Legacy-iOS-Kit/resources/blobs.sh
2022-05-28 18:21:26 +08:00

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#!/bin/bash
SaveOTABlobs() {
local ExtraArgs
local SHSHChk
local SHSHContinue
local SHSHLatest
local SHSHExisting
if [[ $DeviceProc != 7 && $Baseband != 0 ]]; then
if [[ ! -e saved/$ProductType/BuildManifest.plist ]]; then
Log "Downloading BuildManifest of iOS $LatestVer..."
$partialzip $BasebandURL BuildManifest.plist BuildManifest.plist
mkdir -p saved/$ProductType 2>/dev/null
mv BuildManifest.plist saved/$ProductType
fi
if [[ ! -e saved/$ProductType/BuildManifest.plist ]]; then
Error "Downloading/verifying BuildManifest failed. Please run the script again"
fi
Log "Checking signing status of iOS $LatestVer..."
SHSHChk=*_${ProductType}_${HWModel}ap_${LatestVer}*.shsh*
$tsschecker -d $ProductType -i $LatestVer -e $UniqueChipID -m saved/$ProductType/BuildManifest.plist -s -B ${HWModel}ap
SHSHLatest=$(ls $SHSHChk)
if [[ ! -e $SHSHLatest ]]; then
Error "For some reason, the latest version for your device (iOS $LatestVer) is not signed. Cannot continue."
fi
Log "Latest version for $ProductType (iOS $LatestVer) is signed."
rm $SHSHLatest
fi
Log "Saving iOS $OSVer blobs with tsschecker..."
BuildManifest="resources/manifests/BuildManifest_${ProductType}_${OSVer}.plist"
ExtraArgs="-d $ProductType -i $OSVer -e $UniqueChipID -m $BuildManifest -o -s -B ${HWModel}ap -g 0x1111111111111111 -b"
SHSHChk=${UniqueChipID}_${ProductType}_${HWModel}ap_${OSVer}-${BuildVer}_3a88b7c3802f2f0510abc432104a15ebd8bd7154.shsh*
$tsschecker $ExtraArgs
SHSH=$(ls $SHSHChk)
SHSHExisting=$(ls saved/shsh/$SHSHChk 2>/dev/null)
if [[ ! -e $SHSH && ! -e $SHSHExisting ]]; then
Error "Saving $OSVer blobs failed. Please run the script again" \
"It is also possible that $OSVer for $ProductType is no longer signed"
elif [[ ! -e $SHSH ]]; then
Log "Saving $OSVer blobs failed, but found existing saved SHSH blobs."
cp $SHSHExisting .
SHSH=$(ls $SHSHChk)
SHSHContinue=1
fi
if [[ -n $SHSH && $SHSHContinue != 1 ]]; then
mkdir -p saved/shsh 2>/dev/null
cp "$SHSH" saved/shsh
Log "Successfully saved $OSVer blobs."
fi
}