updater: Add script for converting bin file to C array

stm-firmware/updater/ram-code/bin2carray.py

@@ -1,5 +1,8 @@
 #!env python
 
+# Convert a file to a c array
+# bin2carray <output file> <input file>
+
 import os
 import sys
 
@@ -11,7 +14,17 @@ dest_file = sys.argv[1]
 
 print("%s --> %s" % (source_file, dest_file))
 
-with open(dest_file, "w") as f:
-	f.write("AAA")
+with open(source_file, "rb") as src:
+	data = src.read()
+
+with open(dest_file, "w") as dest:
+	dest.write("static const char binary_blob[%d] = {\n" % (len(data)))
+	for current,idx in zip(data, range(len(data))):
+		if ((idx+1) % 4 == 0):
+			dest.write(hex(current)+",\n")
+		else:
+			dest.write(hex(current)+",")
+
+	dest.write("};\n")
 
 sys.exit(0)