minix/net/lwip/inet_config.h

   1 /*
   2 inet/inet_config.h
   3
   4 Created:        Nov 11, 1992 by Philip Homburg
   5
   6 Defines values for configurable parameters. The structure definitions for
   7 configuration information are also here.
   8
   9 Copyright 1995 Philip Homburg
  10 */
  11
  12 #ifndef INET__INET_CONFIG_H
  13 #define INET__INET_CONFIG_H
  14
  15 /* Inet configuration file. */
  16 #define PATH_INET_CONF  "/etc/inet.conf"
  17
  18 #define IP_PORT_MAX     32      /* Up to this many network devices */
  19 extern int eth_conf_nr;         /* Number of ethernets */
  20 extern int psip_conf_nr;        /* Number of Pseudo IP networks */
  21 extern int ip_conf_nr;          /* Number of configured IP layers */
  22 extern int tcp_conf_nr;         /* Number of configured TCP layers */
  23 extern int udp_conf_nr;         /* Number of configured UDP layers */
  24
  25 extern dev_t ip_dev;            /* Device number of /dev/ip */
  26
  27 struct eth_conf
  28 {
  29         char *ec_label;         /* Process label name if nonnull */
  30         u8_t ec_port;           /* Ethernet port for VLAN if label == NULL */
  31         u8_t ec_ifno;           /* Interface number of /dev/eth* */
  32         u16_t ec_vlan;          /* VLAN number of this net if label == NULL */
  33 };
  34 #define eth_is_vlan(ecp)        ((ecp)->ec_label == NULL)
  35
  36 struct psip_conf
  37 {
  38         u8_t pc_ifno;           /* Interface number of /dev/psip* */
  39 };
  40
  41 struct ip_conf
  42 {
  43         u8_t ic_devtype;        /* Underlying device type: Ethernet / PSIP */
  44         u8_t ic_port;           /* Port of underlying device */
  45         u8_t ic_ifno;           /* Interface number of /dev/ip*, tcp*, udp* */
  46 };
  47
  48 struct tcp_conf
  49 {
  50         u8_t tc_port;           /* IP port number */
  51 };
  52
  53 struct udp_conf
  54 {
  55         u8_t uc_port;           /* IP port number */
  56 };
  57
  58 /* Types of networks. */
  59 #define NETTYPE_ETH     1
  60 #define NETTYPE_PSIP    2
  61
  62 /* To compute the minor device number for a device on an interface. */
  63 #define if2minor(ifno, dev)     (1 + (ifno) * 8 + (dev))
  64
  65 #define IPSTAT_DEV      "/dev/ipstat"
  66 #define IPSTAT_MODE     0666    /* Is this right? What about just setuid apps */
  67 #define IPSTAT_MINOR    0       /* Minor number of /dev/ipstat */
  68
  69 /* Offsets of the minor device numbers within a group per interface. */
  70 #define ETH_DEV_OFF     0
  71 #define PSIP_DEV_OFF    0
  72 #define IP_DEV_OFF      1
  73 #define TCP_DEV_OFF     2
  74 #define UDP_DEV_OFF     3
  75
  76 extern struct eth_conf eth_conf[IP_PORT_MAX];
  77 extern struct psip_conf psip_conf[IP_PORT_MAX];
  78 extern struct ip_conf ip_conf[IP_PORT_MAX];
  79 extern struct tcp_conf tcp_conf[IP_PORT_MAX];
  80 extern struct udp_conf udp_conf[IP_PORT_MAX];
  81 void read_conf(void);
  82 void *alloc(size_t size);
  83
  84 /* Options */
  85 extern int ip_forward_directed_bcast;
  86
  87 #endif /* INET__INET_CONFIG_H */
  88
  89 /*
  90  * $PchId: inet_config.h,v 1.10 2003/08/21 09:24:33 philip Exp $
  91  */