How to use FuzzParseExpr method of kconfig Package

Best Syzkaller code snippet using kconfig.FuzzParseExpr

fuzz.go

Source:fuzz.go

...11func FuzzParseConfig(data []byte) int {12	ParseConfigData(data, "config")13	return 014}15func FuzzParseExpr(data []byte) int {16	p := newParser(data, "expr")17	if !p.nextLine() {18		return 019	}20	p.parseExpr()21	return 022}...

FuzzParseExpr

Using AI Code Generation

1import (2func main() {3	data, err := ioutil.ReadFile("Kconfig")4	if err != nil {5		panic(err)6	}7	kconf := NewParser("Kconfig", data)8	for {9		expr, err := kconf.FuzzParseExpr()10		if err != nil {11			panic(err)12		}13		fmt.Println(expr)14	}15}

FuzzParseExpr

Using AI Code Generation

1import (2var (3func init() {4	_, filename, _, ok := runtime.Caller(0)5	if !ok {6		panic("No caller information")7	}8	testdataDir = filepath.Join(path.Dir(filename), "testdata")9}10func TestFuzzParseExpr(t *testing.T) {11	k := NewKconfig()12	testdata, err := ioutil.ReadFile(testdataDir + "/test1.txt")13	if err != nil {14		log.Fatal(err)15	}16	_, err = k.FuzzParseExpr(string(testdata))17	if err != nil {18		t.Errorf("FuzzParseExpr() error = %v, wantErr %v", err, nil)19	}20}21func TestFuzzParseExprNegative(t *testing.T) {22	k := NewKconfig()23	testdata, err := ioutil.ReadFile(testdataDir + "/test2.txt")24	if err != nil {25		log.Fatal(err)26	}27	_, err = k.FuzzParseExpr(string(testdata))28	if err == nil {29		t.Errorf("FuzzParseExpr() error = %v, wantErr %v", err, "error")30	}31}32func TestFuzzParseExprNegative1(t *testing.T) {33	k := NewKconfig()34	testdata, err := ioutil.ReadFile(testdataDir + "/test3.txt")35	if err != nil {36		log.Fatal(err)37	}

FuzzParseExpr

Using AI Code Generation

1import (2func main() {3	rand.Seed(time.Now().UnixNano())4	numFiles, err := strconv.Atoi(os.Args[1])5	if err != nil {6		log.Fatal(err)7	}8	maxLines, err := strconv.Atoi(os.Args[2])9	if err != nil {10		log.Fatal(err)11	}12	maxChars, err := strconv.Atoi(os.Args[3])13	if err != nil {14		log.Fatal(err)15	}16	kc := kconfig.New()17	for i := 0; i < numFiles; i++ {18		for j := 0; j < rand.Intn(maxLines); j++ {19			for k := 0; k < rand.Intn(maxChars); k++ {20				line += string(rand.Intn(128))21			}22		}23		_, err := kc.Parse(file, false)24		if err == nil {25			f, err := os.Create("test" + strconv.Itoa(i) + ".config")26			if err != nil {27				log.Fatal(err)28			}29			_, err = f.WriteString(file)30			if err != nil {31				log.Fatal(err)32			}33			f.Close()34		}35		fmt.Printf("Progress: %d/%d\n", i+1

FuzzParseExpr

Using AI Code Generation

1import (2func FuzzParseExpr(data []byte) int {3	f := fuzz.New().NilChance(0).NumElements(1, 1)4	f.Fuzz(&k)5	k.Configs = make(map[string]*Symbol)6	k.Syms = make(map[string]*Symbol)7	k.BoolExprCache = make(map[string]*BoolExpr)8	k.ExprCache = make(map[string]*Expr)9	k.Configs["CONFIG_FOO"] = &Symbol{Name: "CONFIG_FOO"}10	k.Configs["CONFIG_BAR"] = &Symbol{Name: "CONFIG_BAR"}11	k.Configs["CONFIG_BAZ"] = &Symbol{Name: "CONFIG_BAZ"}12	k.Configs["CONFIG_QUUX"] = &Symbol{Name: "CONFIG_QUUX"}13	k.Configs["CONFIG_QUUUX"] = &Symbol{Name: "CONFIG_QUUUX"}14	k.Configs["CONFIG_QUUUUX"] = &Symbol{Name: "CONFIG_QUUUUX"}15	k.Configs["CONFIG_QUUUUUX"] = &Symbol{Name: "CONFIG_QUUUUUX"}16	k.Configs["CONFIG_QUUUUUUX"] = &Symbol{Name: "CONFIG_QUUUUUUX"}17	k.Configs["CONFIG_QUUUUUUUX"] = &Symbol{Name: "CONFIG_QUUUUUUUX"}18	k.Configs["CONFIG_QUUUUUUUUX"] = &Symbol{Name: "CONFIG_QUUUUUUUUX"}19	k.Configs["CONFIG_QUUUUUUUUUX"] = &Symbol{Name: "CONFIG_QUUUUUUUUUX"}20	k.Configs["CONFIG_QUUUUUUUUUUX"] = &Symbol{Name: "CONFIG_QUUUUUUUUUUX"}21	k.Configs["CONFIG_QUUUUUUUUUUUX"] = &Symbol{Name: "CONFIG_QUUUUUUUUUUUX"}22	k.Configs["CONFIG_QUUUUUUUUUUUUX"] = &Symbol{Name: "CONFIG_QUUUUUUUUUUUUX"}23	k.Configs["CONFIG_QUUUUUUUUUUUUUX"] = &Symbol{Name: "CONFIG_QUUUUUUUUUUUUUX"}24	k.Configs["CONFIG_QUUUUUUUUUUUUUUX"] = &Symbol{Name: "CONFIG_QUUUUUUUUUUUUUUX"}

FuzzParseExpr

Using AI Code Generation

1import (2func main() {3 k := kconfig.NewConfig()4 k.FuzzParseExpr()5 fmt.Println(k)6}

FuzzParseExpr

Using AI Code Generation

1import (2func TestFuzzParseExpr(t *testing.T) {3	kconf = NewKconfig("testdata/2/Kconfig")4	sym := kconf.Symbol("FOO")5	if sym == nil {6		t.Errorf("FOO symbol not found")7	}

FuzzParseExpr

Using AI Code Generation

1import (2func main() {3	kconfigFile, err := ioutil.ReadFile("testdata/linux-4.14.47/Makefile")4	if err != nil {5		log.Fatal(err)6	}7	kconfig := NewKconfig("testdata/linux-4.14.47/Makefile")8	kconfig.ParseKconfig(kconfigFile)9	kconfig.FuzzParseExpr()10	if kconfig.parsed {11		fmt.Println("Kconfig file is parsed")12	} else {13		fmt.Println("Kconfig file is not parsed")14	}15	os.Exit(0)16}

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