772 lines
22 KiB
C
772 lines
22 KiB
C
/*
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* $FreeBSD$
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*
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* Copyright (c) 1995
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* Gary J Palmer. All rights reserved.
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* Copyright (c) 1996
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* Jordan K. Hubbard. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer,
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* verbatim and that no modifications are made prior to this
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* point in the file.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, LIFE OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
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* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/*
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* All kinds of hacking also performed by jkh on this code. Don't
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* blame Gary for every bogosity you see here.. :-)
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*
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* -jkh
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*/
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#include "sysinstall.h"
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#include <sys/param.h>
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#include <sys/sysctl.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/sockio.h>
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#include <netinet/in.h>
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#include <net/if.h>
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#include <net/if_media.h>
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#include <netdb.h>
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#include <paths.h>
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#include <ifaddrs.h>
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/* The help file for the TCP/IP setup screen */
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#define TCP_HELPFILE "tcp"
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/* These are nasty, but they make the layout structure a lot easier ... */
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static char hostname[HOSTNAME_FIELD_LEN], domainname[HOSTNAME_FIELD_LEN],
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gateway[IPADDR_FIELD_LEN], nameserver[INET6_ADDRSTRLEN];
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static int okbutton, cancelbutton;
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static char ipaddr[IPADDR_FIELD_LEN], netmask[IPADDR_FIELD_LEN], extras[EXTRAS_FIELD_LEN];
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static char ipv6addr[INET6_ADDRSTRLEN];
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/* What the screen size is meant to be */
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#define TCP_DIALOG_Y 0
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#define TCP_DIALOG_X 8
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#define TCP_DIALOG_WIDTH COLS - 16
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#define TCP_DIALOG_HEIGHT LINES - 2
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static Layout layout[] = {
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#define LAYOUT_HOSTNAME 0
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{ 1, 2, 25, HOSTNAME_FIELD_LEN - 1,
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"Host:", "Your fully-qualified hostname, e.g. foo.bar.com",
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hostname, STRINGOBJ, NULL },
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#define LAYOUT_DOMAINNAME 1
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{ 1, 35, 20, HOSTNAME_FIELD_LEN - 1,
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"Domain:",
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"The name of the domain that your machine is in, e.g. bar.com",
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domainname, STRINGOBJ, NULL },
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#define LAYOUT_GATEWAY 2
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{ 5, 2, 18, IPADDR_FIELD_LEN - 1,
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"IPv4 Gateway:",
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"IPv4 address of host forwarding packets to non-local destinations",
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gateway, STRINGOBJ, NULL },
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#define LAYOUT_NAMESERVER 3
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{ 5, 35, 18, INET6_ADDRSTRLEN - 1,
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"Name server:", "IPv4 or IPv6 address of your local DNS server",
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nameserver, STRINGOBJ, NULL },
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#define LAYOUT_IPADDR 4
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{ 10, 10, 18, IPADDR_FIELD_LEN - 1,
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"IPv4 Address:",
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"The IPv4 address to be used for this interface",
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ipaddr, STRINGOBJ, NULL },
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#define LAYOUT_NETMASK 5
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{ 10, 35, 18, IPADDR_FIELD_LEN - 1,
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"Netmask:",
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"The netmask for this interface, e.g. 0xffffff00 for a class C network",
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netmask, STRINGOBJ, NULL },
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#define LAYOUT_EXTRAS 6
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{ 14, 10, 37, HOSTNAME_FIELD_LEN - 1,
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"Extra options to ifconfig (usually empty):",
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"Any interface-specific options to ifconfig you would like to add",
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extras, STRINGOBJ, NULL },
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#define LAYOUT_OKBUTTON 7
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{ 19, 15, 0, 0,
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"OK", "Select this if you are happy with these settings",
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&okbutton, BUTTONOBJ, NULL },
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#define LAYOUT_CANCELBUTTON 8
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{ 19, 35, 0, 0,
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"CANCEL", "Select this if you wish to cancel this screen",
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&cancelbutton, BUTTONOBJ, NULL },
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LAYOUT_END,
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};
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#define _validByte(b) ((b) >= 0 && (b) <= 255)
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/* whine */
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static void
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feepout(char *msg)
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{
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beep();
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msgConfirm("%s", msg);
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}
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/* Verify IP address integrity */
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static int
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verifyIP(char *ip, unsigned long *mask, unsigned long *out)
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{
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long a, b, c, d;
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char *endptr, *endptr_prev;
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unsigned long parsedip;
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unsigned long max_addr = (255 << 24) | (255 << 16) | (255 << 8) | 255;
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if (ip == NULL)
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return 0;
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a = strtol(ip, &endptr, 10);
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if (endptr - ip == 0 || *endptr++ != '.')
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return 0;
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endptr_prev = endptr;
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b = strtol(endptr, &endptr, 10);
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if (endptr - endptr_prev == 0 || *endptr++ != '.')
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return 0;
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endptr_prev = endptr;
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c = strtol(endptr, &endptr, 10);
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if (endptr - endptr_prev == 0 || *endptr++ != '.')
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return 0;
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endptr_prev = endptr;
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d = strtol(endptr, &endptr, 10);
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if (*endptr != '\0' || endptr - endptr_prev == 0)
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return 0;
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if (!_validByte(a) || !_validByte(b) || !_validByte(c) || !_validByte(d))
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return 0;
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parsedip = (a << 24) | (b << 16) | (c << 8) | d;
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if (out)
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*out = parsedip;
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/*
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* The ip address must not be network or broadcast address.
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*/
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if (mask && ((parsedip == (parsedip & *mask)) ||
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(parsedip == ((parsedip & *mask) + max_addr - *mask))))
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return 0;
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return 1;
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}
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static int
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verifyIP6(char *ip)
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{
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struct addrinfo hints, *res;
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memset(&hints, 0, sizeof(hints));
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hints.ai_family = AF_INET6;
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hints.ai_socktype = SOCK_STREAM;
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hints.ai_flags = AI_PASSIVE | AI_NUMERICHOST;
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if (getaddrinfo(ip, NULL, &hints, &res) == 0) {
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freeaddrinfo(res);
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return 1;
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}
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return 0;
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}
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/* Verify IPv4 netmask as being well-formed as
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a 0x or AAA.BBB.CCC.DDD mask */
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static int
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verifyNetmask(const char *netmask, unsigned long *out)
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{
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unsigned long mask;
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long tmp;
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char *endptr;
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if (netmask[0] == '0' && (netmask[1] == 'x' || netmask[1] == 'X')) {
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/* Parse out hex mask */
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mask = strtoul(netmask, &endptr, 0);
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if (*endptr != '\0')
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return 0;
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} else {
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/* Parse out quad decimal mask */
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tmp = strtoul(netmask, &endptr, 10);
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if (!_validByte(tmp) || *endptr++ != '.')
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return 0;
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mask = tmp;
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tmp = strtoul(endptr, &endptr, 10);
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if (!_validByte(tmp) || *endptr++ != '.')
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return 0;
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mask = (mask << 8) + tmp;
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tmp = strtoul(endptr, &endptr, 10);
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if (!_validByte(tmp) || *endptr++ != '.')
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return 0;
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mask = (mask << 8) + tmp;
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tmp = strtoul(endptr, &endptr, 10);
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if (!_validByte(tmp) || *endptr++ != '\0')
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return 0;
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mask = (mask << 8) + tmp;
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}
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/* Verify that we have a continous netmask */
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if ((((-mask & mask) - 1) | mask) != 0xffffffff)
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return 0;
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if (out)
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*out = mask;
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return 1;
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}
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static int
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verifyGW(char *gw, unsigned long *ip, unsigned long *mask)
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{
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unsigned long parsedgw;
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if (!verifyIP(gw, mask, &parsedgw))
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return 0;
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/* Gateway needs to be within the set of IPs reachable through the
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interface */
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if (ip && mask && ((parsedgw & *mask) != (*ip & *mask)))
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return 0;
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return 1;
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}
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/* Check for the settings on the screen - the per-interface stuff is
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moved to the main handling code now to do it on the fly - sigh */
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static int
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verifySettings(void)
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{
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unsigned long parsedip;
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unsigned long parsednetmask;
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if (!hostname[0])
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feepout("Must specify a host name of some sort!");
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else if (netmask[0] && !verifyNetmask(netmask, &parsednetmask))
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feepout("Invalid netmask value");
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else if (nameserver[0] && !verifyIP(nameserver, NULL, NULL) &&
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!verifyIP6(nameserver))
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feepout("Invalid name server IP address specified");
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else if (ipaddr[0] && !verifyIP(ipaddr, &parsednetmask, &parsedip))
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feepout("Invalid IPv4 address");
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else if (gateway[0] && strcmp(gateway, "NO") &&
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!verifyGW(gateway, ipaddr[0] ? &parsedip : NULL,
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netmask[0] ? &parsednetmask : NULL))
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feepout("Invalid gateway IPv4 address specified");
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else
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return 1;
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return 0;
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}
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static void
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dhcpGetInfo(Device *devp)
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{
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char leasefile[PATH_MAX];
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snprintf(leasefile, sizeof(leasefile), "%sdhclient.leases.%s",
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_PATH_VARDB, devp->name);
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/* If it fails, do it the old-fashioned way */
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if (dhcpParseLeases(leasefile, hostname, domainname,
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nameserver, ipaddr, gateway, netmask) == -1) {
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FILE *ifp;
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char *cp, cmd[256], data[2048];
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int i, j;
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/* Bah, now we have to kludge getting the information from ifconfig */
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snprintf(cmd, sizeof cmd, "ifconfig %s", devp->name);
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ifp = popen(cmd, "r");
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if (ifp) {
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j = fread(data, 1, sizeof(data), ifp);
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fclose(ifp);
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if (j < 0) /* paranoia */
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j = 0;
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data[j] = '\0';
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if (isDebug())
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msgDebug("DHCP configured interface returns %s\n", data);
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/* XXX This is gross as it assumes a certain ordering to
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ifconfig's output! XXX */
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if ((cp = strstr(data, "inet ")) != NULL) {
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i = 0;
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cp += 5; /* move over keyword */
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while (*cp != ' ')
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ipaddr[i++] = *(cp++);
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ipaddr[i] = '\0';
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if (!strncmp(++cp, "netmask", 7)) {
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i = 0;
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cp += 8;
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while (*cp != ' ')
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netmask[i++] = *(cp++);
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netmask[i] = '\0';
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}
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}
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}
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}
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/* If we didn't get a name server value, hunt for it in resolv.conf */
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if (!nameserver[0] && file_readable("/etc/resolv.conf"))
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configEnvironmentResolv("/etc/resolv.conf");
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if (hostname[0])
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variable_set2(VAR_HOSTNAME, hostname, 0);
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}
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static void
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rtsolGetInfo(Device *devp)
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{
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FILE *ifp;
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char *cp, cmd[256], data[2048];
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int i;
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snprintf(cmd, sizeof cmd, "ifconfig %s", devp->name);
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if ((ifp = popen(cmd, "r")) == NULL)
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return;
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while (fgets(data, sizeof(data), ifp) != NULL) {
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if (isDebug())
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msgDebug("RTSOL configured interface returns %s\n", data);
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if ((cp = strstr(data, "inet6 ")) != NULL) {
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cp += 6; /* move over keyword */
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if (strncmp(cp, "fe80:", 5)) {
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i = 0;
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while (*cp != ' ')
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ipv6addr[i++] = *(cp++);
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ipv6addr[i] = '\0';
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}
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}
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}
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fclose(ifp);
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}
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/* This is it - how to get TCP setup values */
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int
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tcpOpenDialog(Device *devp)
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{
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WINDOW *ds_win, *save = NULL;
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ComposeObj *obj = NULL;
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int n = 0, filled = 0, cancel = FALSE;
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int max, ret = DITEM_SUCCESS;
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int use_dhcp = FALSE;
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int use_rtsol = FALSE;
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char *tmp;
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char title[80];
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save = savescr();
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/* Initialise vars from previous device values */
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if (devp->private) {
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DevInfo *di = (DevInfo *)devp->private;
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SAFE_STRCPY(ipaddr, di->ipaddr);
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SAFE_STRCPY(netmask, di->netmask);
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SAFE_STRCPY(extras, di->extras);
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use_dhcp = di->use_dhcp;
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use_rtsol = di->use_rtsol;
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}
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else { /* See if there are any defaults */
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char *cp;
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char *old_interactive = NULL;
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/*
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* This is a hack so that the dialogs below are interactive in a
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* script if we have requested interactive behavior.
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*/
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if (variable_get(VAR_NONINTERACTIVE) &&
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variable_get(VAR_NETINTERACTIVE)) {
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old_interactive = strdup(VAR_NONINTERACTIVE);
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variable_unset(VAR_NONINTERACTIVE);
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}
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/*
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* Try a RTSOL scan if such behavior is desired.
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* If the variable was configured and is YES, do it.
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* If it was configured to anything else, treat it as NO.
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* Otherwise, ask the question interactively.
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*/
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if (!variable_get(VAR_NO_INET6) &&
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(!variable_cmp(VAR_TRY_RTSOL, "YES") ||
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(variable_get(VAR_TRY_RTSOL)==0 && !msgNoYes("Do you want to try IPv6 configuration of the interface?")))) {
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int i;
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size_t len;
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i = 0;
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sysctlbyname("net.inet6.ip6.forwarding", NULL, 0, &i, sizeof(i));
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i = 1;
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sysctlbyname("net.inet6.ip6.accept_rtadv", NULL, 0, &i, sizeof(i));
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vsystem("ifconfig %s up", devp->name);
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len = sizeof(i);
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sysctlbyname("net.inet6.ip6.dad_count", &i, &len, NULL, 0);
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sleep(i + 1);
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Mkdir("/var/run");
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msgNotify("Scanning for RA servers...");
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if (0 == vsystem("rtsol %s", devp->name)) {
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len = sizeof(i);
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sysctlbyname("net.inet6.ip6.dad_count", &i, &len, NULL, 0);
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sleep(i + 1);
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rtsolGetInfo(devp);
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use_rtsol = TRUE;
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} else
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use_rtsol = FALSE;
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}
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/*
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* First try a DHCP scan if such behavior is desired.
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* If the variable was configured and is YES, do it.
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* If it was configured to anything else, treat it as NO.
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* Otherwise, ask the question interactively.
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*/
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if (!variable_cmp(VAR_TRY_DHCP, "YES") ||
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(variable_get(VAR_TRY_DHCP)==0 && !msgNoYes("Do you want to try DHCP configuration of the interface?"))) {
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Mkdir("/var/db");
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Mkdir("/var/run");
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Mkdir("/tmp");
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msgNotify("Scanning for DHCP servers...");
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/* XXX clear any existing lease */
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/* XXX limit protocol to N tries */
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if (0 == vsystem("dhclient %s", devp->name)) {
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dhcpGetInfo(devp);
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use_dhcp = TRUE;
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}
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else
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use_dhcp = FALSE;
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}
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/* Restore old VAR_NONINTERACTIVE if needed. */
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if (old_interactive != NULL) {
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variable_set2(VAR_NONINTERACTIVE, old_interactive, 0);
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free(old_interactive);
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}
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/* Special hack so it doesn't show up oddly in the tcpip setup menu */
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if (!strcmp(gateway, "NO"))
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gateway[0] = '\0';
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/* Get old IP address from variable space, if available */
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if (!ipaddr[0]) {
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if ((cp = variable_get(VAR_IPADDR)) != NULL)
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SAFE_STRCPY(ipaddr, cp);
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else if ((cp = variable_get(string_concat3(devp->name, "_", VAR_IPADDR))) != NULL)
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SAFE_STRCPY(ipaddr, cp);
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}
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/* Get old netmask from variable space, if available */
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if (!netmask[0]) {
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if ((cp = variable_get(VAR_NETMASK)) != NULL)
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SAFE_STRCPY(netmask, cp);
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else if ((cp = variable_get(string_concat3(devp->name, "_", VAR_NETMASK))) != NULL)
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SAFE_STRCPY(netmask, cp);
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}
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/* Get old extras string from variable space, if available */
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if (!extras[0]) {
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if ((cp = variable_get(VAR_EXTRAS)) != NULL)
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SAFE_STRCPY(extras, cp);
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else if ((cp = variable_get(string_concat3(devp->name, "_", VAR_EXTRAS))) != NULL)
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SAFE_STRCPY(extras, cp);
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}
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}
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/* Look up values already recorded with the system, or blank the string variables ready to accept some new data */
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if (!hostname[0]) {
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tmp = variable_get(VAR_HOSTNAME);
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if (tmp)
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SAFE_STRCPY(hostname, tmp);
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}
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if (!domainname[0]) {
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tmp = variable_get(VAR_DOMAINNAME);
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if (tmp)
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SAFE_STRCPY(domainname, tmp);
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}
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if (!gateway[0]) {
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tmp = variable_get(VAR_GATEWAY);
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if (tmp && strcmp(tmp, "NO"))
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SAFE_STRCPY(gateway, tmp);
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}
|
|
if (!nameserver[0]) {
|
|
tmp = variable_get(VAR_NAMESERVER);
|
|
if (tmp)
|
|
SAFE_STRCPY(nameserver, tmp);
|
|
}
|
|
|
|
/* If non-interactive, jump straight over the dialog crap and into config section */
|
|
if (variable_get(VAR_NONINTERACTIVE) &&
|
|
!variable_get(VAR_NETINTERACTIVE)) {
|
|
if (!hostname[0])
|
|
msgConfirm("WARNING: hostname variable not set and is a non-optional\n"
|
|
"parameter. Please add this to your installation script\n"
|
|
"or set the netInteractive variable (see sysinstall man page)");
|
|
else
|
|
goto netconfig;
|
|
}
|
|
|
|
/* Now do all the screen I/O */
|
|
dialog_clear_norefresh();
|
|
|
|
/* Modify the help line for PLIP config */
|
|
if (!strncmp(devp->name, "plip", 4))
|
|
layout[LAYOUT_EXTRAS].help =
|
|
"For PLIP configuration, you must enter the peer's IP address here.";
|
|
|
|
/* We need a curses window */
|
|
tmp = " Network Configuration ";
|
|
if (ipv6addr[0])
|
|
tmp = string_concat(tmp, "(IPv6 ready) ");
|
|
if (!(ds_win = openLayoutDialog(TCP_HELPFILE, tmp,
|
|
TCP_DIALOG_X, TCP_DIALOG_Y, TCP_DIALOG_WIDTH, TCP_DIALOG_HEIGHT))) {
|
|
beep();
|
|
msgConfirm("Cannot open TCP/IP dialog window!!");
|
|
restorescr(save);
|
|
return DITEM_FAILURE;
|
|
}
|
|
|
|
/* Draw interface configuration box */
|
|
draw_box(ds_win, TCP_DIALOG_Y + 9, TCP_DIALOG_X + 8, TCP_DIALOG_HEIGHT - 13, TCP_DIALOG_WIDTH - 17,
|
|
dialog_attr, border_attr);
|
|
wattrset(ds_win, dialog_attr);
|
|
sprintf(title, " Configuration for Interface %s ", devp->name);
|
|
mvwaddstr(ds_win, TCP_DIALOG_Y + 9, TCP_DIALOG_X + 14, title);
|
|
|
|
/* Some more initialisation before we go into the main input loop */
|
|
obj = initLayoutDialog(ds_win, layout, TCP_DIALOG_X, TCP_DIALOG_Y, &max);
|
|
|
|
reenter:
|
|
cancelbutton = okbutton = 0;
|
|
while (layoutDialogLoop(ds_win, layout, &obj, &n, max, &cancelbutton, &cancel)) {
|
|
/* Prevent this from being irritating if user really means NO */
|
|
if (filled < 3) {
|
|
/* Insert a default value for the netmask, 0xffffff00 is
|
|
* the most appropriate one (entire class C, or subnetted
|
|
* class A/B network).
|
|
*/
|
|
if (!netmask[0]) {
|
|
strcpy(netmask, "255.255.255.0");
|
|
RefreshStringObj(layout[LAYOUT_NETMASK].obj);
|
|
++filled;
|
|
}
|
|
if (!index(hostname, '.') && domainname[0]) {
|
|
strcat(hostname, ".");
|
|
strcat(hostname, domainname);
|
|
RefreshStringObj(layout[LAYOUT_HOSTNAME].obj);
|
|
++filled;
|
|
}
|
|
else if (((tmp = index(hostname, '.')) != NULL) && !domainname[0]) {
|
|
SAFE_STRCPY(domainname, tmp + 1);
|
|
RefreshStringObj(layout[LAYOUT_DOMAINNAME].obj);
|
|
++filled;
|
|
}
|
|
}
|
|
}
|
|
if (!cancel && !verifySettings())
|
|
goto reenter;
|
|
|
|
/* Clear this crap off the screen */
|
|
delwin(ds_win);
|
|
dialog_clear_norefresh();
|
|
use_helpfile(NULL);
|
|
|
|
/* We actually need to inform the rest of sysinstall about this
|
|
data now if the user hasn't selected cancel. Save the stuff
|
|
out to the environment via the variable_set() mechanism */
|
|
|
|
netconfig:
|
|
if (!cancel) {
|
|
DevInfo *di;
|
|
char temp[512], ifn[255];
|
|
int ipv4_enable = FALSE;
|
|
|
|
if (hostname[0]) {
|
|
variable_set2(VAR_HOSTNAME, hostname, 1);
|
|
sethostname(hostname, strlen(hostname));
|
|
}
|
|
if (domainname[0])
|
|
variable_set2(VAR_DOMAINNAME, domainname, 0);
|
|
if (gateway[0])
|
|
variable_set2(VAR_GATEWAY, gateway, use_dhcp ? 0 : 1);
|
|
if (nameserver[0])
|
|
variable_set2(VAR_NAMESERVER, nameserver, 0);
|
|
if (ipaddr[0])
|
|
variable_set2(VAR_IPADDR, ipaddr, 0);
|
|
if (ipv6addr[0])
|
|
variable_set2(VAR_IPV6ADDR, ipv6addr, 0);
|
|
|
|
if (!devp->private)
|
|
devp->private = (DevInfo *)safe_malloc(sizeof(DevInfo));
|
|
di = devp->private;
|
|
SAFE_STRCPY(di->ipaddr, ipaddr);
|
|
SAFE_STRCPY(di->netmask, netmask);
|
|
SAFE_STRCPY(di->extras, extras);
|
|
di->use_dhcp = use_dhcp;
|
|
di->use_rtsol = use_rtsol;
|
|
|
|
if (use_dhcp || ipaddr[0])
|
|
ipv4_enable = TRUE;
|
|
if (ipv4_enable) {
|
|
sprintf(ifn, "%s%s", VAR_IFCONFIG, devp->name);
|
|
if (use_dhcp) {
|
|
if (strlen(extras) > 0)
|
|
sprintf(temp, "DHCP %s", extras);
|
|
else
|
|
sprintf(temp, "DHCP");
|
|
} else
|
|
sprintf(temp, "inet %s %s netmask %s",
|
|
ipaddr, extras, netmask);
|
|
variable_set2(ifn, temp, 1);
|
|
}
|
|
if (use_rtsol)
|
|
variable_set2(VAR_IPV6_ENABLE, "YES", 1);
|
|
if (!use_dhcp)
|
|
configResolv(NULL); /* XXX this will do it on the MFS copy XXX */
|
|
ret = DITEM_SUCCESS;
|
|
}
|
|
else
|
|
ret = DITEM_FAILURE;
|
|
restorescr(save);
|
|
return ret;
|
|
}
|
|
|
|
static Device *NetDev;
|
|
|
|
static int
|
|
netHook(dialogMenuItem *self)
|
|
{
|
|
Device **devs;
|
|
|
|
devs = deviceFindDescr(self->prompt, self->title, DEVICE_TYPE_NETWORK);
|
|
if (devs) {
|
|
if (DITEM_STATUS(tcpOpenDialog(devs[0])) != DITEM_FAILURE)
|
|
NetDev = devs[0];
|
|
else
|
|
NetDev = NULL;
|
|
}
|
|
return devs ? DITEM_LEAVE_MENU : DITEM_FAILURE;
|
|
}
|
|
|
|
static char *
|
|
tcpDeviceScan(void)
|
|
{
|
|
int s;
|
|
struct ifmediareq ifmr;
|
|
struct ifaddrs *ifap, *ifa;
|
|
struct if_data *ifd;
|
|
char *network_dev;
|
|
|
|
if ((s = socket(AF_LOCAL, SOCK_DGRAM, 0)) < 0)
|
|
return (NULL);
|
|
|
|
if (getifaddrs(&ifap) < 0)
|
|
return (NULL);
|
|
|
|
for (ifa = ifap; ifa != NULL; ifa = ifa->ifa_next) {
|
|
memset(&ifmr, 0, sizeof(ifmr));
|
|
strlcpy(ifmr.ifm_name, ifa->ifa_name, sizeof(ifmr.ifm_name));
|
|
|
|
if (ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmr) < 0)
|
|
continue; /* some devices don't support this */
|
|
|
|
if ((ifmr.ifm_status & IFM_AVALID) == 0)
|
|
continue; /* not active */
|
|
|
|
if (IFM_TYPE(ifmr.ifm_active) != IFM_ETHER)
|
|
continue; /* not an ethernet device */
|
|
|
|
if (ifmr.ifm_status & IFM_ACTIVE) {
|
|
network_dev = strdup(ifa->ifa_name);
|
|
freeifaddrs(ifap);
|
|
|
|
if (!variable_get(VAR_NONINTERACTIVE))
|
|
msgConfirm("Using interface %s", network_dev);
|
|
|
|
msgDebug("tcpDeviceScan found %s", network_dev);
|
|
return (network_dev);
|
|
}
|
|
}
|
|
|
|
freeifaddrs(ifap);
|
|
|
|
return (NULL);
|
|
}
|
|
|
|
/* Get a network device */
|
|
Device *
|
|
tcpDeviceSelect(void)
|
|
{
|
|
DMenu *menu;
|
|
Device **devs, *rval;
|
|
char *dev, *network_dev;
|
|
int cnt;
|
|
|
|
rval = NULL;
|
|
|
|
if (variable_get(VAR_NETWORK_DEVICE)) {
|
|
network_dev = variable_get(VAR_NETWORK_DEVICE);
|
|
|
|
/*
|
|
* netDev can be set to several types of values.
|
|
* If netDev is set to ANY, scan all network devices
|
|
* looking for a valid link, and go with the first
|
|
* device found. netDev can also be specified as a
|
|
* comma delimited list, with each network device
|
|
* tried in order. netDev can also be set to a single
|
|
* network device.
|
|
*/
|
|
if (!strcmp(network_dev, "ANY"))
|
|
network_dev = strdup(tcpDeviceScan());
|
|
|
|
while ((dev = strsep(&network_dev, ",")) != NULL) {
|
|
devs = deviceFind(dev, DEVICE_TYPE_NETWORK);
|
|
cnt = deviceCount(devs);
|
|
|
|
if (cnt) {
|
|
if (DITEM_STATUS(tcpOpenDialog(devs[0])) == DITEM_SUCCESS)
|
|
return (devs[0]);
|
|
}
|
|
}
|
|
|
|
if (!variable_get(VAR_NONINTERACTIVE))
|
|
msgConfirm("No network devices available!");
|
|
|
|
return (NULL);
|
|
}
|
|
|
|
if ((!RunningAsInit) && (variable_check("NETWORK_CONFIGURED=NO") != TRUE)) {
|
|
if (!msgYesNo("Running multi-user, assume that the network is already configured?"))
|
|
return devs[0];
|
|
}
|
|
if (cnt == 1) {
|
|
if (DITEM_STATUS(tcpOpenDialog(devs[0]) == DITEM_SUCCESS))
|
|
rval = devs[0];
|
|
}
|
|
else {
|
|
int status;
|
|
|
|
menu = deviceCreateMenu(&MenuNetworkDevice, DEVICE_TYPE_NETWORK, netHook, NULL);
|
|
if (!menu)
|
|
msgFatal("Unable to create network device menu! Argh!");
|
|
status = dmenuOpenSimple(menu, FALSE);
|
|
free(menu);
|
|
if (status)
|
|
rval = NetDev;
|
|
}
|
|
return rval;
|
|
}
|
|
|
|
/* Do it from a menu that doesn't care about status */
|
|
int
|
|
tcpMenuSelect(dialogMenuItem *self)
|
|
{
|
|
Device *tmp;
|
|
WINDOW *save;
|
|
|
|
variable_set("NETWORK_CONFIGURED=NO",0);
|
|
tmp = tcpDeviceSelect();
|
|
variable_unset("NETWORK_CONFIGURED");
|
|
save = savescr();
|
|
if (tmp && tmp->private && !((DevInfo *)tmp->private)->use_dhcp && !msgYesNo("Would you like to bring the %s interface up right now?", tmp->name))
|
|
if (!DEVICE_INIT(tmp))
|
|
msgConfirm("Initialization of %s device failed.", tmp->name);
|
|
restorescr(save);
|
|
return DITEM_SUCCESS;
|
|
}
|