How to use isDefaultArg method of prog Package

Best Syzkaller code snippet using prog.isDefaultArg

types.go

Source:types.go

...84	// where Size == 0 and UnitSize equals to the underlying bitfield type size.85	UnitSize() uint6486	UnitOffset() uint6487	DefaultArg(dir Dir) Arg88	isDefaultArg(arg Arg) bool89	generate(r *randGen, s *state, dir Dir) (arg Arg, calls []*Call)90	mutate(r *randGen, s *state, arg Arg, ctx ArgCtx) (calls []*Call, retry, preserve bool)91	getMutationPrio(target *Target, arg Arg, ignoreSpecial bool) (prio float64, stopRecursion bool)92	minimize(ctx *minimizeArgsCtx, arg Arg, path string) bool93	ref() Ref94	setRef(ref Ref)95}96type Ref uint3297func (ti Ref) String() string       { panic("prog.Ref method called") }98func (ti Ref) Name() string         { panic("prog.Ref method called") }99func (ti Ref) TemplateName() string { panic("prog.Ref method called") }100func (ti Ref) Optional() bool                                        { panic("prog.Ref method called") }101func (ti Ref) Varlen() bool                                          { panic("prog.Ref method called") }102func (ti Ref) Size() uint64                                          { panic("prog.Ref method called") }103func (ti Ref) TypeBitSize() uint64                                   { panic("prog.Ref method called") }104func (ti Ref) Format() BinaryFormat                                  { panic("prog.Ref method called") }105func (ti Ref) BitfieldOffset() uint64                                { panic("prog.Ref method called") }106func (ti Ref) BitfieldLength() uint64                                { panic("prog.Ref method called") }107func (ti Ref) IsBitfield() bool                                      { panic("prog.Ref method called") }108func (ti Ref) UnitSize() uint64                                      { panic("prog.Ref method called") }109func (ti Ref) UnitOffset() uint64                                    { panic("prog.Ref method called") }110func (ti Ref) DefaultArg(dir Dir) Arg                                { panic("prog.Ref method called") }111func (ti Ref) Clone() Type                                           { panic("prog.Ref method called") }112func (ti Ref) isDefaultArg(arg Arg) bool                             { panic("prog.Ref method called") }113func (ti Ref) generate(r *randGen, s *state, dir Dir) (Arg, []*Call) { panic("prog.Ref method called") }114func (ti Ref) mutate(r *randGen, s *state, arg Arg, ctx ArgCtx) ([]*Call, bool, bool) {115	panic("prog.Ref method called")116}117func (ti Ref) getMutationPrio(target *Target, arg Arg, ignoreSpecial bool) (float64, bool) {118	panic("prog.Ref method called")119}120func (ti Ref) minimize(ctx *minimizeArgsCtx, arg Arg, path string) bool {121	panic("prog.Ref method called")122}123func (ti Ref) ref() Ref       { panic("prog.Ref method called") }124func (ti Ref) setRef(ref Ref) { panic("prog.Ref method called") }125func IsPad(t Type) bool {126	if ct, ok := t.(*ConstType); ok && ct.IsPad {127		return true128	}129	return false130}131type TypeCommon struct {132	TypeName string133	// Static size of the type, or 0 for variable size types and all but last bitfields in the group.134	TypeSize   uint64135	IsOptional bool136	IsVarlen   bool137	self Ref138}139func (t *TypeCommon) Name() string {140	return t.TypeName141}142func (t *TypeCommon) TemplateName() string {143	name := t.TypeName144	if pos := strings.IndexByte(name, '['); pos != -1 {145		name = name[:pos]146	}147	return name148}149func (t *TypeCommon) Optional() bool {150	return t.IsOptional151}152func (t *TypeCommon) Size() uint64 {153	if t.IsVarlen {154		panic(fmt.Sprintf("static type size is not known: %#v", t))155	}156	return t.TypeSize157}158func (t *TypeCommon) TypeBitSize() uint64 {159	panic("cannot get the bitsize for a non-integer type")160}161func (t *TypeCommon) Varlen() bool {162	return t.IsVarlen163}164func (t *TypeCommon) Format() BinaryFormat {165	return FormatNative166}167func (t *TypeCommon) BitfieldOffset() uint64 {168	return 0169}170func (t *TypeCommon) BitfieldLength() uint64 {171	return 0172}173func (t *TypeCommon) UnitSize() uint64 {174	return t.Size()175}176func (t *TypeCommon) UnitOffset() uint64 {177	return 0178}179func (t *TypeCommon) IsBitfield() bool {180	return false181}182func (t *TypeCommon) ref() Ref {183	if t.self == 0 {184		panic("ref is not assigned yet")185	}186	return t.self187}188func (t *TypeCommon) setRef(ref Ref) {189	t.self = ref190}191type ResourceDesc struct {192	Name   string193	Kind   []string194	Values []uint64195	Ctors  []ResourceCtor196}197type ResourceCtor struct {198	Call    int // Index in Target.Syscalls199	Precise bool200}201type ResourceType struct {202	TypeCommon203	ArgFormat BinaryFormat204	Desc      *ResourceDesc205}206func (t *ResourceType) String() string {207	return t.Name()208}209func (t *ResourceType) DefaultArg(dir Dir) Arg {210	return MakeResultArg(t, dir, nil, t.Default())211}212func (t *ResourceType) isDefaultArg(arg Arg) bool {213	a := arg.(*ResultArg)214	return a.Res == nil && a.OpDiv == 0 && a.OpAdd == 0 &&215		len(a.uses) == 0 && a.Val == t.Default()216}217func (t *ResourceType) Default() uint64 {218	return t.Desc.Values[0]219}220func (t *ResourceType) SpecialValues() []uint64 {221	return t.Desc.Values222}223func (t *ResourceType) Format() BinaryFormat {224	return t.ArgFormat225}226type IntTypeCommon struct {227	TypeCommon228	ArgFormat       BinaryFormat229	BitfieldOff     uint64230	BitfieldLen     uint64231	BitfieldUnit    uint64232	BitfieldUnitOff uint64233}234func (t *IntTypeCommon) String() string {235	return t.Name()236}237func (t *IntTypeCommon) Format() BinaryFormat {238	return t.ArgFormat239}240// Returns the size in bits for integers in binary format or 64 for string-formatted integers. The return241// value is used in computing limits and truncating other values.242func (t *IntTypeCommon) TypeBitSize() uint64 {243	if t.ArgFormat != FormatNative && t.ArgFormat != FormatBigEndian {244		// TODO: add special cases for mutation and generation of string-formatted integers.245		return 64246	}247	if t.BitfieldLen != 0 {248		return t.BitfieldLen249	}250	return t.TypeSize * 8251}252func (t *IntTypeCommon) BitfieldOffset() uint64 {253	return t.BitfieldOff254}255func (t *IntTypeCommon) BitfieldLength() uint64 {256	return t.BitfieldLen257}258func (t *IntTypeCommon) UnitSize() uint64 {259	if t.BitfieldLen != 0 {260		return t.BitfieldUnit261	}262	return t.Size()263}264func (t *IntTypeCommon) UnitOffset() uint64 {265	return t.BitfieldUnitOff266}267func (t *IntTypeCommon) IsBitfield() bool {268	return t.BitfieldLen != 0269}270type ConstType struct {271	IntTypeCommon272	Val   uint64273	IsPad bool274}275func (t *ConstType) DefaultArg(dir Dir) Arg {276	return MakeConstArg(t, dir, t.Val)277}278func (t *ConstType) isDefaultArg(arg Arg) bool {279	return arg.(*ConstArg).Val == t.Val280}281func (t *ConstType) String() string {282	if t.IsPad {283		return fmt.Sprintf("pad[%v]", t.Size())284	}285	return fmt.Sprintf("const[%v, %v]", t.Val, t.IntTypeCommon.String())286}287type IntKind int288const (289	IntPlain IntKind = iota290	IntRange291)292type IntType struct {293	IntTypeCommon294	Kind       IntKind295	RangeBegin uint64296	RangeEnd   uint64297	Align      uint64298}299func (t *IntType) DefaultArg(dir Dir) Arg {300	return MakeConstArg(t, dir, 0)301}302func (t *IntType) isDefaultArg(arg Arg) bool {303	return arg.(*ConstArg).Val == 0304}305type FlagsType struct {306	IntTypeCommon307	Vals    []uint64 // compiler ensures that it's not empty308	BitMask bool309}310func (t *FlagsType) DefaultArg(dir Dir) Arg {311	return MakeConstArg(t, dir, 0)312}313func (t *FlagsType) isDefaultArg(arg Arg) bool {314	return arg.(*ConstArg).Val == 0315}316type LenType struct {317	IntTypeCommon318	BitSize uint64 // want size in multiple of bits instead of array size319	Offset  bool   // offset from the beginning of the parent struct or base object320	Path    []string321}322func (t *LenType) DefaultArg(dir Dir) Arg {323	return MakeConstArg(t, dir, 0)324}325func (t *LenType) isDefaultArg(arg Arg) bool {326	return arg.(*ConstArg).Val == 0327}328type ProcType struct {329	IntTypeCommon330	ValuesStart   uint64331	ValuesPerProc uint64332}333const (334	MaxPids          = 32335	procDefaultValue = 0xffffffffffffffff // special value denoting 0 for all procs336)337func (t *ProcType) DefaultArg(dir Dir) Arg {338	return MakeConstArg(t, dir, procDefaultValue)339}340func (t *ProcType) isDefaultArg(arg Arg) bool {341	return arg.(*ConstArg).Val == procDefaultValue342}343type CsumKind int344const (345	CsumInet CsumKind = iota346	CsumPseudo347)348type CsumType struct {349	IntTypeCommon350	Kind     CsumKind351	Buf      string352	Protocol uint64 // for CsumPseudo353}354func (t *CsumType) String() string {355	return "csum"356}357func (t *CsumType) DefaultArg(dir Dir) Arg {358	return MakeConstArg(t, dir, 0)359}360func (t *CsumType) isDefaultArg(arg Arg) bool {361	return arg.(*ConstArg).Val == 0362}363type VmaType struct {364	TypeCommon365	RangeBegin uint64 // in pages366	RangeEnd   uint64367}368func (t *VmaType) String() string {369	return "vma"370}371func (t *VmaType) DefaultArg(dir Dir) Arg {372	return MakeSpecialPointerArg(t, dir, 0)373}374func (t *VmaType) isDefaultArg(arg Arg) bool {375	a := arg.(*PointerArg)376	return a.IsSpecial() && a.Address == 0377}378type BufferKind int379const (380	BufferBlobRand BufferKind = iota381	BufferBlobRange382	BufferString383	BufferFilename384	BufferText385)386type TextKind int387const (388	TextTarget TextKind = iota389	TextX86Real390	TextX86bit16391	TextX86bit32392	TextX86bit64393	TextArm64394)395type BufferType struct {396	TypeCommon397	Kind       BufferKind398	RangeBegin uint64   // for BufferBlobRange kind399	RangeEnd   uint64   // for BufferBlobRange kind400	Text       TextKind // for BufferText401	SubKind    string402	Values     []string // possible values for BufferString kind403	NoZ        bool     // non-zero terminated BufferString/BufferFilename404}405func (t *BufferType) String() string {406	return "buffer"407}408func (t *BufferType) DefaultArg(dir Dir) Arg {409	if dir == DirOut {410		var sz uint64411		if !t.Varlen() {412			sz = t.Size()413		}414		return MakeOutDataArg(t, dir, sz)415	}416	var data []byte417	if !t.Varlen() {418		data = make([]byte, t.Size())419	}420	return MakeDataArg(t, dir, data)421}422func (t *BufferType) isDefaultArg(arg Arg) bool {423	a := arg.(*DataArg)424	if a.Size() == 0 {425		return true426	}427	if a.Type().Varlen() {428		return false429	}430	if a.Dir() == DirOut {431		return true432	}433	for _, v := range a.Data() {434		if v != 0 {435			return false436		}437	}438	return true439}440type ArrayKind int441const (442	ArrayRandLen ArrayKind = iota443	ArrayRangeLen444)445type ArrayType struct {446	TypeCommon447	Elem       Type448	Kind       ArrayKind449	RangeBegin uint64450	RangeEnd   uint64451}452func (t *ArrayType) String() string {453	return fmt.Sprintf("array[%v]", t.Elem.String())454}455func (t *ArrayType) DefaultArg(dir Dir) Arg {456	var elems []Arg457	if t.Kind == ArrayRangeLen && t.RangeBegin == t.RangeEnd {458		for i := uint64(0); i < t.RangeBegin; i++ {459			elems = append(elems, t.Elem.DefaultArg(dir))460		}461	}462	return MakeGroupArg(t, dir, elems)463}464func (t *ArrayType) isDefaultArg(arg Arg) bool {465	a := arg.(*GroupArg)466	if !a.fixedInnerSize() && len(a.Inner) != 0 {467		return false468	}469	for _, elem := range a.Inner {470		if !isDefault(elem) {471			return false472		}473	}474	return true475}476type PtrType struct {477	TypeCommon478	Elem    Type479	ElemDir Dir480}481func (t *PtrType) String() string {482	return fmt.Sprintf("ptr[%v, %v]", t.ElemDir, t.Elem.String())483}484func (t *PtrType) DefaultArg(dir Dir) Arg {485	if t.Optional() {486		return MakeSpecialPointerArg(t, dir, 0)487	}488	return MakePointerArg(t, dir, 0, t.Elem.DefaultArg(t.ElemDir))489}490func (t *PtrType) isDefaultArg(arg Arg) bool {491	a := arg.(*PointerArg)492	if t.Optional() {493		return a.IsSpecial() && a.Address == 0494	}495	return a.Address == 0 && a.Res != nil && isDefault(a.Res)496}497type StructType struct {498	TypeCommon499	Fields    []Field500	AlignAttr uint64501}502func (t *StructType) String() string {503	return t.Name()504}505func (t *StructType) DefaultArg(dir Dir) Arg {506	inner := make([]Arg, len(t.Fields))507	for i, field := range t.Fields {508		inner[i] = field.DefaultArg(dir)509	}510	return MakeGroupArg(t, dir, inner)511}512func (t *StructType) isDefaultArg(arg Arg) bool {513	a := arg.(*GroupArg)514	for _, elem := range a.Inner {515		if !isDefault(elem) {516			return false517		}518	}519	return true520}521type UnionType struct {522	TypeCommon523	Fields []Field524}525func (t *UnionType) String() string {526	return t.Name()527}528func (t *UnionType) DefaultArg(dir Dir) Arg {529	return MakeUnionArg(t, dir, t.Fields[0].DefaultArg(dir), 0)530}531func (t *UnionType) isDefaultArg(arg Arg) bool {532	a := arg.(*UnionArg)533	return a.Index == 0 && isDefault(a.Option)534}535type ConstValue struct {536	Name  string537	Value uint64538}539type TypeCtx struct {540	Meta *Syscall541	Dir  Dir542	Ptr  *Type543}544func ForeachType(syscalls []*Syscall, f func(t Type, ctx TypeCtx)) {545	for _, meta := range syscalls {...

isDefaultArg

Using AI Code Generation

1import (2func main() {3    fmt.Println(os.Args[0])4    fmt.Println(os.Args[1])5    fmt.Println(os.Args[2])6}7import (8func main() {9    fmt.Println(os.Args[0])10    fmt.Println(os.Args[1])11    fmt.Println(os.Args[2])12}13import (14func main() {15    fmt.Println(os.Args[0])16    fmt.Println(os.Args[1])17    fmt.Println(os.Args[2])18}19import (20func main() {21    fmt.Println(os.Args[0])22    fmt.Println(os.Args[1])23    fmt.Println(os.Args[2])24}25import (26func main() {27    fmt.Println(os.Args[0])28    fmt.Println(os.Args[1])29    fmt.Println(os.Args[2])30}31import (32func main() {33    fmt.Println(os.Args[0])34    fmt.Println(os.Args[1])35    fmt.Println(os.Args[2])36}37import (38func main() {39    fmt.Println(os.Args[0])40    fmt.Println(os.Args[1])41    fmt.Println(os.Args[2])

isDefaultArg

Using AI Code Generation

1import (2func main() {3	flag.StringVar(&svar, "svar", "bar", "a string var")4	flag.Parse()5	fmt.Println("svar:", svar)6	fmt.Println("tail:", flag.Args())7	if flag.NArg() == 0 && flag.NFlag() == 0 {8		flag.Usage()9		os.Exit(2)10	}11}12import (13func main() {14	flag.StringVar(&svar, "svar", "bar", "a string var")15	flag.Parse()16	fmt.Println("svar:", svar)17	fmt.Println("tail:", flag.Args())18	if flag.NArg() == 0 && flag.NFlag() == 0 {19		flag.Usage()20		os.Exit(2)21	}22}23import (24func main() {25	flag.StringVar(&svar, "svar", "bar", "a string var")26	flag.Parse()27	fmt.Println("svar:", svar)28	fmt.Println("tail:", flag.Args())29	if flag.NArg() == 0 && flag.NFlag() == 0 {30		flag.Usage()31		os.Exit(2)32	}33}34import (35func main() {36	flag.StringVar(&svar, "svar", "bar", "a string var")37	flag.Parse()38	fmt.Println("svar:", svar)39	fmt.Println("tail:", flag.Args())40	if flag.NArg() == 0 && flag.NFlag() == 0 {41		flag.Usage()42		os.Exit(2)43	}44}45import (46func main() {47	flag.StringVar(&svar, "svar", "bar",

isDefaultArg

Using AI Code Generation

1import (2func main() {3	if len(os.Args) == 1 {4		fmt.Println("No argument is passed")5	} else {6		fmt.Println("Argument is passed")7	}8}

isDefaultArg

Using AI Code Generation

1import "fmt"2func main() {3    fmt.Println(isDefaultArg(1))4    fmt.Println(isDefaultArg(2))5    fmt.Println(isDefaultArg(3))6}7import "fmt"8func main() {9    fmt.Println(isDefaultArg(1))10    fmt.Println(isDefaultArg(2))11    fmt.Println(isDefaultArg(3))12}13import "fmt"14func main() {15    fmt.Println(isDefaultArg(1))16    fmt.Println(isDefaultArg(2))17    fmt.Println(isDefaultArg(3))18}19import "fmt"20func main() {21    fmt.Println(isDefaultArg(1))22    fmt.Println(isDefaultArg(2))23    fmt.Println(isDefaultArg(3))24}25import "fmt"26func main() {27    fmt.Println(isDefaultArg(1))28    fmt.Println(isDefaultArg(2))29    fmt.Println(isDefaultArg(3))30}31import "fmt"32func main() {33    fmt.Println(isDefaultArg(1))34    fmt.Println(isDefaultArg(2))35    fmt.Println(isDefaultArg(3))36}37import "fmt"38func main() {39    fmt.Println(isDefaultArg(1))40    fmt.Println(isDefaultArg(2))41    fmt.Println(isDefaultArg(3))42}43import "fmt"44func main() {45    fmt.Println(isDefaultArg(1))46    fmt.Println(isDefaultArg(2))47    fmt.Println(isDefaultArg(3))48}49import "fmt"50func main() {51    fmt.Println(isDefaultArg(1))52    fmt.Println(isDefault

isDefaultArg

Using AI Code Generation

1import (2var (3	prog = &Prog{progName}4type Prog struct {5}6func (p *Prog) isDefaultArg(argName string) bool {7	arg := flag.Lookup(argName)8	if arg == nil {9	}10	return arg.DefValue == arg.Value.String()11}12func main() {13	var (

isDefaultArg

Using AI Code Generation

1import (2func main() {3	name := flag.String("name", "default", "enter your name")4	flag.Parse()5	if flag.Arg(0) == "default" {6		fmt.Println("default argument")7	} else {8		fmt.Println(*name)9	}10}11Flag.Parsed()12func (f *FlagSet) Parsed() bool13import (14func main() {15	name := flag.String("name", "default", "enter your name")16	if !flag.Parsed() {17		fmt.Println("flag set has not been parsed")18	} else {19		fmt.Println(*name)20	}21}22Flag.PrintDefaults()

isDefaultArg

Using AI Code Generation

1import (2func main() {3	argInt, _ := strconv.Atoi(arg)4	argFloat, _ := strconv.ParseFloat(arg, 64)5	argBool, _ := strconv.ParseBool(arg)6	argString := strconv.Itoa(argInt)7	fmt.Println(argInt)8	fmt.Println(argFloat)9	fmt.Println(argBool)10	fmt.Println(argString)11}12import (13func main() {14	argInt, _ := strconv.Atoi(arg)15	argFloat, _ := strconv.ParseFloat(arg, 64)16	argBool, _ := strconv.ParseBool(arg)17	argString := strconv.Itoa(argInt)18	fmt.Println(argInt)19	fmt.Println(argFloat)20	fmt.Println(argBool)21	fmt.Println(argString)22}23import (24func main() {25	argInt, _ := strconv.Atoi(arg)26	argFloat, _ := strconv.ParseFloat(arg, 64)

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.