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|
#!/usr/bin/perl -w
##################
# __________ __ ___.
# Open \______ \ ____ ____ | | _\_ |__ _______ ___
# Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
# Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
# Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
# \/ \/ \/ \/ \/
#
# Hiby patcher Copyright (C) 2020 Solomon Peachy <pizza@shaftnet.org>
#
# Licensed under the GNU GPLv2 (or newer)
#
##################
# usage: hiby_patcher.pl model imagefile bootloaderfile
# need '7z', 'mkisofs', 'md5sum', 'mkfs.ubifs'
# and https://github.com/jrspruitt/ubi_reader
use strict;
use File::Basename;
my $model = $ARGV[0];
my $inname = $ARGV[1];
my $rbbname = $ARGV[2];
my $prefix = "/tmp"; # XXX mktmp
my $debug = 0; # Set to 1 to prevent cleaning up work dirs
#### Let's get to work
my @ubiopts;
if ($model eq 'rocker') {
@ubiopts = ("-e", "124KiB", "-c", "1024", "-m", "2048", "-j", "8192KiB", "-U");
} elsif ($model eq 'x3ii') {
@ubiopts = ("-e", "124KiB", "-c", "1024", "-m", "2048", "-j", "8192KiB", "-U");
} elsif ($model eq 'x20') {
@ubiopts = ("-e", "124KiB", "-c", "1024", "-m", "2048", "-j", "8192KiB", "-U");
} elsif ($model eq 'eros_q') {
@ubiopts = ("-e", "124KiB", "-c", "1024", "-m", "2048", "-j", "8192KiB", "-U");
} elsif ($model eq 'm3k') {
@ubiopts = ("-e", "124KiB", "-c", "2048", "-m", "2048", "-j", "8192KiB", "-U");
} else {
die ("Unknown hiby model: $model\n");
}
my $uptname = basename($inname);
my $uptnamenew = "rb-$uptname";
my $isowork = "$prefix/iso.$uptname";
my $rootfsdir = "$prefix/rootfs.$uptname";
my $ubiname;
my $ubinamenew;
my @sysargs;
### Extract outer ISO9660 image
system("rm -Rf $isowork");
mkdir($isowork) || die ("Can't create '$isowork'");
@sysargs = ("7z", "x", "-aoa", "-o$isowork", $inname);
system(@sysargs);
### figure out the rootfs image filenames
my $updatename;
if ( -e "$isowork/UPDATE.TXT") {
$updatename = "$isowork/UPDATE.TXT";
} elsif ( -e "$isowork/update.txt") {
$updatename = "$isowork/update.txt";
}
my $versionname;
if ( -e "$isowork/VERSION.TXT") {
$versionname = "$isowork/VERSION.TXT";
} elsif ( -e "$isowork/version.txt") {
$versionname = "$isowork/version.txt";
}
open UPDATE, $updatename || die ("Can't open update.txt!");;
my $rootfs_found = 0;
while (<UPDATE>) {
chomp;
if ($rootfs_found) {
if (/file_path=(.*)/) {
$ubiname = basename($1);
last;
}
} else {
if (/rootfs/) {
$rootfs_found = 1;
}
}
}
close UPDATE;
if (! -e "$isowork/$ubiname") {
$ubiname =~ tr/[a-z]/[A-Z]/;
die("can't locate rootfs image ($ubiname)") if (! -e "$isowork/$ubiname");
}
$ubiname = "$isowork/$ubiname";
### Extract RootFS
system("rm -Rf $rootfsdir");
mkdir($rootfsdir) || die ("Can't create '$rootfsdir'");
@sysargs = ("ubireader_extract_files", "-k", "-o", $rootfsdir, $ubiname);
system(@sysargs);
# exit(0);
### Mangle RootFS
# Generate rb_bootloader.sh
my $rbbasename = basename($rbbname);
my $bootloader_sh =
"#!/bin/sh
#mkdir -p /mnt/sd_0
#
#mount /dev/mmcblk0 /mnt/sd_0 &>/dev/null || \
#mount /dev/mmcblk0p1 /mnt/sd_0 &>/dev/null
killall hiby_player &>/dev/null
killall -9 hiby_player &>/dev/null
killall $rbbasename &>/dev/null
killall -9 $rbbasename &>/dev/null
# /etc/init.d/K90adb start
# Rockbox launcher!
/usr/bin/$rbbasename
sleep 1
reboot
";
open FILE, ">$rootfsdir/usr/bin/hiby_player.sh" || die ("can't write bootloader script!");
print FILE $bootloader_sh;
close FILE;
chmod 0755, "$rootfsdir/usr/bin/hiby_player.sh";
# Auto mount/unmount external USB drives
open FILE, ">>$rootfsdir/etc/mdev.conf" || die ("can't access mdev conf!");
print FILE "sd[a-z][0-9]+ 0:0 664 @ /etc/rb_inserting.sh\n";
print FILE "mmcblk[0-9]p[0-9] 0:0 664 @ /etc/rb_inserting.sh\n";
print FILE "mmcblk[0-9] 0:0 664 @ /etc/rb_inserting.sh\n";
print FILE "sd[a-z] 0:0 664 \$ /etc/rb_removing.sh";
print FILE "mmcblk[0-9] 0:0 664 \$ /etc/rb_removing.sh\n";
close FILE;
my $insert_sh = '
#!/bin/sh
# $MDEV is the device
case $MDEV in
mmc*)
MNT_POINT=/mnt/sd_0
;;
sd*)
MNT_POINT=/mnt/sd_0/USB
;;
esac
if [ ! -d $MNT_POINT ];then
mkdir $MNT_POINT
fi
mount $MDEV $MNT_POINT
';
open FILE, ">$rootfsdir/etc/rb_inserting.sh" || die("can't write hotplug helpers!");
print FILE $insert_sh;
close FILE;
chmod 0755, "$rootfsdir/etc/rb_inserting.sh";
my $remove_sh = '
#!/bin/sh
# $MDEV is the device
sync;
unmount -f $MDEV;
';
open FILE, ">$rootfsdir/etc/rb_removing.sh" || die("can't write hotplug helpers!");
print FILE $remove_sh;
close FILE;
chmod 0755, "$rootfsdir/etc/rb_removing.sh";
# Copy bootloader over
@sysargs=("cp", "$rbbname", "$rootfsdir/usr/bin/$rbbasename");
system(@sysargs);
### Generate new RootFS UBI image
$ubinamenew = "$ubiname.new";
@sysargs = ("mkfs.ubifs", @ubiopts, "-v", "-o", $ubinamenew, "-r", "$rootfsdir");
system(@sysargs);
system("rm -Rf $rootfsdir") if (!$debug);
# md5sum
my $md5 = `md5sum $ubinamenew | cut -d ' ' -f 1`;
system("mv $ubinamenew $ubiname");
### Generate new ISO9660 update image
# Correct md5sum for new rootfs image
open UPDATE, "<$updatename" || die ("Can't open update.txt!");
open UPDATEO, ">$updatename.new" || die ("Can't open update.txt!");
$rootfs_found = 0;
while (<UPDATE>) {
if ($rootfs_found) {
if (s/md5=.*/md5=$md5/) {
$rootfs_found=0;
}
} else {
if (/rootfs/) {
$rootfs_found = 1;
}
}
print UPDATEO;
}
close UPDATE;
close UPDATEO;
system("mv $updatename.new $updatename");
# Fix up version text, if needed (AGPTek Rocker 1.31 beta)
open UPDATE, "<$versionname" || die ("Can't open version.txt!");;
open UPDATEO, ">$versionname.new" || die ("Can't open version.txt!");
while (<UPDATE>) {
s/ver=1\.0\.0\.0/ver=2018-10-07T00:00:00+08:00/;
print UPDATEO;
}
close UPDATE;
close UPDATEO;
system("mv $versionname.new $versionname");
@sysargs = ("mkisofs", "-volid", "CDROM", "-o", $uptnamenew, $isowork);
system(@sysargs);
system("rm -Rf $isowork") if (!$debug);
|
