feat: Waku v2 bridge

Issue #12610

vendor/github.com/libp2p/go-msgio/fuzz.go

@@ -0,0 +1,23 @@
+//go:build gofuzz
+
+package msgio
+
+import "bytes"
+
+// get the go-fuzz tools and build a fuzzer
+// $ go get -u github.com/dvyukov/go-fuzz/...
+// $ go-fuzz-build github.com/libp2p/go-msgio
+
+// put a corpus of random (even better if actual, structured) data in a corpus directry
+// $ go-fuzz -bin ./msgio-fuzz -corpus corpus -workdir=wdir -timeout=15
+
+func Fuzz(data []byte) int {
+	rc := NewReader(bytes.NewReader(data))
+	// rc := NewVarintReader(bytes.NewReader(data))
+
+	if _, err := rc.ReadMsg(); err != nil {
+		return 0
+	}
+
+	return 1
+}