# SysNAND safe restore GM9 script
# This will restore a backup from 0:/gm9/out, expecting the name scheme from the backup scripts
# author: Kazuma77

set SUCCESSMSG "Successfully Restored SysNAND."

set ERRORMSG "No qualifying exploit was found.\nAborting to avoid bricking the unit."
chk -u $[HAX] ""

set ERRORMSG "Safe restore is not available on\nntrboot. Aborting to avoid a brick."
chk -u $[HAX] "ntrboot"

set ERRORMSG "SysNAND not changed."
filesel "Select NAND Backup." $[GM9OUT]/*nand_???.bin NANDBAK
ask "Safe restore\n$[NANDBAK]\nto SysNAND?"
allow S:/ctrnand_full.bin
allow S:/twln.bin
allow S:/twlp.bin

set ERRORMSG "Not a valid NAND backup."
imgmount $[NANDBAK]
find I:/ctrnand_full.bin NULL
find I:/twln.bin NULL
find I:/twlp.bin NULL

# Uncomment the "verify" line below to enable verification.
# I left it out since the firm partitions are not being touched.
# If you do not want the script to even try to recover content from a bricked image, enable it.
#verify I:/nand_minsize.bin

set ERRORMSG "An error occurred during the transfer.\nPlease try again."
cp -w -n I:/ctrnand_full.bin S:/ctrnand_full.bin
cp -w -n I:/twln.bin S:/twln.bin
cp -w -n I:/twlp.bin S:/twlp.bin
imgumount