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/*******************************************************************/
/* Copyright(c) 1993 Microsoft Corporation */
/*******************************************************************/
//***
//
// Filename: globals.h
//
// Description: global routines and data structures
//
// Author: Stefan Solomon (stefans) October 18, 1993.
//
// Revision History:
//
//***
//*** Router Driver State ***
// 1. Initialization Flag
// FALSE - not initialized, TRUE - initialized
extern BOOLEAN RouterInitialized;
// 2. Unloading Flag - indicates that driver unloading is taking place
// FALSE - not unloading, TRUE - unloading
extern BOOLEAN RouterUnloading;
// Router Role - Total or partial connectivity
extern BOOLEAN LanWanLan;
// LAN routing on the same machine - disabled for RAS
extern ULONG EnableLanRouting;
// Netbios Routing enable/disable
extern ULONG NetbiosRouting;
// max nic count
extern USHORT MaximumNicCount;
//*** some auxiliary data
extern UCHAR nulladdress[];
extern UCHAR bcastaddress[];
//
//*** Routing Table auxiliary structures ***
//
extern UINT SegmentCount; // nr of segments (hash buckets) of the RT
extern PKSPIN_LOCK SegmentLocksTable; // points to the array of segment locks for RT
// frame size
extern ULONG MaxFrameSize;
// MAC header needed
extern ULONG MacHeaderNeeded;
// RIP requests/responses queue
NDIS_SPIN_LOCK RipPktsListLock;
LIST_ENTRY RipPktsList;
// Propagated & net up bcast control structures
extern NDIS_SPIN_LOCK PropagatedPktsListLock;
extern LIST_ENTRY PropagatedPktsList;
// this dpc initialized with the SendNext function
extern KDPC PropagatedPktsDpc;
extern BOOLEAN PropagatedPktsDpcQueued;
// rcv pkt pool size as one of: small(1), medium(2), large(3). (config parameter)
extern UINT RcvPktPoolSize;
// the number of receive packets per pool segment (config parameter)
extern UINT RcvPktsPerSegment;
// memory statistics: peak allocation counter
extern ULONG StatMemPeakCount;
extern ULONG StatMemAllocCount;
extern UINT RcvPktCount; // total pkts allocated for the
// Max frame size as a multiple of ULONGs
extern UINT UlongMaxFrameSize;
//*** max send pkts queued limit: over this limit the send pkts get discarded
extern ULONG MaxSendPktsQueued;
//*** Entry Points into the IPX stack ***
IPX_INTERNAL_SEND IpxSendPacket;
IPX_INTERNAL_GET_SEGMENT IpxGetSegment;
IPX_INTERNAL_GET_ROUTE IpxGetRoute;
IPX_INTERNAL_ADD_ROUTE IpxAddRoute;
IPX_INTERNAL_DELETE_ROUTE IpxDeleteRoute;
IPX_INTERNAL_GET_FIRST_ROUTE IpxGetFirstRoute;
IPX_INTERNAL_GET_NEXT_ROUTE IpxGetNextRoute;
//
// [BUGBUGZZ] remove since NdisWan does it.
//
IPX_INTERNAL_INCREMENT_WAN_INACTIVITY IpxIncrementWanInactivity;
IPX_INTERNAL_QUERY_WAN_INACTIVITY IpxGetWanInactivity;
IPX_INTERNAL_TRANSFER_DATA IpxTransferData;
extern PNICCB *NicCbPtrTab;
extern USHORT VirtualNicId;
extern UCHAR VirtualNetwork[4];
//*** Global Functions ***
NTSTATUS
BindToIpxDriver(PIPX_INTERNAL_BIND_RIP_OUTPUT *IpxBindBuffpp);
VOID
UnbindFromIpxDriver(VOID);
NTSTATUS
RouterInit(PIPX_INTERNAL_BIND_RIP_OUTPUT IpxBindBuffp);
VOID
InitRtTimer(VOID);
VOID
StartRtTimer(VOID);
VOID
StopRtTimer(VOID);
UINT
CreateRcvPktPool(VOID);
VOID
DestroyRcvPktPool(VOID);
VOID
RcvPktPoolScavenger(VOID);
UINT
CreateNicCbs(PIPX_INTERNAL_BIND_RIP_OUTPUT IpxBindBuffp);
VOID
DestroyNicCbs(VOID);
PPACKET_TAG
AllocateRcvPkt(PNICCB niccbp);
VOID
FreeRcvPkt(PPACKET_TAG pktp);
NTSTATUS
RouterStart(VOID);
BOOLEAN
RtReceive (
IN NDIS_HANDLE MacBindingHandle,
IN NDIS_HANDLE MacReceiveContext,
IN ULONG FwdAdapterCtx,
IN PIPX_LOCAL_TARGET RemoteAddress,
IN ULONG MacOptions,
IN PUCHAR LookaheadBuffer,
IN UINT LookaheadBufferSize,
IN UINT LookaheadBufferOffset,
IN UINT PacketSize,
IN PMDL pMdl
);
VOID
RtReceiveComplete (
IN USHORT NicId
);
VOID
RtStatus (
IN USHORT NicId,
IN NDIS_STATUS GeneralStatus,
IN PVOID StatusBuffer,
IN UINT StatusBufferLength
);
VOID
RtSendComplete (
IN PNDIS_PACKET Packet,
IN NDIS_STATUS Status
);
VOID
RtTransferDataComplete (
IN PNDIS_PACKET Packet,
IN NDIS_STATUS Status,
IN UINT BytesTransferred
);
VOID
RtFindRouteComplete (
IN PIPX_FIND_ROUTE_REQUEST FindRouteRequest,
IN BOOLEAN FoundRoute
);
VOID
RtLineUp (
IN USHORT NicId,
IN PIPX_LINE_INFO LineInfo,
IN NDIS_MEDIUM DeviceType,
IN PVOID ConfigurationData
);
VOID
RtLineDown (
IN USHORT NicId,
IN ULONG FwdAdapterCtx
);
VOID
RtScheduleRoute (
IN PIPX_ROUTE_ENTRY RouteEntry
);
VOID
ProcessNbPacket(PPACKET_TAG pktp);
VOID
ProcessRipPacket(PPACKET_TAG pktp);
VOID
RoutePacket(PPACKET_TAG pktp);
VOID
SendPacket(PPACKET_TAG pktp);
VOID
InitRipSndDispatcher(VOID);
VOID
InitRipSndAtNic(PNICCB niccbp);
VOID
RipDispatchSndReq(PRIP_SNDREQ sndreqp);
BOOLEAN
RipQueueSndReqAtNic(PNICCB niccbp,
PRIP_SNDREQ sndreqp);
VOID
SendRipPktCompleted(PPACKET_TAG pktp);
PIPX_ROUTE_ENTRY
GetRoute(UINT segment,
BOOLEAN FirstRoute);
VOID
SetNetworkEntry(PUCHAR nep,
PIPX_ROUTE_ENTRY rtep);
VOID
InitRipTimer(VOID);
VOID
RipTimer(VOID);
VOID
EnableRcvPktAllocation(PNICCB niccbp,
BOOLEAN enab_mode);
BOOLEAN
IsRipSndResourceFree(PNICCB niccbp);
BOOLEAN
IsRcvPktResourceFree(PNICCB niccbp);
VOID
RipSendAtNicCompleted(PRIP_SNDREQ sndreqp);
NIC_OPEN_STATUS
NicOpen(PNICCB niccbp);
NIC_CLOSE_STATUS
NicClose(PNICCB niccbp,
USHORT CloseCompletionOption);
UINT
AddRouteToBcastSndReq(PLIST_ENTRY nodelistp,
PIPX_ROUTE_ENTRY rtep);
PRIP_SNDREQ
GetBcastSndReq(PLIST_ENTRY nodelistp,
PUSHORT NicIdp);
VOID
RouterStop(VOID);
VOID
StopRipTimer();
NIC_RESOURCES_STATUS
NicFreeResources(PNICCB niccbp);
VOID
BroadcastRipUpdate(PRIP_SNDREQ sndreqp, // send request
PNICCB niccbp, // do not send on this nic
PKEVENT eventp); // wait if this event is not NULL
VOID
BroadcastRipGeneralResponse(PRIP_SNDREQ sndreqp);
VOID
NicCloseComplete(PNICCB niccbp);
USHORT
tickcount(UINT linkspeed);
VOID
WanGenRequestTimeout(PKDPC Dpc,
PVOID DefferedContext,
PVOID SystemArgument1,
PVOID SystemArgument2);
BOOLEAN
IsNetInNbPacket(PPACKET_TAG pktp,
PNICCB niccbp);
VOID
SendPropagatedPacket(PPACKET_TAG pktp);
VOID
SendNextPropagatedPkt(PKDPC Dpc,
PVOID DefferedContext,
PVOID SystemArgument1,
PVOID SystemArgument2);
VOID
ZeroNicStatistics(PNICCB niccbp);
VOID
InitWanNodeHT(VOID);
PNICCB
GetWanNodeNiccbp(PUCHAR nodep);
VOID
AddWanNodeToHT(PNICCB niccbp);
VOID
RemoveWanNodeFromHT(PNICCB niccbp);
extern BOOLEAN WanGlobalNetworkEnabled;
extern UCHAR WanGlobalNetwork[];
VOID
InitNetbiosRoutingFilter(VOID);
BOOLEAN
IsNetbiosRoutingAllowed(PNICCB srcniccbp,
PNICCB dstniccbp);
VOID
BroadcastWanNetUpdate(PIPX_ROUTE_ENTRY rtep, // route entry to bcast
PNICCB niccbp, // do not send on this nic
PKEVENT eventp); // synch event
VOID
SendGenRequestOnWanClient(VOID);
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