413 lines
14 KiB
C
413 lines
14 KiB
C
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/*++
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Copyright (c) 1992-1996 Microsoft Corporation
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Module Name:
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intf.h
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Abstract:
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This file contains the per-adapter (LIS) interface definition.
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Author:
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Jameel Hyder (jameelh@microsoft.com) July 1996
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Environment:
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Kernel mode
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Revision History:
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--*/
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#ifndef _INTF_
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#define _INTF_
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#define SERVICE_NAME L"AtmArpS"
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#define NUM_ARPS_DESC 128
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#define NUM_MARS_DESC 128
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#define MAX_DESC_MULTIPLE 10
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#define ARP_TABLE_SIZE 64 // Keep this as a power of 2. The ARP_HASH macro relies on it.
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#define MARS_TABLE_SIZE 32 // Keep this as a power of 2. The MARS_HASH macro relies on it.
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#define ARP_HASH(_ipaddr) ((((PUCHAR)&(_ipaddr))[3]) & (ARP_TABLE_SIZE - 1))
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#define MARS_HASH(_ipaddr) ((((PUCHAR)&(_ipaddr))[3]) & (MARS_TABLE_SIZE - 1))
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typedef struct _ArpVc ARP_VC, *PARP_VC;
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typedef struct _REG_ADDR_CTXT REG_ADDR_CTXT, *PREG_ADDR_CTXT;
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//
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// The protocol reserved area in the ndis packets.
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//
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typedef struct
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{
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LIST_ENTRY ReqList; // For queuing the packet into the KQUEUE
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SINGLE_LIST_ENTRY FreeList; // For queuing the packet into the SLIST
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PARP_VC Vc; // Owning Vc in case of queued packet
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USHORT Flags; // Misc. other information
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USHORT PktLen; // Length of incoming packet
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union {
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PNDIS_PACKET OriginalPkt;// When a packet is forwarded by the MARS
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PUCHAR PacketStart;// For MARS Control packets
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};
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} PROTOCOL_RESD, *PPROTOCOL_RESD;
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#define RESD_FLAG_MARS 0x0001 // Indicates that the packet is to be processed by MARS
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#define RESD_FLAG_MARS_PKT 0x0002 // Indicates that the packet is from the MARS pool
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#define RESD_FLAG_FREEBUF 0x0004 // Indicates that the buffer and associated memory must be
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// freed upon completion of the send.
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#define RESD_FLAG_KILL_CCVC 0x0010 // This isn't part of a packet. This is used
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// to queue a request to abort ClusterControlVc.
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#define RESD_FROM_PKT(_Pkt) (PPROTOCOL_RESD)((_Pkt)->ProtocolReserved)
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typedef UCHAR ATM_ADDR_TYPE;
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typedef struct _HwAddr
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{
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ATM_ADDRESS Address;
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PATM_ADDRESS SubAddress;
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} HW_ADDR, *PHW_ADDR;
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#define COMP_ATM_ADDR(_a1_, _a2_) (((_a1_)->AddressType == (_a2_)->AddressType) && \
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((_a1_)->NumberOfDigits == (_a2_)->NumberOfDigits) && \
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COMP_MEM((_a1_)->Address, \
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(_a2_)->Address, \
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(_a1_)->NumberOfDigits))
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#define COPY_ATM_ADDR(_d_, _s_) \
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{ \
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(_d_)->AddressType = (_s_)->AddressType; \
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(_d_)->NumberOfDigits = (_s_)->NumberOfDigits; \
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COPY_MEM((_d_)->Address, (_s_)->Address, (_s_)->NumberOfDigits); \
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}
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#define COMP_HW_ADDR(_a1_, _a2_) (((_a1_)->Address.AddressType == (_a2_)->Address.AddressType) && \
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((_a1_)->Address.NumberOfDigits == (_a2_)->Address.NumberOfDigits) && \
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COMP_MEM((_a1_)->Address.Address, \
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(_a2_)->Address.Address, \
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(_a1_)->Address.NumberOfDigits) && \
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((((_a1_)->SubAddress == NULL) && ((_a2_)->SubAddress == NULL)) || \
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((((_a1_)->SubAddress != NULL) && ((_a2_)->SubAddress != NULL)) && \
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((_a1_)->SubAddress->AddressType == (_a2_)->SubAddress->AddressType) &&\
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((_a1_)->SubAddress->NumberOfDigits == (_a2_)->SubAddress->NumberOfDigits) &&\
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COMP_MEM((_a1_)->SubAddress->Address, \
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(_a2_)->SubAddress->Address, \
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(_a1_)->SubAddress->NumberOfDigits)))) \
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#define COPY_HW_ADDR(_d_, _s_) \
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{ \
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(_d_)->Address.AddressType = (_s_)->Address.AddressType; \
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(_d_)->Address.NumberOfDigits = (_s_)->Address.NumberOfDigits; \
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COPY_MEM((_d_)->Address.Address, (_s_)->Address.Address, (_s_)->Address.NumberOfDigits); \
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if ((_s_)->SubAddress != NULL) \
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{ \
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(_d_)->SubAddress->AddressType = (_s_)->SubAddress->AddressType; \
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(_d_)->SubAddress->NumberOfDigits = (_s_)->SubAddress->NumberOfDigits; \
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COPY_MEM((_d_)->SubAddress->Address, (_s_)->SubAddress->Address, (_s_)->SubAddress->NumberOfDigits);\
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} \
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}
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typedef struct _ENTRY_HDR
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{
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VOID * Next;
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VOID ** Prev;
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} ENTRY_HDR, *PENTRY_HDR;
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typedef struct _ArpEntry
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{
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ENTRY_HDR;
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HW_ADDR HwAddr; // HWADDR MUST FOLLOW ENTRY_HDR
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TIMER Timer;
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IPADDR IpAddr;
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PARP_VC Vc; // Pointer to the Vc (if active)
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UINT Age;
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} ARP_ENTRY, *PARP_ENTRY;
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#define FLUSH_TIME 60*MULTIPLIER // 60 minutes in 15s units
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#define ARP_AGE 20*MULTIPLIER // 20 minutes in 15s units
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#define REDIRECT_INTERVAL 1*MULTIPLIER // 1 minute
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#define ARP_BLOCK_VANILA (ENTRY_TYPE)0
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#define ARP_BLOCK_SUBADDR (ENTRY_TYPE)1
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#define MARS_CLUSTER_VANILA (ENTRY_TYPE)2
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#define MARS_CLUSTER_SUBADDR (ENTRY_TYPE)3
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#define MARS_GROUP (ENTRY_TYPE)4
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#define MARS_BLOCK_ENTRY (ENTRY_TYPE)5
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#define ARP_BLOCK_TYPES (ENTRY_TYPE)6
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#define BLOCK_ALLOC_SIZE PAGE_SIZE
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typedef UINT ENTRY_TYPE;
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typedef struct _ArpBlock
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{
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struct _ArpBlock * Next; // Link to next
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struct _ArpBlock ** Prev; // Link to previous
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struct _IntF * IntF; // Back pointer to the interface
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ENTRY_TYPE EntryType; // ARP_BLOCK_XXX
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UINT NumFree; // # of free ArpEntries in this block
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PENTRY_HDR FreeHead; // Head of the list of free Arp Entries
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} ARP_BLOCK, *PARP_BLOCK;
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//
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// Forward declaration
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//
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typedef struct _MARS_ENTRY MARS_ENTRY, *PMARS_ENTRY;
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typedef struct _MARS_VC MARS_VC, *PMARS_VC;
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typedef struct _MARS_FLOW_SPEC MARS_FLOW_SPEC, *PMARS_FLOW_SPEC;
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typedef struct _CLUSTER_MEMBER CLUSTER_MEMBER, *PCLUSTER_MEMBER;
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typedef struct _MCS_ENTRY MCS_ENTRY, *PMCS_ENTRY;
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//
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// Flow Specifications for an ATM Connection. The structure
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// represents a bidirectional flow.
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//
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typedef struct _MARS_FLOW_SPEC
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{
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ULONG SendBandwidth; // Bytes/Sec
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ULONG SendMaxSize; // Bytes
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ULONG ReceiveBandwidth; // Bytes/Sec
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ULONG ReceiveMaxSize; // Bytes
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SERVICETYPE ServiceType;
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} MARS_FLOW_SPEC, *PMARS_FLOW_SPEC;
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typedef struct _IntF
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{
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struct _IntF * Next;
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LONG RefCount;
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ULONG Flags;
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UNICODE_STRING InterfaceName; // Name of device bound to
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UNICODE_STRING FriendlyName; // Descriptive name of above
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UNICODE_STRING FileName; // Name of file where arp entries are stored
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UNICODE_STRING ConfigString; // Used to access registry
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//
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// Fields relating to NDIS.
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//
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NDIS_MEDIUM SupportedMedium; // For use in NdisOpenAdapter
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NDIS_HANDLE NdisBindingHandle; // Handle to the binding
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NDIS_HANDLE NdisAfHandle; // Handle to the registered Address Family
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union
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{
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NDIS_HANDLE NdisSapHandle; // Handle to the registered Sap
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NDIS_HANDLE NdisBindContext; // Valid only during BindAdapter call
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};
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CO_ADDRESS_FAMILY AddrFamily; // For use by NdisClOpenAddressFamily
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PCO_SAP Sap; // For use by NdisClRegisterSap
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LIST_ENTRY InactiveVcHead; // Created Vcs go here.
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LIST_ENTRY ActiveVcHead; // Vcs with active calls go here.
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#if DBG
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LIST_ENTRY FreeVcHead; // Freed Vcs go here - fo Debugging.
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#endif
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UCHAR SelByte; // Read as part of the configuration
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USHORT NumAllocedRegdAddresses; // # of registered atm addresses on this i/f
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USHORT NumAddressesRegd; // # of atm addresses successfully registered on this i/f
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ATM_ADDRESS ConfiguredAddress; // Configured address for this port
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UINT NumPendingDelAddresses; // Number of address pending deletion.
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PATM_ADDRESS RegAddresses; // Array of h/w addresses
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PREG_ADDR_CTXT pRegAddrCtxt; // Context used when registering
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// addresses.
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UINT NumCacheEntries;
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PARP_ENTRY ArpCache[ARP_TABLE_SIZE];
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// The list of arp entries that we know about
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ULONG LastVcId; // A server created id assigned to each incoming vc
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PTIMER ArpTimer; // Head of the timer-list for this interface
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KMUTEX ArpCacheMutex; // Protects the ArpCache and the ArpTimer
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KEVENT TimerThreadEvent; // Signal this to kill the timer thread
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TIMER FlushTimer; // Used to flush arp-cache to disk
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TIMER BlockTimer; // Used to age-out arp blocks
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PKEVENT CleanupEvent; // signalling when IntF is freed
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PKEVENT DelAddressesEvent; // signalling when addresses are deleted
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PARP_BLOCK PartialArpBlocks[ARP_BLOCK_TYPES];
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PARP_BLOCK UsedArpBlocks[ARP_BLOCK_TYPES];
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ARP_SERVER_STATISTICS ArpStats;
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LARGE_INTEGER StatisticsStartTimeStamp;
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//
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// Fields used by MARS
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//
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PMARS_ENTRY MarsCache[MARS_TABLE_SIZE];
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MARS_SERVER_STATISTICS MarsStats;
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PCLUSTER_MEMBER ClusterMembers; // List of Cluster members
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ULONG NumClusterMembers; // Size of above list
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PMCS_ENTRY pMcsList; // MCS configuration
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PMARS_VC ClusterControlVc; // Outgoing PMP for MARS control
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// and MCS data
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INT CCActiveParties; // Number of connected members
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INT CCAddingParties; // Number of AddParty()'s pending
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INT CCDroppingParties; // Number of DropParty()'s pending
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LIST_ENTRY CCPacketQueue; // Packets queued for sending on
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// the above VC.
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ULONG CSN; // ClusterSequenceNumber
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USHORT CMI; // ClusterMemberId
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ULONG MaxPacketSize; // Supported by miniport
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NDIS_CO_LINK_SPEED LinkSpeed; // Supported by miniport
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struct _MARS_FLOW_SPEC CCFlowSpec; // Flow params for ClusterControlVc
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TIMER MarsRedirectTimer; // For periodic MARS_REDIRECT
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KSPIN_LOCK Lock;
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} INTF, *PINTF;
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#define INTF_ADAPTER_OPENED 0x00000001 // Set after OpenAdapterComplete runs
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#define INTF_AF_OPENED 0x00000002 // Set after OpenAfComplete runs
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#define INTF_SAP_REGISTERED 0x00000008 // Set after RegisterSapComplete runs
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#define INTF_ADDRESS_VALID 0x00000010 // Set after OID_CO_ADDRESS_CHANGE is notified
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#define INTF_SENDING_ON_CC_VC 0x00001000 // Send in progress on ClusterControlVc
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#define INTF_STOPPING 0x40000000 // StopInterface in progress
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#define INTF_CLOSING 0x80000000 // Set after CloseAdapterComplete runs
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typedef struct _ArpVc
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{
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ULONG VcType; // Must be the first field in struct
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LIST_ENTRY List;
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USHORT RefCount;
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USHORT Flags;
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ULONG PendingSends;
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ULONG VcId;
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NDIS_HANDLE NdisVcHandle;
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PINTF IntF;
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ULONG MaxSendSize;// From AAL parameters
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PARP_ENTRY ArpEntry;
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HW_ADDR HwAddr; // From CallingPartyAddress
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} ARP_VC, *PARP_VC;
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#define ARPVC_ACTIVE 0x0001
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#define ARPVC_CALLPROCESSING 0x0002
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#define ARPVC_CLOSE_PENDING 0x4000
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#define ARPVC_CLOSING 0x8000
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//
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// VC types:
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//
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#define VC_TYPE_INCOMING ((ULONG)0)
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#define VC_TYPE_MARS_CC ((ULONG)1) // ClusterControlVc
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#define VC_TYPE_CHECK_REGADDR ((ULONG)2) // Transient vc to validate
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// a registered address.
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#define CLEANUP_DEAD_VC(_ArpEntry) \
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{ \
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if (((_ArpEntry)->Vc != NULL) && (((_ArpEntry)->Vc->Flags & ARPVC_ACTIVE) == 0))\
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{ \
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PARP_VC Vc = (_ArpEntry)->Vc; \
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\
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ArpSDereferenceVc(Vc, TRUE, FALSE); \
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(_ArpEntry)->Vc = NULL; \
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} \
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}
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//
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// Rounded-off size of generic Q.2931 IE header
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//
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#define ROUND_OFF(_size) (((_size) + 3) & ~0x4)
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#define SIZEOF_Q2931_IE ROUND_OFF(sizeof(Q2931_IE))
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#define SIZEOF_AAL_PARAMETERS_IE ROUND_OFF(sizeof(AAL_PARAMETERS_IE))
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#define SIZEOF_ATM_TRAFFIC_DESCR_IE ROUND_OFF(sizeof(ATM_TRAFFIC_DESCRIPTOR_IE))
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#define SIZEOF_ATM_BBC_IE ROUND_OFF(sizeof(ATM_BROADBAND_BEARER_CAPABILITY_IE))
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#define SIZEOF_ATM_BLLI_IE ROUND_OFF(sizeof(ATM_BLLI_IE))
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#define SIZEOF_ATM_QOS_IE ROUND_OFF(sizeof(ATM_QOS_CLASS_IE))
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//
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// Total space required for Information Elements in an outgoing call.
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//
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#define REGADDR_MAKE_CALL_IE_SPACE ( \
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SIZEOF_Q2931_IE + SIZEOF_AAL_PARAMETERS_IE + \
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SIZEOF_Q2931_IE + SIZEOF_ATM_TRAFFIC_DESCR_IE + \
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SIZEOF_Q2931_IE + SIZEOF_ATM_BBC_IE + \
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SIZEOF_Q2931_IE + SIZEOF_ATM_BLLI_IE + \
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SIZEOF_Q2931_IE + SIZEOF_ATM_QOS_IE )
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// REG_ADDR_CTXT stores context relating to validating and registering the
|
||
|
|
// list of addresses that need to be explicitly registered. "Validating" consists
|
||
|
|
// of making a call to the address *before* registering, to make sure that
|
||
|
|
// no one *else* has registered the same address.
|
||
|
|
// See 05/14/1999 notes.txt entry for details.
|
||
|
|
//
|
||
|
|
typedef struct _REG_ADDR_CTXT
|
||
|
|
{
|
||
|
|
ULONG VcType; // Must be the first field in struct
|
||
|
|
NDIS_HANDLE NdisVcHandle; // NDIS VC handle used for makeing a call
|
||
|
|
// to verify that the address is unused.
|
||
|
|
|
||
|
|
ULONG Flags; // One or more of the following flags.
|
||
|
|
#define REGADDRCTXT_RESTART 0x0001
|
||
|
|
#define REGADDRCTXT_ABORT 0x0002
|
||
|
|
#define REGADDRCTXT_MAKECALL_PENDING 0x0004
|
||
|
|
#define REGADDRCTXT_CLOSECALL_PENDING 0x0008
|
||
|
|
// TODO/WARNING -- the above flags are currently UNUSED.
|
||
|
|
|
||
|
|
UINT RegAddrIndex; // Index of the address being registered.
|
||
|
|
PINTF pIntF;
|
||
|
|
|
||
|
|
// Request is for setting up an ndis request to add (register) a local address.
|
||
|
|
//
|
||
|
|
struct
|
||
|
|
{
|
||
|
|
NDIS_REQUEST NdisRequest;
|
||
|
|
CO_ADDRESS CoAddress;
|
||
|
|
ATM_ADDRESS AtmAddress;
|
||
|
|
} Request;
|
||
|
|
|
||
|
|
// CallParams and the following union are for setting up the validation call.
|
||
|
|
//
|
||
|
|
CO_CALL_PARAMETERS CallParams;
|
||
|
|
|
||
|
|
// Call manager parameters, plus extra space for the ATM-specific stuff...
|
||
|
|
//
|
||
|
|
union
|
||
|
|
{
|
||
|
|
CO_CALL_MANAGER_PARAMETERS CmParams;
|
||
|
|
UCHAR Buffer[ sizeof(CO_CALL_MANAGER_PARAMETERS)
|
||
|
|
+ sizeof(Q2931_CALLMGR_PARAMETERS) +
|
||
|
|
REGADDR_MAKE_CALL_IE_SPACE];
|
||
|
|
};
|
||
|
|
|
||
|
|
} REG_ADDR_CTXT, *PREG_ADDR_CTXT;
|
||
|
|
|
||
|
|
|
||
|
|
//
|
||
|
|
// Temp structure used to store information read from the registry.
|
||
|
|
//
|
||
|
|
typedef struct _ATMARPS_CONFIG
|
||
|
|
{
|
||
|
|
UCHAR SelByte; // Selector Byte
|
||
|
|
USHORT NumAllocedRegdAddresses;
|
||
|
|
PATM_ADDRESS RegAddresses;
|
||
|
|
PMCS_ENTRY pMcsList; // MCS configuration
|
||
|
|
|
||
|
|
} ATMARPS_CONFIG, *PATMARPS_CONFIG;
|
||
|
|
|
||
|
|
//
|
||
|
|
// Some defaults
|
||
|
|
//
|
||
|
|
#define DEFAULT_SEND_BANDWIDTH (ATM_USER_DATA_RATE_SONET_155*100/8) // Bytes/sec
|
||
|
|
#define DEFAULT_MAX_PACKET_SIZE 9180 // Bytes
|
||
|
|
|
||
|
|
// Minimum tolerated MAX_PACKET_SIZE
|
||
|
|
//
|
||
|
|
#define ARPS_MIN_MAX_PKT_SIZE 9180 // Bytes
|
||
|
|
|
||
|
|
|
||
|
|
#endif // _INTF_
|
||
|
|
|