You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
61 lines
1.0 KiB
61 lines
1.0 KiB
package gzip
|
|
|
|
import (
|
|
"bytes"
|
|
"compress/gzip"
|
|
"io/ioutil"
|
|
)
|
|
|
|
// 使用gzip解压缩数据
|
|
func DecompressData(compressedData []byte) ([]byte, error) {
|
|
buf := bytes.NewReader(compressedData)
|
|
decompressor, err := gzip.NewReader(buf)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
defer decompressor.Close()
|
|
|
|
result, err := ioutil.ReadAll(decompressor)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return result, nil
|
|
}
|
|
|
|
func GZipDecompress(input []byte) (string, error) {
|
|
buf := bytes.NewBuffer(input)
|
|
reader, gzipErr := gzip.NewReader(buf)
|
|
if gzipErr != nil {
|
|
return "", gzipErr
|
|
}
|
|
defer reader.Close()
|
|
|
|
result, readErr := ioutil.ReadAll(reader)
|
|
if readErr != nil {
|
|
return "", readErr
|
|
}
|
|
return string(result), nil
|
|
}
|
|
|
|
func GZipCompress(input string) ([]byte, error) {
|
|
var buf bytes.Buffer
|
|
gz := gzip.NewWriter(&buf)
|
|
|
|
_, err := gz.Write([]byte(input))
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
err = gz.Flush()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
err = gz.Close()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
return buf.Bytes(), nil
|
|
}
|
|
|