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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}

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