Caleb Gardner
41 lines
759 B
Go
41 lines
759 B
Go
package compression
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import (
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"bytes"
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"io"
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"github.com/ulikunitz/xz/lzma"
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)
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//Lzma is a lzma decompressor
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type Lzma struct{}
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//Decompress decompresses all the data in the given reader and returns the uncompressed bytes.
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func (l *Lzma) Decompress(rdr io.Reader) ([]byte, error) {
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r, err := lzma.NewReader(rdr)
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if err != nil {
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return nil, err
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}
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var buf bytes.Buffer
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_, err = io.Copy(&buf, r)
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if err != nil {
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return nil, err
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}
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return buf.Bytes(), nil
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}
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//Compress implements compression.Compress
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func (l *Lzma) Compress(data []byte) ([]byte, error) {
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var buf bytes.Buffer
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w, err := lzma.NewWriter(&buf)
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if err != nil {
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return nil, err
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}
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_, err = w.Write(data)
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if err != nil {
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return nil, err
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}
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w.Close()
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return buf.Bytes(), nil
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}
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