171 lines
4.4 KiB
C
171 lines
4.4 KiB
C
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/*++
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Copyright(c) 1999-2000 Microsoft Corporation
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Module Name:
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brdgfwd.h
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Abstract:
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Ethernet MAC level bridge.
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Forwarding engine section
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PUBLIC header
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Author:
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Mark Aiken
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(original bridge by Jameel Hyder)
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Environment:
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Kernel mode driver
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Revision History:
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Feb 2000 - Original version
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--*/
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// ===========================================================================
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//
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// PROTOTYPES
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//
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// ===========================================================================
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NTSTATUS
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BrdgFwdDriverInit();
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VOID
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BrdgFwdCleanup();
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NDIS_STATUS
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BrdgFwdSendBuffer(
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IN PADAPT pAdapt,
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IN PUCHAR pPacketData,
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IN UINT DataSize
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);
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// This serves as a ProtocolReceive function
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NDIS_STATUS
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BrdgFwdReceive(
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IN NDIS_HANDLE ProtocolBindingContext,
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IN NDIS_HANDLE MacReceiveContext,
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IN PVOID pHeader,
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IN UINT HeaderSize,
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IN PVOID pLookAheadBuffer,
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IN UINT LookAheadSize,
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IN UINT PacketSize
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);
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// This serves as a ProtocolTransferDataComplete function
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VOID
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BrdgFwdTransferComplete(
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IN NDIS_HANDLE ProtocolBindingContext,
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IN PNDIS_PACKET pPacket,
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IN NDIS_STATUS Status,
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IN UINT BytesTransferred
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);
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// This serves as a ProtocolReceivePacket function
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INT
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BrdgFwdReceivePacket(
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IN NDIS_HANDLE ProtocolBindingContext,
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IN PNDIS_PACKET Packet
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);
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// This serves as a MiniportSendPackets function
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NDIS_STATUS
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BrdgFwdSendPacket(
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IN PNDIS_PACKET pPacket
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);
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// This serves as a ProtocolSendComplete function
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VOID
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BrdgFwdSendComplete(
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IN NDIS_HANDLE ProtocolBindingContext,
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IN PNDIS_PACKET pPacket,
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IN NDIS_STATUS Status
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);
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// This serves as a MiniportReturnPacket function
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VOID
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BrdgFwdReturnIndicatedPacket(
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IN NDIS_HANDLE MiniportAdapterContext,
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IN PNDIS_PACKET pPacket
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);
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// Compatibility-mode support functions
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PNDIS_PACKET
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BrdgFwdMakeCompatCopyPacket(
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IN PNDIS_PACKET pBasePacket,
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OUT PUCHAR *pPacketData,
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OUT PUINT packetDataSize,
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BOOLEAN bCountAsLocalSend
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);
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VOID
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BrdgFwdSendPacketForCompat(
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IN PNDIS_PACKET pPacket,
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IN PADAPT pAdapt
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);
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VOID BrdgFwdReleaseCompatPacket(
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IN PNDIS_PACKET pPacket
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);
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VOID
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BrdgFwdIndicatePacketForCompat(
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IN PNDIS_PACKET pPacket
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);
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BOOLEAN
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BrdgFwdBridgingNetworks();
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VOID
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BrdgFwdChangeBridging(
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IN BOOLEAN Bridging
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);
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// ===========================================================================
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//
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// GLOBALS
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//
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// ===========================================================================
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extern PHASH_TABLE gMACForwardingTable;
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// Thread synchronization
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extern KEVENT gThreadsCheckAdapters[MAXIMUM_PROCESSORS];
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// Whether we hang on to NIC packets when possible or not
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extern BOOLEAN gRetainNICPackets;
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// Statistics
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extern LARGE_INTEGER gStatTransmittedFrames;
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extern LARGE_INTEGER gStatTransmittedErrorFrames;
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extern LARGE_INTEGER gStatTransmittedBytes;
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extern LARGE_INTEGER gStatDirectedTransmittedFrames;
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extern LARGE_INTEGER gStatMulticastTransmittedFrames;
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extern LARGE_INTEGER gStatBroadcastTransmittedFrames;
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extern LARGE_INTEGER gStatDirectedTransmittedBytes;
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extern LARGE_INTEGER gStatMulticastTransmittedBytes;
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extern LARGE_INTEGER gStatBroadcastTransmittedBytes;
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extern LARGE_INTEGER gStatIndicatedFrames;
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extern LARGE_INTEGER gStatIndicatedDroppedFrames;
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extern LARGE_INTEGER gStatIndicatedBytes;
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extern LARGE_INTEGER gStatDirectedIndicatedFrames;
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extern LARGE_INTEGER gStatMulticastIndicatedFrames;
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extern LARGE_INTEGER gStatBroadcastIndicatedFrames;
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extern LARGE_INTEGER gStatDirectedIndicatedBytes;
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extern LARGE_INTEGER gStatMulticastIndicatedBytes;
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extern LARGE_INTEGER gStatBroadcastIndicatedBytes;
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extern LARGE_INTEGER gStatReceivedFrames;
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extern LARGE_INTEGER gStatReceivedBytes;
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extern LARGE_INTEGER gStatReceivedCopyFrames;
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extern LARGE_INTEGER gStatReceivedCopyBytes;
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extern LARGE_INTEGER gStatReceivedNoCopyFrames;
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extern LARGE_INTEGER gStatReceivedNoCopyBytes;
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