#!/usr/bin/perl
# DVB firmware extractor
#
# (c) 2004 Andrew de Quincey
#
# 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., 675 Mass Ave, Cambridge, MA 02139, USA.
use File::Temp qw/ tempdir /;
use IO::Handle;
@components = ( "sp8870", "sp887x", "tda10045", "tda10046", "av7110", "dec2000t",
"dec2540t", "dec3000s", "vp7041", "dibusb", "nxt2002",
"or51211", "or51132_qam", "or51132_vsb");
# Check args
syntax() if (scalar(@ARGV) != 1);
$cid = $ARGV[0];
# Do it!
for ($i=0; $i < scalar(@components); $i++) {
if ($cid eq $components[$i]) {
$outfile = eval($cid);
die $@ if $@;
print STDERR "Firmware $outfile extracted successfully. Now copy it to either /lib/firmware or /usr/lib/hotplug/firmware/ (depending on your hotplug version).\n";
exit(0);
}
}
# If we get here, it wasn't found
print STDERR "Unknown component \"$cid\"\n";
syntax();
# ---------------------------------------------------------------
# Firmware-specific extraction subroutines
sub sp8870 {
my $sourcefile = "tt_Premium_217g.zip";
my $url = "http://www.technotrend.de/new/217g/$sourcefile";
my $hash = "53970ec17a538945a6d8cb608a7b3899";
my $outfile = "dvb-fe-sp8870.fw";
my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 1);
checkstandard();
wgetfile($sourcefile, $url);
unzip($sourcefile, $tmpdir);
verify("$tmpdir/software/OEM/HE/App/boot/SC_MAIN.MC", $hash);
copy("$tmpdir/software/OEM/HE/App/boot/SC_MAIN.MC", $outfile);
$outfile;
}
sub sp887x {
my $sourcefile = "Dvbt1.3.57.6.zip";
my $url = "http://www.avermedia.com/software/$sourcefile";
my $cabfile = "DVBT Net Ver1.3.57.6/disk1/data1.cab";
my $hash = "237938d53a7f834c05c42b894ca68ac3";
my $outfile = "dvb-fe-sp887x.fw";
my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 1);
checkstandard();
checkunshield();
wgetfile($sourcefile, $url);
unzip($sourcefile, $tmpdir);
unshield("$tmpdir/$cabfile", $tmpdir);
verify("$tmpdir/ZEnglish/sc_main.mc", $hash);
copy("$tmpdir/ZEnglish/sc_main.mc", $outfile);
$outfile;
}
sub tda10045 {
my $sourcefile = "tt_budget_217g.zip";
my $url = "http://www.technotrend.de/new/217g/$sourcefile";
my $hash = "2105fd5bf37842fbcdfa4bfd58f3594a";
my $outfile = "dvb-fe-tda10045.fw";
my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 1);
checkstandard();
wgetfile($sourcefile, $url);
unzip($sourcefile, $tmpdir);
extract("$tmpdir/software/OEM/PCI/App/ttlcdacc.dll", 0x37ef9, 30555, "$tmpdir/fwtmp");
verify("$tmpdir/fwtmp", $hash);
copy("$tmpdir/fwtmp", $outfile);
$outfile;
}
sub tda10046 {
my $sourcefile = "tt_budget_217g.zip";
my $url = "http://www.technotrend.de/new/217g/$sourcefile";
my $hash = "6a7e1e2f2644b162ff0502367553c72d";
my $outfile = "dvb-fe-tda10046.fw";
my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 1);
checkstandard();
wgetfile($sourcefile, $url);
unzip($sourcefile, $tmpdir);
extract("$tmpdir/software/OEM/PCI/App/ttlcdacc.dll", 0x3f731, 24478, "$tmpdir/fwtmp");
verify("$tmpdir/fwtmp", $hash);
copy("$tmpdir/fwtmp", $outfile);
$outfile;
}
sub av7110 {
my $sourcefile = "dvb-ttpci-01.fw-261d";
my $url = "http://www.linuxtv.org/downloads/firmware/$sourcefile";
my $hash = "603431b6259715a8e88f376a53b64e2f";
my $outfile = "dvb-ttpci-01.fw";
checkstandard();
wgetfile($sourcefile, $url);
verify($sourcefile, $hash);
copy($sourcefile, $outfile);
$outfile;
}
sub dec2000t {
my $sourcefile = "dec217g.exe";
my $url = "http://hauppauge.lightpath.net/de/$sourcefile";
my $hash = "bd86f458cee4a8f0a8ce2d20c66215a9";
my $outfile = "dvb-ttusb-dec-2000t.fw";
my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 1);
checkstandard();
wgetfile($sourcefile, $url);
unzip($sourcefile, $tmpdir);
verify("$tmpdir/software/OEM/STB/App/Boot/STB_PC_T.bin", $hash);
copy("$tmpdir/software/OEM/STB/App/Boot/STB_PC_T.bin", $outfile);
$outfile;
}
sub dec2540t {
my $sourcefile = "dec217g.exe";
my $url = "http://hauppauge.lightpath.net/de/$sourcefile";
my $hash = "53e58f4f5b5c2930beee74a7681fed92";
my $outfile = "dvb-ttusb-dec-2540t.fw";
my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 1);
checkstandard();
wgetfile($sourcefile, $url);
unzip($sourcefile, $tmpdir);
verify("$tmpdir/software/OEM/STB/App/Boot/STB_PC_X.bin", $hash);
copy("$tmpdir/software/OEM/STB/App/Boot/STB_PC_X.bin", $outfile);
$outfile;
}
sub dec3000s {
my $sourcefile = "dec217g.exe";
my $url = "http://hauppauge.lightpath.net/de/$sourcefile";
my $hash = "b013ececea83f4d6d8d2a29ac7c1b448";
my $outfile = "dvb-ttusb-dec-3000s.fw";
my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 1);
checkstandard();
wgetfile($sourcefile, $url);
unzip($sourcefile, $tmpdir);
verify("$tmpdir/software/OEM/STB/App/Boot/STB_PC_S.bin", $hash);
copy("$tmpdir/software/OEM/STB/App/Boot/STB_PC_S.bin", $outfile);
$outfile;
}
sub vp7041 {
my $sourcefile = "2.422.zip";
my $url = "http://www.twinhan.com/files/driver/USB-Ter/$sourcefile";
my $hash = "e88c9372d1f66609a3e7b072c53fbcfe";
my $outfile = "dvb-vp7041-2.422.fw";
my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 1);
checkstandard();
wgetfile($sourcefile, $url);
unzip($sourcefile, $tmpdir);
extract("$tmpdir/VisionDTV/Drivers/Win2K&XP/UDTTload.sys", 12503, 3036, "$tmpdir/fwtmp1");
extract("$tmpdir/VisionDTV/Drivers/Win2K&XP/UDTTload.sys", 2207, 10274, "$tmpdir/fwtmp2");
my $CMD = "\000\001\000\222\177\000";
my $PAD = "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000";
my ($FW);
open $FW, ">$tmpdir/fwtmp3";
print $FW "$CMD\001$PAD";
print $FW "$CMD\001$PAD";
appendfile($FW, "$tmpdir/fwtmp1");
print $FW "$CMD\000$PAD";
print $FW "$CMD\001$PAD";
appendfile($FW, "$tmpdir/fwtmp2");
print $FW "$CMD\001$PAD";
print $FW "$CMD\000$PAD";
close($FW);
verify("$tmpdir/fwtmp3", $hash);
copy("$tmpdir/fwtmp3", $outfile);
$outfile;
}
sub dibusb {
my $url = "http://www.linuxtv.org/downloads/firmware/dvb-dibusb-5.0.0.11.fw";
my $outfile = "dvb-dibusb-5.0.0.11.fw";
my $hash = "fa490295a527360ca16dcdf3224ca243";
checkstandard();
wgetfile($outfile, $url);
verify($outfile,$hash);
$outfile;
}
sub nxt2002 {
my $sourcefile = "Broadband4PC_4_2_11.zip";
my $url = "http://www.bbti.us/download/windows/$sourcefile";
my $hash = "c6d2ea47a8f456d887ada0cfb718ff2a";
my $outfile = "dvb-fe-nxt2002.fw";
my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 1);
checkstandard();
wgetfile($sourcefile, $url);
unzip($sourcefile, $tmpdir);
verify("$tmpdir/SkyNETU.sys", $hash);
extract("$tmpdir/SkyNETU.sys", 375832, 5908, $outfile);
$outfile;
}
sub or51211 {
my $fwfile = "dvb-fe-or51211.fw";
my $url = "http://linuxtv.org/downloads/firmware/$fwfile";
my $hash = "d830949c771a289505bf9eafc225d491";
checkstandard();
wgetfile($fwfile, $url);
verify($fwfile, $hash);
$fwfile;
}
sub or51132_qam {
my $fwfile = "dvb-fe-or51132-qam.fw";
my $url = "http://linuxtv.org/downloads/firmware/$fwfile";
my $hash = "7702e8938612de46ccadfe9b413cb3b5";
checkstandard();
wgetfile($fwfile, $url);
verify($fwfile, $hash);
$fwfile;
}
sub or51132_vsb {
my $fwfile = "dvb-fe-or51132-vsb.fw";
my $url = "http://linuxtv.org/downloads/firmware/$fwfile";
my $hash = "c16208e02f36fc439a557ad4c613364a";
checkstandard();
wgetfile($fwfile, $url);
verify($fwfile, $hash);
$fwfile;
}
# ---------------------------------------------------------------
# Utilities
sub checkstandard {
if (system("which unzip > /dev/null 2>&1")) {
die "This firmware requires the unzip command - see ftp://ftp.info-zip.org/pub/infozip/UnZip.html\n";
}
if (system("which md5sum > /dev/null 2>&1")) {
die "This firmware requires the md5sum command - see http://www.gnu.org/software/coreutils/\n";
}
if (system("which wget > /dev/null 2>&1")) {
die "This firmware requires the wget command - see http://wget.sunsite.dk/\n";
}
}
sub checkunshield {
if (system("which unshield > /dev/null 2>&1")) {
die "This firmware requires the unshield command - see http://sourceforge.net/projects/synce/\n";
}
}
sub wgetfile {
my ($sourcefile, $url) = @_;
if (! -f $sourcefile) {
system("wget -O \"$sourcefile\" \"$url\"") and die "wget failed - unable to download firmware";
}
}
sub unzip {
my ($sourcefile, $todir) = @_;
$status = system("unzip -q -o -d \"$todir\" \"$sourcefile\" 2>/dev/null" );
if ((($status >> 8) > 2) || (($status & 0xff) != 0)) {
die ("unzip failed - unable to extract firmware");
}
}
sub unshield {
my ($sourcefile, $todir) = @_;
system("unshield x -d \"$todir\" \"$sourcefile\" > /dev/null" ) and die ("unshield failed - unable to extract firmware");
}
sub verify {
my ($filename, $hash) = @_;
my ($testhash);
open(CMD, "md5sum \"$filename\"|");
$testhash = <CMD>;
$testhash =~ /([a-zA-Z0-9]*)/;
$testhash = $1;
close CMD;
die "Hash of extracted file does not match!\n" if ($testhash ne $hash);
}
sub copy {
my ($from, $to) = @_;
system("cp -f \"$from\" \"$to\"") and die ("cp failed");
}
sub extract {
my ($infile, $offset, $length, $outfile) = @_;
my ($chunklength, $buf, $rcount);
open INFILE, "<$infile";
open OUTFILE, ">$outfile";
sysseek(INFILE, $offset, SEEK_SET);
while($length > 0) {
# Calc chunk size
$chunklength = 2048;
$chunklength = $length if ($chunklength > $length);
$rcount = sysread(INFILE, $buf, $chunklength);
die "Ran out of data\n" if ($rcount != $chunklength);
syswrite(OUTFILE, $buf);
$length -= $rcount;
}
close INFILE;
close OUTFILE;
}
sub appendfile {
my ($FH, $infile) = @_;
my ($buf);
open INFILE, "<$infile";
while(1) {
$rcount = sysread(INFILE, $buf, 2048);
last if ($rcount == 0);
print $FH $buf;
}
close(INFILE);
}
sub syntax() {
print STDERR "syntax: get_dvb_firmware <component>\n";
print STDERR "Supported components:\n";
for($i=0; $i < scalar(@components); $i++) {
print STDERR "\t" . $components[$i] . "\n";
}
exit(1);
}
