Add latest version signing check and fix other stuff

resources/blobs.sh

@@ -4,31 +4,37 @@ SaveOTABlobs() {
     local ExtraArgs
     local SHSHChk
     local SHSHContinue
+    local SHSHLatest
     local SHSHExisting
     
-    Log "Saving $OSVer blobs with tsschecker..."
+    if [[ $DeviceProc != 7 && $Baseband != 0 && $Baseband8 != 1 ]]; then
+        Log "Checking signing status of iOS $LatestVer..."
+        SHSHChk=*_${ProductType}_${HWModel}ap_${LatestVer}*.shsh*
+        $tsschecker -d $ProductType -i $LatestVer -e $UniqueChipID -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 ${HWModel}ap"
-    SHSHChk=${UniqueChipID}_${ProductType}_${HWModel}ap_${OSVer}-${BuildVer}*.shsh*
-    if [[ $DeviceProc == 7 ]]; then
-        ExtraArgs+=" --generator 0x1111111111111111"
+    ExtraArgs="-d $ProductType -i $OSVer -e $UniqueChipID -m $BuildManifest -o -s -B ${HWModel}ap --generator 0x1111111111111111"
+    SHSHChk=${UniqueChipID}_${ProductType}_${HWModel}ap_${OSVer}-${BuildVer}_3a88b7c3802f2f0510abc432104a15ebd8bd7154.shsh*
+    if [[ $Baseband8 != 1 ]]; then
+        ExtraArgs+=" --no-baseband"
     fi
     $tsschecker $ExtraArgs
     
     SHSH=$(ls $SHSHChk)
     SHSHExisting=$(ls saved/shsh/$SHSHChk 2>/dev/null)
-    if [[ ! $SHSH && ! $SHSHExisting ]]; then
-        Log "Saving $OSVer blobs failed. Trying again with fallback..."
-        ExtraArgs+=" --no-baseband"
-        $tsschecker $ExtraArgs
+    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"
     
-        SHSH=$(ls $SHSHChk)
-        if [[ ! $SHSH ]]; then
-            Error "Saving $OSVer blobs failed. Please run the script again" \
-            "It is also possible that $OSVer for $ProductType is no longer signed"
-        fi
-    
-    elif [[ ! $SHSH ]]; then
+    elif [[ ! -e $SHSH ]]; then
         Log "Saving $OSVer blobs failed, but found existing saved SHSH blobs. Continuing..."
         cp $SHSHExisting .
         SHSH=$(ls $SHSHChk)
@@ -37,7 +43,7 @@ SaveOTABlobs() {
     
     if [[ -n $SHSH && $SHSHContinue != 1 ]]; then
         mkdir -p saved/shsh 2>/dev/null
-        [[ ! $SHSHExisting ]] && cp "$SHSH" saved/shsh
+        cp "$SHSH" saved/shsh
         Log "Successfully saved $OSVer blobs."
     fi
 }

resources/device.sh

@@ -83,11 +83,13 @@ GetDeviceValues() {
     Firmware=resources/firmware/$ProductType
     Baseband=0
     BasebandURL=$(cat $Firmware/13G37/url 2>/dev/null)
+    LatestVer="9.3.6"
     
     if [[ $ProductType == "iPad2,2" ]]; then
         BasebandURL=$(cat $Firmware/13G36/url)
         Baseband="ICE3_04.12.09_BOOT_02.13.Release.bbfw"
         BasebandSHA1="e6f54acc5d5652d39a0ef9af5589681df39e0aca"
+        LatestVer="9.3.5"
     
     elif [[ $ProductType == "iPad2,3" ]]; then
         Baseband="Phoenix-3.6.03.Release.bbfw"
@@ -110,6 +112,7 @@ GetDeviceValues() {
         BasebandURL=$(cat $Firmware/14G61/url)
         Baseband="Mav5-11.80.00.Release.bbfw"
         BasebandSHA1="8951cf09f16029c5c0533e951eb4c06609d0ba7f"
+        LatestVer="10.3.4"
     
     elif [[ $ProductType == "iPad4,2" || $ProductType == "iPad4,3" || $ProductType == "iPad4,5" ||
             $ProductType == "iPhone6,1" || $ProductType == "iPhone6,2" ]]; then
@@ -165,7 +168,9 @@ GetDeviceValues() {
 }
 
 Baseband841() {
+    Baseband8=1
     BasebandURL=$(cat $Firmware/12H321/url)
+
     if [[ $ProductType == "iPad2,3" ]]; then
         Baseband="Phoenix-3.0.04.Release.bbfw"
         BasebandSHA1="a507ee2fe061dfbf8bee7e512df52ade8777e113"

resources/downgrade.sh

@@ -3,7 +3,7 @@
 FRBaseband() {
     local BasebandSHA1L
     
-    if [[ $DeviceProc == 7 ]] || [[ $Baseband5 != 0 && $OSVer == "8.4.1" ]]; then
+    if [[ $DeviceProc == 7 ]] || [[ $Baseband8 == 1 && $OSVer == "8.4.1" ]]; then
         mkdir -p saved/baseband 2>/dev/null
         cp -f $IPSWRestore/Firmware/$Baseband saved/baseband
     fi
@@ -16,7 +16,7 @@ FRBaseband() {
         mv $Baseband saved/baseband
         mv BuildManifest.plist saved/$ProductType
         BuildManifest="saved/$ProductType/BuildManifest.plist"
-    elif [[ $Baseband5 == 0 ]]; then
+    elif [[ $Baseband8 != 1 ]]; then
         BuildManifest="saved/$ProductType/BuildManifest.plist"
     fi
 
@@ -89,12 +89,11 @@ Downgrade() {
             Echo "* I recommend to disable the option for these devices to flash the iOS 8.4.1 baseband."
         fi
         Echo "* This option is enabled by default (Y)."
-        read -p "$(Input 'Enable this option? (Y/n):')" Baseband5
-        if [[ $Baseband5 == 'N' || $Baseband5 == 'n' ]]; then
+        read -p "$(Input 'Enable this option? (Y/n):')" Baseband8
+        if [[ $Baseband8 == 'N' || $Baseband8 == 'n' ]]; then
             Baseband841
             Log "Latest baseband disabled by user. Using iOS 8.4.1 baseband"
         else
-            Baseband5=0
             Log "Latest baseband enabled."
         fi
         echo

restore.sh

@@ -140,6 +140,7 @@ Main() {
         Echo "* This custom IPSW has a jailbreak built in ($JBName)"
         Echo "* Run the script again and select Downgrade Device to use the custom IPSW."
         Echo "* You may also use futurerestore manually (make sure to use the latest beta)"
+        exit 0
 
     elif [[ $Mode != "Downgrade" ]]; then
         $Mode