tiff/fuzz.go

// Copyright 2019 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build gofuzz
// +build gofuzz

package tiff

import "bytes"

func Fuzz(data []byte) int {
	cfg, err := DecodeConfig(bytes.NewReader(data))
	if err != nil {
		return 0
	}
	if cfg.Width*cfg.Height > 1e6 {
		return 0
	}
	img, err := Decode(bytes.NewReader(data))
	if err != nil {
		return 0
	}
	var w bytes.Buffer
	err = Encode(&w, img, nil)
	if err != nil {
		panic(err)
	}
	return 1
}