| /* |
| * Copyright (C) 2010 Damjan Jovanovic |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA |
| */ |
| |
| #include <stdarg.h> |
| |
| #define NONAMELESSUNION |
| |
| #include "ntstatus.h" |
| #define WIN32_NO_STATUS |
| #include "windef.h" |
| #include "winbase.h" |
| #include "winternl.h" |
| #include "ddk/wdm.h" |
| #include "ddk/usb.h" |
| #include "ddk/usbdlib.h" |
| #include "wine/debug.h" |
| |
| WINE_DEFAULT_DEBUG_CHANNEL(usbd); |
| |
| PURB WINAPI USBD_CreateConfigurationRequest( |
| PUSB_CONFIGURATION_DESCRIPTOR ConfigurationDescriptor, PUSHORT Siz ) |
| { |
| URB *urb = NULL; |
| USBD_INTERFACE_LIST_ENTRY *interfaceList; |
| ULONG interfaceListSize; |
| USB_INTERFACE_DESCRIPTOR *interfaceDesc; |
| int i; |
| |
| TRACE( "(%p, %p)\n", ConfigurationDescriptor, Siz ); |
| |
| /* http://www.microsoft.com/whdc/archive/usbfaq.mspx |
| * claims USBD_CreateConfigurationRequest doesn't support > 1 interface, |
| * but is this on Windows 98 only or all versions? |
| */ |
| |
| *Siz = 0; |
| interfaceListSize = (ConfigurationDescriptor->bNumInterfaces + 1) * sizeof(USBD_INTERFACE_LIST_ENTRY); |
| interfaceList = ExAllocatePool( NonPagedPool, interfaceListSize ); |
| if (interfaceList) |
| { |
| RtlZeroMemory( interfaceList, interfaceListSize ); |
| interfaceDesc = (PUSB_INTERFACE_DESCRIPTOR) USBD_ParseDescriptors( |
| ConfigurationDescriptor, ConfigurationDescriptor->wTotalLength, |
| ConfigurationDescriptor, USB_INTERFACE_DESCRIPTOR_TYPE ); |
| for (i = 0; i < ConfigurationDescriptor->bNumInterfaces && interfaceDesc != NULL; i++) |
| { |
| interfaceList[i].InterfaceDescriptor = interfaceDesc; |
| interfaceDesc = (PUSB_INTERFACE_DESCRIPTOR) USBD_ParseDescriptors( |
| ConfigurationDescriptor, ConfigurationDescriptor->wTotalLength, |
| interfaceDesc + 1, USB_INTERFACE_DESCRIPTOR_TYPE ); |
| } |
| urb = USBD_CreateConfigurationRequestEx( ConfigurationDescriptor, interfaceList ); |
| if (urb) |
| *Siz = urb->u.UrbHeader.Length; |
| ExFreePool( interfaceList ); |
| } |
| return urb; |
| } |
| |
| PURB WINAPI USBD_CreateConfigurationRequestEx( |
| PUSB_CONFIGURATION_DESCRIPTOR ConfigurationDescriptor, |
| PUSBD_INTERFACE_LIST_ENTRY InterfaceList ) |
| { |
| URB *urb; |
| ULONG size = 0; |
| USBD_INTERFACE_LIST_ENTRY *interfaceEntry; |
| ULONG interfaceCount = 0; |
| |
| TRACE( "(%p, %p)\n", ConfigurationDescriptor, InterfaceList ); |
| |
| size = sizeof(struct _URB_SELECT_CONFIGURATION); |
| for (interfaceEntry = InterfaceList; interfaceEntry->InterfaceDescriptor; interfaceEntry++) |
| { |
| ++interfaceCount; |
| size += (interfaceEntry->InterfaceDescriptor->bNumEndpoints - 1) * |
| sizeof(USBD_PIPE_INFORMATION); |
| } |
| size += (interfaceCount - 1) * sizeof(USBD_INTERFACE_INFORMATION); |
| |
| urb = ExAllocatePool( NonPagedPool, size ); |
| if (urb) |
| { |
| USBD_INTERFACE_INFORMATION *interfaceInfo; |
| |
| RtlZeroMemory( urb, size ); |
| urb->u.UrbSelectConfiguration.Hdr.Length = size; |
| urb->u.UrbSelectConfiguration.Hdr.Function = URB_FUNCTION_SELECT_CONFIGURATION; |
| urb->u.UrbSelectConfiguration.ConfigurationDescriptor = ConfigurationDescriptor; |
| interfaceInfo = &urb->u.UrbSelectConfiguration.Interface; |
| for (interfaceEntry = InterfaceList; interfaceEntry->InterfaceDescriptor; interfaceEntry++) |
| { |
| ULONG i; |
| USB_INTERFACE_DESCRIPTOR *currentInterface; |
| USB_ENDPOINT_DESCRIPTOR *endpointDescriptor; |
| interfaceInfo->InterfaceNumber = interfaceEntry->InterfaceDescriptor->bInterfaceNumber; |
| interfaceInfo->AlternateSetting = interfaceEntry->InterfaceDescriptor->bAlternateSetting; |
| interfaceInfo->Class = interfaceEntry->InterfaceDescriptor->bInterfaceClass; |
| interfaceInfo->SubClass = interfaceEntry->InterfaceDescriptor->bInterfaceSubClass; |
| interfaceInfo->Protocol = interfaceEntry->InterfaceDescriptor->bInterfaceProtocol; |
| interfaceInfo->NumberOfPipes = interfaceEntry->InterfaceDescriptor->bNumEndpoints; |
| currentInterface = USBD_ParseConfigurationDescriptorEx( |
| ConfigurationDescriptor, ConfigurationDescriptor, |
| interfaceEntry->InterfaceDescriptor->bInterfaceNumber, -1, -1, -1, -1 ); |
| endpointDescriptor = (PUSB_ENDPOINT_DESCRIPTOR) USBD_ParseDescriptors( |
| ConfigurationDescriptor, ConfigurationDescriptor->wTotalLength, |
| currentInterface, USB_ENDPOINT_DESCRIPTOR_TYPE ); |
| for (i = 0; i < interfaceInfo->NumberOfPipes && endpointDescriptor; i++) |
| { |
| interfaceInfo->Pipes[i].MaximumPacketSize = endpointDescriptor->wMaxPacketSize; |
| interfaceInfo->Pipes[i].EndpointAddress = endpointDescriptor->bEndpointAddress; |
| interfaceInfo->Pipes[i].Interval = endpointDescriptor->bInterval; |
| switch (endpointDescriptor->bmAttributes & USB_ENDPOINT_TYPE_MASK) |
| { |
| case USB_ENDPOINT_TYPE_CONTROL: |
| interfaceInfo->Pipes[i].PipeType = UsbdPipeTypeControl; |
| break; |
| case USB_ENDPOINT_TYPE_BULK: |
| interfaceInfo->Pipes[i].PipeType = UsbdPipeTypeBulk; |
| break; |
| case USB_ENDPOINT_TYPE_INTERRUPT: |
| interfaceInfo->Pipes[i].PipeType = UsbdPipeTypeInterrupt; |
| break; |
| case USB_ENDPOINT_TYPE_ISOCHRONOUS: |
| interfaceInfo->Pipes[i].PipeType = UsbdPipeTypeIsochronous; |
| break; |
| } |
| endpointDescriptor = (PUSB_ENDPOINT_DESCRIPTOR) USBD_ParseDescriptors( |
| ConfigurationDescriptor, ConfigurationDescriptor->wTotalLength, |
| endpointDescriptor + 1, USB_ENDPOINT_DESCRIPTOR_TYPE ); |
| } |
| interfaceInfo->Length = sizeof(USBD_INTERFACE_INFORMATION) + |
| (i - 1) * sizeof(USBD_PIPE_INFORMATION); |
| interfaceEntry->Interface = interfaceInfo; |
| interfaceInfo = (USBD_INTERFACE_INFORMATION*)(((char*)interfaceInfo)+interfaceInfo->Length); |
| } |
| } |
| return urb; |
| } |
| |
| VOID WINAPI USBD_GetUSBDIVersion( |
| PUSBD_VERSION_INFORMATION VersionInformation ) |
| { |
| TRACE( "(%p)\n", VersionInformation ); |
| /* Emulate Windows 2000 (= 0x300) for now */ |
| VersionInformation->USBDI_Version = 0x300; |
| VersionInformation->Supported_USB_Version = 0x200; |
| } |
| |
| PUSB_INTERFACE_DESCRIPTOR WINAPI USBD_ParseConfigurationDescriptorEx( |
| PUSB_CONFIGURATION_DESCRIPTOR ConfigurationDescriptor, |
| PVOID StartPosition, LONG InterfaceNumber, |
| LONG AlternateSetting, LONG InterfaceClass, |
| LONG InterfaceSubClass, LONG InterfaceProtocol ) |
| { |
| /* http://blogs.msdn.com/usbcoreblog/archive/2009/12/12/ |
| * what-is-the-right-way-to-validate-and-parse-configuration-descriptors.aspx |
| */ |
| |
| PUSB_INTERFACE_DESCRIPTOR interface; |
| |
| TRACE( "(%p, %p, %d, %d, %d, %d, %d)\n", ConfigurationDescriptor, |
| StartPosition, InterfaceNumber, AlternateSetting, |
| InterfaceClass, InterfaceSubClass, InterfaceProtocol ); |
| |
| interface = (PUSB_INTERFACE_DESCRIPTOR) USBD_ParseDescriptors( |
| ConfigurationDescriptor, ConfigurationDescriptor->wTotalLength, |
| StartPosition, USB_INTERFACE_DESCRIPTOR_TYPE ); |
| while (interface != NULL) |
| { |
| if ((InterfaceNumber == -1 || interface->bInterfaceNumber == InterfaceNumber) && |
| (AlternateSetting == -1 || interface->bAlternateSetting == AlternateSetting) && |
| (InterfaceClass == -1 || interface->bInterfaceClass == InterfaceClass) && |
| (InterfaceSubClass == -1 || interface->bInterfaceSubClass == InterfaceSubClass) && |
| (InterfaceProtocol == -1 || interface->bInterfaceProtocol == InterfaceProtocol)) |
| { |
| return interface; |
| } |
| interface = (PUSB_INTERFACE_DESCRIPTOR) USBD_ParseDescriptors( |
| ConfigurationDescriptor, ConfigurationDescriptor->wTotalLength, |
| interface + 1, USB_INTERFACE_DESCRIPTOR_TYPE ); |
| } |
| return NULL; |
| } |
| |
| PUSB_INTERFACE_DESCRIPTOR WINAPI USBD_ParseConfigurationDescriptor( |
| PUSB_CONFIGURATION_DESCRIPTOR ConfigurationDescriptor, UCHAR InterfaceNumber, |
| UCHAR AlternateSetting ) |
| { |
| TRACE( "(%p, %u, %u)\n", ConfigurationDescriptor, InterfaceNumber, AlternateSetting ); |
| return USBD_ParseConfigurationDescriptorEx( ConfigurationDescriptor, ConfigurationDescriptor, |
| InterfaceNumber, AlternateSetting, -1, -1, -1 ); |
| } |
| |
| PUSB_COMMON_DESCRIPTOR WINAPI USBD_ParseDescriptors( |
| PVOID DescriptorBuffer, |
| ULONG TotalLength, |
| PVOID StartPosition, |
| LONG DescriptorType ) |
| { |
| PUSB_COMMON_DESCRIPTOR common; |
| |
| TRACE( "(%p, %u, %p, %d)\n", DescriptorBuffer, TotalLength, StartPosition, DescriptorType ); |
| |
| for (common = (PUSB_COMMON_DESCRIPTOR)DescriptorBuffer; |
| ((char*)common) + sizeof(USB_COMMON_DESCRIPTOR) <= ((char*)DescriptorBuffer) + TotalLength; |
| common = (PUSB_COMMON_DESCRIPTOR)(((char*)common) + common->bLength)) |
| { |
| if (StartPosition <= (PVOID)common && common->bDescriptorType == DescriptorType) |
| return common; |
| } |
| return NULL; |
| } |
| |
| USBD_STATUS WINAPI USBD_ValidateConfigurationDescriptor( |
| PUSB_CONFIGURATION_DESCRIPTOR descr, |
| ULONG length, |
| USHORT level, |
| PUCHAR *offset, |
| ULONG tag ) |
| { |
| FIXME( "(%p, %u, %u, %p, %u) partial stub!\n", descr, length, level, offset, tag ); |
| |
| if (offset) *offset = 0; |
| |
| if (!descr || |
| length < sizeof(USB_CONFIGURATION_DESCRIPTOR) || |
| descr->bLength < sizeof(USB_CONFIGURATION_DESCRIPTOR) || |
| descr->wTotalLength < descr->bNumInterfaces * sizeof(USB_CONFIGURATION_DESCRIPTOR) |
| ) return USBD_STATUS_ERROR; |
| |
| return USBD_STATUS_SUCCESS; |
| } |
| |
| ULONG WINAPI USBD_GetInterfaceLength( |
| PUSB_INTERFACE_DESCRIPTOR InterfaceDescriptor, |
| PUCHAR BufferEnd ) |
| { |
| PUSB_COMMON_DESCRIPTOR common; |
| ULONG total = InterfaceDescriptor->bLength; |
| |
| TRACE( "(%p, %p)\n", InterfaceDescriptor, BufferEnd ); |
| |
| for (common = (PUSB_COMMON_DESCRIPTOR)(InterfaceDescriptor + 1); |
| (((PUCHAR)common) + sizeof(USB_COMMON_DESCRIPTOR)) <= BufferEnd && |
| common->bDescriptorType != USB_INTERFACE_DESCRIPTOR_TYPE; |
| common = (PUSB_COMMON_DESCRIPTOR)(((char*)common) + common->bLength)) |
| { |
| total += common->bLength; |
| } |
| return total; |
| } |
| |
| NTSTATUS WINAPI DriverEntry( DRIVER_OBJECT *driver, UNICODE_STRING *path ) |
| { |
| TRACE( "(%p, %s)\n", driver, debugstr_w(path->Buffer) ); |
| return STATUS_SUCCESS; |
| } |
