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37 lines
559 B
Go
37 lines
559 B
Go
package codec
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import (
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"bytes"
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"compress/gzip"
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"io"
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)
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const unzipLimit = 100 * 1024 * 1024 // 100MB
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// Gzip compresses bs.
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func Gzip(bs []byte) []byte {
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var b bytes.Buffer
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w := gzip.NewWriter(&b)
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w.Write(bs)
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w.Close()
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return b.Bytes()
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}
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// Gunzip uncompresses bs.
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func Gunzip(bs []byte) ([]byte, error) {
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r, err := gzip.NewReader(bytes.NewBuffer(bs))
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if err != nil {
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return nil, err
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}
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defer r.Close()
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var c bytes.Buffer
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if _, err = io.Copy(&c, io.LimitReader(r, unzipLimit)); err != nil {
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return nil, err
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}
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return c.Bytes(), nil
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}
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