mirror of
https://github.com/reactos/reactos.git
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194 lines
6.2 KiB
C
194 lines
6.2 KiB
C
/*
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* PROJECT: ReactOS Universal Serial Bus Bulk Enhanced Host Controller Interface
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* LICENSE: GPL - See COPYING in the top level directory
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* FILE: drivers/usb/usbccgp/misc.c
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* PURPOSE: USB device driver.
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* PROGRAMMERS:
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* Michael Martin (michael.martin@reactos.org)
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* Johannes Anderwald (johannes.anderwald@reactos.org)
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* Cameron Gutman
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*/
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#include "usbccgp.h"
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#define NDEBUG
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#include <debug.h>
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/* Driver verifier */
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IO_COMPLETION_ROUTINE SyncForwardIrpCompletionRoutine;
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NTSTATUS
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NTAPI
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USBSTOR_SyncForwardIrpCompletionRoutine(
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PDEVICE_OBJECT DeviceObject,
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PIRP Irp,
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PVOID Context)
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{
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if (Irp->PendingReturned)
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{
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KeSetEvent((PKEVENT)Context, IO_NO_INCREMENT, FALSE);
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}
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return STATUS_MORE_PROCESSING_REQUIRED;
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}
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NTSTATUS
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NTAPI
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USBCCGP_SyncForwardIrp(
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PDEVICE_OBJECT DeviceObject,
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PIRP Irp)
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{
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KEVENT Event;
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NTSTATUS Status;
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/* Initialize event */
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KeInitializeEvent(&Event, NotificationEvent, FALSE);
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/* Copy irp stack location */
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IoCopyCurrentIrpStackLocationToNext(Irp);
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/* Set completion routine */
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IoSetCompletionRoutine(Irp,
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USBSTOR_SyncForwardIrpCompletionRoutine,
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&Event,
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TRUE,
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TRUE,
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TRUE);
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/* Call driver */
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Status = IoCallDriver(DeviceObject, Irp);
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/* Check if pending */
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if (Status == STATUS_PENDING)
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{
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/* Wait for the request to finish */
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KeWaitForSingleObject(&Event, Executive, KernelMode, FALSE, NULL);
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/* Copy status code */
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Status = Irp->IoStatus.Status;
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}
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/* Done */
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return Status;
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}
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NTSTATUS
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USBCCGP_SyncUrbRequest(
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IN PDEVICE_OBJECT DeviceObject,
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OUT PURB UrbRequest)
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{
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PIRP Irp;
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PIO_STACK_LOCATION IoStack;
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KEVENT Event;
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NTSTATUS Status;
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/* Allocate irp */
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Irp = IoAllocateIrp(DeviceObject->StackSize, FALSE);
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if (!Irp)
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{
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/* No memory */
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return STATUS_INSUFFICIENT_RESOURCES;
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}
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/* Initialize event */
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KeInitializeEvent(&Event, NotificationEvent, FALSE);
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/* Get next stack location */
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IoStack = IoGetNextIrpStackLocation(Irp);
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/* Initialize stack location */
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IoStack->MajorFunction = IRP_MJ_INTERNAL_DEVICE_CONTROL;
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IoStack->Parameters.DeviceIoControl.IoControlCode = IOCTL_INTERNAL_USB_SUBMIT_URB;
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IoStack->Parameters.Others.Argument1 = (PVOID)UrbRequest;
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IoStack->Parameters.DeviceIoControl.InputBufferLength = UrbRequest->UrbHeader.Length;
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Irp->IoStatus.Status = STATUS_SUCCESS;
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/* Setup completion routine */
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IoSetCompletionRoutine(Irp,
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USBSTOR_SyncForwardIrpCompletionRoutine,
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&Event,
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TRUE,
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TRUE,
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TRUE);
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/* Call driver */
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Status = IoCallDriver(DeviceObject, Irp);
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/* Check if request is pending */
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if (Status == STATUS_PENDING)
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{
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/* Wait for completion */
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KeWaitForSingleObject(&Event, Executive, KernelMode, FALSE, NULL);
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/* Update status */
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Status = Irp->IoStatus.Status;
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}
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/* Free irp */
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IoFreeIrp(Irp);
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/* Done */
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return Status;
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}
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PVOID
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AllocateItem(
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IN POOL_TYPE PoolType,
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IN ULONG ItemSize)
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{
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/* Allocate item */
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PVOID Item = ExAllocatePoolWithTag(PoolType, ItemSize, USBCCPG_TAG);
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if (Item)
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{
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/* Zero item */
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RtlZeroMemory(Item, ItemSize);
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}
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/* Return element */
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return Item;
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}
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VOID
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FreeItem(
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IN PVOID Item)
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{
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/* Free item */
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ExFreePoolWithTag(Item, USBCCPG_TAG);
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}
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VOID
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DumpFunctionDescriptor(
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IN PUSBC_FUNCTION_DESCRIPTOR FunctionDescriptor,
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IN ULONG FunctionDescriptorCount)
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{
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ULONG Index, SubIndex;
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DPRINT1("FunctionCount %lu\n", FunctionDescriptorCount);
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for (Index = 0; Index < FunctionDescriptorCount; Index++)
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{
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DPRINT1("Function %lu\n", Index);
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DPRINT1("FunctionNumber %lu\n", FunctionDescriptor[Index].FunctionNumber);
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DPRINT1("HardwareId %S\n", FunctionDescriptor[Index].HardwareId.Buffer);
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DPRINT1("CompatibleId %S\n", FunctionDescriptor[Index].CompatibleId.Buffer);
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DPRINT1("FunctionDescription %wZ\n", &FunctionDescriptor[Index].FunctionDescription);
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DPRINT1("NumInterfaces %lu\n", FunctionDescriptor[Index].NumberOfInterfaces);
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for(SubIndex = 0; SubIndex < FunctionDescriptor[Index].NumberOfInterfaces; SubIndex++)
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{
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DPRINT1(" Index %lu Interface %p\n", SubIndex, FunctionDescriptor[Index].InterfaceDescriptorList[SubIndex]);
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DPRINT1(" Index %lu Interface InterfaceNumber %x\n", SubIndex, FunctionDescriptor[Index].InterfaceDescriptorList[SubIndex]->bInterfaceNumber);
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DPRINT1(" Index %lu Interface Alternate %x\n", SubIndex, FunctionDescriptor[Index].InterfaceDescriptorList[SubIndex]->bAlternateSetting );
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DPRINT1(" Index %lu bLength %x\n", SubIndex, FunctionDescriptor[Index].InterfaceDescriptorList[SubIndex]->bLength);
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DPRINT1(" Index %lu bDescriptorType %x\n", SubIndex, FunctionDescriptor[Index].InterfaceDescriptorList[SubIndex]->bDescriptorType);
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DPRINT1(" Index %lu bInterfaceNumber %x\n", SubIndex, FunctionDescriptor[Index].InterfaceDescriptorList[SubIndex]->bInterfaceNumber);
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DPRINT1(" Index %lu bAlternateSetting %x\n", SubIndex, FunctionDescriptor[Index].InterfaceDescriptorList[SubIndex]->bAlternateSetting);
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DPRINT1(" Index %lu bNumEndpoints %x\n", SubIndex, FunctionDescriptor[Index].InterfaceDescriptorList[SubIndex]->bNumEndpoints);
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DPRINT1(" Index %lu bInterfaceClass %x\n", SubIndex, FunctionDescriptor[Index].InterfaceDescriptorList[SubIndex]->bInterfaceClass);
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DPRINT1(" Index %lu bInterfaceSubClass %x\n", SubIndex, FunctionDescriptor[Index].InterfaceDescriptorList[SubIndex]->bInterfaceSubClass);
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DPRINT1(" Index %lu bInterfaceProtocol %x\n", SubIndex, FunctionDescriptor[Index].InterfaceDescriptorList[SubIndex]->bInterfaceProtocol);
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DPRINT1(" Index %lu iInterface %x\n", SubIndex, FunctionDescriptor[Index].InterfaceDescriptorList[SubIndex]->iInterface);
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}
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}
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}
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