83 lines
3.1 KiB
C
83 lines
3.1 KiB
C
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/********************************************************************/
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/** Microsoft LAN Manager **/
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/** Copyright(c) Microsoft Corp., 1990-1993 **/
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/********************************************************************/
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/* :ts=4 */
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//** TCB.H - TCB management definitions.
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//
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// This file contains the definitons needed for TCB management.
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//
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extern uint MaxHashTableSize;
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#define TCB_TABLE_SIZE MaxHashTableSize
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extern uint LogPerPartitionSize;
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#define GET_PARTITION(i) (i >> (ulong) LogPerPartitionSize)
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#define MAX_REXMIT_CNT 5
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#define MAX_CONNECT_REXMIT_CNT 2 //dropped from 3 to 2
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#define MAX_CONNECT_RESPONSE_REXMIT_CNT 2
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#define ADAPTED_MAX_CONNECT_RESPONSE_REXMIT_CNT 1
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extern uint TCPTime;
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#define ROR8(x) (ushort)( ( (ushort)(x) >> 1) | (ushort) ( ( (ushort)(x) & 1) << 15) )
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#define TCB_HASH(DA,SA,DP,SP) (uint)( ((uint)(ROR8( ROR8 (ROR8( *(ushort*)&(DP)+ \
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*(ushort *)&(SP) ) + *(ushort *)&(DA) )+ \
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*((ushort *)&(DA)+1) ) ) ) & (TCB_TABLE_SIZE-1))
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extern struct TCB *FindTCB(IPAddr Src, IPAddr Dest, ushort DestPort,
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ushort SrcPort,CTELockHandle *Handle, BOOLEAN Dpc,uint *index);
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extern struct TCB *FindSynTCB(IPAddr Src, IPAddr Dest, ushort DestPort,
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ushort SrcPort,CTELockHandle *Handle, BOOLEAN Dpc,uint index, BOOLEAN *reset);
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extern uint InsertTCB(struct TCB *NewTCB);
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extern struct TCB *AllocTCB(void);
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extern struct SYNTCB *AllocSynTCB(void);
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extern struct TWTCB *AllocTWTCB(uint index);
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extern void FreeTCB(struct TCB *FreedTCB);
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extern void FreeSynTCB(struct SYNTCB *FreedTCB);
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extern void FreeTWTCB(struct TWTCB *FreedTCB);
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extern uint RemoveTCB(struct TCB *RemovedTCB);
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extern void RemoveTWTCB(struct TWTCB *RemovedTCB, uint Partition);
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extern struct TWTCB *FindTCBTW(IPAddr Src, IPAddr Dest, ushort DestPort,
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ushort SrcPort,uint index);
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extern uint RemoveAndInsert(struct TCB *RemovedTCB);
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extern uint ValidateTCBContext(void *Context, uint *Valid);
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extern uint ReadNextTCB(void *Context, void *OutBuf);
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extern int InitTCB(void);
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extern void UnInitTCB(void);
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extern void TCBWalk(uint (*CallRtn)(struct TCB *, void *, void *,
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void *), void *Context1, void *Context2,
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void *Context3);
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extern uint DeleteTCBWithSrc(struct TCB *CheckTCB, void *AddrPtr,
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void *Unused1, void *Unused2);
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extern uint SetTCBMTU(struct TCB *CheckTCB, void *DestPtr,
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void *SrcPtr, void *MTUPtr);
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extern void ReetSendNext(struct TCB *SeqTCB, SeqNum DropSeq);
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extern uint InsertSynTCB(SYNTCB * NewTCB,CTELockHandle *Handle);
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extern ushort FindMSSAndOptions(TCPHeader UNALIGNED * TCPH,
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TCB * SynTCB, BOOLEAN syntcb);
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extern void SendSYNOnSynTCB(SYNTCB * SYNTcb,CTELockHandle TCBHandle);
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extern uint TCBWalkCount;
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extern uint NumTcbTablePartions;
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extern uint PerPartionSize;
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extern uint LogPerPartion;
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