28 lines
511 B
Go
28 lines
511 B
Go
package sarama
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import (
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"github.com/klauspost/compress/zstd"
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"sync"
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)
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var (
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zstdDec *zstd.Decoder
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zstdEnc *zstd.Encoder
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zstdEncOnce, zstdDecOnce sync.Once
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)
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func zstdDecompress(dst, src []byte) ([]byte, error) {
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zstdDecOnce.Do(func() {
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zstdDec, _ = zstd.NewReader(nil)
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})
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return zstdDec.DecodeAll(src, dst)
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}
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func zstdCompress(dst, src []byte) ([]byte, error) {
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zstdEncOnce.Do(func() {
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zstdEnc, _ = zstd.NewWriter(nil, zstd.WithZeroFrames(true))
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})
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return zstdEnc.EncodeAll(src, dst), nil
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}
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