How to use Deserialize method of prog Package

Best Syzkaller code snippet using prog.Deserialize

trace2syz.go

Source:trace2syz.go

...22)23var (24	flagFile        = flag.String("file", "", "file to parse")25	flagDir         = flag.String("dir", "", "directory to parse")26	flagDeserialize = flag.String("deserialize", "", "(Optional) directory to store deserialized programs")27)28const (29	goos = "linux" // Target OS30	arch = "amd64" // Target architecture31)32func main() {33	flag.Parse()34	target := initializeTarget(goos, arch)35	progs := parseTraces(target)36	log.Logf(0, "successfully converted traces; generating corpus.db")37	pack(progs)38}39func initializeTarget(os, arch string) *prog.Target {40	target, err := prog.GetTarget(os, arch)41	if err != nil {42		log.Fatalf("failed to load target: %s", err)43	}44	target.ConstMap = make(map[string]uint64)45	for _, c := range target.Consts {46		target.ConstMap[c.Name] = c.Value47	}48	return target49}50func parseTraces(target *prog.Target) []*prog.Prog {51	var ret []*prog.Prog52	var names []string53	if *flagFile != "" {54		names = append(names, *flagFile)55	} else if *flagDir != "" {56		names = getTraceFiles(*flagDir)57	} else {58		log.Fatalf("-file or -dir must be specified")59	}60	deserializeDir := *flagDeserialize61	totalFiles := len(names)62	log.Logf(0, "parsing %v traces", totalFiles)63	for i, file := range names {64		log.Logf(1, "parsing file %v/%v: %v", i+1, totalFiles, filepath.Base(names[i]))65		progs, err := proggen.ParseFile(file, target)66		if err != nil {67			log.Fatalf("%v", err)68		}69		ret = append(ret, progs...)70		if deserializeDir != "" {71			for i, p := range progs {72				progName := filepath.Join(deserializeDir, filepath.Base(file)+strconv.Itoa(i))73				if err := osutil.WriteFile(progName, p.Serialize()); err != nil {74					log.Fatalf("failed to output file: %v", err)...

fuzz.go

Source:fuzz.go

...7	"math/rand"8	"github.com/google/syzkaller/prog"9	_ "github.com/google/syzkaller/sys/test/gen" // import the target we use for fuzzing10)11func FuzzDeserialize(data []byte) int {12	p0, err0 := fuzzTarget.Deserialize(data, prog.NonStrict)13	p1, err1 := fuzzTarget.Deserialize(data, prog.Strict)14	if p0 == nil {15		if p1 != nil {16			panic("NonStrict is stricter than Strict")17		}18		if err0 == nil || err1 == nil {19			panic("no error")20		}21		return 022	}23	if err0 != nil {24		panic("got program and error")25	}26	data0 := p0.Serialize()27	if p1 != nil {28		if err1 != nil {29			panic("got program and error")30		}31		if !bytes.Equal(data0, p1.Serialize()) {32			panic("got different data")33		}34	}35	p2, err2 := fuzzTarget.Deserialize(data0, prog.NonStrict)36	if err2 != nil {37		panic(fmt.Sprintf("failed to parse serialized: %v\n%s", err2, data0))38	}39	if !bytes.Equal(data0, p2.Serialize()) {40		panic("got different data")41	}42	p3 := p0.Clone()43	if !bytes.Equal(data0, p3.Serialize()) {44		panic("got different data")45	}46	if n, err := p0.SerializeForExec(fuzzBuffer); err == nil {47		if _, err := fuzzTarget.DeserializeExec(fuzzBuffer[:n]); err != nil {48			panic(err)49		}50	}51	p3.Mutate(rand.NewSource(0), 3, fuzzChoiceTable, nil)52	return 053}54func FuzzParseLog(data []byte) int {55	if len(fuzzTarget.ParseLog(data)) != 0 {56		return 157	}58	return 059}60var fuzzBuffer = make([]byte, prog.ExecBufferSize)61var fuzzTarget, fuzzChoiceTable = func() (*prog.Target, *prog.ChoiceTable) {...

Deserialize

Using AI Code Generation

1import (2type prog struct {3}4func main() {5    f, err := os.Open("data.json")6    if err != nil {7        fmt.Println(err)8    }9    defer f.Close()10    dec := json.NewDecoder(f)11    for {12        if err := dec.Decode(&p); err != nil {13        }14        fmt.Println(p.Name, p.Age, p.Language)15    }16}

Deserialize

Using AI Code Generation

1import (2type prog struct {3}4func main() {5    s := `[{"Name":"Golang","Age":10,"Languages":["C","C++","Java","Python"]},{"Name":"Python","Age":20,"Languages":["C","C++","Java","Golang"]}]`6    err := json.Unmarshal([]byte(s), &p)7    if err != nil {8        fmt.Println(err)9    }10    fmt.Println(p)11}12[{{Golang 10 [C C++ Java Python]}} {{Python 20 [C C++ Java Golang]}}]

Deserialize

Using AI Code Generation

1import (2func main() {3 p.Deserialize("prog.txt")4 fmt.Println(p)5}6{1 2 3 4 5}

Deserialize

Using AI Code Generation

1import (2func main() {3	p.Deserialize("C:/Users/Harsh/Desktop/GO/Practice/serialization/serialize.txt")4	fmt.Println(p)5}6{1 2 3 4}

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.