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Diffstat (limited to '')
| -rw-r--r-- | private/ntos/tdi/isn/fwd/send.h | 220 |
1 files changed, 220 insertions, 0 deletions
diff --git a/private/ntos/tdi/isn/fwd/send.h b/private/ntos/tdi/isn/fwd/send.h new file mode 100644 index 000000000..e46651e13 --- /dev/null +++ b/private/ntos/tdi/isn/fwd/send.h @@ -0,0 +1,220 @@ +/*++ + +Copyright (c) 1995 Microsoft Corporation + +Module Name: + + ntos\tdi\isn\fwd\send.c + +Abstract: + Send routines + +Author: + + Vadim Eydelman + +Revision History: + +--*/ +#ifndef IPXFWD_SEND +#define IPXFWD_SEND + +typedef struct _INTERNAL_PACKET_TAG { + LIST_ENTRY IPT_QueueLink; + PNDIS_PACKET IPT_Packet; + PUCHAR IPT_DataPtr; + ULONG IPT_Length; + PINTERFACE_CB IPT_InterfaceReference; + IPX_LOCAL_TARGET IPT_Target; +} INTERNAL_PACKET_TAG, *PINTERNAL_PACKET_TAG; + + +#define DEF_SPOOFING_TIMEOUT (120*60) // Seconds +extern ULONG SpoofingTimeout; +extern LIST_ENTRY SpoofingQueue; +extern KSPIN_LOCK SpoofingQueueLock; +extern WORK_QUEUE_ITEM SpoofingWorker; +extern BOOLEAN SpoofingWorkerActive; +extern ULONG DontSuppressNonAgentSapAdvertisements; +VOID +Spoofer ( + PVOID Context + ); + +#define InitializeSendQueue() { \ + InitializeListHead (&SpoofingQueue); \ + KeInitializeSpinLock (&SpoofingQueueLock); \ + ExInitializeWorkItem (&SpoofingWorker, Spoofer, NULL); \ + SpoofingWorkerActive = FALSE; \ +} + +#define DeleteSendQueue() { \ + while (!IsListEmpty (&SpoofingQueue)) { \ + PPACKET_TAG pktTag = CONTAINING_RECORD (SpoofingQueue.Flink, \ + PACKET_TAG, \ + PT_QueueLink); \ + RemoveEntryList (&pktTag->PT_QueueLink); \ + if (pktTag->PT_InterfaceReference!=NULL) \ + ReleaseInterfaceReference (pktTag->PT_InterfaceReference); \ + FreePacket (pktTag); \ + } \ +} + + +/*++ +******************************************************************* + S e n d P a c k e t + +Routine Description: + Enqueues packets to be sent by IPX stack +Arguments: + dstIf - over which interface to send + pktTag - packet to send +Return Value: + None + +******************************************************************* +--*/ +VOID +SendPacket ( + PINTERFACE_CB dstIf, + PPACKET_TAG pktTag + ); + +/*++ +******************************************************************* + F w S e n d C o m p l e t e + +Routine Description: + Called by IPX stack when send completes asynchronously +Arguments: + pktDscr - descriptor of the completed packet + status - result of send operation +Return Value: + None + +******************************************************************* +--*/ +VOID +IpxFwdSendComplete ( + PNDIS_PACKET pktDscr, + NDIS_STATUS NdisStatus + ); + +/*++ +******************************************************************* + + F w I n t e r n a l S e n d + +Routine Description: + Filter and routes packets sent by IPX stack +Arguments: + LocalTarget - the NicId and next hop router MAC address + Context - preferred interface on which to send + Packet - packet to be sent + ipxHdr - pointer to ipx header inside the packet + PacketLength - length of the packet + fIterate - a flag to indicate if this is a packet for the + iteration of which the Fwd takes responsibility + - typically type 20 NetBIOS frames + +Return Value: + + STATUS_SUCCESS - if the preferred NIC was OK and packet passed filtering + STATUS_NETWORK_UNREACHABLE - if the preferred was not OK or packet failed filtering + STATUS_PENDING - packet was queued until connection is established +******************************************************************* +--*/ +NTSTATUS +IpxFwdInternalSend ( + IN OUT PIPX_LOCAL_TARGET LocalTarget, + IN ULONG Context, + IN PNDIS_PACKET pktDscr, + IN PUCHAR ipxHdr, + IN PUCHAR data, + IN ULONG PacketLength, + IN BOOLEAN fIterate + ); + +/*++ +******************************************************************* + + P r o c e s s I n t e r n a l Q u e u e + +Routine Description: + Processes packets in the interface internal queue. + Called when connection request completes +Arguments: + dstIf - interface to process +Return Value: + None +******************************************************************* +--*/ +VOID +ProcessInternalQueue ( + PINTERFACE_CB dstIf + ); + + +/*++ +******************************************************************* + + P r o c e s s E x t e r n a l Q u e u e + +Routine Description: + Processes packets in the interface external queue. + Called when connection request completes +Arguments: + dstIf - interface to process +Return Value: + None +******************************************************************* +--*/ +VOID +ProcessExternalQueue ( + PINTERFACE_CB dstIf + ); +/*++ +******************************************************************* + D o S e n d + +Routine Description: + Prepares and sends packet. Interface lock must be help while + callin this routine +Arguments: + dstIf - over which interface to send + pktTag - packet to send +Return Value: + result returned by IPX + +******************************************************************* +--*/ +NDIS_STATUS +DoSend ( + PINTERFACE_CB dstIf, + PPACKET_TAG pktTag, + KIRQL oldIRQL + ); + +/*++ +******************************************************************* + P r o c e s s S e n t P a c k e t + +Routine Description: + Process completed sent packets +Arguments: + dstIf - interface over which packet was sent + pktTag - completed packet + status - result of send operation +Return Value: + None + +******************************************************************* +--*/ +VOID +ProcessSentPacket ( + PINTERFACE_CB dstIf, + PPACKET_TAG pktTag, + NDIS_STATUS status + ); +#endif |