NULL;
UINT Disposition, i;
+ NTSTATUS Status = STATUS_SUCCESS;
AFD_DbgPrint(MID_TRACE,
("AfdCreate(DeviceObject %p Irp %p)\n", DeviceObject, Irp));
RtlZeroMemory( FCB, sizeof( *FCB ) );
FCB->Flags = ConnectInfo ? ConnectInfo->EndpointFlags : 0;
+ FCB->GroupID = ConnectInfo ? ConnectInfo->GroupID : 0;
+ FCB->GroupType = 0; /* FIXME */
FCB->State = SOCKET_STATE_CREATED;
FCB->FileObject = FileObject;
FCB->DeviceExt = DeviceExt;
FCB->Recv.Size = DEFAULT_RECEIVE_WINDOW_SIZE;
FCB->Send.Size = DEFAULT_SEND_WINDOW_SIZE;
+ FCB->AddressFile.Handle = INVALID_HANDLE_VALUE;
+ FCB->Connection.Handle = INVALID_HANDLE_VALUE;
KeInitializeSpinLock( &FCB->SpinLock );
ExInitializeFastMutex( &FCB->Mutex );
FCB->TdiDeviceName.MaximumLength = FCB->TdiDeviceName.Length;
FCB->TdiDeviceName.Buffer =
ExAllocatePool( NonPagedPool, FCB->TdiDeviceName.Length );
- RtlCopyMemory( FCB->TdiDeviceName.Buffer,
- ConnectInfo->TransportName,
- FCB->TdiDeviceName.Length );
if( !FCB->TdiDeviceName.Buffer ) {
ExFreePool(FCB);
return STATUS_NO_MEMORY;
}
+ RtlCopyMemory( FCB->TdiDeviceName.Buffer,
+ ConnectInfo->TransportName,
+ FCB->TdiDeviceName.Length );
+
AFD_DbgPrint(MID_TRACE,("Success: %s %wZ\n",
EaInfo->EaName, &FCB->TdiDeviceName));
} else {
AFD_DbgPrint(MID_TRACE,("Packet oriented socket\n"));
/* Allocate our backup buffer */
FCB->Recv.Window = ExAllocatePool( NonPagedPool, FCB->Recv.Size );
- FCB->Send.Window = ExAllocatePool( NonPagedPool, FCB->Send.Size );
+ if( !FCB->Recv.Window ) Status = STATUS_NO_MEMORY;
+ if( NT_SUCCESS(Status) )
+ {
+ FCB->Send.Window = ExAllocatePool( NonPagedPool, FCB->Send.Size );
+ if( !FCB->Send.Window ) {
+ if( FCB->Recv.Window ) ExFreePool( FCB->Recv.Window );
+ Status = STATUS_NO_MEMORY;
+ }
+ }
/* A datagram socket is always sendable */
FCB->PollState |= AFD_EVENT_SEND;
PollReeval( FCB->DeviceExt, FCB->FileObject );
}
- Irp->IoStatus.Status = STATUS_SUCCESS;
+ if( !NT_SUCCESS(Status) ) {
+ if( FCB->TdiDeviceName.Buffer ) ExFreePool( FCB->TdiDeviceName.Buffer );
+ ExFreePool( FCB );
+ FileObject->FsContext = NULL;
+ }
+
+ Irp->IoStatus.Status = Status;
IoCompleteRequest( Irp, IO_NETWORK_INCREMENT );
- return STATUS_SUCCESS;
+ return Status;
}
-VOID DestroySocket( PAFD_FCB FCB ) {
+static NTSTATUS NTAPI
+AfdCleanupSocket(PDEVICE_OBJECT DeviceObject, PIRP Irp,
+ PIO_STACK_LOCATION IrpSp)
+{
+ PFILE_OBJECT FileObject = IrpSp->FileObject;
+ PAFD_FCB FCB = FileObject->FsContext;
+ PLIST_ENTRY CurrentEntry, NextEntry;
+ UINT Function;
+ PIRP CurrentIrp;
+
+ if( !SocketAcquireStateLock( FCB ) ) return LostSocket(Irp);
+
+ for (Function = 0; Function < MAX_FUNCTIONS; Function++)
+ {
+ CurrentEntry = FCB->PendingIrpList[Function].Flink;
+ while (CurrentEntry != &FCB->PendingIrpList[Function])
+ {
+ NextEntry = CurrentEntry->Flink;
+ CurrentIrp = CONTAINING_RECORD(CurrentEntry, IRP, Tail.Overlay.ListEntry);
+
+ /* The cancel routine will remove the IRP from the list */
+ IoCancelIrp(CurrentIrp);
+
+ CurrentEntry = NextEntry;
+ }
+ }
+
+ KillSelectsForFCB( FCB->DeviceExt, FileObject, FALSE );
+
+ return UnlockAndMaybeComplete(FCB, STATUS_SUCCESS, Irp, 0);
+}
+
+static NTSTATUS NTAPI
+AfdCloseSocket(PDEVICE_OBJECT DeviceObject, PIRP Irp,
+ PIO_STACK_LOCATION IrpSp)
+{
+ PFILE_OBJECT FileObject = IrpSp->FileObject;
+ PAFD_FCB FCB = FileObject->FsContext;
UINT i;
- BOOLEAN ReturnEarly = FALSE;
PAFD_IN_FLIGHT_REQUEST InFlightRequest[IN_FLIGHT_REQUESTS];
- AFD_DbgPrint(MIN_TRACE,("Called (%x)\n", FCB));
+ AFD_DbgPrint(MID_TRACE,
+ ("AfdClose(DeviceObject %p Irp %p)\n", DeviceObject, Irp));
- if( !SocketAcquireStateLock( FCB ) ) return;
+ if( !SocketAcquireStateLock( FCB ) ) return STATUS_FILE_CLOSED;
FCB->State = SOCKET_STATE_CLOSED;
+ FCB->PollState = AFD_EVENT_CLOSE;
+ PollReeval( FCB->DeviceExt, FCB->FileObject );
InFlightRequest[0] = &FCB->ListenIrp;
InFlightRequest[1] = &FCB->ReceiveIrp;
InFlightRequest[2] = &FCB->SendIrp;
-
- /* Return early here because we might be called in the mean time. */
- if( FCB->Critical ||
- FCB->ListenIrp.InFlightRequest ||
- FCB->ReceiveIrp.InFlightRequest ||
- FCB->SendIrp.InFlightRequest ) {
- AFD_DbgPrint(MIN_TRACE,("Leaving socket alive (%x %x %x)\n",
- FCB->ListenIrp.InFlightRequest,
- FCB->ReceiveIrp.InFlightRequest,
- FCB->SendIrp.InFlightRequest));
- ReturnEarly = TRUE;
- }
-
- /* After PoolReeval, this FCB should not be involved in any outstanding
- * poll requests */
+ InFlightRequest[3] = &FCB->ConnectIrp;
/* Cancel our pending requests */
for( i = 0; i < IN_FLIGHT_REQUESTS; i++ ) {
- NTSTATUS Status = STATUS_NO_SUCH_FILE;
if( InFlightRequest[i]->InFlightRequest ) {
AFD_DbgPrint(MID_TRACE,("Cancelling in flight irp %d (%x)\n",
i, InFlightRequest[i]->InFlightRequest));
- InFlightRequest[i]->InFlightRequest->IoStatus.Status = Status;
- InFlightRequest[i]->InFlightRequest->IoStatus.Information = 0;
- IoCancelIrp( InFlightRequest[i]->InFlightRequest );
+ IoCancelIrp(InFlightRequest[i]->InFlightRequest);
}
}
+ KillSelectsForFCB( FCB->DeviceExt, FileObject, FALSE );
+
SocketStateUnlock( FCB );
- if( ReturnEarly ) return;
+ if( FCB->EventSelect )
+ ObDereferenceObject( FCB->EventSelect );
+
+ if( FCB->Context )
+ ExFreePool( FCB->Context );
if( FCB->Recv.Window )
ExFreePool( FCB->Recv.Window );
+
if( FCB->Send.Window )
ExFreePool( FCB->Send.Window );
+
if( FCB->AddressFrom )
ExFreePool( FCB->AddressFrom );
+
if( FCB->LocalAddress )
ExFreePool( FCB->LocalAddress );
- ExFreePool(FCB->TdiDeviceName.Buffer);
+ if( FCB->RemoteAddress )
+ ExFreePool( FCB->RemoteAddress );
- ExFreePool(FCB);
- AFD_DbgPrint(MIN_TRACE,("Deleted (%x)\n", FCB));
-
- AFD_DbgPrint(MIN_TRACE,("Leaving\n"));
-}
+ if( FCB->Connection.Object )
+ ObDereferenceObject(FCB->Connection.Object);
-static NTSTATUS STDCALL
-AfdCloseSocket(PDEVICE_OBJECT DeviceObject, PIRP Irp,
- PIO_STACK_LOCATION IrpSp)
-{
- PFILE_OBJECT FileObject = IrpSp->FileObject;
- PAFD_FCB FCB = FileObject->FsContext;
-
- AFD_DbgPrint(MID_TRACE,
- ("AfdClose(DeviceObject %p Irp %p)\n", DeviceObject, Irp));
+ if( FCB->AddressFile.Object )
+ ObDereferenceObject(FCB->AddressFile.Object);
- AFD_DbgPrint(MID_TRACE,("FCB %x\n", FCB));
+ if( FCB->AddressFile.Handle != INVALID_HANDLE_VALUE )
+ {
+ if (ZwClose(FCB->AddressFile.Handle) == STATUS_INVALID_HANDLE)
+ {
+ DbgPrint("INVALID ADDRESS FILE HANDLE VALUE: %x %x\n", FCB->AddressFile.Handle, FCB->AddressFile.Object);
+ }
+ }
- FCB->PollState |= AFD_EVENT_CLOSE;
- PollReeval( FCB->DeviceExt, FileObject );
- KillSelectsForFCB( FCB->DeviceExt, FileObject, FALSE );
+ if( FCB->Connection.Handle != INVALID_HANDLE_VALUE )
+ {
+ if (ZwClose(FCB->Connection.Handle) == STATUS_INVALID_HANDLE)
+ {
+ DbgPrint("INVALID CONNECTION HANDLE VALUE: %x %x\n", FCB->Connection.Handle, FCB->Connection.Object);
+ }
+ }
- if( FCB->EventSelect ) ObDereferenceObject( FCB->EventSelect );
+ if( FCB->TdiDeviceName.Buffer )
+ ExFreePool(FCB->TdiDeviceName.Buffer);
- FileObject->FsContext = NULL;
- DestroySocket( FCB );
+ ExFreePool(FCB);
Irp->IoStatus.Status = STATUS_SUCCESS;
Irp->IoStatus.Information = 0;
- IoCompleteRequest(Irp, IO_NO_INCREMENT);
+ IoCompleteRequest(Irp, IO_NETWORK_INCREMENT);
AFD_DbgPrint(MID_TRACE, ("Returning success.\n"));
return STATUS_SUCCESS;
}
-static NTSTATUS STDCALL
+static NTSTATUS NTAPI
AfdDisconnect(PDEVICE_OBJECT DeviceObject, PIRP Irp,
PIO_STACK_LOCATION IrpSp) {
PFILE_OBJECT FileObject = IrpSp->FileObject;
NTSTATUS Status;
USHORT Flags = 0;
- if( !SocketAcquireStateLock( FCB ) ) return LostSocket( Irp, FALSE );
+ if( !SocketAcquireStateLock( FCB ) ) return LostSocket( Irp );
if( !(DisReq = LockRequest( Irp, IrpSp )) )
return UnlockAndMaybeComplete( FCB, STATUS_NO_MEMORY,
- Irp, 0, NULL, FALSE );
+ Irp, 0 );
if (NULL == FCB->RemoteAddress)
{
if( !NT_SUCCESS(Status) || !ConnInfo )
return UnlockAndMaybeComplete( FCB, STATUS_NO_MEMORY,
- Irp, 0, NULL, TRUE );
+ Irp, 0 );
}
if( DisReq->DisconnectType & AFD_DISCONNECT_SEND )
FCB->AddressFrom,
ConnInfo);
- ExFreePool( ConnInfo );
+ if (ConnInfo) ExFreePool( ConnInfo );
+
+ FCB->PollState |= AFD_EVENT_DISCONNECT;
+ PollReeval( FCB->DeviceExt, FCB->FileObject );
- return UnlockAndMaybeComplete( FCB, Status, Irp, 0, NULL, TRUE );
+ return UnlockAndMaybeComplete( FCB, Status, Irp, 0 );
}
-static NTSTATUS STDCALL
+static NTSTATUS NTAPI
AfdDispatch(PDEVICE_OBJECT DeviceObject, PIRP Irp)
{
PIO_STACK_LOCATION IrpSp = IoGetCurrentIrpStackLocation(Irp);
NTSTATUS Status = STATUS_SUCCESS;
-#ifdef DBG
+#if DBG
PFILE_OBJECT FileObject = IrpSp->FileObject;
#endif
ASSERT(FileObject == IrpSp->FileObject);
}
+ Irp->IoStatus.Information = 0;
+
switch(IrpSp->MajorFunction)
{
/* opening and closing handles to the device */
/* Ditto the borrowing */
return AfdCloseSocket(DeviceObject, Irp, IrpSp);
+ case IRP_MJ_CLEANUP:
+ return AfdCleanupSocket(DeviceObject, Irp, IrpSp);
+
/* write data */
case IRP_MJ_WRITE:
return AfdConnectedSocketWriteData( DeviceObject, Irp, IrpSp, TRUE );
case IOCTL_AFD_GET_INFO:
return AfdGetInfo( DeviceObject, Irp, IrpSp );
+ case IOCTL_AFD_SET_INFO:
+ return AfdSetInfo( DeviceObject, Irp, IrpSp );
+
case IOCTL_AFD_GET_CONTEXT:
return AfdGetContext( DeviceObject, Irp, IrpSp );
return AfdDisconnect( DeviceObject, Irp, IrpSp );
case IOCTL_AFD_GET_SOCK_NAME:
- return AfdGetSockOrPeerName( DeviceObject, Irp, IrpSp, TRUE );
+ return AfdGetSockName( DeviceObject, Irp, IrpSp );
case IOCTL_AFD_GET_PEER_NAME:
- return AfdGetSockOrPeerName( DeviceObject, Irp, IrpSp, FALSE );
+ return AfdGetPeerName( DeviceObject, Irp, IrpSp );
case IOCTL_AFD_GET_TDI_HANDLES:
AFD_DbgPrint(MIN_TRACE, ("IOCTL_AFD_GET_TDI_HANDLES\n"));
break;
- case IOCTL_AFD_SET_INFO:
- AFD_DbgPrint(MIN_TRACE, ("IOCTL_AFD_SET_INFO\n"));
- break;
-
case IOCTL_AFD_SET_CONNECT_DATA:
AFD_DbgPrint(MIN_TRACE, ("IOCTL_AFD_SET_CONNECT_DATA\n"));
break;
default:
Status = STATUS_NOT_IMPLEMENTED;
- Irp->IoStatus.Information = 0;
AFD_DbgPrint(MIN_TRACE, ("Unknown IOCTL (0x%x)\n",
IrpSp->Parameters.DeviceIoControl.
IoControlCode));
return (Status);
}
-static VOID STDCALL
+VOID NTAPI
+AfdCancelHandler(PDEVICE_OBJECT DeviceObject,
+ PIRP Irp)
+{
+ PIO_STACK_LOCATION IrpSp = IoGetCurrentIrpStackLocation(Irp);
+ PFILE_OBJECT FileObject = IrpSp->FileObject;
+ PAFD_FCB FCB = FileObject->FsContext;
+ UINT Function;
+ PAFD_RECV_INFO RecvReq;
+ PAFD_SEND_INFO SendReq;
+ PLIST_ENTRY CurrentEntry;
+ PIRP CurrentIrp;
+ PAFD_DEVICE_EXTENSION DeviceExt = DeviceObject->DeviceExtension;
+ KIRQL OldIrql;
+ PAFD_ACTIVE_POLL Poll;
+ PAFD_POLL_INFO PollReq;
+
+ IoReleaseCancelSpinLock(Irp->CancelIrql);
+
+ if (!SocketAcquireStateLock(FCB))
+ return;
+
+ ASSERT(IrpSp->MajorFunction == IRP_MJ_DEVICE_CONTROL);
+
+ switch (IrpSp->Parameters.DeviceIoControl.IoControlCode)
+ {
+ case IOCTL_AFD_RECV:
+ RecvReq = IrpSp->Parameters.DeviceIoControl.Type3InputBuffer;
+ UnlockBuffers(RecvReq->BufferArray, RecvReq->BufferCount, FALSE);
+ /* Fall through */
+
+ case IOCTL_AFD_RECV_DATAGRAM:
+ Function = FUNCTION_RECV;
+ break;
+
+ case IOCTL_AFD_SEND:
+ SendReq = IrpSp->Parameters.DeviceIoControl.Type3InputBuffer;
+ UnlockBuffers(SendReq->BufferArray, SendReq->BufferCount, FALSE);
+ /* Fall through */
+
+ case IOCTL_AFD_SEND_DATAGRAM:
+ Function = FUNCTION_SEND;
+ break;
+
+ case IOCTL_AFD_CONNECT:
+ Function = FUNCTION_CONNECT;
+ break;
+
+ case IOCTL_AFD_WAIT_FOR_LISTEN:
+ Function = FUNCTION_PREACCEPT;
+ break;
+
+ case IOCTL_AFD_SELECT:
+ KeAcquireSpinLock(&DeviceExt->Lock, &OldIrql);
+
+ CurrentEntry = DeviceExt->Polls.Flink;
+ while (CurrentEntry != &DeviceExt->Polls)
+ {
+ Poll = CONTAINING_RECORD(CurrentEntry, AFD_ACTIVE_POLL, ListEntry);
+ CurrentIrp = Poll->Irp;
+ PollReq = CurrentIrp->AssociatedIrp.SystemBuffer;
+
+ if (CurrentIrp == Irp)
+ {
+ ZeroEvents(PollReq->Handles, PollReq->HandleCount);
+ SignalSocket(Poll, NULL, PollReq, STATUS_CANCELLED);
+ break;
+ }
+ else
+ {
+ CurrentEntry = CurrentEntry->Flink;
+ }
+ }
+
+ KeReleaseSpinLock(&DeviceExt->Lock, OldIrql);
+
+ /* IRP already completed by SignalSocket */
+ SocketStateUnlock(FCB);
+ return;
+
+ default:
+ ASSERT(FALSE);
+ UnlockAndMaybeComplete(FCB, STATUS_CANCELLED, Irp, 0);
+ return;
+ }
+
+ CurrentEntry = FCB->PendingIrpList[Function].Flink;
+ while (CurrentEntry != &FCB->PendingIrpList[Function])
+ {
+ CurrentIrp = CONTAINING_RECORD(CurrentEntry, IRP, Tail.Overlay.ListEntry);
+
+ if (CurrentIrp == Irp)
+ {
+ RemoveEntryList(CurrentEntry);
+ break;
+ }
+ else
+ {
+ CurrentEntry = CurrentEntry->Flink;
+ }
+ }
+
+ UnlockAndMaybeComplete(FCB, STATUS_CANCELLED, Irp, 0);
+}
+
+static VOID NTAPI
AfdUnload(PDRIVER_OBJECT DriverObject)
{
}
-NTSTATUS STDCALL
+NTSTATUS NTAPI
DriverEntry(PDRIVER_OBJECT DriverObject, PUNICODE_STRING RegistryPath)
{
PDEVICE_OBJECT DeviceObject;
/* register driver routines */
DriverObject->MajorFunction[IRP_MJ_CLOSE] = AfdDispatch;
DriverObject->MajorFunction[IRP_MJ_CREATE] = AfdDispatch;
+ DriverObject->MajorFunction[IRP_MJ_CLEANUP] = AfdDispatch;
DriverObject->MajorFunction[IRP_MJ_WRITE] = AfdDispatch;
DriverObject->MajorFunction[IRP_MJ_READ] = AfdDispatch;
DriverObject->MajorFunction[IRP_MJ_DEVICE_CONTROL] = AfdDispatch;