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Legacy-iOS-Kit/restore.sh
LukeeGD d3d3788c0b Remove 16.04 (Xenial) support
2020-06-29 09:31:06 +08:00

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#!/bin/bash
function BasebandDetect {
Firmware=resources/firmware/$ProductType
BasebandURL=$(cat $Firmware/13G37/url 2>/dev/null) # iOS 9.3.6
if [ $ProductType == iPad2,2 ]; then
BasebandURL=$(cat $Firmware/13G36/url) # iOS 9.3.5
Baseband=ICE3_04.12.09_BOOT_02.13.Release.bbfw
BasebandSHA1=e6f54acc5d5652d39a0ef9af5589681df39e0aca
elif [ $ProductType == iPad2,3 ]; then
Baseband=Phoenix-3.6.03.Release.bbfw
BasebandSHA1=8d4efb2214344ea8e7c9305392068ab0a7168ba4
elif [ $ProductType == iPad2,6 ] || [ $ProductType == iPad2,7 ]; then
Baseband=Mav5-11.80.00.Release.bbfw
BasebandSHA1=aa52cf75b82fc686f94772e216008345b6a2a750
elif [ $ProductType == iPad3,2 ] || [ $ProductType == iPad3,3 ]; then
Baseband=Mav4-6.7.00.Release.bbfw
BasebandSHA1=a5d6978ecead8d9c056250ad4622db4d6c71d15e
elif [ $ProductType == iPhone4,1 ]; then
Baseband=Trek-6.7.00.Release.bbfw
BasebandSHA1=22a35425a3cdf8fa1458b5116cfb199448eecf49
elif [ $ProductType == iPad3,5 ] || [ $ProductType == iPad3,6 ] ||
[ $ProductType == iPhone5,1 ] || [ $ProductType == iPhone5,2 ]; then
BasebandURL=$(cat $Firmware/14G61/url) # iOS 10.3.4
Baseband=Mav5-11.80.00.Release.bbfw
BasebandSHA1=8951cf09f16029c5c0533e951eb4c06609d0ba7f
else # For Wi-Fi only devices
Baseband=0
fi
}
function Clean {
rm -rf iP*/ tmp/ $(ls *_${ProductType}_${OSVer}-*.shsh2 2>/dev/null) $(ls *.bbfw 2>/dev/null) BuildManifest.plist
}
function Log {
echo "[Log] $1"
}
function Error {
echo "[Error] $1"
[[ ! -z $2 ]] && echo $2
exit
}
function MainMenu {
if [ $(lsusb | grep -c '1227') == 1 ]; then
read -p "[Input] Device in DFU mode detected. Is the device in kDFU mode? (y/N) " kDFUManual
if [[ $kDFUManual == y ]] || [[ $kDFUManual == Y ]]; then
read -p "[Input] Enter ProductType (eg. iPad2,1): " ProductType
read -p "[Input] Enter UniqueChipID (ECID): " UniqueChipID
BasebandDetect
Log "Downgrading device $ProductType in kDFU mode..."
Mode='Downgrade'
SelectVersion
else
Error "Please put the device in normal mode and jailbroken before proceeding."
fi
elif [ ! $ProductType ]; then
Error "Please plug the device in and trust this computer before proceeding."
fi
BasebandDetect
echo "Main Menu"
echo
echo "HardwareModel: ${HWModel}ap"
echo "ProductType: $ProductType"
echo "ProductVersion: $ProductVer"
echo "UniqueChipID (ECID): $UniqueChipID"
echo
echo "[Input] Select an option:"
select opt in "Downgrade device" "Save OTA blobs" "Just put device in kDFU mode" "(Re-)Install Dependencies" "(Any other key to exit)"; do
case $opt in
"Downgrade device" ) Mode='Downgrade'; break;;
"Save OTA blobs" ) Mode='SaveOTABlobs'; break;;
"Just put device in kDFU mode" ) Mode='kDFU'; break;;
"(Re-)Install Dependencies" ) InstallDependencies; exit;;
* ) exit;;
esac
done
SelectVersion
}
function SelectVersion {
Selection=("iOS 8.4.1")
if [[ $Mode == 'kDFU' ]]; then
Action
elif [ $ProductType == iPad2,1 ] || [ $ProductType == iPad2,2 ] ||
[ $ProductType == iPad2,3 ] || [ $ProductType == iPhone4,1 ]; then
Selection+=("iOS 6.1.3")
fi
[[ $Mode == 'Downgrade' ]] && Selection+=("Other")
Selection+=("Back")
echo "[Input] Select iOS version:"
select opt in "${Selection[@]}"; do
case $opt in
"iOS 8.4.1" ) OSVer='8.4.1'; BuildVer='12H321'; break;;
"iOS 6.1.3" ) OSVer='6.1.3'; BuildVer='10B329'; break;;
"Other" ) OSVer='Other'; break;;
"Back" ) MainMenu; break;;
*) SelectVersion;;
esac
done
Action
}
function Action {
Log "iOS $OSVer $Mode"
if [ $OSVer == 'Other' ]; then
read -p "[Input] Path to IPSW (drag IPSW to terminal window): " IPSW
IPSW="$(basename "$IPSW" .ipsw)"
read -p "[Input] Path to SHSH (drag SHSH to terminal window): " SHSH
fi
iBSS="iBSS.$HWModel.RELEASE"
IV=$(cat $Firmware/12H321/iv)
Key=$(cat $Firmware/12H321/key)
if [[ $Mode == 'Downgrade' ]]; then
Downgrade
elif [[ $Mode == 'SaveOTABlobs' ]]; then
SaveOTABlobs
elif [[ $Mode == 'kDFU' ]]; then
kDFU
fi
exit
}
function SaveOTABlobs {
BuildManifest="resources/manifests/BuildManifest_${ProductType}_${OSVer}.plist"
Log "Saving $OSVer blobs with tsschecker..."
env "LD_PRELOAD=libcurl.so.3" resources/tools/tsschecker_$platform -d $ProductType -i $OSVer -o -s -e $UniqueChipID -m $BuildManifest
SHSH=$(ls *_${ProductType}_${OSVer}-*.shsh2)
[ ! -e "$SHSH" ] && Error "Saving $OSVer blobs failed. Please run the script again" "It is also possible that $OSVer for $ProductType is no longer signed"
mkdir -p saved/shsh 2>/dev/null
cp "$SHSH" saved/shsh
Log "Successfully saved $OSVer blobs."
}
function kDFU {
if [ ! -e saved/$ProductType/$iBSS.dfu ]; then
Log "Downloading iBSS..."
resources/tools/pzb_$platform -g Firmware/dfu/${iBSS}.dfu -o $iBSS.dfu $(cat $Firmware/12H321/url)
mkdir -p saved/$ProductType 2>/dev/null
mv $iBSS.dfu saved/$ProductType
fi
Log "Decrypting iBSS..."
Log "IV = $IV"
Log "Key = $Key"
resources/tools/xpwntool_$platform saved/$ProductType/$iBSS.dfu tmp/iBSS.dec -k $Key -iv $IV -decrypt
dd bs=64 skip=1 if=tmp/iBSS.dec of=tmp/iBSS.dec2
Log "Patching iBSS..."
bspatch tmp/iBSS.dec2 tmp/pwnediBSS resources/patches/$iBSS.patch
# Regular kloader only works on iOS 6 to 9, so other versions are provided for iOS 5 and 10
if [[ $VersionDetect == 1 ]]; then
kloader='kloader_hgsp'
elif [[ $VersionDetect == 5 ]]; then
kloader='kloader5'
else
kloader='kloader'
fi
if [[ $VersionDetect == 1 ]]; then
# ifuse+MTerminal is used instead of SSH for devices on iOS 10
[ ! $(which ifuse) ] && Error "One of the dependencies (ifuse) cannot be found. Please re-install dependencies and try again" "For macOS systems, install osxfuse and ifuse with brew"
WifiAddr=$(ideviceinfo -s | grep 'WiFiAddress' | cut -c 14-)
WifiAddrDecr=$(echo $(printf "%x\n" $(expr $(printf "%d\n" 0x$(echo "${WifiAddr}" | tr -d ':')) - 1)) | sed 's/\(..\)/\1:/g;s/:$//')
echo '#!/bin/bash' > tmp/pwn.sh
echo "nvram wifiaddr=$WifiAddrDecr
chmod 755 kloader_hgsp
./kloader_hgsp pwnediBSS" >> tmp/pwn.sh
Log "Mounting device with ifuse..."
mkdir mount
ifuse mount
Log "Copying stuff to device..."
cp "tmp/pwn.sh" "resources/tools/$kloader" "tmp/pwnediBSS" "mount/"
Log "Unmounting device... (Enter root password of your PC/Mac when prompted)"
sudo umount mount
echo
Log "Open MTerminal and run these commands:"
echo
echo '$ su'
echo "(Enter root password of your iOS device, default is 'alpine')"
echo "# cd Media"
echo "# chmod +x pwn.sh"
echo "# ./pwn.sh"
else
# SSH kloader and pwnediBSS
echo "Make sure SSH is installed and working on the device!"
echo "Please enter Wi-Fi IP address of device for SSH connection"
read -p "[Input] IP Address: " IPAddress
Log "Connecting to device via SSH... (Enter root password of your iOS device, default is 'alpine')"
Log "Copying stuff to device..."
scp resources/tools/$kloader tmp/pwnediBSS root@$IPAddress:/
[ $? == 1 ] && Error "Cannot connect to device via SSH." "Please check your ~/.ssh/known_hosts file and try again"
Log "Entering kDFU mode..."
ssh root@$IPAddress "chmod 755 /$kloader && /$kloader /pwnediBSS" &
fi
echo
echo "Press home/power button once when screen goes black on the device"
Log "Finding device in DFU mode..."
while [[ $DFUDevice != 1 ]]; do
DFUDevice=$(lsusb | grep -c "1227")
sleep 2
done
Log "Found device in DFU mode."
}
function Downgrade {
if [ $OSVer != 'Other' ]; then
SaveOTABlobs
IPSW="${ProductType}_${OSVer}_${BuildVer}_Restore"
if [ ! -e "$IPSW.ipsw" ]; then
Log "iOS $OSVer IPSW cannot be found. Downloading IPSW..."
curl -L $(cat $Firmware/$BuildVer/url) -o tmp/$IPSW.ipsw
mv tmp/$IPSW.ipsw .
fi
Log "Verifying IPSW..."
IPSWSHA1=$(cat $Firmware/$BuildVer/sha1sum)
IPSWSHA1L=$(sha1sum "$IPSW.ipsw" | awk '{print $1}')
[ $IPSWSHA1L != $IPSWSHA1 ] && Error "Verifying IPSW failed. Delete/replace the IPSW and run the script again"
if [ ! $kDFUManual ]; then
Log "Extracting iBSS from IPSW..."
mkdir -p saved/$ProductType 2>/dev/null
unzip -o -j "$IPSW.ipsw" Firmware/dfu/$iBSS.dfu -d saved/$ProductType
fi
fi
[ ! $kDFUManual ] && kDFU
Log "Extracting IPSW..."
unzip -q "$IPSW.ipsw" -d "$IPSW/"
Log "Preparing for futurerestore... (Enter root password of your PC/Mac when prompted)"
cd resources
sudo bash -c "python3 -m http.server 80 &"
cd ..
if [ $Baseband == 0 ]; then
Log "Device $ProductType has no baseband"
Log "Proceeding to futurerestore..."
sudo env "LD_PRELOAD=libcurl.so.3" resources/tools/futurerestore_$platform -t "$SHSH" --no-baseband --use-pwndfu "$IPSW.ipsw"
else
if [ ! -e saved/$ProductType/*.bbfw ]; then
Log "Downloading baseband..."
resources/tools/pzb_$platform -g Firmware/$Baseband -o $Baseband $BasebandURL
resources/tools/pzb_$platform -g BuildManifest.plist -o BuildManifest.plist $BasebandURL
mkdir -p saved/$ProductType 2>/dev/null
cp $(ls *.bbfw) BuildManifest.plist saved/$ProductType
else
cp saved/$ProductType/*.bbfw saved/$ProductType/BuildManifest.plist .
fi
BasebandSHA1L=$(sha1sum $(ls *.bbfw) | awk '{print $1}')
if [ ! -e *.bbfw ] || [ $BasebandSHA1L != $BasebandSHA1 ]; then
rm saved/$ProductType/*.bbfw saved/$ProductType/BuildManifest.plist
echo "[Error] Downloading/verifying baseband failed."
echo "Your device is still in kDFU mode and you may run the script again"
echo "You can also continue and futurerestore can attempt to download the baseband again"
echo "Proceeding to futurerestore in 10 seconds (Press Ctrl+C to cancel)"
sleep 10
Log "Proceeding to futurerestore..."
sudo env "LD_PRELOAD=libcurl.so.3" resources/tools/futurerestore_$platform -t "$SHSH" --latest-baseband --use-pwndfu "$IPSW.ipsw"
else
Log "Proceeding to futurerestore..."
sudo env "LD_PRELOAD=libcurl.so.3" resources/tools/futurerestore_$platform -t "$SHSH" -b $(ls *.bbfw) -p BuildManifest.plist --use-pwndfu "$IPSW.ipsw"
fi
fi
echo
Log "futurerestore done!"
Log "Stopping local server... (Enter root password of your PC/Mac when prompted)"
ps aux | awk '/python3/ {print "sudo kill -9 "$2" 2>/dev/null"}' | bash
Log "Downgrade script done!"
}
function InstallDependencies {
echo "Install Dependencies"
. /etc/os-release 2>/dev/null
if [[ $(which pacman) ]]; then
# Arch Linux
Log "Installing dependencies for Arch with pacman..."
sudo pacman -Sy --noconfirm --needed bsdiff curl libcurl-compat libpng12 libzip openssh openssl-1.0 python unzip usbutils
sudo pacman -S --noconfirm libimobiledevice usbmuxd
git clone https://aur.archlinux.org/ifuse.git
cd ifuse
makepkg -sic --noconfirm
cd ..
rm -rf ifuse
sudo ln -sf /usr/lib/libzip.so.5 /usr/lib/libzip.so.4
elif [[ $VERSION_ID == "18.04" ]] || [[ $VERSION_ID == "20.04" ]]; then
# Ubuntu Bionic, Focal
Log "Running APT update..."
sudo apt update
Log "Installing dependencies for Ubuntu $VERSION_ID with APT..."
sudo apt -y install binutils bsdiff curl ifuse libimobiledevice-utils python3 usbmuxd
mkdir tmp
cd tmp
curl -L http://archive.ubuntu.com/ubuntu/pool/universe/c/curl3/libcurl3_7.58.0-2ubuntu2_amd64.deb -o libcurl3.deb
ar x libcurl3.deb data.tar.xz
tar xf data.tar.xz
sudo cp usr/lib/x86_64-linux-gnu/libcurl.so.4.* /usr/lib/libcurl.so.3
if [[ $VERSION_ID == "20.04" ]]; then
URLlibpng12=http://ppa.launchpad.net/linuxuprising/libpng12/ubuntu/pool/main/libp/libpng/libpng12-0_1.2.54-1ubuntu1.1+1~ppa0~focal_amd64.deb
curl -L http://archive.ubuntu.com/ubuntu/pool/universe/libz/libzip/libzip4_1.1.2-1.1_amd64.deb -o libzip4.deb
sudo dpkg -i libzip4.deb
curl -L http://archive.ubuntu.com/ubuntu/pool/main/o/openssl1.0/libssl1.0.0_1.0.2n-1ubuntu5.3_amd64.deb -o libssl1.0.0.deb
sudo dpkg -i libssl1.0.0.deb
else
URLlibpng12=http://mirrors.edge.kernel.org/ubuntu/pool/main/libp/libpng/libpng12-0_1.2.54-1ubuntu1.1_amd64.deb
sudo apt -y install libzip4
fi
curl -L $URLlibpng12 -o libpng12.deb
sudo dpkg -i libpng12.deb
elif [[ $OSTYPE == "darwin"* ]]; then
# macOS
if [[ ! $(which brew) ]]; then
Log "Homebrew is not detected/installed, installing Homebrew..."
/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"
fi
Log "Installing dependencies for macOS with Homebrew..."
brew uninstall --ignore-dependencies usbmuxd
brew uninstall --ignore-dependencies libimobiledevice
brew install --HEAD usbmuxd
brew install --HEAD libimobiledevice
brew install libzip lsusb python3
brew cask install osxfuse
brew install ifuse
else
Error "Distro not detected/supported by the install script." "See the repo README for OS versions/distros tested on"
fi
Log "Install script done! Please run the script again to proceed"
}
# --- MAIN SCRIPT STARTS HERE ---
trap 'Clean; exit' INT TERM EXIT
clear
echo "******* 32bit-OTA-Downgrader *******"
echo " Downgrade script by LukeZGD "
echo
if [[ $OSTYPE == "linux-gnu" ]]; then
platform='linux'
elif [[ $OSTYPE == "darwin"* ]]; then
platform='macos'
else
Error "OSTYPE unknown/not supported." "Supports Linux and macOS only"
fi
[[ ! $(ping -c1 google.com 2>/dev/null) ]] && Error "Please check your Internet connection before proceeding."
[[ $(uname -m) != 'x86_64' ]] && Error "Only x86_64 distributions are supported. Use a 64-bit distro and try again"
HWModel=$(ideviceinfo -s | grep 'HardwareModel' | cut -c 16- | tr '[:upper:]' '[:lower:]' | sed 's/.\{2\}$//')
ProductType=$(ideviceinfo -s | grep 'ProductType' | cut -c 14-)
[ ! $ProductType ] && ProductType=$(ideviceinfo | grep 'ProductType' | cut -c 14-)
ProductVer=$(ideviceinfo -s | grep 'ProductVer' | cut -c 17-)
VersionDetect=$(echo $ProductVer | cut -c 1)
UniqueChipID=$(ideviceinfo -s | grep 'UniqueChipID' | cut -c 15-)
if [ ! $(which bspatch) ] || [ ! $(which ideviceinfo) ] || [ ! $(which lsusb) ] || [ ! $(which ssh) ] || [ ! $(which python3) ]; then
InstallDependencies
else
chmod +x resources/tools/*
Clean
mkdir tmp
rm -rf resources/firmware
curl -Ls https://github.com/LukeZGD/32bit-OTA-Downgrader/archive/firmware.zip -o tmp/firmware.zip
unzip -q tmp/firmware.zip -d tmp
mkdir resources/firmware
mv tmp/32bit-OTA-Downgrader-firmware/* resources/firmware
MainMenu
fi
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