Sodium::Digest::Blake2b Log.warn on small key size.
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@ -1,10 +1,18 @@
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require "benchmark"
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require "option_parser"
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require "../src/sodium"
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require "openssl"
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require "openssl/digest"
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output_size = 64
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sizes = [16, 64, 256, 1024, 8192, 16384]
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optp = OptionParser.new
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optp.on("--output-size", "default: 64") { |arg| output_size = arg.to_i }
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optp.on("--input-sizes=ARG", "comma separated list of input sizes") { |arg| sizes = arg.split(",").map(&.to_i).to_a }
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# optp.on("", "") { |arg| }
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optp.parse
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bufs = sizes.map { |size| Bytes.new size }.to_a
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puts "Compare against 'openssl speed digestname'"
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@ -61,9 +61,12 @@ module Sodium::Digest
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# `key`, `salt`, and `personal` are all optional. Many other libsodium bindings don't support them.
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# Check the other implementation(s) you need to interoperate with before using.
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def initialize(@digest_size : Int32 = OUT_SIZE, key : Bytes? | SecureBuffer? = nil, salt : Bytes? = nil, personal : Bytes? = nil)
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if k = key
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if (k = key) && k.bytesize > 0
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k = k.to_slice
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raise ArgumentError.new("key larger than KEY_SIZE_MAX(#{KEY_SIZE_MAX}), got #{k.bytesize}") if k.bytesize > KEY_SIZE_MAX
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# Test vectors contain small key sizes. Small keys shouldn't be used... Wtf?
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Log.warn &.emit("key smaller than KEY_SIZE_MIN(#{KEY_SIZE_MIN}), got #{k.bytesize}") if k.bytesize < KEY_SIZE_MIN
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# raise ArgumentError.new("key smaller than KEY_SIZE_MIN(#{KEY_SIZE_MIN}), got #{k.bytesize}") if k.bytesize < KEY_SIZE_MIN
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@key_size = k.bytesize
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k.copy_to @key.to_slice
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end
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