Ensure we have an original file left around to diff against later

Makefile

@@ -18,12 +18,19 @@ install.radare.projects:
 	sha1sum -c $<
 	touch $@
 
-#
+# Generate orig images so that we can diff against them later
 # If we have an extractor for this image, use it
-%.img:  %.extract %.img.sha1
+%.img.orig:  %.extract %.img.orig.sha1
 	./$< $@
 	sha1sum -c $@.sha1
 
+# Generate a working file that we can patch
+%.img: %.img.orig
+	cp $< $@
+
+# keep intermediate files
+.SECONDARY:
+
 mec-tools/Makefile:
 	git submodule update --init --remote
 

x220.8DHT34WW.img.orig.sha1

@@ -0,0 +1 @@
+d3c3db9352f8e3b5decc69abe08e725958f2284f  x220.8DHT34WW.img.orig

x220.8DHT34WW.img.sha1

@@ -1 +0,0 @@
-d3c3db9352f8e3b5decc69abe08e725958f2284f  x220.8DHT34WW.img

x230.G2HT35WW.extract

@@ -12,7 +12,7 @@ if [ -z "$OUTPUT" ]; then
     exit 1
 fi
 
-OUT1="${OUTPUT}.encrypted.orig"
+OUT1="${OUTPUT}.encrypted"
 
 dd if=g2uj23us.iso bs=$[0x01076600] skip=1 | dd bs=196608 count=1 of="$OUT1"
 

x230.G2HT35WW.img.orig.sha1

@@ -0,0 +1 @@
+d70f5434ef316a66a6195651d9e231e84a2464a1  x230.G2HT35WW.img.orig

x230.G2HT35WW.img.sha1

@@ -1 +0,0 @@
-d70f5434ef316a66a6195651d9e231e84a2464a1  x230.G2HT35WW.img