51 lines
965 B
Crystal
51 lines
965 B
Crystal
module CrystalGauntlet::Format
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extend self
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def fmt_value(v) : String
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case v
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when Bool
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v ? "1" : "0"
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when String
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v
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else
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v.to_s
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end
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end
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def fmt_hash(hash) : String
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hash.map_with_index{ |(i, v)| "#{i}:#{fmt_value(v)}" }.join(":")
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end
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end
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module CrystalGauntlet::GDBase64
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extend self
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def encode(v)
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Base64.encode(v).sub('/', '_').sub('+', '-')
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end
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def decode(v)
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Base64.decode_string(v.sub('_', '/').sub('-', '+'))
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end
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end
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module CrystalGauntlet::XorCrypt
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extend self
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def encrypt(x : Bytes, key : Bytes) : Bytes
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result = Bytes.new(x.size)
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x.each.with_index() do |chr, index|
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result[index] = (chr ^ key[index % key.size])
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end
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result
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end
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def encrypt_string(x : String, key : String) : Bytes
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result = Bytes.new(x.bytesize)
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x.bytes.each.with_index() do |chr, index|
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result[index] = (chr ^ key.byte_at(index % key.bytesize))
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end
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result
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end
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end
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