add a script for flashing D-Link DSL-G6x4T

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@1741 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/openwrt/scripts/dlink.pl b/openwrt/scripts/dlink.pl
new file mode 100755 (executable)
index 0000000..3030ed9
--- /dev/null
+++ b/openwrt/scripts/dlink.pl
@@ -0,0 +1,167 @@
+#!/usr/bin/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 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 $probe = IO::Socket::INET->new(Proto => 'udp',
+                                  Broadcast => 1,
+                                  LocalPort => 5035) or die "socket: $!";
+my $setip = unpack("N", inet_aton($ip));
+$setip > 0 or usage();
+
+print STDERR "Looking for device: ";
+my $packet = pack("vCCVNV", 0, 22, 2, 1, $setip, 0);
+my $broadcast = sockaddr_in(5035, INADDR_BROADCAST);
+my $scanning;
+my $box;
+
+$SIG{"ALRM"} = sub {
+       return if --$scanning <= 0;
+       $probe->send($packet, 0, $broadcast);
+       print STDERR ".";
+};
+
+$scanning = 10;
+$probe->send($packet, 0, $broadcast);
+print STDERR ".";
+
+while($scanning) {
+       my $reply;
+
+       alarm(1);
+       if (my $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) {
+                       $scanning = 0;
+                       printf STDERR " found!\nADAM2 version $major.$minor1.$minor2 at %s (%s)\n", inet_ntoa($addr), inet_ntoa($addr2);
+                       $box = inet_ntoa($addr);
+               }
+       }
+}
+
+$box or die " not 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 _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;
+       }
+}
+
+my $file = shift @ARGV;
+$file || exit 0;
+
+open FILE, "<$file" or die "can't open firmware file\n";
+my $ftp = ADAM2FTP->new($box, Debug => 0, Timeout => 600) or die "can't open control connection\n";
+$ftp->login("adam2", "adam2") or die "can't login\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->command("reboot");