xar unarchiver (.xar, .pkg, .xip)
reintroduce thin SliceIO
+17
+17
sliceio.cr
+17
sliceio.cr
···
1
+
class SliceIO < IO
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def initialize(@slice : Bytes)
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end
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+
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def read(slice : Bytes)
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n = [slice.size, @slice.size].min
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n.times do |i|
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slice[i] = @slice[i]
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end
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@slice = @slice[n..-1]
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n
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end
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+
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def write(slice : Bytes) : Nil
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raise "Write not implemented"
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end
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end