.key filename,size

if <filename>. EQ .
   skip usage
endif

if not exists <filename>
	echo "<filename> - file not found"
	skip exit
endif

if <size> EQ 128
	skip start
endif

if <size> EQ 256
	skip start
endif

if not <size> EQ 512
	skip usage
endif


lab start

echo >romsize.i "ROMSIZE	.EQ <size>**1024"

buildchk <filename> <size>

asm boot +s

asmstrip boot.bin boot.raw
asmstrip boot2.bin boot2.raw

premod boot.raw input1
premod boot2.raw input2

copy input1 RSA:input

echo ""
echo "Now take the RSA disk to drive 0 of the encryption system"
echo "and perform the encryption.  When the encryption is done,"
ask "return the disk to this system and press return"

copy RSA:output output1
copy input2 RSA:input

echo ""
echo "Once more, take the RSA disk to drive 0 of the encryption"
echo "system and perform the encryption.  When the encryption is"
ask "done, return the disk to this system and press return"

copy RSA:output output2
postmod output1 boot.raw 3
postmod output2 boot2.raw 5
buildrom <filename> <size>

echo ""
echo "Your ROM file should be updated now.  To test, CARTLOAD"
echo "on a development system, set location FFF9 to 00, set the"
echo "GO address to FF80, then do a GO."
echo ""

skip exit

lab usage
	echo ""
	ECHO "Usage:"
	ECHO "	execute doit filename size"
	echo ""
	ECHO "Where filename is the name of the ROM file to encrypt and"
	ECHO "size is one of 128, 256 or 512 specifying the size (in K)"
	ECHO "of the ROM"
	echo ""
	ECHO "Also, make sure that there is a floppy with volume name RSA"
	ECHO "in a disk drive before starting the process"
	echo ""

lab exit