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![Amine Khaldi](/assets/img/avatar_default.png)
* Create a branch for some evul shell experiments. svn path=/branches/shell-experiments/; revision=61927
263 lines
6.3 KiB
C
263 lines
6.3 KiB
C
// Copyright (c) 2004, Antony C. Roberts
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// Use of this file is subject to the terms
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// described in the LICENSE.TXT file that
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// accompanies this file.
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//
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// Your use of this file indicates your
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// acceptance of the terms described in
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// LICENSE.TXT.
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//
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// http://www.freebt.net
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#ifndef _FREEBT_H
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#define _FREEBT_H
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#include <initguid.h>
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#include <wdm.h>
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#include <wmilib.h>
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#include <wmistr.h>
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#include <windef.h>
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#include "usbdi.h"
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#include "usbdlib.h"
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// Pull in all the command, event and structure definitions
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#include "fbtHciDefs.h"
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// Standard USB Wireless/Bluetooth class, etc
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#define FREEBT_USB_STDCLASS 0xE0 // Wireless Controller
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#define FREEBT_USB_STDSUBCLASS 0x01 // RF Controller
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#define FREEBT_USB_STDPROTOCOL 0x01 // Bluetooth Programming
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// Recommended Bluetooth Endpoints
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#define FREEBT_STDENDPOINT_HCICMD 0x00 // HCI Command
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#define FREEBT_STDENDPOINT_HCIEVENT 0x81 // HCI Event
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#define FREEBT_STDENDPOINT_ACLIN 0x82 // HCI Data In
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#define FREEBT_STDENDPOINT_ACLOUT 0x02 // HCI Data Out
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#define FREEBT_STDENDPOINT_AUDIOIN 0x83 // SCO In
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#define FREEBT_STDENDPOINT_AUDIOOUT 0x03 // SCO Out
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#define OBTTAG (ULONG) 'OBTU'
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#undef ExAllocatePool
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#define ExAllocatePool(type, size) ExAllocatePoolWithTag(type, size, OBTTAG);
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#if DBG
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#define FreeBT_DbgPrint(level, _x_) \
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if((level) <= DebugLevel) { \
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DbgPrint _x_; \
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}
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#else
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#define FreeBT_DbgPrint(level, _x_)
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#endif
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typedef struct _GLOBALS
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{
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UNICODE_STRING FreeBT_RegistryPath;
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} GLOBALS;
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#define IDLE_INTERVAL 5000
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typedef enum _PIPETYPE
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{
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HciCommandPipe,
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HciEventPipe,
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AclDataIn,
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AclDataOut,
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SCODataIn,
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SCODataOut
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} FREEBT_PIPETYPE;
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typedef enum _DEVSTATE
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{
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NotStarted, // not started
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Stopped, // device stopped
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Working, // started and working
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PendingStop, // stop pending
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PendingRemove, // remove pending
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SurpriseRemoved, // removed by surprise
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Removed // removed
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} DEVSTATE;
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typedef enum _QUEUE_STATE
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{
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HoldRequests, // device is not started yet
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AllowRequests, // device is ready to process
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FailRequests // fail both existing and queued up requests
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} QUEUE_STATE;
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typedef enum _WDM_VERSION
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{
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WinXpOrBetter,
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Win2kOrBetter,
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WinMeOrBetter,
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Win98OrBetter
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} WDM_VERSION;
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#define INITIALIZE_PNP_STATE(_Data_) \
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(_Data_)->DeviceState = NotStarted;\
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(_Data_)->PrevDevState = NotStarted;
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#define SET_NEW_PNP_STATE(_Data_, _state_) \
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(_Data_)->PrevDevState = (_Data_)->DeviceState;\
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(_Data_)->DeviceState = (_state_);
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#define RESTORE_PREVIOUS_PNP_STATE(_Data_) \
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(_Data_)->DeviceState = (_Data_)->PrevDevState;
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// registry path used for parameters
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// global to all instances of the driver
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#define FREEBT_REGISTRY_PARAMETERS_PATH L"\\REGISTRY\\Machine\\System\\CurrentControlSet\\SERVICES\\BULKUSB\\Parameters"
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typedef struct _FREEBT_PIPE_CONTEXT
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{
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BOOLEAN PipeOpen;
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FREEBT_PIPETYPE PipeType;
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} FREEBT_PIPE_CONTEXT, *PFREEBT_PIPE_CONTEXT;
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// A structure representing the instance information associated with
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// this particular device.
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typedef struct _DEVICE_EXTENSION
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{
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// Functional Device Object
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PDEVICE_OBJECT FunctionalDeviceObject;
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// Device object we call when submitting Urbs
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PDEVICE_OBJECT TopOfStackDeviceObject;
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// The bus driver object
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PDEVICE_OBJECT PhysicalDeviceObject;
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// Name buffer for our named Functional device object link
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// The name is generated based on the driver's class GUID
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UNICODE_STRING InterfaceName;
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// Bus drivers set the appropriate values in this structure in response
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// to an IRP_MN_QUERY_CAPABILITIES IRP. Function and filter drivers might
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// alter the capabilities set by the bus driver.
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DEVICE_CAPABILITIES DeviceCapabilities;
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// Configuration Descriptor
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PUSB_CONFIGURATION_DESCRIPTOR UsbConfigurationDescriptor;
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// Interface Information structure
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PUSBD_INTERFACE_INFORMATION UsbInterface;
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// Pipe context for the driver
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PFREEBT_PIPE_CONTEXT PipeContext;
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// current state of device
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DEVSTATE DeviceState;
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// state prior to removal query
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DEVSTATE PrevDevState;
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// obtain and hold this lock while changing the device state,
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// the queue state and while processing the queue.
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KSPIN_LOCK DevStateLock;
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// current system power state
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SYSTEM_POWER_STATE SysPower;
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// current device power state
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DEVICE_POWER_STATE DevPower;
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// Pending I/O queue state
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QUEUE_STATE QueueState;
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// Pending I/O queue
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LIST_ENTRY NewRequestsQueue;
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// I/O Queue Lock
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KSPIN_LOCK QueueLock;
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KEVENT RemoveEvent;
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KEVENT StopEvent;
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ULONG OutStandingIO;
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KSPIN_LOCK IOCountLock;
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// Selective Suspend variables
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LONG SSEnable;
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LONG SSRegistryEnable;
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PUSB_IDLE_CALLBACK_INFO IdleCallbackInfo;
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PIRP PendingIdleIrp;
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LONG IdleReqPend;
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LONG FreeIdleIrpCount;
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KSPIN_LOCK IdleReqStateLock;
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KEVENT NoIdleReqPendEvent;
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// Default power state to power down to on self-susped
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ULONG PowerDownLevel;
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// remote wakeup variables
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PIRP WaitWakeIrp;
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LONG FlagWWCancel;
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LONG FlagWWOutstanding;
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LONG WaitWakeEnable;
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// Open handle count
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LONG OpenHandleCount;
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// Selective suspend model uses timers, dpcs and work item.
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KTIMER Timer;
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KDPC DeferredProcCall;
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// This event is cleared when a DPC/Work Item is queued.
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// and signaled when the work-item completes.
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// This is essential to prevent the driver from unloading
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// while we have DPC or work-item queued up.
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KEVENT NoDpcWorkItemPendingEvent;
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// WMI information
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WMILIB_CONTEXT WmiLibInfo;
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// WDM version
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WDM_VERSION WdmVersion;
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// Pipe type
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FREEBT_PIPETYPE PipeType;
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// User accessible object name
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WCHAR wszDosDeviceName[50];
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// A never triggered event used for delaying execution
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KEVENT DelayEvent;
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// Significant pipes
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USBD_PIPE_INFORMATION EventPipe;
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USBD_PIPE_INFORMATION DataInPipe;
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USBD_PIPE_INFORMATION DataOutPipe;
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USBD_PIPE_INFORMATION AudioInPipe;
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USBD_PIPE_INFORMATION AudioOutPipe;
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} DEVICE_EXTENSION, *PDEVICE_EXTENSION;
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typedef struct _IRP_COMPLETION_CONTEXT
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{
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PDEVICE_EXTENSION DeviceExtension;
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PKEVENT Event;
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} IRP_COMPLETION_CONTEXT, *PIRP_COMPLETION_CONTEXT;
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extern GLOBALS Globals;
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extern ULONG DebugLevel;
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#endif
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