lib/econet.c

   1 /*
   2  * lib/econet.c This file contains an implementation of the Econet
   3  *              support functions for the net-tools.
   4  *              (NET-3 base distribution).
   5  *
   6  * Version:     $Id: econet.c,v 1.11 2000/05/27 17:36:16 pb Exp $
   7  *
   8  * Author:      Philip Blundell <philb@gnu.org>
   9  *
  10  * Modified:
  11  *
  12  *              This program is free software; you can redistribute it
  13  *              and/or  modify it under  the terms of  the GNU General
  14  *              Public  License as  published  by  the  Free  Software
  15  *              Foundation;  either  version 2 of the License, or  (at
  16  *              your option) any later version.
  17  */
  18
  19 #include "config.h"
  20
  21 #if HAVE_AFECONET
  22
  23 #include <sys/types.h>
  24 #include <sys/socket.h>
  25 #include <stdio.h>
  26 #include <neteconet/ec.h>
  27
  28 #include "version.h"
  29 #include "net-support.h"
  30 #include "pathnames.h"
  31 #include "intl.h"
  32
  33
  34 /* Display an Econet address */
  35 static char *
  36 ec_print(unsigned char *ptr)
  37 {
  38     static char buff[64];
  39     struct ec_addr *ec = (struct ec_addr *) ptr;
  40     sprintf(buff, "%d.%d", ec->net, ec->station);
  41     return buff;
  42 }
  43
  44
  45 /* Display an Econet socket address */
  46 static char *
  47 ec_sprint(struct sockaddr *sap, int numeric)
  48 {
  49     struct sockaddr_ec *sec = (struct sockaddr_ec *) sap;
  50
  51     if (sap->sa_family != AF_ECONET)
  52         return _("[NONE SET]");
  53
  54     return ec_print((unsigned char *) &sec->addr);
  55 }
  56
  57 static int
  58 ec_input(int type, char *bufp, struct sockaddr *sap)
  59 {
  60     struct sockaddr_ec *sec = (struct sockaddr_ec *) sap;
  61     int net, stn;
  62     switch (sscanf(bufp, "%d.%d", &net, &stn)) {
  63     case 2:
  64         sec->addr.station = stn;
  65         sec->addr.net = net;
  66         return 0;
  67     case 1:
  68         if (sscanf(bufp, "%d", &stn) == 1) {
  69             sec->addr.net = 0;
  70             sec->addr.station = stn;
  71             return 0;
  72         }
  73     }
  74     return -1;
  75 }
  76
  77 struct aftype ec_aftype =
  78 {
  79     "ec", NULL, AF_ECONET, 0,
  80     ec_print, ec_sprint, ec_input, NULL,
  81     NULL, NULL, NULL,
  82     -1,
  83     "/proc/sys/net/econet"
  84 };
  85
  86 #endif                          /* HAVE_AFECONET */