1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
|
package lz4
import (
"bytes"
"io/ioutil"
"github.com/pierrec/lz4"
)
// lz4.Reader fuzz function
func Fuzz(data []byte) int {
// uncompress some data
d, err := ioutil.ReadAll(lz4.NewReader(bytes.NewReader(data)))
if err != nil {
return 0
}
// got valid compressed data
// compress the uncompressed data
// and compare with the original input
buf := bytes.NewBuffer(nil)
zw := lz4.NewWriter(buf)
n, err := zw.Write(d)
if err != nil {
panic(err)
}
if n != len(d) {
panic("short write")
}
err = zw.Close()
if err != nil {
panic(err)
}
// uncompress the newly compressed data
ud, err := ioutil.ReadAll(lz4.NewReader(buf))
if err != nil {
panic(err)
}
if bytes.Compare(d, ud) != 0 {
panic("not equal")
}
return 1
}
|
