How to use Mutate method of ifuzz Package

Best Syzkaller code snippet using ifuzz.Mutate

rand.go

Source:rand.go

...331	switch kind {332	case TextTarget:333		if r.target.Arch == "amd64" || r.target.Arch == "386" {334			cfg := createTargetIfuzzConfig(r.target)335			return ifuzz.Mutate(cfg, r.Rand, text)336		}337		fallthrough338	case TextArm64:339		return mutateData(r, text, 40, 60)340	default:341		cfg := createIfuzzConfig(kind)342		return ifuzz.Mutate(cfg, r.Rand, text)343	}344}345func createTargetIfuzzConfig(target *Target) *ifuzz.Config {346	cfg := &ifuzz.Config{347		Len:  10,348		Priv: false,349		Exec: true,350		MemRegions: []ifuzz.MemRegion{351			{Start: target.DataOffset, Size: target.NumPages * target.PageSize},352		},353	}354	for _, p := range target.SpecialPointers {355		cfg.MemRegions = append(cfg.MemRegions, ifuzz.MemRegion{356			Start: p & ^target.PageSize, Size: p & ^target.PageSize + target.PageSize,...

ifuzz.go

Source:ifuzz.go

...27		text = append(text, insn.Encode(cfg, r)...)28	}29	return text30}31func Mutate(cfg *Config, r *rand.Rand, text []byte) []byte {32	insns := split(cfg, text)33	retry := false34	for stop := false; !stop || retry || len(insns) == 0; stop = r.Intn(2) == 0 {35		retry = false36		switch x := r.Intn(100); {37		case x < 10 && len(insns) != 0:38			// Delete instruction.39			i := r.Intn(len(insns))40			copy(insns[i:], insns[i+1:])41			insns = insns[:len(insns)-1]42		case x < 40 && len(insns) != 0:43			// Replace instruction with another.44			insn := randInsn(cfg, r)45			text1 := insn.Encode(cfg, r)46			i := r.Intn(len(insns))47			insns[i] = text148		case x < 70 && len(insns) != 0:49			// Mutate instruction.50			i := r.Intn(len(insns))51			text1 := insns[i]52			for stop := false; !stop || len(text1) == 0; stop = r.Intn(2) == 0 {53				switch x := r.Intn(100); {54				case x < 5 && len(text1) != 0:55					// Delete byte.56					pos := r.Intn(len(text1))57					copy(text1[pos:], text1[pos+1:])58					text1 = text1[:len(text1)-1]59				case x < 40 && len(text1) != 0:60					// Replace a byte.61					pos := r.Intn(len(text1))62					text1[pos] = byte(r.Intn(256))63				case x < 70 && len(text1) != 0:...

Mutate

Using AI Code Generation

1import (2func main() {3	ifz.Mutate("Hello")4	fmt.Println(ifz.Mutate("Hello"))5}6import (7func main() {8	ifz.Mutate("Hello")9	fmt.Println(ifz.Mutate("Hello"))10}11import (12func main() {13	ifz.Mutate("Hello")14	fmt.Println(ifz.Mutate("Hello"))15}16import (17func main() {18	ifz.Mutate("Hello")19	fmt.Println(ifz.Mutate("Hello"))20}21import (22func main() {23	ifz.Mutate("Hello")24	fmt.Println(ifz.Mutate("Hello"))25}26import (27func main() {28	ifz.Mutate("Hello")29	fmt.Println(ifz.Mutate("Hello"))30}31import (32func main() {33	ifz.Mutate("Hello")34	fmt.Println(ifz.Mutate("Hello"))35}36import (

Mutate

Using AI Code Generation

1import (2func main() {3	vm = otto.New()4	iFuzz.Mutate(vm, "2.js")5}6import (7func main() {8	vm = otto.New()9	iFuzz.Mutate(vm, "3.js")10}11import (12func main() {13	vm = otto.New()14	iFuzz.Mutate(vm, "4.js")15}16import (17func main() {18	vm = otto.New()19	iFuzz.Mutate(vm, "5.js")20}21import (22func main() {23	vm = otto.New()24	iFuzz.Mutate(vm, "6.js")25}26import (27func main() {

Mutate

Using AI Code Generation

1import (2func main() {3	input, err := ioutil.ReadFile("input.txt")4	if err != nil {5		fmt.Println(err)6	}7	fmt.Println("input file contents:")8	fmt.Println(string(input))9	fmt.Println("Mutated output:")10	i.Mutate(input)11	fmt.Println(string(input))12	dmp := diffmatchpatch.New()13	diffs := dmp.DiffMain(string(input), string(input), false)14	fmt.Println(dmp.DiffPrettyText(diffs))15}

Mutate

Using AI Code Generation

1import (2func main() {3	i = ifuzz.IFuzz{[]byte("ab"), 1, 1}4	fmt.Println("Before Mutate", i)5	i.Mutate()6	fmt.Println("After Mutate", i)7}8import (9func main() {10	i = ifuzz.IFuzz{[]byte("ab"), 1, 1}11	fmt.Println("Before Mutate", i)12	i.Mutate()13	fmt.Println("After Mutate", i)14}15import (16func main() {17	i = ifuzz.IFuzz{[]byte("ab"), 1, 1}18	fmt.Println("Before Mutate", i)19	i.Mutate()20	fmt.Println("After Mutate", i)21}22import (23func main() {24	i = ifuzz.IFuzz{[]byte("ab"), 1, 1}25	fmt.Println("Before Mutate", i)26	i.Mutate()27	fmt.Println("After Mutate", i)28}29import (30func main() {31	i = ifuzz.IFuzz{[]byte("ab"), 1, 1}32	fmt.Println("Before Mutate", i)33	i.Mutate()34	fmt.Println("After Mutate", i)35}36import (37func main() {38	i = ifuzz.IFuzz{[]byte("ab"), 1, 1}39	fmt.Println("Before Mutate", i)

Mutate

Using AI Code Generation

1import (2func main() {3	ifuzz := ifuzz.IFuzz{}4	data = append(data, 0x7f, 0x7f, 0x7f)5	ifuzz.Mutate(data, 1)6	fmt.Println(data)7}8import (9func main() {10	ifuzz := ifuzz.IFuzz{}11	data = append(data, 0x7f, 0x7f, 0x7f)12	ifuzz.Fuzz(data)

Mutate

Using AI Code Generation

1import (2func main() {3	fuzz := ifuzz.New()4	input := []byte("Hello World")5	output := make([]byte, len(input))6	original := make([]byte, len(input))7	copy(original, input)8	fuzz.Mutate(input, output)9	fmt.Printf("Original input: %s\n", original)10	fmt.Printf("Mutated input: %s\n", output)11}12import (13func main() {14	fuzz := ifuzz.New()15	input := []byte("Hello World")16	output := make([]byte, len(input))17	original := make([]byte, len(input))18	copy(original, input)19	fuzz.Fuzz(input, output)20	fmt.Printf("Original input: %s\n", original)21	fmt.Printf("Fuzzed input: %s\n", output)22}23import (24func main() {

Mutate

Using AI Code Generation

1import (2func main() {3	fmt.Println("Enter the input for mutation:")4	scanner := bufio.NewScanner(os.Stdin)5	scanner.Scan()6	input = scanner.Text()7	fmt.Println("Enter the mutation type:")8	scanner.Scan()9	mutation = scanner.Text()10	output = ifuzz.Mutate(input, mutation)11	fmt.Println("Output of Mutation:", output)12}13import (14func main() {15	fmt.Println("Enter the input for mutation:")16	scanner := bufio.NewScanner(os.Stdin)17	scanner.Scan()18	input = scanner.Text()19	fmt.Println("Enter the mutation type:")20	scanner.Scan()21	mutation = scanner.Text()22	output = ifuzz.Mutate(input, mutation)23	fmt.Println("Output of Mutation:", output)24}25import (26func main() {27	fmt.Println("Enter the input for mutation:")28	scanner := bufio.NewScanner(os.Stdin)29	scanner.Scan()30	input = scanner.Text()31	fmt.Println("Enter the mutation type:")32	scanner.Scan()33	mutation = scanner.Text()34	output = ifuzz.Mutate(input, mutation)35	fmt.Println("Output of Mutation:", output)36}37import (38func main() {39	fmt.Println("Enter the input for mutation:")40	scanner := bufio.NewScanner(os.Stdin)41	scanner.Scan()42	input = scanner.Text()43	fmt.Println("Enter the mutation type:")44	scanner.Scan()45	mutation = scanner.Text()46	output = ifuzz.Mutate(input, mutation)47	fmt.Println("Output of Mutation:", output)48}

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