vendor/golang.org/x/image/tiff/fuzz.go


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

// 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
}