mirror of
https://github.com/LukeZGD/Legacy-iOS-Kit.git
synced 2024-12-24 15:21:49 +01:00
IPSWFind, IPSWVerify, and other fixes
- IPSWFind and IPSWVerify to be used for the downgrade function and custom IPSW menu option - depends: ipwndfu="$(which python2) ipwndfu" for macOS 12.3 and newer - fix futurerestore error detect ($?) - a bit of cleanup
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@ -63,8 +63,10 @@ SetToolPaths() {
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irecovery="sudo LD_LIBRARY_PATH=./resources/lib $irecovery"
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rmsigchks="sudo $rmsigchks"
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elif [[ $platform == "macos" ]]; then
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# for macOS 12.3 and newer
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if (( ${platformver:0:2} > 11 )) && [[ -z $python ]]; then
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python="/usr/bin/python3"
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ipwndfu="$(which python2) ipwndfu"
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rmsigchks="$(which python2) rmsigchks.py"
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SimpleHTTPServer="$python -m http.server 8888"
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fi
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@ -35,10 +35,7 @@ FRBaseband() {
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Downgrade() {
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local ExtraArgs=("--use-pwndfu")
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local IPSWExtract
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local IPSWSHA1
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local IPSWSHA1L
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local Jailbreak
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local Verify=1
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Verify=1
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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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@ -73,7 +70,7 @@ Downgrade() {
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if [[ $Jailbreak != 'N' && $Jailbreak != 'n' ]]; then
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JailbreakSet
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Log "Jailbreak option enabled. Using $JBName for the jailbreak"
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Log "Jailbreak option enabled."
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else
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Log "Jailbreak option disabled by user."
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fi
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@ -81,38 +78,14 @@ Downgrade() {
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fi
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if [[ $OSVer != "Other" ]]; then
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IPSW="${IPSWType}_${OSVer}_${BuildVer}_Restore"
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[[ -z $IPSWCustom ]] && IPSWCustom="${IPSWType}_${OSVer}_${BuildVer}_Custom"
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if [[ $Jailbreak == 1 ]]; then
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[[ -e "$IPSWCustom.ipsw" ]] && Verify=
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fi
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MemoryOption
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SaveOTABlobs
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if [[ ! -e "$IPSW.ipsw" && $Verify == 1 ]]; then
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Log "iOS $OSVer IPSW for $ProductType cannot be found."
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Echo "* If you already downloaded the IPSW, move/copy it to the directory where the script is located."
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Echo "* Do NOT rename the IPSW as the script will fail to detect it."
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Echo "* The script will now proceed to download it for you. If you want to download it yourself, here is the link: $(cat $Firmware/$BuildVer/url)"
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Log "Downloading IPSW... (Press Ctrl+C to cancel)"
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curl -L $(cat $Firmware/$BuildVer/url) -o tmp/$IPSW.ipsw
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mv tmp/$IPSW.ipsw .
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fi
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IPSWFind
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if [[ $Verify == 1 ]]; then
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Log "Verifying IPSW..."
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IPSWSHA1=$(cat $Firmware/$BuildVer/sha1sum)
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Log "Expected SHA1sum: $IPSWSHA1"
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IPSWSHA1L=$(shasum $IPSW.ipsw | awk '{print $1}')
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Log "Actual SHA1sum: $IPSWSHA1L"
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if [[ $IPSWSHA1L != $IPSWSHA1 ]]; then
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Error "Verifying IPSW failed. Your IPSW may be corrupted or incomplete. Delete/replace the IPSW and run the script again" \
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"SHA1sum mismatch. Expected $IPSWSHA1, got $IPSWSHA1L"
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fi
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Log "IPSW SHA1sum matches."
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IPSWVerify
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elif [[ -e "$IPSWCustom.ipsw" ]]; then
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Log "Found existing Custom IPSW. Skipping IPSW verification."
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Log "Setting restore IPSW to: $IPSWCustom.ipsw"
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@ -172,17 +145,16 @@ Downgrade() {
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ExtraArgs+=("-b" "saved/baseband/$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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local opt=$?
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echo
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if [[ $opt != 0 ]]; then
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if [[ $? != 0 ]]; then
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Log "An error seems to have occurred in futurerestore."
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Echo "* Please read the \"Troubleshooting\" wiki page in GitHub before opening any issue!"
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Echo "* Your problem may have already been addressed within the page."
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Echo "* Your problem may have already been addressed within the wiki page."
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Echo "* If opening an issue in GitHub, please provide a FULL log. Otherwise, your issue may be dismissed."
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else
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echo
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Log "Restoring done!"
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fi
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Log "Downgrade script done!"
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@ -3,6 +3,8 @@
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JailbreakSet() {
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Jailbreak=1
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IPSWCustom="${IPSWType}_${OSVer}_${BuildVer}_Custom"
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[[ -e "$IPSWCustom.ipsw" ]] && Verify=
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if [[ $ProductType == "iPhone4,1" || $ProductType == "iPhone5,2" ]] && [[ $OSVer == "8.4.1" ]]; then
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Input "Jailbreak Tool Option"
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Echo "* This option is set to daibutsu by default (1)."
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@ -29,6 +31,7 @@ JailbreakSet() {
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elif [[ $OSVer == "6.1.3" ]]; then
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JBName="p0sixspwn"
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fi
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Log "Using $JBName for the jailbreak"
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}
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MemoryOption() {
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@ -47,6 +50,32 @@ MemoryOption() {
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fi
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}
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IPSWFind() {
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IPSW="${IPSWType}_${OSVer}_${BuildVer}_Restore"
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if [[ ! -e "$IPSW.ipsw" && $Verify == 1 ]]; then
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Log "iOS $OSVer IPSW for $ProductType cannot be found."
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Echo "* If you already downloaded the IPSW, move/copy it to the directory where the script is located."
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Echo "* Do NOT rename the IPSW as the script will fail to detect it."
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Echo "* The script will now proceed to download it for you. If you want to download it yourself, here is the link: $(cat $Firmware/$BuildVer/url)"
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Log "Downloading IPSW... (Press Ctrl+C to cancel)"
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curl -L $(cat $Firmware/$BuildVer/url) -o tmp/$IPSW.ipsw
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mv tmp/$IPSW.ipsw .
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fi
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}
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IPSWVerify() {
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Log "Verifying IPSW..."
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IPSWSHA1=$(cat $Firmware/$BuildVer/sha1sum)
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Log "Expected SHA1sum: $IPSWSHA1"
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IPSWSHA1L=$(shasum $IPSW.ipsw | awk '{print $1}')
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Log "Actual SHA1sum: $IPSWSHA1L"
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if [[ $IPSWSHA1L != $IPSWSHA1 ]]; then
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Error "Verifying IPSW failed. Your IPSW may be corrupted or incomplete. Delete/replace the IPSW and run the script again" \
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"SHA1sum mismatch. Expected $IPSWSHA1, got $IPSWSHA1L"
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fi
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Log "IPSW SHA1sum matches."
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}
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IPSW32() {
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local Bundle="Down_${ProductType}_${OSVer}_${BuildVer}.bundle"
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local ExtraArgs
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13
restore.sh
13
restore.sh
@ -48,7 +48,7 @@ Main() {
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clear
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Echo "******* iOS-OTA-Downgrader *******"
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Echo " Downgrader script by LukeZGD "
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Echo " - Downgrader script by LukeZGD - "
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echo
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if [[ $EUID == 0 ]]; then
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@ -131,12 +131,18 @@ Main() {
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SelectVersion
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if [[ $Mode == "IPSW32" ]]; then
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IPSW="${IPSWType}_${OSVer}_${BuildVer}_Restore"
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Verify=1
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echo
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JailbreakSet
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Log "Using $JBName for the jailbreak"
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MemoryOption
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IPSWFind
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if [[ $Verify == 1 ]]; then
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IPSWVerify
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elif [[ -e "$IPSWCustom.ipsw" ]]; then
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Log "Found existing Custom IPSW, stopping here."
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Echo "* If you want to re-create the custom IPSW, move/delete the existing one first."
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exit 0
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fi
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IPSW32
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Log "Custom IPSW has been created: $IPSWCustom.ipsw"
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Echo "* This custom IPSW has a jailbreak built in ($JBName)"
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@ -169,7 +175,6 @@ Main() {
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echo "${Color_Y}* For more details, read the \"Troubleshooting\" wiki page in GitHub ${Color_N}"
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exit 1
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fi
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Mode="Downgrade"
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echo
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Echo "* DFU Advanced Menu"
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Echo "* This menu is for ADVANCED USERS ONLY."
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