added EUI64 Hardware Address Family

Daniel Stodden <stodden@in.tum.de>

config.in

@@ -82,6 +82,8 @@ bool 'Ash hardware support' HAVE_HWASH n
 bool '(Cisco)-HDLC/LAPB support' HAVE_HWHDLCLAPB n
 bool 'IrDA support' HAVE_HWIRDA y
 bool 'Econet hardware support' HAVE_HWEC n
+bool 'Generic EUI-64 hardware support' HAVE_HWEUI64 n
+
 *
 *
 *           Other Features.

lib/Makefile

@@ -16,7 +16,7 @@
 #
 
 
-HWOBJS	 = hw.o loopback.o slip.o ether.o ax25.o ppp.o arcnet.o tr.o tunnel.o frame.o sit.o rose.o ash.o fddi.o hippi.o hdlclapb.o strip.o irda.o ec_hw.o x25.o
+HWOBJS	 = hw.o loopback.o slip.o ether.o ax25.o ppp.o arcnet.o tr.o tunnel.o frame.o sit.o rose.o ash.o fddi.o hippi.o hdlclapb.o strip.o irda.o ec_hw.o x25.o eui64.o
 AFOBJS	 = unix.o inet.o inet6.o ax25.o ipx.o ddp.o ipx.o netrom.o af.o rose.o econet.o x25.o
 AFGROBJS = inet_gr.o inet6_gr.o ipx_gr.o ddp_gr.o netrom_gr.o ax25_gr.o rose_gr.o getroute.o x25_gr.o
 AFSROBJS = inet_sr.o inet6_sr.o netrom_sr.o ipx_sr.o setroute.o x25_sr.o

lib/eui64.c

+/*
+ * lib/eui64.c  This file contains support for generic EUI-64 hw addressing
+ *
+ * Version:     $Id: eui64.c,v 1.1 2001/11/12 02:12:05 ecki Exp $
+ *
+ * Author:      Daniel Stodden <stodden@in.tum.de>
+ *              Copyright 2001 Daniel Stodden
+ *
+ *              blueprinted from ether.c 
+ *              Copyright 1993 MicroWalt Corporation
+ *
+ *              This program is free software; you can redistribute it
+ *              and/or  modify it under  the terms of  the GNU General
+ *              Public  License as  published  by  the  Free  Software
+ *              Foundation;  either  version 2 of the License, or  (at
+ *              your option) any later version.
+ */
+#include "config.h"
+
+#if HAVE_HWEUI64
+
+#include <sys/types.h>
+#include <sys/ioctl.h>
+#include <sys/socket.h>
+#include <net/if_arp.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <ctype.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <string.h>
+#include <termios.h>
+#include <unistd.h>
+#include "net-support.h"
+#include "pathnames.h"
+#include "intl.h"
+
+/*
+ * EUI-64 constants
+ */
+
+#define EUI64_ALEN	8
+
+#ifndef ARPHRD_EUI64
+#define ARPHRD_EUI64	27
+#warning "ARPHRD_EUI64 not defined in <net/if_arp.h>. Using private value 27"
+#endif
+
+struct hwtype eui64_hwtype;
+
+/* Display an EUI-64 address in readable format. */
+static char *pr_eui64( unsigned char *ptr )
+{
+	static char buff[64];
+
+	snprintf(buff, sizeof(buff), "%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X",
+		 (ptr[0] & 0377), (ptr[1] & 0377), (ptr[2] & 0377), (ptr[3] & 0377), 
+		 (ptr[4] & 0377), (ptr[5] & 0377), (ptr[6] & 0377), (ptr[7] & 0377)
+		);
+	return (buff);
+}
+
+/* Start the PPP encapsulation on the file descriptor. */
+static int in_eui64( char *bufp, struct sockaddr *sap )
+{
+	unsigned char *ptr;
+	char c, *orig;
+	int i;
+	unsigned val;
+
+	sap->sa_family = eui64_hwtype.type;
+	ptr = sap->sa_data;
+
+	i = 0;
+	orig = bufp;
+	
+	while ((*bufp != '\0') && (i < EUI64_ALEN)) {
+		val = 0;
+		c = *bufp++;
+		if (isdigit(c))
+			val = c - '0';
+		else if (c >= 'a' && c <= 'f')
+			val = c - 'a' + 10;
+		else if (c >= 'A' && c <= 'F')
+			val = c - 'A' + 10;
+		else {
+#ifdef DEBUG
+			fprintf( stderr, _("in_eui64(%s): invalid eui64 address!\n"), 
+				 orig );
+#endif
+			errno = EINVAL;
+			return (-1);
+		}
+
+		val <<= 4;
+		c = *bufp;
+		if (isdigit(c))
+			val |= c - '0';
+		else if (c >= 'a' && c <= 'f')
+			val |= c - 'a' + 10;
+		else if (c >= 'A' && c <= 'F')
+			val |= c - 'A' + 10;
+		else if (c == ':' || c == 0)
+			val >>= 4;
+		else {
+#ifdef DEBUG
+			fprintf( stderr, _("in_eui64(%s): invalid eui64 address!\n"), 
+				 orig );
+#endif
+			errno = EINVAL;
+			return (-1);
+		}
+
+		if (c != 0)
+			bufp++;
+
+		*ptr++ = (unsigned char) (val & 0377);
+		i++;
+		
+		/* We might get a semicolon here - not required. */
+		if (*bufp == ':') {
+			if (i == EUI64_ALEN) {
+#ifdef DEBUG
+				fprintf(stderr, _("in_eui64(%s): trailing : ignored!\n"),
+					orig)
+#endif
+					; /* nothing */
+			}
+			bufp++;
+		}
+	}
+
+	/* That's it.  Any trailing junk? */
+	if ((i == EUI64_ALEN) && (*bufp != '\0')) {
+#ifdef DEBUG
+		fprintf(stderr, _("in_eui64(%s): trailing junk!\n"), orig);
+		errno = EINVAL;
+		return (-1);
+#endif
+	}
+#ifdef DEBUG
+	fprintf(stderr, "in_eui64(%s): %s\n", orig, pr_eui64(sap->sa_data));
+#endif
+
+    return (0);
+}
+
+struct hwtype eui64_hwtype =
+{
+	"eui64", NULL, /*"EUI-64 addressing", */ ARPHRD_EUI64, EUI64_ALEN,
+	pr_eui64, in_eui64, NULL, 0
+};
+
+
+#endif				/* HAVE_EUI64 */

lib/hw.c

@@ -2,7 +2,7 @@
  * lib/hw.c   This file contains the top-level part of the hardware
  *              support functions module.
  *
- * Version:     $Id: hw.c,v 1.17 2000/05/20 13:38:10 pb Exp $
+ * Version:     $Id: hw.c,v 1.18 2001/11/12 02:12:05 ecki Exp $
  *
  * Maintainer:  Bernd 'eckes' Eckenfels, <net-tools@lina.inka.de>
  *
@@ -73,6 +73,8 @@ extern struct hwtype irda_hwtype;
 
 extern struct hwtype ec_hwtype;
 
+extern struct hwtype eui64_hwtype;
+
 static struct hwtype *hwtypes[] =
 {
 
@@ -143,6 +145,9 @@ static struct hwtype *hwtypes[] =
 #endif
 #if HAVE_HWX25
     &x25_hwtype,
+#endif
+#if HAVE_HWEUI64
+    &eui64_hwtype,
 #endif
     &unspec_hwtype,
     NULL
@@ -216,6 +221,9 @@ void hwinit()
 #endif
 #if HAVE_HWEC
     ec_hwtype.title = _("Econet");
+#endif
+#if HAVE_HWEUI64
+    eui64_hwtype.title = _("Generic EUI-64");
 #endif
     sVhwinit = 1;
 }

lib/net-features.h

@@ -295,6 +295,13 @@ static char *Features =
 "-"
 #endif
 "HDLC/LAPB "
+
+#if HAVE_HWEUI64
+"+"
+#else
+"-"
+#endif
+"EUI64 "
 ;