Remove parse_csv.jl and move it into break_aes.jl
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@@ -4,9 +4,17 @@ include("util.jl")
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include("sbox.jl")
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include("plotutils.jl")
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function parse_csv(filename)
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println("Starting parsing")
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data = CSV.read(filename, header=0)
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println("Parsing done")
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plaintexts::Matrix{UInt8} = convert(Matrix{UInt8}, data[:, 1:16])
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timings::Matrix{UInt32} = convert(Matrix{UInt32}, data[:, 17:17])
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return plaintexts, timings
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end
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function break_aes()
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plaintexts = load_file("plaintexts.dat", UInt8)[1:10_000, :]
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timings = load_file("timings.dat", UInt32)[1:10_000]
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plaintexts, timings = parse_csv("timing.csv")
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t_values = Vector{Float64}(undef, 0x100)
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for key=0:0xFF
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msb_set = (sbox[(plaintexts[:, 1] .⊻ key) .+ 1] .& 0x80) .!= 0
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@@ -1,42 +0,0 @@
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#!/usr/bin/env julia
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import CSV
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using Formatting
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function parse_csv(filename)
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println("Starting parsing")
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data = CSV.read(filename, header=0)
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println("Parsing done")
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plaintexts::Matrix{UInt8} = convert(Matrix{UInt8}, data[:, 1:16])
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timings::Matrix{UInt32} = convert(Matrix{UInt32}, data[:, 17:17])
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write_data("plaintexts.dat", plaintexts)
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write_data("timings.dat", timings)
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end
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function write_data(destination, data)
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open(destination, "w") do file
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field_size::UInt8 = sizeof(eltype(data))
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rows::UInt64 = size(data, 1)
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cols::UInt64 = size(data, 2)
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write(file, field_size);
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write(file, rows)
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write(file, cols)
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write(file, data)
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end
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end
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function load_file(filename, type::Type{T})::Matrix{T} where T
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open(filename, "r") do file
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field_size = read(file, UInt8)
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if field_size != sizeof(T)
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throw(ArgumentError(format("Expected type of size {:d} but passed type '{}' has size {:d}", field_size, T, sizeof(T))))
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end
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rows = read(file, UInt64)
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cols = read(file, UInt64)
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data = Matrix{T}(undef, rows, cols)
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read!(file, data)
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return data
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end
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end
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@time parse_csv("timing.csv")
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