Caleb Gardner
28 lines
544 B
Go
28 lines
544 B
Go
package decompress
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import (
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"io"
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"github.com/klauspost/compress/zstd"
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)
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type Zstd struct {
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writeToReader *zstd.Decoder
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}
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func (z Zstd) Reader(src io.Reader) (io.ReadCloser, error) {
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r, err := zstd.NewReader(src)
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return r.IOReadCloser(), err
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}
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func (z Zstd) Reset(old, src io.Reader) error {
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return old.(*zstd.Decoder).Reset(src)
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}
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func (z Zstd) Decode(in []byte, outSize int) ([]byte, error) {
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if z.writeToReader == nil {
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z.writeToReader, _ = zstd.NewReader(nil)
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}
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return z.writeToReader.DecodeAll(in, make([]byte, outSize))
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}
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