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#!/usr/bin/env perl
#
# D-Link DSL-G6x4T flash utility
#
# Copyright (C) 2005 Felix Fietkau <mailto@nbd.name>
# based on fbox recovery util by Enrik Berkhan
#
# 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.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
use IO::Socket::INET;
use IO::Select;
use Socket;
use strict;
use warnings;
sub usage() {
print STDERR "Usage: $0 <ip> [firmware.bin]\n\n";
exit 0;
}
my $ip = shift @ARGV;
$ip and $ip =~ /\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}/ or usage();
my $setip = unpack("N", inet_aton($ip));
$setip > 0 or usage();
my @packets;
foreach my $ver ([18, 1], [22, 2]) {
push @packets, pack("vCCVNV", 0, @$ver, 1, $setip, 0);
}
print STDERR "Looking for device: ";
my $scanning;
my $box;
my $probe = IO::Socket::INET->new(Proto => 'udp',
Broadcast => 1,
LocalAddr => $ip,
LocalPort => 5035) or die "socket: $!";
my $sel = IO::Select->new($probe);
my $packet = pack("vCCVNV", 0, 18, 1, 1, 0, 0);
my $broadcast = sockaddr_in(5035, INADDR_BROADCAST);
$probe->send($packet, 0, $broadcast);
scan_again:
print "Looking for Fritz!Box ";
my @boxes = ();
my $peer;
$scanning = 100;
print "o";
while($scanning) {
my $reply;
my @ready;
if (@ready = $sel->can_read(0.2)) {
$peer = $probe->recv($reply, 16);
next if (length($reply) < 16);
my ($port, $addr) = sockaddr_in($peer);
my ($major, $minor1, $minor2, $code, $addr2) = unpack("vCCVV", $reply);
$addr2 = pack("N", $addr2);
if ($code == 2) {
print "O";
push @boxes, [$major, $minor1, $minor2, $addr, $addr2];
$scanning = 2 if ($scanning > 2);
}
} else {
$scanning--;
if (scalar @boxes == 0) {
$probe->send($packet, 0, $broadcast);
print "o";
} else {
print ".";
}
}
}
if (scalar @boxes == 0) {
print " none found, giving up.\n";
exit 1;
} else {
print " found!\n";
}
{
package ADAM2FTP;
use base qw(Net::FTP);
# ADAM2 requires upper case commands, some brain dead firewall doesn't ;-)
sub _USER { shift->command("USER",@_)->response() }
sub _PASV { shift->command("P\@SW")->response() == Net::FTP::CMD_OK }
sub _GETENV {
my $ftp = shift;
my ($ok, $name, $value);
$ftp->command("GETENV",@_);
while(length($ok = $ftp->response()) < 1) {
my $line = $ftp->getline();
unless (defined($value)) {
chomp($line);
($name, $value) = split(/\s+/, $line, 2);
}
}
$ftp->debug_print(0, "getenv: $value\n")
if $ftp->debug();
return $value;
}
sub getenv {
my $ftp = shift;
my $name = shift;
return $ftp->_GETENV($name);
}
sub _REBOOT { shift->command("REBOOT")->response() == Net::FTP::CMD_OK }
sub reboot {
my $ftp = shift;
$ftp->_REBOOT;
$ftp->close;
}
sub check {
my $ftp = shift;
delete ${*$ftp}{'net_ftp_port'};
delete ${*$ftp}{'net_ftp_pasv'};
my $data = $ftp->_data_cmd('CHECK' ,@_) or return undef;
my $sum;
if (${${*$ftp}{'net_cmd_resp'}}[0] =~ /^Flash check 0x([0-9A-F]{8})/) {
$sum = hex($1);
}
$data->_close();
return $sum;
}
}
# passive mode geht mit Net::FTP nicht, connected zu spaet fuer ADAM2!
my $ftp = ADAM2FTP->new($ip, Passive => 0, Debug => 0, Timeout => 600)
or die "can't FTP ADAM2";
$ftp->login("adam2", "adam2") or die "can't login adam2";
$ftp->binary();
my $pid = $ftp->getenv('ProductID');
my $hwrev = $ftp->getenv('HWRevision');
my $fwrev = $ftp->getenv('firmware_info');
my $ulrev = $ftp->getenv('urlader-version');
print "Product ID: $pid\n";
print "Hardware Revision: $hwrev\n";
print "Urlader Revision: $ulrev\n";
print "Firmware Revision: $fwrev\n";
$ftp->hash(\*STDOUT, 64 * 1024);
my $file = shift @ARGV;
$file || exit 0;
open FILE, "<$file" or die "can't open firmware file\n";
my $mtd0 = $ftp->getenv("mtd0");
my $mtd1 = $ftp->getenv("mtd1");
my ($ksize, $fssize);
$mtd1 =~ /^(0x\w+),(0x\w+)$/ and $ksize = hex($2) - hex($1);
$mtd0 =~ /^(0x\w+),(0x\w+)$/ and $fssize = hex($2) - hex($1);
$ksize and $fssize or die 'cannot read partition offsets';
printf STDERR "Available flash space: 0x%08x (0x%08x + 0x%08x)\n", $ksize + $fssize, $ksize, $fssize;
$ftp->command("MEDIA FLSH")->response();
$ftp->binary();
print STDERR "Writing to mtd1...\n";
my $dc = $ftp->stor("fs mtd1");
$dc or die "can't open data connection\n";
my $rbytes = 1;
while (($ksize > 0) and ($rbytes > 0)) {
my $buffer;
my $len = ($ksize > 1024 ? 1024 : $ksize);
$rbytes = read FILE, $buffer, $len;
$rbytes and $ksize -= $dc->write($buffer, $rbytes, 600);
}
$dc->close();
$rbytes or die "no more data left to write\n";
print STDERR "Writing to mtd0...\n";
$dc = $ftp->stor("fs mtd0");
$dc or die "can't open data connection\n";
while (($fssize > 0) and ($rbytes > 0)) {
my $buffer;
my $len = ($fssize > 1024 ? 1024 : $fssize);
$rbytes = read FILE, $buffer, $len;
$rbytes and $fssize -= $dc->write($buffer, $rbytes, 600);
}
$dc->close();
$ftp->reboot();
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