VirtualBox

source: vbox/trunk/src/VBox/HostDrivers/VBoxNetFlt/win/drv/VBoxNetFltCmn-win.h@ 79846

Last change on this file since 79846 was 76568, checked in by vboxsync, 6 years ago

HostDrivers: Use VBOX_INCLUDED_SRC_ as header guard prefix with scm.
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1/* $Id: VBoxNetFltCmn-win.h 76568 2019-01-01 04:34:11Z vboxsync $ */
2/** @file
3 * VBoxNetFltCmn-win.h - Bridged Networking Driver, Windows Specific Code.
4 * Common header with configuration defines and global defs
5 */
6
7/*
8 * Copyright (C) 2011-2019 Oracle Corporation
9 *
10 * This file is part of VirtualBox Open Source Edition (OSE), as
11 * available from http://www.virtualbox.org. This file is free software;
12 * you can redistribute it and/or modify it under the terms of the GNU
13 * General Public License (GPL) as published by the Free Software
14 * Foundation, in version 2 as it comes in the "COPYING" file of the
15 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
16 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
17 *
18 * The contents of this file may alternatively be used under the terms
19 * of the Common Development and Distribution License Version 1.0
20 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
21 * VirtualBox OSE distribution, in which case the provisions of the
22 * CDDL are applicable instead of those of the GPL.
23 *
24 * You may elect to license modified versions of this file under the
25 * terms and conditions of either the GPL or the CDDL or both.
26 */
27
28#ifndef VBOX_INCLUDED_SRC_VBoxNetFlt_win_drv_VBoxNetFltCmn_win_h
29#define VBOX_INCLUDED_SRC_VBoxNetFlt_win_drv_VBoxNetFltCmn_win_h
30#ifndef RT_WITHOUT_PRAGMA_ONCE
31# pragma once
32#endif
33
34#define LOG_GROUP LOG_GROUP_NET_FLT_DRV
35
36/* debugging flags */
37#ifdef DEBUG
38//# define DEBUG_NETFLT_PACKETS
39# ifndef DEBUG_misha
40# define RT_NO_STRICT
41# endif
42/* # define DEBUG_NETFLT_LOOPBACK */
43/* receive logic has several branches */
44/* the DEBUG_NETFLT_RECV* macros used to debug the ProtocolReceive callback
45 * which is typically not used in case the underlying miniport indicates the packets with NdisMIndicateReceivePacket
46 * the best way to debug the ProtocolReceive (which in turn has several branches) is to enable the DEBUG_NETFLT_RECV
47 * one by one in the below order, i.e.
48 * first DEBUG_NETFLT_RECV
49 * then DEBUG_NETFLT_RECV + DEBUG_NETFLT_RECV_NOPACKET */
50//# define DEBUG_NETFLT_RECV
51//# define DEBUG_NETFLT_RECV_NOPACKET
52//# define DEBUG_NETFLT_RECV_TRANSFERDATA
53/* use ExAllocatePoolWithTag instead of NdisAllocateMemoryWithTag */
54// #define DEBUG_NETFLT_USE_EXALLOC
55#endif
56
57#include <VBox/intnet.h>
58#include <VBox/log.h>
59#include <VBox/err.h>
60#include <VBox/version.h>
61#include <iprt/initterm.h>
62#include <iprt/assert.h>
63#include <iprt/spinlock.h>
64#include <iprt/semaphore.h>
65#include <iprt/process.h>
66#include <iprt/alloc.h>
67#include <iprt/alloca.h>
68#include <iprt/time.h>
69#include <iprt/net.h>
70#include <iprt/list.h>
71
72#include <iprt/nt/ntddk.h>
73#include <iprt/nt/ndis.h>
74
75#define VBOXNETFLT_OS_SPECFIC 1
76
77/** version
78 * NOTE: we are NOT using NDIS 5.1 features now */
79#ifdef NDIS51_MINIPORT
80# define VBOXNETFLT_VERSION_MP_NDIS_MAJOR 5
81# define VBOXNETFLT_VERSION_MP_NDIS_MINOR 1
82#else
83# define VBOXNETFLT_VERSION_MP_NDIS_MAJOR 5
84# define VBOXNETFLT_VERSION_MP_NDIS_MINOR 0
85#endif
86
87#ifndef VBOXNETADP
88#ifdef NDIS51
89# define VBOXNETFLT_VERSION_PT_NDIS_MAJOR 5
90# define VBOXNETFLT_VERSION_PT_NDIS_MINOR 1 /* todo: use 0 here as well ? */
91#else
92# define VBOXNETFLT_VERSION_PT_NDIS_MAJOR 5
93# define VBOXNETFLT_VERSION_PT_NDIS_MINOR 0
94#endif
95
96# define VBOXNETFLT_NAME_PROTOCOL L"VBoxNetFlt"
97/** device to be used to prevent the driver unload & ioctl interface (if necessary in the future) */
98# define VBOXNETFLT_NAME_LINK L"\\DosDevices\\Global\\VBoxNetFlt"
99# define VBOXNETFLT_NAME_DEVICE L"\\Device\\VBoxNetFlt"
100#else
101# define VBOXNETFLT_NAME_LINK L"\\DosDevices\\Global\\VBoxNetAdp"
102# define VBOXNETFLT_NAME_DEVICE L"\\Device\\VBoxNetAdp"
103#endif
104
105typedef struct VBOXNETFLTINS *PVBOXNETFLTINS;
106
107/** configuration */
108
109/** Ndis Packet pool settings
110 * these are applied to both receive and send packet pools */
111/* number of packets for normal used */
112#define VBOXNETFLT_PACKET_POOL_SIZE_NORMAL 0x000000FF
113/* number of additional overflow packets */
114#define VBOXNETFLT_PACKET_POOL_SIZE_OVERFLOW 0x0000FF00
115
116/** packet queue size used when the driver is working in the "active" mode */
117#define VBOXNETFLT_PACKET_INFO_POOL_SIZE 0x0000FFFF
118
119#ifndef VBOXNETADP
120/** memory tag used for memory allocations
121 * (VBNF stands for VBox NetFlt) */
122# define VBOXNETFLT_MEM_TAG 'FNBV'
123#else
124/** memory tag used for memory allocations
125 * (VBNA stands for VBox NetAdp) */
126# define VBOXNETFLT_MEM_TAG 'ANBV'
127#endif
128
129/** receive and transmit Ndis buffer pool size */
130#define VBOXNETFLT_BUFFER_POOL_SIZE_TX 128
131#define VBOXNETFLT_BUFFER_POOL_SIZE_RX 128
132
133#define VBOXNETFLT_PACKET_ETHEADER_SIZE 14
134#define VBOXNETFLT_PACKET_HEADER_MATCH_SIZE 24
135#define VBOXNETFLT_PACKET_QUEUE_SG_SEGS_ALLOC 32
136
137
138#if defined(DEBUG_NETFLT_PACKETS) || !defined(VBOX_LOOPBACK_USEFLAGS)
139# define VBOXNETFLT_PACKETMATCH_LENGTH (VBOXNETFLT_PACKET_ETHEADER_SIZE + 2)
140#endif
141
142#ifdef VBOXNETADP
143#define VBOXNETADP_HEADER_SIZE 14
144#define VBOXNETADP_MAX_DATA_SIZE 1500
145#define VBOXNETADP_MAX_PACKET_SIZE (VBOXNETADP_HEADER_SIZE + VBOXNETADP_MAX_DATA_SIZE)
146#define VBOXNETADP_MIN_PACKET_SIZE 60
147/* link speed 100Mbps (measured in 100 bps) */
148#define VBOXNETADP_LINK_SPEED 1000000
149#define VBOXNETADP_MAX_LOOKAHEAD_SIZE VBOXNETADP_MAX_DATA_SIZE
150#define VBOXNETADP_VENDOR_ID 0x080027
151#define VBOXNETADP_VENDOR_DRIVER_VERSION 0x00010000
152#define VBOXNETADP_VENDOR_DESC "Sun"
153#define VBOXNETADP_MAX_MCAST_LIST 32
154#define VBOXNETADP_ETH_ADDRESS_LENGTH 6
155
156//#define VBOXNETADP_REPORT_DISCONNECTED
157#endif
158/* type defs */
159
160/** Flag specifying that the type of enqueued packet
161 * if set the info contains the PINTNETSG packet
162 * if clear the packet info contains the PNDIS_PACKET packet
163 * Typically the packet queue we are maintaining contains PNDIS_PACKETs only,
164 * however in case the underlying miniport indicates a packet with the NDIS_STATUS_RESOURCES status
165 * we MUST return the packet back to the miniport immediately
166 * this is why we are creating the INTNETSG, copying the ndis packet info there and enqueueing it */
167#define VBOXNETFLT_PACKET_SG 0x00000001
168
169/** the flag specifying that the packet source
170 * if set the packet comes from the host (upperlying protocol)
171 * if clear the packet comes from the wire (underlying miniport) */
172#define VBOXNETFLT_PACKET_SRC_HOST 0x00000002
173
174#ifndef VBOXNETFLT_NO_PACKET_QUEUE
175/** flag specifying the packet was originated by our driver
176 * i.e. we could use it on our needs and should not return it
177 * we are enqueueing "our" packets on ProtocolReceive call-back when
178 * Ndis does not give us a receive packet (the driver below us has called NdisM..IndicateReceive)
179 * this is supported for Ndis Packet only */
180#define VBOXNETFLT_PACKET_MINE 0x00000004
181
182/** flag passed to vboxNetFltWinQuEnqueuePacket specifying that the packet should be copied
183 * this is supported for Ndis Packet only */
184#define VBOXNETFLT_PACKET_COPY 0x00000008
185#endif
186
187/** packet queue element containing the packet info */
188typedef struct VBOXNETFLT_PACKET_INFO
189{
190 /** list entry used for enqueueing the info */
191 LIST_ENTRY ListEntry;
192 /** pointer to the pool containing this packet info */
193 struct VBOXNETFLT_PACKET_INFO_POOL *pPool;
194 /** flags describing the referenced packet. Contains PACKET_xxx flags (i.e. PACKET_SG, PACKET_SRC_HOST) */
195 uint32_t fFlags;
196 /** pointer to the packet this info represents */
197 PVOID pPacket;
198} VBOXNETFLT_PACKET_INFO, *PVBOXNETFLT_PACKET_INFO;
199
200/* paranoid check to make sure the elements in the packet info array are properly aligned */
201AssertCompile((sizeof(VBOXNETFLT_PACKET_INFO) & (sizeof(PVOID) - 1)) == 0);
202
203/** represents the packet queue */
204typedef LIST_ENTRY PVBOXNETFLT_ACKET_QUEUE, *PVBOXNETFLT_PACKET_QUEUE;
205
206/*
207 * we are using non-interlocked versions of LIST_ENTRY-related operations macros and synchronize
208 * access to the queue and its elements by acquiring/releasing a spinlock using Ndis[Acquire,Release]Spinlock
209 *
210 * we are NOT using interlocked versions of insert/remove head/tail list functions because we need to iterate though
211 * the queue elements as well as remove elements from the midle of the queue
212 *
213 * * @todo: it seems that we can switch to using interlocked versions of list-entry functions
214 * since we have removed all functionality (mentioned above, i.e. queue elements iteration, etc.) that might prevent us from doing this
215 */
216typedef struct VBOXNETFLT_INTERLOCKED_PACKET_QUEUE
217{
218 /** queue */
219 PVBOXNETFLT_ACKET_QUEUE Queue;
220 /** queue lock */
221 NDIS_SPIN_LOCK Lock;
222} VBOXNETFLT_INTERLOCKED_PACKET_QUEUE, *PVBOXNETFLT_INTERLOCKED_PACKET_QUEUE;
223
224typedef struct VBOXNETFLT_SINGLE_LIST
225{
226 /** queue */
227 SINGLE_LIST_ENTRY Head;
228 /** pointer to the list tail. used to enqueue elements to the tail of the list */
229 PSINGLE_LIST_ENTRY pTail;
230} VBOXNETFLT_SINGLE_LIST, *PVBOXNETFLT_SINGLE_LIST;
231
232typedef struct VBOXNETFLT_INTERLOCKED_SINGLE_LIST
233{
234 /** queue */
235 VBOXNETFLT_SINGLE_LIST List;
236 /** queue lock */
237 NDIS_SPIN_LOCK Lock;
238} VBOXNETFLT_INTERLOCKED_SINGLE_LIST, *PVBOXNETFLT_INTERLOCKED_SINGLE_LIST;
239
240/** packet info pool contains free packet info elements to be used for the packet queue
241 * we are using the pool mechanism to allocate packet queue elements
242 * the pool mechanism is pretty simple now, we are allocating a bunch of memory
243 * for maintaining VBOXNETFLT_PACKET_INFO_POOL_SIZE queue elements and just returning null when the pool is exhausted
244 * This mechanism seems to be enough for now since we are using VBOXNETFLT_PACKET_INFO_POOL_SIZE = 0xffff which is
245 * the maximum size of packets the ndis packet pool supports */
246typedef struct VBOXNETFLT_PACKET_INFO_POOL
247{
248 /** free packet info queue */
249 VBOXNETFLT_INTERLOCKED_PACKET_QUEUE Queue;
250 /** memory bugger used by the pool */
251 PVOID pBuffer;
252} VBOXNETFLT_PACKET_INFO_POOL, *PVBOXNETFLT_PACKET_INFO_POOL;
253
254typedef enum VBOXNETDEVOPSTATE
255{
256 kVBoxNetDevOpState_InvalidValue = 0,
257 kVBoxNetDevOpState_Initializing,
258 kVBoxNetDevOpState_Initialized,
259 kVBoxNetDevOpState_Deinitializing,
260 kVBoxNetDevOpState_Deinitialized,
261
262} VBOXNETDEVOPSTATE;
263
264typedef enum VBOXNETFLT_WINIFSTATE
265{
266 /** The usual invalid state. */
267 kVBoxWinIfState_Invalid = 0,
268 /** Initialization. */
269 kVBoxWinIfState_Connecting,
270 /** Connected fuly functional state */
271 kVBoxWinIfState_Connected,
272 /** Disconnecting */
273 kVBoxWinIfState_Disconnecting,
274 /** Disconnected */
275 kVBoxWinIfState_Disconnected,
276} VBOXNETFLT_WINIFSTATE;
277
278/** structure used to maintain the state and reference count of the miniport and protocol */
279typedef struct VBOXNETFLT_WINIF_DEVICE
280{
281 /** initialize state */
282 VBOXNETDEVOPSTATE OpState;
283 /** ndis power state */
284 NDIS_DEVICE_POWER_STATE PowerState;
285 /** reference count */
286 uint32_t cReferences;
287} VBOXNETFLT_WINIF_DEVICE, *PVBOXNETFLT_WINIF_DEVICE;
288
289#define VBOXNDISREQUEST_INPROGRESS 1
290#define VBOXNDISREQUEST_QUEUED 2
291
292typedef struct VBOXNETFLTWIN_STATE
293{
294 union
295 {
296 struct
297 {
298 UINT fRequestInfo : 2;
299 UINT fInterfaceClosing : 1;
300 UINT fStandBy : 1;
301 UINT fProcessingPacketFilter : 1;
302 UINT fPPFNetFlt : 1;
303 UINT fUpperProtSetFilterInitialized : 1;
304 UINT Reserved : 25;
305 };
306 UINT Value;
307 };
308} VBOXNETFLTWIN_STATE, *PVBOXNETFLTWIN_STATE;
309
310DECLINLINE(VBOXNETFLTWIN_STATE) vboxNetFltWinAtomicUoReadWinState(VBOXNETFLTWIN_STATE State)
311{
312 UINT fValue = ASMAtomicUoReadU32((volatile uint32_t *)&State.Value);
313 return *((PVBOXNETFLTWIN_STATE)((void*)&fValue));
314}
315
316/* miniport layer globals */
317typedef struct VBOXNETFLTGLOBALS_MP
318{
319 /** our miniport handle */
320 NDIS_HANDLE hMiniport;
321 /** ddis wrapper handle */
322 NDIS_HANDLE hNdisWrapper;
323} VBOXNETFLTGLOBALS_MP, *PVBOXNETFLTGLOBALS_MP;
324
325#ifndef VBOXNETADP
326/* protocol layer globals */
327typedef struct VBOXNETFLTGLOBALS_PT
328{
329 /** our protocol handle */
330 NDIS_HANDLE hProtocol;
331} VBOXNETFLTGLOBALS_PT, *PVBOXNETFLTGLOBALS_PT;
332#endif /* #ifndef VBOXNETADP */
333
334typedef struct VBOXNETFLTGLOBALS_WIN
335{
336 /** synch event used for device creation synchronization */
337 KEVENT SynchEvent;
338 /** Device reference count */
339 int cDeviceRefs;
340 /** ndis device */
341 NDIS_HANDLE hDevice;
342 /** device object */
343 PDEVICE_OBJECT pDevObj;
344 /* loopback flags */
345 /* ndis packet flags to disable packet loopback */
346 UINT fPacketDontLoopBack;
347 /* ndis packet flags specifying whether the packet is looped back */
348 UINT fPacketIsLoopedBack;
349 /* Minport info */
350 VBOXNETFLTGLOBALS_MP Mp;
351#ifndef VBOXNETADP
352 /* Protocol info */
353 VBOXNETFLTGLOBALS_PT Pt;
354 /** lock protecting the filter list */
355 NDIS_SPIN_LOCK lockFilters;
356 /** the head of filter list */
357 RTLISTANCHOR listFilters;
358 /** IP address change notifier handle */
359 HANDLE hNotifier;
360#endif
361} VBOXNETFLTGLOBALS_WIN, *PVBOXNETFLTGLOBALS_WIN;
362
363extern VBOXNETFLTGLOBALS_WIN g_VBoxNetFltGlobalsWin;
364
365/** represents filter driver device context*/
366typedef struct VBOXNETFLTWIN
367{
368 /** handle used by miniport edge for ndis calls */
369 NDIS_HANDLE hMiniport;
370 /** miniport edge state */
371 VBOXNETFLT_WINIF_DEVICE MpState;
372 /** ndis packet pool used for receives */
373 NDIS_HANDLE hRecvPacketPool;
374 /** ndis buffer pool used for receives */
375 NDIS_HANDLE hRecvBufferPool;
376 /** driver bind adapter state. */
377 VBOXNETFLT_WINIFSTATE enmState;
378#ifndef VBOXNETADP
379 /* misc state flags */
380 VBOXNETFLTWIN_STATE StateFlags;
381 /** handle used by protocol edge for ndis calls */
382 NDIS_HANDLE hBinding;
383 /** protocol edge state */
384 VBOXNETFLT_WINIF_DEVICE PtState;
385 /** ndis packet pool used for receives */
386 NDIS_HANDLE hSendPacketPool;
387 /** ndis buffer pool used for receives */
388 NDIS_HANDLE hSendBufferPool;
389 /** used for maintaining the pending send packets for handling packet loopback */
390 VBOXNETFLT_INTERLOCKED_SINGLE_LIST SendPacketQueue;
391 /** used for serializing calls to the NdisRequest in the vboxNetFltWinSynchNdisRequest */
392 RTSEMFASTMUTEX hSynchRequestMutex;
393 /** event used to synchronize with the Ndis Request completion in the vboxNetFltWinSynchNdisRequest */
394 KEVENT hSynchCompletionEvent;
395 /** status of the Ndis Request initiated by the vboxNetFltWinSynchNdisRequest */
396 NDIS_STATUS volatile SynchCompletionStatus;
397 /** pointer to the Ndis Request being executed by the vboxNetFltWinSynchNdisRequest */
398 PNDIS_REQUEST volatile pSynchRequest;
399 /** open/close adapter status.
400 * Since ndis adapter open and close requests may complete asynchronously,
401 * we are using event mechanism to wait for open/close completion
402 * the status field is being set by the completion call-back */
403 NDIS_STATUS OpenCloseStatus;
404 /** open/close adaptor completion event */
405 NDIS_EVENT OpenCloseEvent;
406 /** medium we are attached to */
407 NDIS_MEDIUM enmMedium;
408 /**
409 * Passdown request info
410 */
411 /** ndis request we pass down to the miniport below */
412 NDIS_REQUEST PassDownRequest;
413 /** Ndis pass down request bytes read or written original pointer */
414 PULONG pcPDRBytesRW;
415 /** Ndis pass down request bytes needed original pointer */
416 PULONG pcPDRBytesNeeded;
417 /** true if we should indicate the receive complete used by the ProtocolReceive mechanism.
418 * We need to indicate it only with the ProtocolReceive + NdisMEthIndicateReceive path.
419 * Note: we're using KeGetCurrentProcessorNumber, which is not entirely correct in case
420 * we're running on 64bit win7+, which can handle > 64 CPUs, however since KeGetCurrentProcessorNumber
421 * always returns the number < than the number of CPUs in the first group, we're guaranteed to have CPU index < 64
422 * @todo: use KeGetCurrentProcessorNumberEx for Win7+ 64 and dynamically extended array */
423 bool abIndicateRxComplete[64];
424 /** Pending transfer data packet queue (i.e. packets that were indicated as pending on NdisTransferData call */
425 VBOXNETFLT_INTERLOCKED_SINGLE_LIST TransferDataList;
426 /* mac options initialized on OID_GEN_MAC_OPTIONS */
427 ULONG fMacOptions;
428 /** our miniport devuice name */
429 NDIS_STRING MpDeviceName;
430 /** synchronize with unbind with Miniport initialization */
431 NDIS_EVENT MpInitCompleteEvent;
432 /** media connect status that we indicated */
433 NDIS_STATUS MpIndicatedMediaStatus;
434 /** media connect status pending to indicate */
435 NDIS_STATUS MpUnindicatedMediaStatus;
436 /** packet filter flags set by the upper protocols */
437 ULONG fUpperProtocolSetFilter;
438 /** packet filter flags set by the upper protocols */
439 ULONG fSetFilterBuffer;
440 /** packet filter flags set by us */
441 ULONG fOurSetFilter;
442 /** our own list of filters, needed by notifier */
443 RTLISTNODE node;
444#else
445 volatile ULONG cTxSuccess;
446 volatile ULONG cRxSuccess;
447 volatile ULONG cTxError;
448 volatile ULONG cRxError;
449#endif
450} VBOXNETFLTWIN, *PVBOXNETFLTWIN;
451
452typedef struct VBOXNETFLT_PACKET_QUEUE_WORKER
453{
454 /** this event is used to initiate a packet queue worker thread kill */
455 KEVENT KillEvent;
456 /** this event is used to notify a worker thread that the packets are added to the queue */
457 KEVENT NotifyEvent;
458 /** pointer to the packet queue worker thread object */
459 PKTHREAD pThread;
460 /** pointer to the SG used by the packet queue for IntNet receive notifications */
461 PINTNETSG pSG;
462 /** Packet queue */
463 VBOXNETFLT_INTERLOCKED_PACKET_QUEUE PacketQueue;
464 /** Packet info pool, i.e. the pool for the packet queue elements */
465 VBOXNETFLT_PACKET_INFO_POOL PacketInfoPool;
466} VBOXNETFLT_PACKET_QUEUE_WORKER, *PVBOXNETFLT_PACKET_QUEUE_WORKER;
467
468/* protocol reserved data held in ndis packet */
469typedef struct VBOXNETFLT_PKTRSVD_PT
470{
471 /** original packet received from the upperlying protocol
472 * can be null if the packet was originated by intnet */
473 PNDIS_PACKET pOrigPacket;
474 /** pointer to the buffer to be freed on send completion
475 * can be null if no buffer is to be freed */
476 PVOID pBufToFree;
477#if !defined(VBOX_LOOPBACK_USEFLAGS) || defined(DEBUG_NETFLT_PACKETS)
478 SINGLE_LIST_ENTRY ListEntry;
479 /* true if the packet is from IntNet */
480 bool bFromIntNet;
481#endif
482} VBOXNETFLT_PKTRSVD_PT, *PVBOXNETFLT_PKTRSVD_PT;
483
484/** miniport reserved data held in ndis packet */
485typedef struct VBOXNETFLT_PKTRSVD_MP
486{
487 /** original packet received from the underling miniport
488 * can be null if the packet was originated by intnet */
489 PNDIS_PACKET pOrigPacket;
490 /** pointer to the buffer to be freed on receive completion
491 * can be null if no buffer is to be freed */
492 PVOID pBufToFree;
493} VBOXNETFLT_PKTRSVD_MP, *PVBOXNETFLT_PKTRSVD_MP;
494
495/** represents the data stored in the protocol reserved field of ndis packet on NdisTransferData processing */
496typedef struct VBOXNETFLT_PKTRSVD_TRANSFERDATA_PT
497{
498 /** next packet in a list */
499 SINGLE_LIST_ENTRY ListEntry;
500 /* packet buffer start */
501 PNDIS_BUFFER pOrigBuffer;
502} VBOXNETFLT_PKTRSVD_TRANSFERDATA_PT, *PVBOXNETFLT_PKTRSVD_TRANSFERDATA_PT;
503
504/* VBOXNETFLT_PKTRSVD_TRANSFERDATA_PT should fit into PROTOCOL_RESERVED_SIZE_IN_PACKET because we use protocol reserved part
505 * of our miniport edge on transfer data processing for honding our own info */
506AssertCompile(sizeof (VBOXNETFLT_PKTRSVD_TRANSFERDATA_PT) <= PROTOCOL_RESERVED_SIZE_IN_PACKET);
507/* this should fit in MiniportReserved */
508AssertCompile(sizeof (VBOXNETFLT_PKTRSVD_MP) <= RT_SIZEOFMEMB(NDIS_PACKET, MiniportReserved));
509/* we use RTAsmAtomic*U32 for those, make sure we're correct */
510AssertCompile(sizeof (NDIS_DEVICE_POWER_STATE) == sizeof (uint32_t));
511AssertCompile(sizeof (UINT) == sizeof (uint32_t));
512
513
514#define NDIS_FLAGS_SKIP_LOOPBACK_W2K 0x400
515
516#include "../../VBoxNetFltInternal.h"
517#include "VBoxNetFltRt-win.h"
518#ifndef VBOXNETADP
519# include "VBoxNetFltP-win.h"
520#endif
521#include "VBoxNetFltM-win.h"
522
523#endif /* !VBOX_INCLUDED_SRC_VBoxNetFlt_win_drv_VBoxNetFltCmn_win_h */
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