global handleBinary
def handleBinary(env):
	filePath = env["fPath"]
	fileExt = env["fileExt"]
	connection = env["self"].connection
	length = 0
	with fileLock:
		length = os.path.getsize(filePath)
	
	rangeDefined = False
	rangeStart = 0
	rangeEnd = None
	if "range" in env["headerList"]:
		rangeDefined = True
		rangeStart,rangeEnd = getRange(env["headerList"]["range"])
	
	rangeStart,rangeEnd = convertRanges(rangeStart,rangeEnd,length)
	if rangeStart == None:
		raise # tell the client the request is invalid
	
	mimetype = "application/octet-stream"
	if fileExt in mimetypesBinary:
		mimetype = mimetypesBinary[fileExt]
	
	if not rangeDefined:
		simpleResponse(connection,"200 OK",{
			"Content-Length": str(length),
			"Content-Type": mimetype,
			"Accept-Ranges": "bytes"
		})
	else:
		simpleResponse(connection,"206 Partial Content",{
			"Content-Range": "bytes " +str(rangeStart)+ "-" +str(rangeEnd - 1)+ "/" +str(length),
			"Content-Length": str(rangeEnd - rangeStart),
			"Content-Type": mimetype,
			"Accept-Ranges": "bytes"
		})
	
	print(rangeStart,rangeEnd)
	cByte = rangeStart
	while cByte < rangeEnd:
		bytes = b""
		rSize = readBufferSize
		if cByte + rSize > rangeEnd:
			rSize = rangeEnd - cByte
		with fileLock:
			with open(filePath,"rb") as file:
				file.seek(cByte)
				bytes = file.read(rSize)
		connection.sendall(bytes)
		cByte += rSize

fileHandlers[".*"] = handleBinary
for t in mimetypesBinary:
	fileHandlers[t] = handleBinary