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[AUDIT] - These are yet more < 10 line wrappers.
[FORMATTING] - Fixup file headers, formatting and some comments. svn path=/trunk/; revision=22726
This commit is contained in:
Alex Ionescu
parent
f5270b0105
commit
dec64724df
2 changed files with 55 additions and 86 deletions
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@ -1,11 +1,10 @@
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/* $Id$
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*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS kernel
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/*
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* PROJECT: ReactOS Kernel
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* LICENSE: GPL - See COPYING in the top level directory
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* FILE: ntoskrnl/io/adapter.c
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* PURPOSE: DMA handling
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*
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* PROGRAMMERS: David Welch (welch@mcmail.com)
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* PURPOSE: I/O Wrappers for HAL Adapter APIs
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* PROGRAMMERS: Alex Ionescu (alex.ionescu@reactos.org)
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* Filip Navara (navaraf@reactos.org)
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*/
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/* INCLUDES *****************************************************************/
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@ -16,34 +15,35 @@
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/* DATA **********************************************************************/
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POBJECT_TYPE IoAdapterObjectType = NULL; /* FIXME */
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POBJECT_TYPE IoDeviceHandlerObjectType = NULL; /* FIXME */
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ULONG IoDeviceHandlerObjectSize = 0; /* FIXME */
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POBJECT_TYPE IoAdapterObjectType;
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POBJECT_TYPE IoDeviceHandlerObjectType;
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ULONG IoDeviceHandlerObjectSize;
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/* FUNCTIONS *****************************************************************/
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/*
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* @implemented
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*/
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NTSTATUS STDCALL
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IoAllocateAdapterChannel (PADAPTER_OBJECT AdapterObject,
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PDEVICE_OBJECT DeviceObject,
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ULONG NumberOfMapRegisters,
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PDRIVER_CONTROL ExecutionRoutine,
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PVOID Context)
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NTSTATUS
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NTAPI
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IoAllocateAdapterChannel(IN PADAPTER_OBJECT AdapterObject,
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IN PDEVICE_OBJECT DeviceObject,
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IN ULONG NumberOfMapRegisters,
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IN PDRIVER_CONTROL ExecutionRoutine,
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IN PVOID Context)
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{
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DeviceObject->Queue.Wcb.DeviceObject = DeviceObject;
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DeviceObject->Queue.Wcb.DeviceContext = Context;
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DeviceObject->Queue.Wcb.CurrentIrp = DeviceObject->CurrentIrp;
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PWAIT_CONTEXT_BLOCK Wcb = &DeviceObject->Queue.Wcb;
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return HalAllocateAdapterChannel( AdapterObject,
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&DeviceObject->Queue.Wcb,
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NumberOfMapRegisters,
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ExecutionRoutine);
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/* Initialize the WCB */
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Wcb->DeviceObject = DeviceObject;
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Wcb->DeviceContext = Context;
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Wcb->CurrentIrp = DeviceObject->CurrentIrp;
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/* Call HAL */
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return HalAllocateAdapterChannel(AdapterObject,
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Wcb,
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NumberOfMapRegisters,
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ExecutionRoutine);
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}
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/* NOTE: Missing IoXXXAdapter finctions in HAL.DLL */
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/* EOF */
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@ -1,10 +1,9 @@
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/*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS kernel
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* FILE: ntoskrnl/io/contrller.c
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* PURPOSE: Implements the controller object
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*
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* PROGRAMMERS: Alex Ionescu (alex@relsoft.net)
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* PROJECT: ReactOS Kernel
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* LICENSE: GPL - See COPYING in the top level directory
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* FILE: ntoskrnl/io/controller.c
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* PURPOSE: I/O Wrappers (called Controllers) for Kernel Device Queues
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* PROGRAMMERS: Alex Ionescu (alex.ionescu@reactos.org)
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*/
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/* INCLUDES *****************************************************************/
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@ -20,27 +19,16 @@ POBJECT_TYPE IoControllerObjectType;
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/*
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* @implemented
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*
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* FUNCTION: Sets up a call to a driver-supplied ControllerControl routine
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* as soon as the device controller, represented by the given controller
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* object, is available to carry out an I/O operation for the target device,
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* represented by the given device object.
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* ARGUMENTS:
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* ControllerObject = Driver created controller object
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* DeviceObject = Target device for the current irp
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* ExecutionRoutine = Routine to be called when the device is available
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* Context = Driver supplied context to be passed on to the above routine
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*/
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VOID
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STDCALL
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IoAllocateController(PCONTROLLER_OBJECT ControllerObject,
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PDEVICE_OBJECT DeviceObject,
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PDRIVER_CONTROL ExecutionRoutine,
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PVOID Context)
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NTAPI
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IoAllocateController(IN PCONTROLLER_OBJECT ControllerObject,
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IN PDEVICE_OBJECT DeviceObject,
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IN PDRIVER_CONTROL ExecutionRoutine,
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IN PVOID Context)
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{
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IO_ALLOCATION_ACTION Result;
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ASSERT(KeGetCurrentIrql() == DISPATCH_LEVEL);
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ASSERT_IRQL(DISPATCH_LEVEL);
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/* Initialize the Wait Context Block */
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DeviceObject->Queue.Wcb.DeviceContext = Context;
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@ -50,36 +38,29 @@ IoAllocateController(PCONTROLLER_OBJECT ControllerObject,
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if (!KeInsertDeviceQueue(&ControllerObject->DeviceWaitQueue,
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&DeviceObject->Queue.Wcb.WaitQueueEntry));
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{
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/* Call the execution routine */
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Result = ExecutionRoutine(DeviceObject,
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DeviceObject->CurrentIrp,
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NULL,
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Context);
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}
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if (Result == DeallocateObject)
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{
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IoFreeController(ControllerObject);
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/* Free the controller if this was requested */
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if (Result == DeallocateObject) IoFreeController(ControllerObject);
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}
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}
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/*
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* @implemented
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*
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* FUNCTION: Allocates memory and initializes a controller object
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* ARGUMENTS:
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* Size = Size (in bytes) to be allocated for the controller extension
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* RETURNS: A pointer to the created object
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*/
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PCONTROLLER_OBJECT
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STDCALL
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IoCreateController(ULONG Size)
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NTAPI
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IoCreateController(IN ULONG Size)
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{
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PCONTROLLER_OBJECT Controller;
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OBJECT_ATTRIBUTES ObjectAttributes;
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HANDLE Handle;
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NTSTATUS Status;
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ASSERT_IRQL(PASSIVE_LEVEL);
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PAGED_CODE();
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/* Initialize an empty OBA */
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InitializeObjectAttributes(&ObjectAttributes, NULL, 0, NULL, NULL);
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@ -123,15 +104,10 @@ IoCreateController(ULONG Size)
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/*
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* @implemented
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*
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* FUNCTION: Removes a given controller object from the system
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* ARGUMENTS:
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* ControllerObject = Controller object to be released
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*/
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VOID
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STDCALL
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IoDeleteController(PCONTROLLER_OBJECT ControllerObject)
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NTAPI
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IoDeleteController(IN PCONTROLLER_OBJECT ControllerObject)
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{
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/* Just Dereference it */
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ObDereferenceObject(ControllerObject);
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@ -139,40 +115,33 @@ IoDeleteController(PCONTROLLER_OBJECT ControllerObject)
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/*
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* @implemented
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*
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* FUNCTION: Releases a previously allocated controller object when a
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* device has finished an I/O request
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* ARGUMENTS:
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* ControllerObject = Controller object to be released
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*/
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VOID
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STDCALL
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IoFreeController(PCONTROLLER_OBJECT ControllerObject)
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NTAPI
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IoFreeController(IN PCONTROLLER_OBJECT ControllerObject)
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{
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PKDEVICE_QUEUE_ENTRY QueueEntry;
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PDEVICE_OBJECT DeviceObject;
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IO_ALLOCATION_ACTION Result;
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/* Remove the Queue */
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if ((QueueEntry = KeRemoveDeviceQueue(&ControllerObject->DeviceWaitQueue)))
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QueueEntry = KeRemoveDeviceQueue(&ControllerObject->DeviceWaitQueue);
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if (QueueEntry)
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{
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/* Get the Device Object */
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DeviceObject = CONTAINING_RECORD(QueueEntry,
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DEVICE_OBJECT,
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Queue.Wcb.WaitQueueEntry);
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/* Call the routine */
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Result = DeviceObject->Queue.Wcb.DeviceRoutine(DeviceObject,
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DeviceObject->CurrentIrp,
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NULL,
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DeviceObject->Queue.Wcb.DeviceContext);
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/* Check the result */
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if (Result == DeallocateObject)
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{
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/* Free it again */
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IoFreeController(ControllerObject);
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}
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DeviceObject->
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Queue.Wcb.DeviceContext);
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/* Free the controller if this was requested */
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if (Result == DeallocateObject) IoFreeController(ControllerObject);
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}
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}
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/* EOF */
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