workbench/network/stacks/AROSTCP/bsdsocket/net/if_sana.h

   1 /*
   2  * Copyright (C) 1993 AmiTCP/IP Group, <amitcp-group@hut.fi>
   3  *                    Helsinki University of Technology, Finland.
   4  *                    All rights reserved.
   5  * Copyright (C) 2005 - 2012 The AROS Dev Team
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License version 2 as
   9  * published by the Free Software Foundation.
  10  *
  11  * This program is distributed in the hope that it will be useful, but
  12  * WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
  19  * MA 02111-1307, USA.
  20  *
  21  */
  22
  23 #ifndef IF_SANA_H
  24 #define IF_SANA_H
  25
  26 #ifndef DEVICES_SANA_H
  27 #include <devices/sana2.h>
  28 #endif
  29
  30 #ifndef IF_ARP_H
  31 #include <net/if_arp.h>
  32 #endif
  33
  34 /* A prefix added to the SANA-II device name if needed */
  35 #define NAME_PREFIX "networks/"
  36
  37 /*
  38  * Our Special SANA-II request
  39  */
  40 struct IOIPReq {
  41   struct IOSana2Req  ioip_s2;
  42 #define ioip_ReplyPort  ioip_s2.ios2_Req.io_Message.mn_ReplyPort
  43 #define ioip_Command ioip_s2.ios2_Req.io_Command
  44 #define ioip_Error   ioip_s2.ios2_Req.io_Error
  45   struct sana_softc *ioip_if;         /* pointer to network interface */
  46                      /* request dispatch routine */
  47   void             (*ioip_dispatch)(struct sana_softc *, struct IOIPReq *);
  48   struct mbuf       *ioip_reserved;   /* reserved for packet */
  49   struct mbuf       *ioip_packet;     /* packet */
  50   struct IOIPReq    *ioip_next;       /* allocation queue */
  51 };
  52
  53 /*
  54  * A socket address for a generic SANA-II host
  55  */
  56 #define MAXADDRSANA 16
  57
  58 struct sockaddr_sana2 {
  59   u_char  ss2_len;
  60   u_char  ss2_family;
  61   u_long  ss2_type;
  62   u_char  ss2_host[MAXADDRSANA];
  63 };
  64
  65 /*
  66  * Interface descriptor
  67  *      NOTE: most of the code outside will believe this to be simply
  68  *      a "struct ifnet". The other information is, on the other hand,
  69  *      our own business.
  70  */
  71 struct sana_softc {
  72   struct ifnet       ss_if;           /* network-visible interface */
  73   struct in_addr     ss_ipaddr;       /* copy of ip address */
  74   ULONG              ss_hwtype;       /* wiretype */
  75   UBYTE              ss_hwaddr[MAXADDRSANA]; /* General hardware address */
  76   struct Device      *ss_dev;         /* pointer to device */
  77   struct Unit        *ss_unit;        /* pointer to unit */
  78   VOID               *ss_bufmgnt;             /* magic cookie for buffer management */
  79   UWORD                  ss_reqno;            /* # of requests to allocate */
  80   UWORD              ss_cflags;       /* configuration flags */
  81   struct IOIPReq     *ss_reqs;        /* allocated requests */
  82   struct MinList     ss_freereq;              /* free requests */
  83   struct IOIPReq     *ss_connectreq;  /* request for connect event */
  84 #if     INET
  85   struct {
  86     UWORD reqno;              /* for listening ip packets */
  87     UWORD sent;
  88     ULONG type;
  89   } ss_ip;
  90   struct {                      /* for ARP */
  91     UWORD reqno;
  92     UWORD sent;
  93     ULONG type;                 /* ARP packet type */
  94     ULONG hrd;                  /* ARP header type */
  95     struct arptable *table;     /* ARP/IP table */
  96   } ss_arp;
  97 #endif  /* INET */
  98 #if     ISO
  99   UWORD           ss_isoreqno;        /* for iso */
 100   UWORD           ss_isosent;
 101   ULONG           ss_isotype;
 102 #endif  /* ISO */
 103 #if     CCITT
 104   UWORD           ss_ccittreqno;      /* for ccitt */
 105   UWORD           ss_ccittsent;
 106   ULONG           ss_ccitttype;
 107 #endif  /* CCITT */
 108 #if     NS
 109   UWORD           ss_nsreqno;         /* for ns */
 110   UWORD           ss_nssent;
 111   ULONG           ss_nstype;
 112 #endif  /* NS */
 113   UWORD           ss_rawreqno;        /* for raw packets */
 114   UWORD           ss_rawsent;
 115   UWORD           ss_eventsent;       /* sent event requests */
 116   UWORD           ss_maxmtu;          /* limit given by device */
 117   UBYTE          *ss_execname;
 118   ULONG           ss_execunit;
 119   UBYTE           ss_name[IFNAMSIZ];
 120   struct sana_softc *ss_next;
 121 };
 122
 123 /*
 124  * Configuration flags
 125  */
 126 #define SSF_TRACK (1<<0)              /* Should we track packets? */
 127 #define SSB_TRACK 0
 128
 129 /* Default configuration flags */
 130 #define SS_CFLAGS (SSF_TRACK)
 131
 132 /* Private Interface Config flags */
 133 #define IFF_NOUP     0x8000
 134 #define IFF_DELAYUP  0x4000
 135
 136 /*
 137  * Global functions defined in if_sana.c
 138  */
 139 int sana_output(struct ifnet *ifp, struct mbuf *m0,
 140                         struct sockaddr *dst, struct rtentry *rt);
 141 int sana_ioctl(register struct ifnet *ifp, int cmd, caddr_t data);
 142 /* queue for sana network interfaces */
 143 extern struct sana_softc *ssq;
 144 #endif /* of IF_SANA_H */