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hamiltop/md5.exs

Created January 5, 2016 01:45
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md5.exs
[file | _ ] = System.argv
file_stream = File.stream!(file)
context = :crypto.hash_init(:md5)
context = Enum.reduce(file_stream, context, fn (data, cxt) ->
:crypto.hash_update(cxt, data)
end)
int_value = :binary.decode_unsigned :crypto.hash_final(context)
IO.puts String.downcase Integer.to_string(int_value, 16)
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hamiltop commented Jan 5, 2016 

> elixir md5.exs /etc/hosts
fb0cb12d0bc7744769cf8f555ec690a1
> md5 /etc/hosts
MD5 (/etc/hosts) = fb0cb12d0bc7744769cf8f555ec690a1

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