2 * ntoskrnl.exe implementation
4 * Copyright (C) 2007 Alexandre Julliard
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
22 #include "wine/port.h"
26 #define NONAMELESSUNION
27 #define NONAMELESSSTRUCT
30 #define WIN32_NO_STATUS
34 #include "ddk/ntddk.h"
35 #include "wine/unicode.h"
36 #include "wine/server.h"
37 #include "wine/list.h"
38 #include "wine/debug.h"
40 WINE_DEFAULT_DEBUG_CHANNEL(ntoskrnl
);
41 WINE_DECLARE_DEBUG_CHANNEL(relay
);
44 KSYSTEM_TIME KeTickCount
= { 0, 0, 0 };
46 typedef struct _KSERVICE_TABLE_DESCRIPTOR
52 } KSERVICE_TABLE_DESCRIPTOR
, *PKSERVICE_TABLE_DESCRIPTOR
;
54 KSERVICE_TABLE_DESCRIPTOR KeServiceDescriptorTable
[4] = { { 0 } };
56 typedef void (WINAPI
*PCREATE_PROCESS_NOTIFY_ROUTINE
)(HANDLE
,HANDLE
,BOOLEAN
);
58 static struct list Irps
= LIST_INIT(Irps
);
67 #define DEFINE_FASTCALL1_ENTRYPOINT( name ) \
68 __ASM_GLOBAL_FUNC( name, \
72 "jmp " __ASM_NAME("__regs_") #name )
73 #define DEFINE_FASTCALL2_ENTRYPOINT( name ) \
74 __ASM_GLOBAL_FUNC( name, \
79 "jmp " __ASM_NAME("__regs_") #name )
82 static inline LPCSTR
debugstr_us( const UNICODE_STRING
*us
)
84 if (!us
) return "<null>";
85 return debugstr_wn( us
->Buffer
, us
->Length
/ sizeof(WCHAR
) );
88 static HANDLE
get_device_manager(void)
90 static HANDLE device_manager
;
91 HANDLE handle
= 0, ret
= device_manager
;
95 SERVER_START_REQ( create_device_manager
)
97 req
->access
= SYNCHRONIZE
;
99 if (!wine_server_call( req
)) handle
= wine_server_ptr_handle( reply
->handle
);
105 ERR( "failed to create the device manager\n" );
108 if (!(ret
= InterlockedCompareExchangePointer( &device_manager
, handle
, 0 )))
111 NtClose( handle
); /* somebody beat us to it */
116 /* exception handler for emulation of privileged instructions */
117 static LONG CALLBACK
vectored_handler( EXCEPTION_POINTERS
*ptrs
)
119 extern DWORD
__wine_emulate_instruction( EXCEPTION_RECORD
*rec
, CONTEXT86
*context
);
121 EXCEPTION_RECORD
*record
= ptrs
->ExceptionRecord
;
122 CONTEXT86
*context
= ptrs
->ContextRecord
;
124 if (record
->ExceptionCode
== EXCEPTION_ACCESS_VIOLATION
||
125 record
->ExceptionCode
== EXCEPTION_PRIV_INSTRUCTION
)
127 if (__wine_emulate_instruction( record
, context
) == ExceptionContinueExecution
)
128 return EXCEPTION_CONTINUE_EXECUTION
;
130 return EXCEPTION_CONTINUE_SEARCH
;
133 /* process an ioctl request for a given device */
134 static NTSTATUS
process_ioctl( DEVICE_OBJECT
*device
, ULONG code
, void *in_buff
, ULONG in_size
,
135 void *out_buff
, ULONG
*out_size
)
139 IO_STACK_LOCATION irpsp
;
140 PDRIVER_DISPATCH dispatch
= device
->DriverObject
->MajorFunction
[IRP_MJ_DEVICE_CONTROL
];
144 TRACE( "ioctl %x device %p in_size %u out_size %u\n", code
, device
, in_size
, *out_size
);
146 /* so we can spot things that we should initialize */
147 memset( &irp
, 0x55, sizeof(irp
) );
148 memset( &irpsp
, 0x66, sizeof(irpsp
) );
149 memset( &mdl
, 0x77, sizeof(mdl
) );
151 irp
.RequestorMode
= UserMode
;
152 irp
.AssociatedIrp
.SystemBuffer
= in_buff
;
153 irp
.UserBuffer
= out_buff
;
154 irp
.MdlAddress
= &mdl
;
155 irp
.Tail
.Overlay
.s
.u
.CurrentStackLocation
= &irpsp
;
158 irpsp
.MajorFunction
= IRP_MJ_DEVICE_CONTROL
;
159 irpsp
.Parameters
.DeviceIoControl
.OutputBufferLength
= *out_size
;
160 irpsp
.Parameters
.DeviceIoControl
.InputBufferLength
= in_size
;
161 irpsp
.Parameters
.DeviceIoControl
.IoControlCode
= code
;
162 irpsp
.Parameters
.DeviceIoControl
.Type3InputBuffer
= in_buff
;
163 irpsp
.DeviceObject
= device
;
164 irpsp
.CompletionRoutine
= NULL
;
168 mdl
.StartVa
= out_buff
;
169 mdl
.ByteCount
= *out_size
;
172 device
->CurrentIrp
= &irp
;
174 KeQueryTickCount( &count
); /* update the global KeTickCount */
177 DPRINTF( "%04x:Call driver dispatch %p (device=%p,irp=%p)\n",
178 GetCurrentThreadId(), dispatch
, device
, &irp
);
180 status
= dispatch( device
, &irp
);
183 DPRINTF( "%04x:Ret driver dispatch %p (device=%p,irp=%p) retval=%08x\n",
184 GetCurrentThreadId(), dispatch
, device
, &irp
, status
);
186 *out_size
= (irp
.IoStatus
.u
.Status
>= 0) ? irp
.IoStatus
.Information
: 0;
187 return irp
.IoStatus
.u
.Status
;
191 /***********************************************************************
192 * wine_ntoskrnl_main_loop (Not a Windows API)
194 NTSTATUS CDECL
wine_ntoskrnl_main_loop( HANDLE stop_event
)
196 HANDLE manager
= get_device_manager();
197 obj_handle_t ioctl
= 0;
198 NTSTATUS status
= STATUS_SUCCESS
;
200 void *in_buff
, *out_buff
= NULL
;
201 DEVICE_OBJECT
*device
= NULL
;
202 ULONG in_size
= 4096, out_size
= 0;
205 if (!(in_buff
= HeapAlloc( GetProcessHeap(), 0, in_size
)))
207 ERR( "failed to allocate buffer\n" );
208 return STATUS_NO_MEMORY
;
211 handles
[0] = stop_event
;
212 handles
[1] = manager
;
216 SERVER_START_REQ( get_next_device_request
)
218 req
->manager
= wine_server_obj_handle( manager
);
220 req
->status
= status
;
221 wine_server_add_data( req
, out_buff
, out_size
);
222 wine_server_set_reply( req
, in_buff
, in_size
);
223 if (!(status
= wine_server_call( req
)))
227 device
= reply
->user_ptr
;
228 in_size
= reply
->in_size
;
229 out_size
= reply
->out_size
;
233 ioctl
= 0; /* no previous ioctl */
235 in_size
= reply
->in_size
;
243 HeapFree( GetProcessHeap(), 0, out_buff
);
244 if (out_size
) out_buff
= HeapAlloc( GetProcessHeap(), 0, out_size
);
245 else out_buff
= NULL
;
246 status
= process_ioctl( device
, code
, in_buff
, in_size
, out_buff
, &out_size
);
248 case STATUS_BUFFER_OVERFLOW
:
249 HeapFree( GetProcessHeap(), 0, in_buff
);
250 in_buff
= HeapAlloc( GetProcessHeap(), 0, in_size
);
251 /* restart with larger buffer */
254 if (WaitForMultipleObjects( 2, handles
, FALSE
, INFINITE
) == WAIT_OBJECT_0
)
255 return STATUS_SUCCESS
;
262 /***********************************************************************
263 * IoAllocateDriverObjectExtension (NTOSKRNL.EXE.@)
265 NTSTATUS WINAPI
IoAllocateDriverObjectExtension( PDRIVER_OBJECT DriverObject
,
266 PVOID ClientIdentificationAddress
,
267 ULONG DriverObjectExtensionSize
,
268 PVOID
*DriverObjectExtension
)
270 FIXME( "%p, %p, %u, %p\n", DriverObject
, ClientIdentificationAddress
,
271 DriverObjectExtensionSize
, DriverObjectExtension
);
272 return STATUS_NOT_IMPLEMENTED
;
276 /***********************************************************************
277 * IoGetDriverObjectExtension (NTOSKRNL.EXE.@)
279 PVOID WINAPI
IoGetDriverObjectExtension( PDRIVER_OBJECT DriverObject
,
280 PVOID ClientIdentificationAddress
)
282 FIXME( "%p, %p\n", DriverObject
, ClientIdentificationAddress
);
287 /***********************************************************************
288 * IoInitializeIrp (NTOSKRNL.EXE.@)
290 void WINAPI
IoInitializeIrp( IRP
*irp
, USHORT size
, CCHAR stack_size
)
292 TRACE( "%p, %u, %d\n", irp
, size
, stack_size
);
294 RtlZeroMemory( irp
, size
);
296 irp
->Type
= IO_TYPE_IRP
;
298 InitializeListHead( &irp
->ThreadListEntry
);
299 irp
->StackCount
= stack_size
;
300 irp
->CurrentLocation
= stack_size
+ 1;
301 irp
->Tail
.Overlay
.s
.u
.CurrentStackLocation
=
302 (PIO_STACK_LOCATION
)(irp
+ 1) + stack_size
;
306 /***********************************************************************
307 * IoAllocateIrp (NTOSKRNL.EXE.@)
309 PIRP WINAPI
IoAllocateIrp( CCHAR stack_size
, BOOLEAN charge_quota
)
314 TRACE( "%d, %d\n", stack_size
, charge_quota
);
316 size
= sizeof(IRP
) + stack_size
* sizeof(IO_STACK_LOCATION
);
317 irp
= ExAllocatePool( NonPagedPool
, size
);
320 IoInitializeIrp( irp
, size
, stack_size
);
321 irp
->AllocationFlags
= IRP_ALLOCATED_FIXED_SIZE
;
323 irp
->AllocationFlags
|= IRP_LOOKASIDE_ALLOCATION
;
328 /***********************************************************************
329 * IoFreeIrp (NTOSKRNL.EXE.@)
331 void WINAPI
IoFreeIrp( IRP
*irp
)
333 TRACE( "%p\n", irp
);
339 /***********************************************************************
340 * IoAllocateMdl (NTOSKRNL.EXE.@)
342 PMDL WINAPI
IoAllocateMdl( PVOID VirtualAddress
, ULONG Length
, BOOLEAN SecondaryBuffer
, BOOLEAN ChargeQuota
, PIRP Irp
)
344 FIXME( "stub: %p, %u, %i, %i, %p\n", VirtualAddress
, Length
, SecondaryBuffer
, ChargeQuota
, Irp
);
349 /***********************************************************************
350 * IoAllocateWorkItem (NTOSKRNL.EXE.@)
352 PIO_WORKITEM WINAPI
IoAllocateWorkItem( PDEVICE_OBJECT DeviceObject
)
354 FIXME( "stub: %p\n", DeviceObject
);
359 /***********************************************************************
360 * IoAttachDeviceToDeviceStack (NTOSKRNL.EXE.@)
362 PDEVICE_OBJECT WINAPI
IoAttachDeviceToDeviceStack( DEVICE_OBJECT
*source
,
363 DEVICE_OBJECT
*target
)
365 TRACE( "%p, %p\n", source
, target
);
366 target
->AttachedDevice
= source
;
367 source
->StackSize
= target
->StackSize
+ 1;
372 /***********************************************************************
373 * IoBuildDeviceIoControlRequest (NTOSKRNL.EXE.@)
375 PIRP WINAPI
IoBuildDeviceIoControlRequest( ULONG IoControlCode
,
376 PDEVICE_OBJECT DeviceObject
,
378 ULONG InputBufferLength
,
380 ULONG OutputBufferLength
,
381 BOOLEAN InternalDeviceIoControl
,
383 PIO_STATUS_BLOCK IoStatusBlock
)
386 PIO_STACK_LOCATION irpsp
;
387 struct IrpInstance
*instance
;
389 TRACE( "%x, %p, %p, %u, %p, %u, %u, %p, %p\n",
390 IoControlCode
, DeviceObject
, InputBuffer
, InputBufferLength
,
391 OutputBuffer
, OutputBufferLength
, InternalDeviceIoControl
,
392 Event
, IoStatusBlock
);
394 if (DeviceObject
== NULL
)
397 irp
= IoAllocateIrp( DeviceObject
->StackSize
, FALSE
);
401 instance
= HeapAlloc( GetProcessHeap(), 0, sizeof(struct IrpInstance
) );
402 if (instance
== NULL
)
408 list_add_tail( &Irps
, &instance
->entry
);
410 irpsp
= irp
->Tail
.Overlay
.s
.u
.CurrentStackLocation
- 1;
411 irpsp
->MajorFunction
= InternalDeviceIoControl
?
412 IRP_MJ_INTERNAL_DEVICE_CONTROL
: IRP_MJ_DEVICE_CONTROL
;
413 irpsp
->Parameters
.DeviceIoControl
.IoControlCode
= IoControlCode
;
414 irp
->UserIosb
= IoStatusBlock
;
415 irp
->UserEvent
= Event
;
421 /***********************************************************************
422 * IoCreateDriver (NTOSKRNL.EXE.@)
424 NTSTATUS WINAPI
IoCreateDriver( UNICODE_STRING
*name
, PDRIVER_INITIALIZE init
)
426 DRIVER_OBJECT
*driver
;
427 DRIVER_EXTENSION
*extension
;
430 if (!(driver
= RtlAllocateHeap( GetProcessHeap(), HEAP_ZERO_MEMORY
,
431 sizeof(*driver
) + sizeof(*extension
) )))
432 return STATUS_NO_MEMORY
;
434 if ((status
= RtlDuplicateUnicodeString( 1, name
, &driver
->DriverName
)))
436 RtlFreeHeap( GetProcessHeap(), 0, driver
);
440 extension
= (DRIVER_EXTENSION
*)(driver
+ 1);
441 driver
->Size
= sizeof(*driver
);
442 driver
->DriverInit
= init
;
443 driver
->DriverExtension
= extension
;
444 extension
->DriverObject
= driver
;
445 extension
->ServiceKeyName
= driver
->DriverName
;
447 status
= driver
->DriverInit( driver
, name
);
451 RtlFreeUnicodeString( &driver
->DriverName
);
452 RtlFreeHeap( GetProcessHeap(), 0, driver
);
458 /***********************************************************************
459 * IoDeleteDriver (NTOSKRNL.EXE.@)
461 void WINAPI
IoDeleteDriver( DRIVER_OBJECT
*driver
)
463 RtlFreeUnicodeString( &driver
->DriverName
);
464 RtlFreeHeap( GetProcessHeap(), 0, driver
);
468 /***********************************************************************
469 * IoCreateDevice (NTOSKRNL.EXE.@)
471 NTSTATUS WINAPI
IoCreateDevice( DRIVER_OBJECT
*driver
, ULONG ext_size
,
472 UNICODE_STRING
*name
, DEVICE_TYPE type
,
473 ULONG characteristics
, BOOLEAN exclusive
,
474 DEVICE_OBJECT
**ret_device
)
477 DEVICE_OBJECT
*device
;
479 HANDLE manager
= get_device_manager();
481 TRACE( "(%p, %u, %s, %u, %x, %u, %p)\n",
482 driver
, ext_size
, debugstr_us(name
), type
, characteristics
, exclusive
, ret_device
);
484 if (!(device
= HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*device
) + ext_size
)))
485 return STATUS_NO_MEMORY
;
487 SERVER_START_REQ( create_device
)
492 req
->manager
= wine_server_obj_handle( manager
);
493 req
->user_ptr
= device
;
494 if (name
) wine_server_add_data( req
, name
->Buffer
, name
->Length
);
495 if (!(status
= wine_server_call( req
))) handle
= wine_server_ptr_handle( reply
->handle
);
499 if (status
== STATUS_SUCCESS
)
501 device
->DriverObject
= driver
;
502 device
->DeviceExtension
= device
+ 1;
503 device
->DeviceType
= type
;
504 device
->StackSize
= 1;
505 device
->Reserved
= handle
;
507 device
->NextDevice
= driver
->DeviceObject
;
508 driver
->DeviceObject
= device
;
510 *ret_device
= device
;
512 else HeapFree( GetProcessHeap(), 0, device
);
518 /***********************************************************************
519 * IoDeleteDevice (NTOSKRNL.EXE.@)
521 void WINAPI
IoDeleteDevice( DEVICE_OBJECT
*device
)
525 TRACE( "%p\n", device
);
527 SERVER_START_REQ( delete_device
)
529 req
->handle
= wine_server_obj_handle( device
->Reserved
);
530 status
= wine_server_call( req
);
534 if (status
== STATUS_SUCCESS
)
536 DEVICE_OBJECT
**prev
= &device
->DriverObject
->DeviceObject
;
537 while (*prev
&& *prev
!= device
) prev
= &(*prev
)->NextDevice
;
538 if (*prev
) *prev
= (*prev
)->NextDevice
;
539 NtClose( device
->Reserved
);
540 HeapFree( GetProcessHeap(), 0, device
);
545 /***********************************************************************
546 * IoCreateSymbolicLink (NTOSKRNL.EXE.@)
548 NTSTATUS WINAPI
IoCreateSymbolicLink( UNICODE_STRING
*name
, UNICODE_STRING
*target
)
551 OBJECT_ATTRIBUTES attr
;
553 attr
.Length
= sizeof(attr
);
554 attr
.RootDirectory
= 0;
555 attr
.ObjectName
= name
;
556 attr
.Attributes
= OBJ_CASE_INSENSITIVE
| OBJ_OPENIF
;
557 attr
.SecurityDescriptor
= NULL
;
558 attr
.SecurityQualityOfService
= NULL
;
560 TRACE( "%s -> %s\n", debugstr_us(name
), debugstr_us(target
) );
561 /* FIXME: store handle somewhere */
562 return NtCreateSymbolicLinkObject( &handle
, SYMBOLIC_LINK_ALL_ACCESS
, &attr
, target
);
566 /***********************************************************************
567 * IoDeleteSymbolicLink (NTOSKRNL.EXE.@)
569 NTSTATUS WINAPI
IoDeleteSymbolicLink( UNICODE_STRING
*name
)
572 OBJECT_ATTRIBUTES attr
;
575 attr
.Length
= sizeof(attr
);
576 attr
.RootDirectory
= 0;
577 attr
.ObjectName
= name
;
578 attr
.Attributes
= OBJ_CASE_INSENSITIVE
;
579 attr
.SecurityDescriptor
= NULL
;
580 attr
.SecurityQualityOfService
= NULL
;
582 if (!(status
= NtOpenSymbolicLinkObject( &handle
, 0, &attr
)))
584 SERVER_START_REQ( unlink_object
)
586 req
->handle
= wine_server_obj_handle( handle
);
587 status
= wine_server_call( req
);
596 /***********************************************************************
597 * IoGetDeviceObjectPointer (NTOSKRNL.EXE.@)
599 NTSTATUS WINAPI
IoGetDeviceObjectPointer( UNICODE_STRING
*name
, ACCESS_MASK access
, PFILE_OBJECT
*file
, PDEVICE_OBJECT
*device
)
601 FIXME( "stub: %s %x %p %p\n", debugstr_us(name
), access
, file
, device
);
602 return STATUS_NOT_IMPLEMENTED
;
606 /***********************************************************************
607 * IofCallDriver (NTOSKRNL.EXE.@)
609 #ifdef DEFINE_FASTCALL2_ENTRYPOINT
610 DEFINE_FASTCALL2_ENTRYPOINT( IofCallDriver
)
611 NTSTATUS WINAPI
__regs_IofCallDriver( DEVICE_OBJECT
*device
, IRP
*irp
)
613 NTSTATUS WINAPI
IofCallDriver( DEVICE_OBJECT
*device
, IRP
*irp
)
616 PDRIVER_DISPATCH dispatch
;
617 IO_STACK_LOCATION
*irpsp
;
620 TRACE( "%p %p\n", device
, irp
);
622 --irp
->CurrentLocation
;
623 irpsp
= --irp
->Tail
.Overlay
.s
.u
.CurrentStackLocation
;
624 dispatch
= device
->DriverObject
->MajorFunction
[irpsp
->MajorFunction
];
625 status
= dispatch( device
, irp
);
631 /***********************************************************************
632 * IoGetRelatedDeviceObject (NTOSKRNL.EXE.@)
634 PDEVICE_OBJECT WINAPI
IoGetRelatedDeviceObject( PFILE_OBJECT obj
)
636 FIXME( "stub: %p\n", obj
);
640 static CONFIGURATION_INFORMATION configuration_information
;
642 /***********************************************************************
643 * IoGetConfigurationInformation (NTOSKRNL.EXE.@)
645 PCONFIGURATION_INFORMATION WINAPI
IoGetConfigurationInformation(void)
647 FIXME( "partial stub\n" );
648 /* FIXME: return actual devices on system */
649 return &configuration_information
;
653 /***********************************************************************
654 * IoRegisterDriverReinitialization (NTOSKRNL.EXE.@)
656 void WINAPI
IoRegisterDriverReinitialization( PDRIVER_OBJECT obj
, PDRIVER_REINITIALIZE reinit
, PVOID context
)
658 FIXME( "stub: %p %p %p\n", obj
, reinit
, context
);
662 /***********************************************************************
663 * IoRegisterShutdownNotification (NTOSKRNL.EXE.@)
665 NTSTATUS WINAPI
IoRegisterShutdownNotification( PDEVICE_OBJECT obj
)
667 FIXME( "stub: %p\n", obj
);
668 return STATUS_SUCCESS
;
672 /***********************************************************************
673 * IofCompleteRequest (NTOSKRNL.EXE.@)
675 #ifdef DEFINE_FASTCALL2_ENTRYPOINT
676 DEFINE_FASTCALL2_ENTRYPOINT( IofCompleteRequest
)
677 void WINAPI
__regs_IofCompleteRequest( IRP
*irp
, UCHAR priority_boost
)
679 void WINAPI
IofCompleteRequest( IRP
*irp
, UCHAR priority_boost
)
682 IO_STACK_LOCATION
*irpsp
;
683 PIO_COMPLETION_ROUTINE routine
;
684 IO_STATUS_BLOCK
*iosb
;
685 struct IrpInstance
*instance
;
686 NTSTATUS status
, stat
;
689 TRACE( "%p %u\n", irp
, priority_boost
);
691 iosb
= irp
->UserIosb
;
692 status
= irp
->IoStatus
.u
.Status
;
693 while (irp
->CurrentLocation
<= irp
->StackCount
)
695 irpsp
= irp
->Tail
.Overlay
.s
.u
.CurrentStackLocation
;
696 routine
= irpsp
->CompletionRoutine
;
698 /* FIXME: add SL_INVOKE_ON_CANCEL support */
701 if ((irpsp
->Control
& SL_INVOKE_ON_SUCCESS
) && STATUS_SUCCESS
== status
)
703 if ((irpsp
->Control
& SL_INVOKE_ON_ERROR
) && STATUS_SUCCESS
!= status
)
706 ++irp
->CurrentLocation
;
707 ++irp
->Tail
.Overlay
.s
.u
.CurrentStackLocation
;
710 TRACE( "calling %p( %p, %p, %p )\n", routine
,
711 irpsp
->DeviceObject
, irp
, irpsp
->Context
);
712 stat
= routine( irpsp
->DeviceObject
, irp
, irpsp
->Context
);
713 TRACE( "CompletionRoutine returned %x\n", stat
);
714 if (STATUS_MORE_PROCESSING_REQUIRED
== stat
)
718 if (iosb
&& STATUS_SUCCESS
== status
)
720 iosb
->u
.Status
= irp
->IoStatus
.u
.Status
;
721 iosb
->Information
= irp
->IoStatus
.Information
;
723 LIST_FOR_EACH_ENTRY( instance
, &Irps
, struct IrpInstance
, entry
)
725 if (instance
->irp
== irp
)
727 list_remove( &instance
->entry
);
728 HeapFree( GetProcessHeap(), 0, instance
);
736 /***********************************************************************
737 * InterlockedCompareExchange (NTOSKRNL.EXE.@)
739 #ifdef DEFINE_FASTCALL2_ENTRYPOINT
740 DEFINE_FASTCALL2_ENTRYPOINT( NTOSKRNL_InterlockedCompareExchange
)
741 LONG WINAPI
__regs_NTOSKRNL_InterlockedCompareExchange( LONG
volatile *dest
, LONG xchg
, LONG compare
)
743 LONG WINAPI
NTOSKRNL_InterlockedCompareExchange( LONG
volatile *dest
, LONG xchg
, LONG compare
)
746 return InterlockedCompareExchange( dest
, xchg
, compare
);
750 /***********************************************************************
751 * InterlockedDecrement (NTOSKRNL.EXE.@)
753 #ifdef DEFINE_FASTCALL1_ENTRYPOINT
754 DEFINE_FASTCALL1_ENTRYPOINT( NTOSKRNL_InterlockedDecrement
)
755 LONG WINAPI
__regs_NTOSKRNL_InterlockedDecrement( LONG
volatile *dest
)
757 LONG WINAPI
NTOSKRNL_InterlockedDecrement( LONG
volatile *dest
)
760 return InterlockedDecrement( dest
);
764 /***********************************************************************
765 * InterlockedExchange (NTOSKRNL.EXE.@)
767 #ifdef DEFINE_FASTCALL2_ENTRYPOINT
768 DEFINE_FASTCALL2_ENTRYPOINT( NTOSKRNL_InterlockedExchange
)
769 LONG WINAPI
__regs_NTOSKRNL_InterlockedExchange( LONG
volatile *dest
, LONG val
)
771 LONG WINAPI
NTOSKRNL_InterlockedExchange( LONG
volatile *dest
, LONG val
)
774 return InterlockedExchange( dest
, val
);
778 /***********************************************************************
779 * InterlockedExchangeAdd (NTOSKRNL.EXE.@)
781 #ifdef DEFINE_FASTCALL2_ENTRYPOINT
782 DEFINE_FASTCALL2_ENTRYPOINT( NTOSKRNL_InterlockedExchangeAdd
)
783 LONG WINAPI
__regs_NTOSKRNL_InterlockedExchangeAdd( LONG
volatile *dest
, LONG incr
)
785 LONG WINAPI
NTOSKRNL_InterlockedExchangeAdd( LONG
volatile *dest
, LONG incr
)
788 return InterlockedExchangeAdd( dest
, incr
);
792 /***********************************************************************
793 * InterlockedIncrement (NTOSKRNL.EXE.@)
795 #ifdef DEFINE_FASTCALL1_ENTRYPOINT
796 DEFINE_FASTCALL1_ENTRYPOINT( NTOSKRNL_InterlockedIncrement
)
797 LONG WINAPI
__regs_NTOSKRNL_InterlockedIncrement( LONG
volatile *dest
)
799 LONG WINAPI
NTOSKRNL_InterlockedIncrement( LONG
volatile *dest
)
802 return InterlockedIncrement( dest
);
806 /***********************************************************************
807 * ExAllocatePool (NTOSKRNL.EXE.@)
809 PVOID WINAPI
ExAllocatePool( POOL_TYPE type
, SIZE_T size
)
811 return ExAllocatePoolWithTag( type
, size
, 0 );
815 /***********************************************************************
816 * ExAllocatePoolWithQuota (NTOSKRNL.EXE.@)
818 PVOID WINAPI
ExAllocatePoolWithQuota( POOL_TYPE type
, SIZE_T size
)
820 return ExAllocatePoolWithTag( type
, size
, 0 );
824 /***********************************************************************
825 * ExAllocatePoolWithTag (NTOSKRNL.EXE.@)
827 PVOID WINAPI
ExAllocatePoolWithTag( POOL_TYPE type
, SIZE_T size
, ULONG tag
)
829 /* FIXME: handle page alignment constraints */
830 void *ret
= HeapAlloc( GetProcessHeap(), 0, size
);
831 TRACE( "%lu pool %u -> %p\n", size
, type
, ret
);
836 /***********************************************************************
837 * ExAllocatePoolWithQuotaTag (NTOSKRNL.EXE.@)
839 PVOID WINAPI
ExAllocatePoolWithQuotaTag( POOL_TYPE type
, SIZE_T size
, ULONG tag
)
841 return ExAllocatePoolWithTag( type
, size
, tag
);
845 /***********************************************************************
846 * ExFreePool (NTOSKRNL.EXE.@)
848 void WINAPI
ExFreePool( void *ptr
)
850 ExFreePoolWithTag( ptr
, 0 );
854 /***********************************************************************
855 * ExFreePoolWithTag (NTOSKRNL.EXE.@)
857 void WINAPI
ExFreePoolWithTag( void *ptr
, ULONG tag
)
859 TRACE( "%p\n", ptr
);
860 HeapFree( GetProcessHeap(), 0, ptr
);
864 /***********************************************************************
865 * KeInitializeSpinLock (NTOSKRNL.EXE.@)
867 void WINAPI
KeInitializeSpinLock( PKSPIN_LOCK SpinLock
)
869 FIXME("%p\n", SpinLock
);
873 /***********************************************************************
874 * KeInitializeTimerEx (NTOSKRNL.EXE.@)
876 void WINAPI
KeInitializeTimerEx( PKTIMER Timer
, TIMER_TYPE Type
)
878 FIXME("%p %d\n", Timer
, Type
);
882 /***********************************************************************
883 * KeInitializeTimer (NTOSKRNL.EXE.@)
885 void WINAPI
KeInitializeTimer( PKTIMER Timer
)
887 KeInitializeTimerEx(Timer
, NotificationTimer
);
891 /**********************************************************************
892 * KeQueryActiveProcessors (NTOSKRNL.EXE.@)
894 * Return the active Processors as bitmask
897 * active Processors as bitmask
900 KAFFINITY WINAPI
KeQueryActiveProcessors( void )
902 DWORD_PTR AffinityMask
;
904 GetProcessAffinityMask( GetCurrentProcess(), &AffinityMask
, NULL
);
909 /**********************************************************************
910 * KeQueryInterruptTime (NTOSKRNL.EXE.@)
912 * Return the interrupt time count
915 ULONGLONG WINAPI
KeQueryInterruptTime( void )
917 LARGE_INTEGER totaltime
;
919 KeQueryTickCount(&totaltime
);
920 return totaltime
.QuadPart
;
924 /***********************************************************************
925 * KeQuerySystemTime (NTOSKRNL.EXE.@)
927 void WINAPI
KeQuerySystemTime( LARGE_INTEGER
*time
)
929 NtQuerySystemTime( time
);
933 /***********************************************************************
934 * KeQueryTickCount (NTOSKRNL.EXE.@)
936 void WINAPI
KeQueryTickCount( LARGE_INTEGER
*count
)
938 count
->QuadPart
= NtGetTickCount();
939 /* update the global variable too */
940 KeTickCount
.LowPart
= count
->u
.LowPart
;
941 KeTickCount
.High1Time
= count
->u
.HighPart
;
942 KeTickCount
.High2Time
= count
->u
.HighPart
;
946 /***********************************************************************
947 * KeQueryTimeIncrement (NTOSKRNL.EXE.@)
949 ULONG WINAPI
KeQueryTimeIncrement(void)
955 /***********************************************************************
956 * MmAllocateNonCachedMemory (NTOSKRNL.EXE.@)
958 PVOID WINAPI
MmAllocateNonCachedMemory( SIZE_T size
)
960 TRACE( "%lu\n", size
);
961 return VirtualAlloc( NULL
, size
, MEM_RESERVE
|MEM_COMMIT
, PAGE_READWRITE
|PAGE_NOCACHE
);
965 /***********************************************************************
966 * MmFreeNonCachedMemory (NTOSKRNL.EXE.@)
968 void WINAPI
MmFreeNonCachedMemory( void *addr
, SIZE_T size
)
970 TRACE( "%p %lu\n", addr
, size
);
971 VirtualFree( addr
, 0, MEM_RELEASE
);
974 /***********************************************************************
975 * MmIsAddressValid (NTOSKRNL.EXE.@)
977 * Check if the process can access the virtual address without a pagefault
980 * VirtualAddress [I] Address to check
984 * Success: TRUE (Accessing the Address works without a Pagefault)
987 BOOLEAN WINAPI
MmIsAddressValid(PVOID VirtualAddress
)
989 TRACE("(%p)\n", VirtualAddress
);
990 return !IsBadWritePtr(VirtualAddress
, 1);
993 /***********************************************************************
994 * MmPageEntireDriver (NTOSKRNL.EXE.@)
996 PVOID WINAPI
MmPageEntireDriver(PVOID AddrInSection
)
998 TRACE("%p\n", AddrInSection
);
999 return AddrInSection
;
1002 /***********************************************************************
1003 * MmResetDriverPaging (NTOSKRNL.EXE.@)
1005 void WINAPI
MmResetDriverPaging(PVOID AddrInSection
)
1007 TRACE("%p\n", AddrInSection
);
1011 /***********************************************************************
1012 * ObReferenceObjectByHandle (NTOSKRNL.EXE.@)
1014 NTSTATUS WINAPI
ObReferenceObjectByHandle( HANDLE obj
, ACCESS_MASK access
,
1016 KPROCESSOR_MODE mode
, PVOID
* ptr
,
1017 POBJECT_HANDLE_INFORMATION info
)
1019 FIXME( "stub: %p %x %p %d %p %p\n", obj
, access
, type
, mode
, ptr
, info
);
1020 return STATUS_NOT_IMPLEMENTED
;
1024 /***********************************************************************
1025 * ObfDereferenceObject (NTOSKRNL.EXE.@)
1027 #ifdef DEFINE_FASTCALL1_ENTRYPOINT
1028 DEFINE_FASTCALL1_ENTRYPOINT( ObfDereferenceObject
)
1029 void WINAPI
__regs_ObfDereferenceObject( VOID
*obj
)
1031 void WINAPI
ObfDereferenceObject( VOID
*obj
)
1034 FIXME( "stub: %p\n", obj
);
1038 /***********************************************************************
1039 * PsCreateSystemThread (NTOSKRNL.EXE.@)
1041 NTSTATUS WINAPI
PsCreateSystemThread(PHANDLE ThreadHandle
, ULONG DesiredAccess
,
1042 POBJECT_ATTRIBUTES ObjectAttributes
,
1043 HANDLE ProcessHandle
, PCLIENT_ID ClientId
,
1044 PKSTART_ROUTINE StartRoutine
, PVOID StartContext
)
1046 if (!ProcessHandle
) ProcessHandle
= GetCurrentProcess();
1047 return RtlCreateUserThread(ProcessHandle
, 0, FALSE
, 0, 0,
1048 0, StartRoutine
, StartContext
,
1049 ThreadHandle
, ClientId
);
1052 /***********************************************************************
1053 * PsGetCurrentProcessId (NTOSKRNL.EXE.@)
1055 HANDLE WINAPI
PsGetCurrentProcessId(void)
1057 return (HANDLE
)GetCurrentProcessId(); /* FIXME: not quite right... */
1061 /***********************************************************************
1062 * PsGetCurrentThreadId (NTOSKRNL.EXE.@)
1064 HANDLE WINAPI
PsGetCurrentThreadId(void)
1066 return (HANDLE
)GetCurrentThreadId(); /* FIXME: not quite right... */
1070 /***********************************************************************
1071 * PsGetVersion (NTOSKRNL.EXE.@)
1073 BOOLEAN WINAPI
PsGetVersion(ULONG
*major
, ULONG
*minor
, ULONG
*build
, UNICODE_STRING
*version
)
1075 RTL_OSVERSIONINFOEXW info
;
1077 RtlGetVersion( &info
);
1078 if (major
) *major
= info
.dwMajorVersion
;
1079 if (minor
) *minor
= info
.dwMinorVersion
;
1080 if (build
) *build
= info
.dwBuildNumber
;
1084 #if 0 /* FIXME: GameGuard passes an uninitialized pointer in version->Buffer */
1085 size_t len
= min( strlenW(info
.szCSDVersion
)*sizeof(WCHAR
), version
->MaximumLength
);
1086 memcpy( version
->Buffer
, info
.szCSDVersion
, len
);
1087 if (len
< version
->MaximumLength
) version
->Buffer
[len
/ sizeof(WCHAR
)] = 0;
1088 version
->Length
= len
;
1095 /***********************************************************************
1096 * PsSetCreateProcessNotifyRoutine (NTOSKRNL.EXE.@)
1098 NTSTATUS WINAPI
PsSetCreateProcessNotifyRoutine( PCREATE_PROCESS_NOTIFY_ROUTINE callback
, BOOLEAN remove
)
1100 FIXME( "stub: %p %d\n", callback
, remove
);
1101 return STATUS_SUCCESS
;
1104 /***********************************************************************
1105 * MmGetSystemRoutineAddress (NTOSKRNL.EXE.@)
1107 PVOID WINAPI
MmGetSystemRoutineAddress(PUNICODE_STRING SystemRoutineName
)
1110 STRING routineNameA
;
1113 static const WCHAR ntoskrnlW
[] = {'n','t','o','s','k','r','n','l','.','e','x','e',0};
1114 static const WCHAR halW
[] = {'h','a','l','.','d','l','l',0};
1116 if (!SystemRoutineName
) return NULL
;
1118 if (RtlUnicodeStringToAnsiString( &routineNameA
, SystemRoutineName
, TRUE
) == STATUS_SUCCESS
)
1120 /* We only support functions exported from ntoskrnl.exe or hal.dll */
1121 hMod
= GetModuleHandleW( ntoskrnlW
);
1122 pFunc
= GetProcAddress( hMod
, routineNameA
.Buffer
);
1125 hMod
= GetModuleHandleW( halW
);
1126 if (hMod
) pFunc
= GetProcAddress( hMod
, routineNameA
.Buffer
);
1128 RtlFreeAnsiString( &routineNameA
);
1131 TRACE( "%s -> %p\n", debugstr_us(SystemRoutineName
), pFunc
);
1135 /*****************************************************
1138 BOOL WINAPI
DllMain( HINSTANCE inst
, DWORD reason
, LPVOID reserved
)
1140 LARGE_INTEGER count
;
1144 case DLL_PROCESS_ATTACH
:
1145 DisableThreadLibraryCalls( inst
);
1146 RtlAddVectoredExceptionHandler( TRUE
, vectored_handler
);
1147 KeQueryTickCount( &count
); /* initialize the global KeTickCount */