mfkeys.lua: Remove trailing whitespaces.

diff --git a/client/scripts/mfkeys.lua b/client/scripts/mfkeys.lua
index 919dadb887cfc0e33d10c4ad5e0c6915a553fe14..33027d3147784ed4233f19e7df70e757342361f3 100644 (file)
--- a/client/scripts/mfkeys.lua
+++ b/client/scripts/mfkeys.lua
@@ -1,11 +1,11 @@
 --[[
        This is an example of Lua-scripting within proxmark3. This is a lua-side
-       implementation of hf mf chk  
+       implementation of hf mf chk
 
        This code is licensed to you under the terms of the GNU GPL, version 2 or,
        at your option, any later version. See the LICENSE.txt file for the text of
        the license.
-       
+
        Copyright (C) 2013 m h swende <martin at swende.se>
 --]]
 -- Loads the commands-library
@@ -49,7 +49,7 @@ end
 
 
 function checkBlock(blockNo, keys, keyType)
-       -- The command data is only 512 bytes, each key is 6 bytes, meaning that we can send max 85 keys in one go. 
+       -- The command data is only 512 bytes, each key is 6 bytes, meaning that we can send max 85 keys in one go.
        -- If there's more, we need to split it up
        local start, remaining= 1, #keys
        local arg1 = bit32.bor(bit32.lshift(keyType, 8), blockNo)
@@ -61,10 +61,10 @@ function checkBlock(blockNo, keys, keyType)
                --print("data",data)
                --print("data len", #data)
                print(("Testing block %d, keytype %d, with %d keys"):format(blockNo, keyType, n))
-               local command = Command:new{cmd = cmds.CMD_MIFARE_CHKKEYS, 
-                                                               arg1 = arg1, 
-                                                               arg2 = 1, 
-                                                               arg3 = n, 
+               local command = Command:new{cmd = cmds.CMD_MIFARE_CHKKEYS,
+                                                               arg1 = arg1,
+                                                               arg2 = 1,
+                                                               arg3 = n,
                                                                data = data}
                local status = checkCommand(command)
                if status then return status, blockNo end
@@ -90,36 +90,38 @@ local function displayresults(results)
        print("|--------------------------------------|")
 
 end
+
 -- A little helper to place an item first in the list
 local function placeFirst(akey, list)
-       akey  = akey:lower()
-       if list[1] == akey then 
+       akey = akey:lower()
+       if list[1] == akey then
                -- Already at pole position
                return list
        end
        local result = {akey}
        --print(("Putting '%s' first"):format(akey))
        for i,v in ipairs(list) do
-               if v ~= akey then 
+               if v ~= akey then
                        result[#result+1] = v
                end
        end
        return result
 end
+
 local function dumptofile(results)
        local sector, blockNo, keyA, keyB,_
 
-       if utils.confirm("Do you wish to save the keys to dumpfile?") then 
+       if utils.confirm("Do you wish to save the keys to dumpfile?") then
                local destination = utils.input("Select a filename to store to", "dumpkeys.bin")
                local file = io.open(destination, "w")
-               if file == nil then 
+               if file == nil then
                        print("Could not write to file ", destination)
                        return
                end
 
                local key_a = ""
                local key_b = ""
-               
+
                for sector,_ in pairs(results) do
                        blockNo, keyA, keyB = unpack(_)
                        key_a = key_a .. bin.pack("H",keyA);
@@ -132,7 +134,7 @@ local function dumptofile(results)
 end
 
 
-local function main( args)
+local function main(args)
 
        print(desc);
 
@@ -147,11 +149,11 @@ local function main( args)
        core.clearCommandBuffer()
        local blockNo
        local keyType = 0 -- A=0, B=1
-       local numSectors = 16 
+       local numSectors = 16
 
-       if 0x18 == result.sak then --NXP MIFARE Classic 4k | Plus 4k
-               -- IFARE Classic 4K offers 4096 bytes split into forty sectors, 
-               -- of which 32 are same size as in the 1K with eight more that are quadruple size sectors. 
+       if 0x18 == result.sak then -- NXP MIFARE Classic 4k | Plus 4k
+               -- IFARE Classic 4K offers 4096 bytes split into forty sectors,
+               -- of which 32 are same size as in the 1K with eight more that are quadruple size sectors.
                numSectors = 40
        elseif 0x08 == result.sak then -- NXP MIFARE CLASSIC 1k | Plus 2k
                -- 1K offers 1024 bytes of data storage, split into 16 sector
@@ -159,7 +161,7 @@ local function main( args)
        elseif 0x09 == result.sak then -- NXP MIFARE Mini 0.3k
                -- MIFARE Classic mini offers 320 bytes split into five sectors.
                numSectors = 5
-       elseif  0x10 == result.sak then-- "NXP MIFARE Plus 2k"
+       elseif 0x10 == result.sak then -- NXP MIFARE Plus 2k
                numSectors = 32
        else
                print("I don't know how many sectors there are on this type of card, defaulting to 16")
@@ -169,25 +171,25 @@ local function main( args)
        for sector=1,numSectors,1 do
 
                --[[
-               The mifare Classic 1k card has 16 sectors of 4 data blocks each. 
+               The mifare Classic 1k card has 16 sectors of 4 data blocks each.
                The first 32 sectors of a mifare Classic 4k card consists of 4 data blocks and the remaining
-               8 sectors consist of 16 data blocks. 
+               8 sectors consist of 16 data blocks.
                --]]
-               local blockNo = sector * 4 -1 
-               
+               local blockNo = sector * 4 - 1
+
                if sector > 32 then
-                       blockNo = 32*4+ (sector-32)*16 -1
+                       blockNo = 32*4 + (sector-32)*16 - 1
                end
 
                local keyA = checkBlock(blockNo, keys, 0)
-               if keyA then keys  = placeFirst(keyA, keys) end
+               if keyA then keys = placeFirst(keyA, keys) end
                keyA = keyA or ""
 
                local keyB = checkBlock(blockNo, keys, 1)
-               if keyB then keys  = placeFirst(keyB, keys) end
+               if keyB then keys = placeFirst(keyB, keys) end
                keyB = keyB or ""
 
-               result[sector] = {blockNo, keyA, keyB }
+               result[sector] = {blockNo, keyA, keyB}
 
                -- Check if user aborted
                if core.ukbhit() then
@@ -199,5 +201,4 @@ local function main( args)
        dumptofile(result)
 end
 
-main( args)
-
+main(args)