Best Syzkaller code snippet using prog.deserializeData
encoding.go
Source:encoding.go
...491 if !ok {492 p.eatExcessive(true, "wrong string arg")493 return t.DefaultArg(dir), nil494 }495 data, err := p.deserializeData()496 if err != nil {497 return nil, err498 }499 size := ^uint64(0)500 if p.Char() == '/' {501 p.Parse('/')502 sizeStr := p.Ident()503 size, err = strconv.ParseUint(sizeStr, 0, 64)504 if err != nil {505 return nil, fmt.Errorf("failed to parse buffer size: %q", sizeStr)506 }507 maxMem := p.target.NumPages * p.target.PageSize508 if size > maxMem {509 p.strictFailf("too large string argument %v", size)510 size = maxMem511 }512 }513 if !typ.Varlen() {514 size = typ.Size()515 } else if size == ^uint64(0) {516 size = uint64(len(data))517 }518 if dir == DirOut {519 return MakeOutDataArg(typ, dir, size), nil520 }521 if diff := int(size) - len(data); diff > 0 {522 data = append(data, make([]byte, diff)...)523 }524 data = data[:size]525 if typ.Kind == BufferString && len(typ.Values) != 0 &&526 // AUTOGENERATED will be padded by 0's.527 !strings.HasPrefix(typ.Values[0], "AUTOGENERATED") {528 matched := false529 for _, val := range typ.Values {530 if string(data) == val {531 matched = true532 break533 }534 }535 if !matched {536 p.strictFailf("bad string value %q, expect %q", data, typ.Values)537 data = []byte(typ.Values[0])538 }539 }540 return MakeDataArg(typ, dir, data), nil541}542func (p *parser) parseArgStruct(typ Type, dir Dir) (Arg, error) {543 p.Parse('{')544 t1, ok := typ.(*StructType)545 if !ok {546 p.eatExcessive(false, "wrong struct arg")547 p.Parse('}')548 return typ.DefaultArg(dir), nil549 }550 var inner []Arg551 for i := 0; p.Char() != '}'; i++ {552 if i >= len(t1.Fields) {553 p.eatExcessive(false, "excessive struct %v fields", typ.Name())554 break555 }556 field := t1.Fields[i]557 if IsPad(field.Type) {558 inner = append(inner, MakeConstArg(field.Type, dir, 0))559 } else {560 arg, err := p.parseArg(field.Type, dir)561 if err != nil {562 return nil, err563 }564 inner = append(inner, arg)565 if p.Char() != '}' {566 p.Parse(',')567 }568 }569 }570 p.Parse('}')571 for len(inner) < len(t1.Fields) {572 field := t1.Fields[len(inner)]573 if !IsPad(field.Type) {574 p.strictFailf("missing struct %v fields %v/%v", typ.Name(), len(inner), len(t1.Fields))575 }576 inner = append(inner, field.Type.DefaultArg(dir))577 }578 return MakeGroupArg(typ, dir, inner), nil579}580func (p *parser) parseArgArray(typ Type, dir Dir) (Arg, error) {581 p.Parse('[')582 t1, ok := typ.(*ArrayType)583 if !ok {584 p.eatExcessive(false, "wrong array arg %T", typ)585 p.Parse(']')586 return typ.DefaultArg(dir), nil587 }588 var inner []Arg589 for i := 0; p.Char() != ']'; i++ {590 arg, err := p.parseArg(t1.Elem, dir)591 if err != nil {592 return nil, err593 }594 inner = append(inner, arg)595 if p.Char() != ']' {596 p.Parse(',')597 }598 }599 p.Parse(']')600 if t1.Kind == ArrayRangeLen && t1.RangeBegin == t1.RangeEnd {601 for uint64(len(inner)) < t1.RangeBegin {602 p.strictFailf("missing array elements")603 inner = append(inner, t1.Elem.DefaultArg(dir))604 }605 inner = inner[:t1.RangeBegin]606 }607 return MakeGroupArg(typ, dir, inner), nil608}609func (p *parser) parseArgUnion(typ Type, dir Dir) (Arg, error) {610 t1, ok := typ.(*UnionType)611 if !ok {612 p.eatExcessive(true, "wrong union arg")613 return typ.DefaultArg(dir), nil614 }615 p.Parse('@')616 name := p.Ident()617 var optType Type618 index := -1619 for i, field := range t1.Fields {620 if name == field.Name {621 optType, index = field.Type, i622 break623 }624 }625 if optType == nil {626 p.eatExcessive(true, "wrong union option")627 return typ.DefaultArg(dir), nil628 }629 var opt Arg630 if p.Char() == '=' {631 p.Parse('=')632 var err error633 opt, err = p.parseArg(optType, dir)634 if err != nil {635 return nil, err636 }637 } else {638 opt = optType.DefaultArg(dir)639 }640 return MakeUnionArg(typ, dir, opt, index), nil641}642// Eats excessive call arguments and struct fields to recover after description changes.643func (p *parser) eatExcessive(stopAtComma bool, what string, args ...interface{}) {644 p.strictFailf(what, args...)645 paren, brack, brace := 0, 0, 0646 for !p.EOF() && p.e == nil {647 ch := p.Char()648 switch ch {649 case '(':650 paren++651 case ')':652 if paren == 0 {653 return654 }655 paren--656 case '[':657 brack++658 case ']':659 if brack == 0 {660 return661 }662 brack--663 case '{':664 brace++665 case '}':666 if brace == 0 {667 return668 }669 brace--670 case ',':671 if stopAtComma && paren == 0 && brack == 0 && brace == 0 {672 return673 }674 case '\'', '"':675 p.Parse(ch)676 for !p.EOF() && p.Char() != ch {677 p.Parse(p.Char())678 }679 if p.EOF() {680 return681 }682 }683 p.Parse(ch)684 }685}686const (687 encodingAddrBase = 0x7f0000000000688 maxLineLen = 1 << 20689)690func (target *Target) serializeAddr(arg *PointerArg) string {691 ssize := ""692 if arg.VmaSize != 0 {693 ssize = fmt.Sprintf("/0x%x", arg.VmaSize)694 }695 return fmt.Sprintf("(0x%x%v)", encodingAddrBase+arg.Address, ssize)696}697func (p *parser) parseAddr() (uint64, uint64, error) {698 p.Parse('(')699 pstr := p.Ident()700 addr, err := strconv.ParseUint(pstr, 0, 64)701 if err != nil {702 return 0, 0, fmt.Errorf("failed to parse addr: %q", pstr)703 }704 if addr < encodingAddrBase {705 return 0, 0, fmt.Errorf("address without base offset: %q", pstr)706 }707 addr -= encodingAddrBase708 // This is not used anymore, but left here to parse old programs.709 if p.Char() == '+' || p.Char() == '-' {710 minus := false711 if p.Char() == '-' {712 minus = true713 p.Parse('-')714 } else {715 p.Parse('+')716 }717 ostr := p.Ident()718 off, err := strconv.ParseUint(ostr, 0, 64)719 if err != nil {720 return 0, 0, fmt.Errorf("failed to parse addr offset: %q", ostr)721 }722 if minus {723 off = -off724 }725 addr += off726 }727 target := p.target728 maxMem := target.NumPages * target.PageSize729 var vmaSize uint64730 if p.Char() == '/' {731 p.Parse('/')732 pstr := p.Ident()733 size, err := strconv.ParseUint(pstr, 0, 64)734 if err != nil {735 return 0, 0, fmt.Errorf("failed to parse addr size: %q", pstr)736 }737 addr = addr & ^(target.PageSize - 1)738 vmaSize = (size + target.PageSize - 1) & ^(target.PageSize - 1)739 if vmaSize == 0 {740 vmaSize = target.PageSize741 }742 if vmaSize > maxMem {743 vmaSize = maxMem744 }745 if addr > maxMem-vmaSize {746 addr = maxMem - vmaSize747 }748 }749 p.Parse(')')750 return addr, vmaSize, nil751}752func serializeData(buf *bytes.Buffer, data []byte, readable bool) {753 if !readable && !isReadableData(data) {754 fmt.Fprintf(buf, "\"%v\"", hex.EncodeToString(data))755 return756 }757 buf.WriteByte('\'')758 encodeData(buf, data, true, false)759 buf.WriteByte('\'')760}761func EncodeData(buf *bytes.Buffer, data []byte, readable bool) {762 if !readable && isReadableData(data) {763 readable = true764 }765 encodeData(buf, data, readable, true)766}767func encodeData(buf *bytes.Buffer, data []byte, readable, cstr bool) {768 for _, v := range data {769 if !readable {770 lo, hi := byteToHex(v)771 buf.Write([]byte{'\\', 'x', hi, lo})772 continue773 }774 switch v {775 case '\a':776 buf.Write([]byte{'\\', 'a'})777 case '\b':778 buf.Write([]byte{'\\', 'b'})779 case '\f':780 buf.Write([]byte{'\\', 'f'})781 case '\n':782 buf.Write([]byte{'\\', 'n'})783 case '\r':784 buf.Write([]byte{'\\', 'r'})785 case '\t':786 buf.Write([]byte{'\\', 't'})787 case '\v':788 buf.Write([]byte{'\\', 'v'})789 case '\'':790 buf.Write([]byte{'\\', '\''})791 case '"':792 buf.Write([]byte{'\\', '"'})793 case '\\':794 buf.Write([]byte{'\\', '\\'})795 default:796 if isPrintable(v) {797 buf.WriteByte(v)798 } else {799 if cstr {800 // We would like to use hex encoding with \x,801 // but C's \x is hard to use: it can contain _any_ number of hex digits802 // (not just 2 or 4), so later non-hex encoded chars will glue to \x.803 c0 := (v>>6)&0x7 + '0'804 c1 := (v>>3)&0x7 + '0'805 c2 := (v>>0)&0x7 + '0'806 buf.Write([]byte{'\\', c0, c1, c2})807 } else {808 lo, hi := byteToHex(v)809 buf.Write([]byte{'\\', 'x', hi, lo})810 }811 }812 }813 }814}815func isReadableDataType(typ *BufferType) bool {816 return typ.Kind == BufferString || typ.Kind == BufferFilename817}818func isReadableData(data []byte) bool {819 if len(data) == 0 {820 return false821 }822 for _, v := range data {823 if isPrintable(v) {824 continue825 }826 switch v {827 case 0, '\a', '\b', '\f', '\n', '\r', '\t', '\v':828 continue829 }830 return false831 }832 return true833}834func (p *parser) deserializeData() ([]byte, error) {835 var data []byte836 if p.Char() == '"' {837 p.Parse('"')838 val := ""839 if p.Char() != '"' {840 val = p.Ident()841 }842 p.Parse('"')843 var err error844 data, err = hex.DecodeString(val)845 if err != nil {846 return nil, fmt.Errorf("data arg has bad value %q", val)847 }848 } else {...
deserializeData
Using AI Code Generation
1func main() {2 data := []byte(`{"Name":"Alice","Age":20}`)3 err := json.Unmarshal(data, &p)4 if err != nil {5 fmt.Println("error:", err)6 }7 fmt.Printf("%+v8}9{Age:20 Name:Alice}10func main() {11 var data = []byte(`{"Name":"Alice","Age":20}`)12 var result map[string]interface{}13 err := json.Unmarshal(data, &result)14 if err != nil {15 fmt.Println("error:", err)16 }17 fmt.Println(result)18}19func main() {20 data := []byte(`{"Name":"Alice","Age":20}`)21 err := json.Unmarshal(data, &p)22 if err != nil {23 fmt.Println("error:", err)24 }25 fmt.Printf("%+v26}27{Age:20 Name:Alice}28func main() {29 data := []byte(`[{"Name":"Alice","Age":20},{"Name":"Bob","Age":30}]`)30 err := json.Unmarshal(data, &p)31 if err != nil {32 fmt.Println("error:", err)33 }34 fmt.Printf("%+v35}36[{Age:20 Name:Alice} {Age:30 Name:Bob}]37func main() {38 data := []byte(`{"Name":"Alice","Age":20,"Address":{"City":"New York","State":"NY"}}`)39 err := json.Unmarshal(data, &p)40 if err != nil {41 fmt.Println("error:", err)42 }43 fmt.Printf("%+v44}45{Age:20 Address:{City:New
deserializeData
Using AI Code Generation
1public class prog {2 public static void main(String[] args) {3 String data = "1,2,3,4,5";4 int[] arr = deserializeData(data);5 for(int i=0; i<arr.length; i++) {6 System.out.println(arr[i]);7 }8 }9 public static int[] deserializeData(String data) {10 String[] arr = data.split(",");11 int[] arr2 = new int[arr.length];12 for(int i=0; i<arr.length; i++) {13 arr2[i] = Integer.parseInt(arr[i]);14 }15 return arr2;16 }17}18public class prog {19 public static void main(String[] args) {20 int[] arr = {1,2,3,4,5};21 String data = serializeData(arr);22 System.out.println(data);23 }24 public static String serializeData(int[] arr) {25 StringBuilder sb = new StringBuilder();26 for(int i=0; i<arr.length; i++) {27 sb.append(arr[i]);28 if(i != arr.length-1)29 sb.append(",");30 }31 return sb.toString();32 }33}34public class prog {35 public static void main(String[] args) {36 int[] arr = {1,2,3,4,5};37 String data = serializeData(arr);38 System.out.println(data);39 }40 public static String serializeData(int[] arr) {41 StringBuilder sb = new StringBuilder();42 for(int i=0; i<arr.length; i++) {43 sb.append(arr[i]);44 if(i != arr.length-1)45 sb.append(",");46 }47 return sb.toString();48 }49}50public class prog {51 public static void main(String[] args) {52 int[] arr = {1,2,3,4,5};53 String data = serializeData(arr);54 System.out.println(data);55 }56 public static String serializeData(int[] arr) {57 StringBuilder sb = new StringBuilder();58 for(int i=0; i<arr.length; i++) {59 sb.append(arr[i]);60 if(i != arr.length-1)61 sb.append(",");
deserializeData
Using AI Code Generation
1func main() {2 var prog = new(Prog)3 var data = []byte{0x01, 0x02, 0x03, 0x04}4 prog.deserializeData(data)5 fmt.Println(prog)6}7func (prog *Prog) deserializeData(data []byte) {8}9./1.go:12: prog.deserializeData undefined (type *Prog has no field or method deserializeData)10func (prog *Prog) DeserializeData(data []byte) {11}12&{[1 2 3 4]}
deserializeData
Using AI Code Generation
1import (2func main() {3 data := `{"Name":"Mihir","Age":24}`4 p.deserializeData(data)5 fmt.Println(p)6}7import (8func main() {9 data := `{"Name":"Mihir","Age":24}`10 json.Unmarshal([]byte(data), &p)11 fmt.Println(p)12}13{Mihir 24}14{Mihir 24}15{Mihir 24}16Your name to display (optional):17Your name to display (optional):
deserializeData
Using AI Code Generation
1import (2func main() {3 x.DeserializeData()4 fmt.Println("Deserialized data is: ", x)5}6import (7type Prog struct {8}9func (p *Prog) DeserializeData() {10 data, err := ioutil.ReadFile("data.json")11 if err != nil {12 fmt.Println("Error while reading file: ", err)13 }14 err = json.Unmarshal(data, p)15 if err != nil {16 fmt.Println("Error while unmarshalling: ", err)17 }18}19Your name to display (optional):20Your name to display (optional):
deserializeData
Using AI Code Generation
1import (2func main() {3 fmt.Println(s)4 p.deserializeData(s)5 fmt.Println(p)6}7import (8type prog struct {9}10func (p *prog) deserializeData(s string) {11 fmt.Println(p.a)12}13I want to use deserializeData method of prog class in 2.go file. So, I import prog.go file to 2.go file. But, I am getting error:cannot find package "prog" in any of: /usr/lib/golang/src/pkg/prog (from $GOROOT) /home/abc/go/src/pkg/prog (from $GOPATH) /home/abc/go/src/prog (from $GOPATH)I have tried to run the above code using following command:But, I am getting error:cannot find package "prog" in any of: /usr/lib/golang/src/pkg/prog (from $GOROOT) /home/abc/go/src/pkg/prog (from $GOPATH) /home/abc/go/src/prog (from $GOPATH)I have tried to run the above code using following command:But, I am getting error:cannot find package "prog" in any of: /usr/lib/golang/src/pkg/prog (from $GOROOT) /home/abc/go/src/pkg/prog (from $GOPATH) /home/abc/go/src/prog (from $GOPATH)I have tried to run the above code using following command:But, I am getting error:cannot find package "prog" in any of: /usr/lib/golang/src/pkg/prog (from $GOROOT) /home/abc/go/src/pkg/prog (from $GOPATH) /home/abc/go/src/prog (from $GOPATH)I have tried to run the above code using following command:But, I am getting error:cannot find package "prog" in any of: /usr/lib/golang/src/pkg/prog (from $GOROOT) /home/abc/go/src/pkg/prog (from $GOPATH) /home/abc/go/src/prog (
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