83 lines
2 KiB
C
83 lines
2 KiB
C
/*++
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Copyright(c) 1999-2000 Microsoft Corporation
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Module Name:
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brdgstad.h
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Abstract:
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Ethernet MAC level bridge.
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STA type and structure declarations file
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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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June 2000 - Original version
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--*/
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//
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// A number of type and constant definitions are in bioctl.h, which must be
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// included before this file.
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//
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// ===========================================================================
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//
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// STRUCTURES
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//
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// ===========================================================================
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// STA information associated with every port (adapter)
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typedef struct _STA_ADAPT_INFO
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{
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// Unique ID for this port
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PORT_ID ID;
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// Cost of this link
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ULONG PathCost;
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// The bridge reported as root on this link
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UCHAR DesignatedRootID[BRIDGE_ID_LEN];
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// The reported cost to reach the root on this link
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PATH_COST DesignatedCost;
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// The designated bridge on this link
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UCHAR DesignatedBridgeID[BRIDGE_ID_LEN];
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// The designated port on this link
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PORT_ID DesignatedPort;
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// Topology Change Acknowledge for this link
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BOOLEAN bTopologyChangeAck;
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// Whether a BPDU transmit was attempted while not allowed
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// because of the maximum inter-BPDU time enforcement
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BOOLEAN bConfigPending;
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// Timer to age out the last received config information on this link
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BRIDGE_TIMER MessageAgeTimer;
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// Timestamp of when the last config we received was generated
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// (this is gMaxAge - (time left on MessageAgeTimer) ms ago)
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// When the message age timer is not running, this is set to 0L.
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ULONG LastConfigTime;
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// Timer for transitioning between port states
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BRIDGE_TIMER ForwardDelayTimer;
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// Timer for preventing BPDUs from being transmitted too frequently
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BRIDGE_TIMER HoldTimer;
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} STA_ADAPT_INFO, *PSTA_ADAPT_INFO;
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