mirror of
https://github.com/LukeZGD/Legacy-iOS-Kit.git
synced 2024-11-24 00:49:17 +01:00
262 lines
8.8 KiB
Bash
Executable File
262 lines
8.8 KiB
Bash
Executable File
#!/bin/bash
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FRBaseband() {
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local BasebandSHA1L
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if [[ $DeviceProc == 7 ]]; then
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mkdir -p saved/baseband 2>/dev/null
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cp -f $IPSWRestore/Firmware/$Baseband saved/baseband
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fi
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if [[ ! -e saved/baseband/$Baseband ]]; then
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Log "Downloading baseband..."
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$partialzip $BasebandURL Firmware/$Baseband $Baseband
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$partialzip $BasebandURL BuildManifest.plist BuildManifest.plist
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mkdir -p saved/$ProductType saved/baseband 2>/dev/null
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mv $Baseband saved/baseband
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mv BuildManifest.plist saved/$ProductType
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BuildManifest="saved/$ProductType/BuildManifest.plist"
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elif [[ $DeviceProc != 7 ]]; then
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BuildManifest="saved/$ProductType/BuildManifest.plist"
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fi
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BasebandSHA1L=$(shasum saved/baseband/$Baseband | awk '{print $1}')
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if [[ ! -e $(ls saved/baseband/$Baseband) || $BasebandSHA1L != $BasebandSHA1 ]]; then
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rm -f saved/baseband/$Baseband saved/$ProductType/BuildManifest.plist
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if [[ $DeviceProc == 7 ]]; then
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Error "Downloading/verifying baseband failed. Please run the script again"
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else
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Log "Downloading/verifying baseband failed, will proceed with --latest-baseband flag"
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return 1
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fi
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fi
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}
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FutureRestore() {
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local ExtraArgs=()
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Log "Proceeding to futurerestore..."
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if [[ $IPSWA7 != 1 ]]; then
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ExtraArgs+=("--use-pwndfu")
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cd resources
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$SimpleHTTPServer &
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ServerPID=$!
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cd ..
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fi
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if [[ $DeviceProc == 7 ]]; then
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ExtraArgs+=("-s" "$IPSWRestore/Firmware/all_flash/$SEP" "-m" "$BuildManifest")
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if [[ $IPSWA7 != 1 ]]; then
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# Send dummy file for device detection
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$irecovery -f README.md
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sleep 2
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fi
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elif [[ $SendiBSS != 1 ]]; then
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ExtraArgs+=("--no-ibss")
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fi
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if [[ $Baseband == 0 ]]; then
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Log "Device $ProductType has no baseband"
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ExtraArgs+=("--no-baseband")
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else
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FRBaseband
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if [[ $? == 1 ]]; then
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ExtraArgs+=("--latest-baseband")
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else
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ExtraArgs+=("-b" "saved/baseband/$Baseband" "-p" "$BuildManifest")
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fi
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fi
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Log "Running futurerestore with command: $futurerestore -t \"$SHSH\" ${ExtraArgs[*]} \"$IPSWRestore.ipsw\""
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$futurerestore -t "$SHSH" "${ExtraArgs[@]}" "$IPSWRestore.ipsw"
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echo
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Log "Restoring done! Read the message below if any error has occurred:"
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Echo "* Please read the \"Troubleshooting\" wiki page in GitHub before opening any issue!"
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Echo "* Your problem may have already been addressed within the wiki page."
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Echo "* If opening an issue in GitHub, please provide a FULL log. Otherwise, your issue may be dismissed."
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echo
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Log "Downgrade script done!"
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}
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DowngradeOther() {
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local FWKeys
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local NoMove
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Input "Select your IPSW file in the file selection window."
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IPSW="$($zenity --file-selection --file-filter='IPSW | *.ipsw' --title="Select IPSW file")"
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[[ ! -s "$IPSW" ]] && Error "No IPSW selected, or IPSW file not found."
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IPSW="${IPSW%?????}"
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Log "Selected IPSW file: $IPSW.ipsw"
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Input "Select your SHSH file in the file selection window."
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SHSH="$($zenity --file-selection --file-filter='SHSH | *.shsh *.shsh2' --title="Select SHSH file")"
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[[ ! -s "$SHSH" ]] && Error "No SHSH selected, or SHSH file not found."
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Log "Selected SHSH file: $SHSH"
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Log "Getting build version from IPSW"
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unzip -o -j "$IPSW.ipsw" Restore.plist -d tmp
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if [[ $platform == "macos" ]]; then
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plutil -extract 'ProductBuildVersion' xml1 tmp/Restore.plist -o tmp/BuildVer
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BuildVer=$(cat tmp/BuildVer | sed -ne '/<string>/,/<\/string>/p' | sed -e "s/<string>//" | sed "s/<\/string>//" | sed '2d')
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else
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BuildVer=$(cat tmp/Restore.plist | grep -i ProductBuildVersion -A 1 | grep -oPm1 "(?<=<string>)[^<]+")
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fi
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FWKeys="./resources/firmware/$ProductType/$BuildVer"
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Log "Checking firmware keys in $FWKeys"
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if [[ -e $FWKeys/index.html ]]; then
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if [[ $(cat $FWKeys/index.html | grep -c "$BuildVer") != 1 ]]; then
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Log "Existing firmware keys are not valid. Deleting"
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rm $FWKeys/index.html
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fi
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fi
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if [[ ! -e $FWKeys/index.html ]]; then
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Log "Getting firmware keys for $ProductType-$BuildVer"
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mkdir -p $FWKeys 2>/dev/null
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curl -L https://github.com/LukeZGD/iOS-OTA-Downgrader-Keys/raw/master/$ProductType/$BuildVer/index.html -o tmp/index.html
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if [[ $(cat tmp/index.html | grep -c "$BuildVer") != 1 ]]; then
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curl -L https://api.m1sta.xyz/wikiproxy/$ProductType/$BuildVer -o tmp/index.html
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if [[ $(cat tmp/index.html | grep -c "$BuildVer") != 1 ]]; then
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Log "Warning - Failed to download firmware keys."
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NoMove=1
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fi
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fi
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if [[ $NoMove == 1 ]]; then
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rm $FWKeys
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elif [[ -s tmp/index.html ]]; then
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mv tmp/index.html $FWKeys
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fi
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fi
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kDFU
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IPSWSetExtract
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FutureRestore
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}
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iDeviceRestore() {
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mkdir shsh
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cp $SHSH shsh/${UniqueChipID}-${ProductType}-${OSVer}.shsh
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Log "Proceeding to idevicerestore..."
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[[ $1 == "latest" ]] && ExtraArgs="-e" || ExtraArgs="-e -w"
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[[ $platform == "win" ]] && ExtraArgs+=" -y"
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$idevicerestore $ExtraArgs "$IPSWRestore.ipsw"
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echo
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Log "Restoring done! Read the message below if any error has occurred:"
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if [[ $platform == "win" ]]; then
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Echo "* Windows users may encounter errors like \"Unable to send APTicket\" or \"Unable to send iBEC\" in the restore process."
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Echo "* To fix this, follow troubleshooting steps from here: https://github.com/LukeZGD/iOS-OTA-Downgrader/wiki/Troubleshooting#windows"
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fi
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Echo "* Please read the \"Troubleshooting\" wiki page in GitHub before opening any issue!"
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Echo "* Your problem may have already been addressed within the wiki page."
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Echo "* If opening an issue in GitHub, please provide a FULL log. Otherwise, your issue may be dismissed."
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echo
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Log "Downgrade script done!"
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}
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IPSWCustomA7() {
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local fr194=()
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if [[ $platform == "macos" ]]; then
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fr194=("https://github.com/futurerestore/futurerestore/releases/download/194/futurerestore-v194-macOS.tar.xz" "d279423dd9a12d3a7eceaeb7e01beb332c306aaa")
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elif [[ $platform == "linux" ]]; then
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fr194=("https://github.com/futurerestore/futurerestore/releases/download/194/futurerestore-v194-ubuntu_20.04.2.tar.xz" "9f2b4b6cc6710d1d68880711001d2dc5b4cb9407")
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fi
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Input "Custom IPSW Option"
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Echo "* When this option is enabled, a custom IPSW will be created/used for restoring."
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Echo "* Only enable this when you encounter problems with futurerestore."
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Echo "* This option is disabled by default (N)."
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read -p "$(Input 'Enable this option? (y/N):')" IPSWA7
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if [[ $IPSWA7 != 'Y' && $IPSWA7 != 'y' ]]; then
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return
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fi
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IPSWA7=1
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Log "Custom IPSW option enabled by user."
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futurerestore="./resources/tools/futurerestore194_$platform"
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if [[ ! -e $futurerestore ]]; then
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cd tmp
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SaveFile ${fr194[0]} futurerestore.tar.xz ${fr194[1]}
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7z x futurerestore.tar.xz
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tar -xf futurerestore*.tar
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chmod +x futurerestore-v194
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mv futurerestore-v194 ../$futurerestore
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cd ..
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fi
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}
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DowngradeOTA() {
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if [[ $DeviceProc != 7 ]]; then
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JailbreakOption
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fi
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SaveOTABlobs
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IPSWFindVerify
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kDFU
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if [[ $Jailbreak == 1 || $ProductType == "iPad2,3" ]]; then
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IPSW32
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else
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IPSWCustom=0
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fi
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IPSWSetExtract
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FutureRestore
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}
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DowngradeOTAWin() {
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IPSWCustom="${IPSWType}_${OSVer}_${BuildVer}_CustomWin"
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if [[ $DeviceProc != 7 ]]; then
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JailbreakOption
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SaveOTABlobs
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fi
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IPSWFindVerify
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if [[ $DeviceProc == 7 ]]; then
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IPSWA7=1
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IPSWSetExtract
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IPSW64
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EnterPwnREC
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local APNonce=$($irecovery -q | grep "NONC" | cut -c 7-)
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Log "APNONCE: $APNonce"
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SaveOTABlobs $APNonce
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IPSWSetExtract set
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FutureRestore
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return
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fi
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kDFU
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IPSW32
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IPSWSetExtract
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iDeviceRestore
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}
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Downgrade() {
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Log "Select your options when asked. If unsure, go for the defaults (press Enter/Return)."
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echo
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if [[ $DeviceProc == 7 && $platform != "win" ]]; then
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IPSWCustomA7
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fi
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if [[ $platform == "win" || $IPSWA7 == 1 ]]; then
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DowngradeOTAWin
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return
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elif [[ $OSVer == "Other" ]]; then
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DowngradeOther
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return
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fi
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DowngradeOTA
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}
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Downgrade4() {
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if [[ $OSVer == "7.1.2" ]]; then
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[[ $platform != "win" ]] && JailbreakOption
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fi
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IPSWFindVerify
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Save712Blobs
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if [[ $OSVer == "7.1.2" && $Jailbreak != 1 ]]; then
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IPSWSetExtract
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iDeviceRestore latest
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return
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elif [[ $OSVer != "7.1.2" ]]; then
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IPSWFindVerify 712
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fi
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IPSW4
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IPSWSetExtract
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iDeviceRestore
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}
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