SFTP Client(ComputerCraft)

rednet.open("top")
--HASH MUST MATCH RECEIVER HASH, OTHERWISE FILES WILL FAIL TO SEND
hash = "HASH"
tArgs = {...}
id = tonumber(tArgs[1])

if fs.exists(tArgs[2]) then
term.clear()
term.setCursorPos(1,1)
    textutils.slowPrint("Sending File "..tArgs[2].."...")
    rednet.send(id, hash)
    rednet.send(id, tArgs[2])
    file = fs.open(tArgs[2], "r")
    rednet.send(id, file.readAll())
    else
print(tArgs[2].." does not exist.")
end