52 lines
921 B
Go
52 lines
921 B
Go
|
// +build gofuzz
|
||
|
|
|
||
|
|
package rtcp
|
||
|
|
|
||
|
|
import (
|
||
|
|
"bytes"
|
||
|
|
"io"
|
||
|
|
)
|
||
|
|
|
||
|
|
// Fuzz implements a randomized fuzz test of the rtcp
|
||
|
|
// parser using go-fuzz.
|
||
|
|
//
|
||
|
|
// To run the fuzzer, first download go-fuzz:
|
||
|
|
// `go get github.com/dvyukov/go-fuzz/...`
|
||
|
|
//
|
||
|
|
// Then build the testing package:
|
||
|
|
// `go-fuzz-build github.com/pion/webrtc`
|
||
|
|
//
|
||
|
|
// And run the fuzzer on the corpus:
|
||
|
|
// ```
|
||
|
|
// mkdir workdir
|
||
|
|
//
|
||
|
|
// # optionally add a starter corpus of valid rtcp packets.
|
||
|
|
// # the corpus should be as compact and diverse as possible.
|
||
|
|
// cp -r ~/my-rtcp-packets workdir/corpus
|
||
|
|
//
|
||
|
|
// go-fuzz -bin=ase-fuzz.zip -workdir=workdir
|
||
|
|
// ````
|
||
|
|
func Fuzz(data []byte) int {
|
||
|
|
r := NewReader(bytes.NewReader(data))
|
||
|
|
for {
|
||
|
|
_, data, err := r.ReadPacket()
|
||
|
|
if err == io.EOF {
|
||
|
|
break
|
||
|
|
}
|
||
|
|
if err != nil {
|
||
|
|
return 0
|
||
|
|
}
|
||
|
|
|
||
|
|
packet, err := Unmarshal(data)
|
||
|
|
if err != nil {
|
||
|
|
return 0
|
||
|
|
}
|
||
|
|
|
||
|
|
if _, err := packet.Marshal(); err != nil {
|
||
|
|
return 0
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return 1
|
||
|
|
}
|