mirror of
https://github.com/Proxmark/proxmark3.git
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57 lines
1.2 KiB
Lua
57 lines
1.2 KiB
Lua
--[[
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This may be moved to a separate library at some point (Holiman)
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--]]
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local Utils =
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{
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-- Asks the user for Yes or No
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confirm = function(message, ...)
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local answer
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message = message .. " [y/n] ?"
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repeat
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io.write(message)
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io.flush()
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answer=io.read()
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if answer == 'Y' or answer == "y" then
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return true
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elseif answer == 'N' or answer == 'n' then
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return false
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end
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until false
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end,
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---
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-- Asks the user for input
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input = function (message , default)
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local answer
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if default ~= nil then
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message = message .. " (default: ".. default.. " )"
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end
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message = message .." \n > "
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io.write(message)
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io.flush()
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answer=io.read()
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if answer == '' then answer = default end
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return answer
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end,
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--
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-- Converts DECIMAL to HEX
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ConvertDec2Hex = function(IN)
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local B,K,OUT,I,D=16,"0123456789ABCDEF","",0
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while IN>0 do
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I=I+1
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IN,D=math.floor(IN/B),math.mod(IN,B)+1
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OUT=string.sub(K,D,D)..OUT
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end
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return OUT
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end,
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---
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-- Convert Byte array to string of hex
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ConvertBytes2String = function(bytes)
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s = {}
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for i = 1, #(bytes) do
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s[i] = string.format("%02X",bytes[i])
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end
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return table.concat(s)
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end,
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}
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return Utils |