vendor

vendor/github.com/cavaliercoder/go-cpio/fuzz.go

@@ -0,0 +1,35 @@
+// +build gofuzz
+
+package cpio
+
+import "bytes"
+import "io"
+
+// Fuzz tests the parsing and error handling of random byte arrays using
+// https://github.com/dvyukov/go-fuzz.
+func Fuzz(data []byte) int {
+	r := NewReader(bytes.NewReader(data))
+	h := NewHash()
+	for {
+		hdr, err := r.Next()
+		if err != nil {
+			if hdr != nil {
+				panic("hdr != nil on error")
+			}
+			if err == io.EOF {
+				// everything worked with random input... interesting
+				return 1
+			}
+			// error returned for random input. Good!
+			return -1
+		}
+
+		// hash file
+		h.Reset()
+		io.CopyN(h, r, hdr.Size)
+		h.Sum32()
+
+		// convert file header
+		FileInfoHeader(hdr.FileInfo())
+	}
+}