contrib/interface-demo2/unix.c

   1 /*
   2  * lib/unix.c This file contains the general hardware types.
   3  *
   4  * Version:     $Id: unix.c,v 1.1 2006/02/25 18:23:25 marschap Exp $
   5  *
   6  * Author:      Fred N. van Kempen, <waltje@uwalt.nl.mugnet.org>
   7  *              Copyright 1993 MicroWalt Corporation
   8  *
   9  *              This program is free software; you can redistribute it
  10  *              and/or  modify it under  the terms of  the GNU General
  11  *              Public  License as  published  by  the  Free  Software
  12  *              Foundation;  either  version 2 of the License, or  (at
  13  *              your option) any later version.
  14  */
  15 #include "config.h"
  16
  17 #include <sys/types.h>
  18 #include <sys/socket.h>
  19 #if HAVE_AFUNIX
  20 #include <sys/un.h>
  21 #endif
  22 #include <stdlib.h>
  23 #include <stdio.h>
  24 #include <errno.h>
  25 #include <ctype.h>
  26 #include <string.h>
  27 #include <unistd.h>
  28 #include "net-support.h"
  29 #include "pathnames.h"
  30 #include "intl.h"
  31 #include "util.h"
  32
  33
  34 /* Display an UNSPEC address. */
  35 static char *UNSPEC_print(unsigned char *ptr)
  36 {
  37     static char buff[64];
  38     char *pos;
  39     unsigned int i;
  40
  41     pos = buff;
  42     for (i = 0; i < sizeof(struct sockaddr); i++) {
  43         pos += sprintf(pos, "%02X-", (*ptr++ & 0377));
  44     }
  45     buff[strlen(buff) - 1] = '\0';
  46     return (buff);
  47 }
  48
  49
  50 /* Display an UNSPEC socket address. */
  51 static char *UNSPEC_sprint(struct sockaddr *sap, int numeric)
  52 {
  53     static char buf[64];
  54
  55     if (sap->sa_family == 0xFFFF || sap->sa_family == 0)
  56         return safe_strncpy(buf, _("[NONE SET]"), sizeof(buf));
  57     return (UNSPEC_print(sap->sa_data));
  58 }
  59
  60
  61 #if HAVE_AFUNIX
  62
  63 /* Display a UNIX domain address. */
  64 static char *UNIX_print(unsigned char *ptr)
  65 {
  66     return (ptr);
  67 }
  68
  69
  70 /* Display a UNIX domain address. */
  71 static char *UNIX_sprint(struct sockaddr *sap, int numeric)
  72 {
  73     static char buf[64];
  74
  75     if (sap->sa_family == 0xFFFF || sap->sa_family == 0)
  76         return safe_strncpy(buf, _("[NONE SET]"), sizeof(buf));
  77     return (UNIX_print(sap->sa_data));
  78 }
  79
  80
  81 struct aftype unix_aftype =
  82 {
  83     "unix", NULL, /*"UNIX Domain", */ AF_UNIX, 0,
  84     UNIX_print, UNIX_sprint, NULL, NULL,
  85     NULL, NULL, NULL,
  86     -1,
  87     "/proc/net/unix"
  88 };
  89 #endif                          /* HAVE_AFUNIX */
  90
  91
  92 struct aftype unspec_aftype =
  93 {
  94     "unspec", NULL, /*"UNSPEC", */ AF_UNSPEC, 0,
  95     UNSPEC_print, UNSPEC_sprint, NULL, NULL,
  96     NULL,
  97 };