reactos/drivers/net/tcpip/include/lan.h

   1 /*
   2  * COPYRIGHT:   See COPYING in the top level directory
   3  * PROJECT:     ReactOS TCP/IP protocol driver
   4  * FILE:        include/lan.h
   5  * PURPOSE:     LAN adapter definitions
   6  */
   7 #ifndef __LAN_H
   8 #define __LAN_H
   9
  10
  11 /* Medias we support */
  12 #define MEDIA_ETH 0
  13
  14 #define MAX_MEDIA 1
  15
  16 #define IEEE_802_ADDR_LENGTH 6
  17
  18 /* Ethernet header layout */
  19 typedef struct ETH_HEADER {
  20     UCHAR DstAddr[IEEE_802_ADDR_LENGTH]; /* Destination MAC address */
  21     UCHAR SrcAddr[IEEE_802_ADDR_LENGTH]; /* Source MAC address */
  22     USHORT EType;                        /* Ethernet protocol type */
  23 } ETH_HEADER, *PETH_HEADER;
  24
  25 #define MAX_MEDIA_ETH sizeof(ETH_HEADER)
  26
  27 /* Broadcast masks */
  28 #define BCAST_ETH_MASK 0x01
  29
  30 /* Broadcast values to check against */
  31 #define BCAST_ETH_CHECK 0x01
  32
  33 /* Offset of broadcast address */
  34 #define BCAST_ETH_OFFSET 0x00
  35
  36 /* Per adapter information */
  37 typedef struct LAN_ADAPTER {
  38     struct LAN_ADAPTER *Next;               /* Pointer to next adapter */
  39     KSPIN_LOCK Lock;                        /* Lock for this structure */
  40     UCHAR State;                            /* State of the adapter */
  41     KEVENT Event;                           /* Opening event */
  42     PVOID Context;                          /* Upper layer context information */
  43     NDIS_HANDLE NdisHandle;                 /* NDIS binding handle */
  44     NDIS_STATUS NdisStatus;                 /* NDIS status of last request */
  45     NDIS_MEDIUM Media;                      /* Media type */
  46     UCHAR HWAddress[IEEE_802_ADDR_LENGTH];  /* Local HW address */
  47     UINT HWAddressLength;                   /* Length of HW address */
  48     UCHAR BCastMask;                        /* Mask for checking broadcast */
  49     UCHAR BCastCheck;                       /* Value to check against */
  50     UCHAR BCastOffset;                      /* Offset in frame to check against */
  51     UCHAR HeaderSize;                       /* Size of link-level header */
  52     USHORT MTU;                             /* Maximum Transfer Unit */
  53     UINT MinFrameSize;                      /* Minimum frame size in bytes */
  54     UINT MaxPacketSize;                     /* Maximum packet size when sending */
  55     UINT MaxSendPackets;                    /* Maximum number of packets per send */
  56     UINT MacOptions;                        /* MAC options for NIC driver/adapter */
  57     UINT Speed;                             /* Link speed */
  58     UINT PacketFilter;                      /* Packet filter for this adapter */
  59     PNDIS_PACKET TDPackets;                 /* Transfer Data packets */
  60 } LAN_ADAPTER, *PLAN_ADAPTER;
  61
  62 /* LAN adapter state constants */
  63 #define LAN_STATE_OPENING   0
  64 #define LAN_STATE_RESETTING 1
  65 #define LAN_STATE_STARTED   2
  66 #define LAN_STATE_STOPPED   3
  67
  68 /* Size of out lookahead buffer */
  69 #define LOOKAHEAD_SIZE  128
  70
  71 /* Ethernet types. We swap constants so we can compare values at runtime
  72    without swapping them */
  73 #define ETYPE_IPv4 WH2N(0x0800)
  74 #define ETYPE_IPv6 WH2N(0x0000) /* FIXME */
  75 #define ETYPE_ARP  WH2N(0x0806)
  76
  77 /* Protocols */
  78 #define LAN_PROTO_IPv4 0x0000 /* Internet Protocol version 4 */
  79 #define LAN_PROTO_IPv6 0x0001 /* Internet Protocol version 6 */
  80 #define LAN_PROTO_ARP  0x0002 /* Address Resolution Protocol */
  81
  82 extern PLAN_ADAPTER Adapters;
  83
  84
  85 NDIS_STATUS LANRegisterAdapter(
  86     PNDIS_STRING AdapterName,
  87     PLAN_ADAPTER *Adapter);
  88
  89 NDIS_STATUS LANUnregisterAdapter(
  90     PLAN_ADAPTER Adapter);
  91
  92 NTSTATUS LANRegisterProtocol(
  93     STRING *Name);
  94
  95 VOID LANUnregisterProtocol(
  96     VOID);
  97
  98 #endif /* __LAN_H */
  99
 100 /* EOF */