How to use validateArg method of prog Package

Best Syzkaller code snippet using prog.validateArg

validation.go

Source:validation.go Github

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...46 return fmt.Errorf("wrong number of arguments, want %v, got %v",47 len(c.Meta.Args), len(c.Args))48 }49 for i, arg := range c.Args {50 if err := ctx.validateArg(arg, c.Meta.Args[i]); err != nil {51 return err52 }53 }54 return ctx.validateRet(c)55}56func (ctx *validCtx) validateRet(c *Call) error {57 if c.Meta.Ret == nil {58 if c.Ret != nil {59 return fmt.Errorf("return value without type")60 }61 return nil62 }63 if c.Ret == nil {64 return fmt.Errorf("return value is absent")65 }66 if c.Ret.Type().Dir() != DirOut {67 return fmt.Errorf("return value %v is not output", c.Ret)68 }69 if c.Ret.Res != nil || c.Ret.Val != 0 || c.Ret.OpDiv != 0 || c.Ret.OpAdd != 0 {70 return fmt.Errorf("return value %v is not empty", c.Ret)71 }72 return ctx.validateArg(c.Ret, c.Meta.Ret)73}74func (ctx *validCtx) validateArg(arg Arg, typ Type) error {75 if arg == nil {76 return fmt.Errorf("nil arg")77 }78 if ctx.args[arg] {79 return fmt.Errorf("arg %#v is referenced several times in the tree", arg)80 }81 if arg.Type() == nil {82 return fmt.Errorf("no arg type")83 }84 if !ctx.target.isAnyPtr(arg.Type()) && arg.Type() != typ {85 return fmt.Errorf("bad arg type %#v, expect %#v", arg.Type(), typ)86 }87 ctx.args[arg] = true88 return arg.validate(ctx)89}90func (arg *ConstArg) validate(ctx *validCtx) error {91 switch typ := arg.Type().(type) {92 case *IntType:93 if typ.Dir() == DirOut && !isDefault(arg) {94 return fmt.Errorf("out int arg '%v' has bad const value %v", typ.Name(), arg.Val)95 }96 case *ProcType:97 if arg.Val >= typ.ValuesPerProc && !isDefault(arg) {98 return fmt.Errorf("per proc arg '%v' has bad value %v", typ.Name(), arg.Val)99 }100 case *CsumType:101 if arg.Val != 0 {102 return fmt.Errorf("csum arg '%v' has nonzero value %v", typ.Name(), arg.Val)103 }104 case *ConstType, *FlagsType, *LenType:105 default:106 return fmt.Errorf("const arg %v has bad type %v", arg, typ.Name())107 }108 if typ := arg.Type(); typ.Dir() == DirOut {109 // We generate output len arguments, which makes sense since it can be110 // a length of a variable-length array which is not known otherwise.111 if _, isLen := typ.(*LenType); !isLen {112 if !typ.isDefaultArg(arg) {113 return fmt.Errorf("output arg '%v'/'%v' has non default value '%+v'",114 typ.FieldName(), typ.Name(), arg)115 }116 }117 }118 return nil119}120func (arg *ResultArg) validate(ctx *validCtx) error {121 typ, ok := arg.Type().(*ResourceType)122 if !ok {123 return fmt.Errorf("result arg %v has bad type %v", arg, arg.Type().Name())124 }125 for u := range arg.uses {126 if u == nil {127 return fmt.Errorf("nil reference in uses for arg %+v", arg)128 }129 if u.Res != arg {130 return fmt.Errorf("result arg '%v' has broken uses link to (%+v)", arg, u)131 }132 ctx.uses[u] = arg133 }134 if typ.Dir() == DirOut && arg.Val != 0 && arg.Val != typ.Default() {135 return fmt.Errorf("out resource arg '%v' has bad const value %v", typ.Name(), arg.Val)136 }137 if arg.Res != nil {138 if !ctx.args[arg.Res] {139 return fmt.Errorf("result arg %v references out-of-tree result: %#v -> %#v",140 typ.Name(), arg, arg.Res)141 }142 if !arg.Res.uses[arg] {143 return fmt.Errorf("result arg '%v' has broken link (%+v)", typ.Name(), arg.Res.uses)144 }145 }146 return nil147}148func (arg *DataArg) validate(ctx *validCtx) error {149 typ, ok := arg.Type().(*BufferType)150 if !ok {151 return fmt.Errorf("data arg %v has bad type %v", arg, arg.Type().Name())152 }153 if typ.Dir() == DirOut && len(arg.data) != 0 {154 return fmt.Errorf("output arg '%v' has data", typ.Name())155 }156 if !typ.Varlen() && typ.Size() != arg.Size() {157 return fmt.Errorf("data arg %v has wrong size %v, want %v",158 typ.Name(), arg.Size(), typ.Size())159 }160 switch typ.Kind {161 case BufferString:162 if typ.TypeSize != 0 && arg.Size() != typ.TypeSize {163 return fmt.Errorf("string arg '%v' has size %v, which should be %v",164 typ.Name(), arg.Size(), typ.TypeSize)165 }166 }167 return nil168}169func (arg *GroupArg) validate(ctx *validCtx) error {170 switch typ := arg.Type().(type) {171 case *StructType:172 if len(arg.Inner) != len(typ.Fields) {173 return fmt.Errorf("struct arg '%v' has wrong number of fields: want %v, got %v",174 typ.Name(), len(typ.Fields), len(arg.Inner))175 }176 for i, field := range arg.Inner {177 if err := ctx.validateArg(field, typ.Fields[i]); err != nil {178 return err179 }180 }181 case *ArrayType:182 if typ.Kind == ArrayRangeLen && typ.RangeBegin == typ.RangeEnd &&183 uint64(len(arg.Inner)) != typ.RangeBegin {184 return fmt.Errorf("array %v has wrong number of elements %v, want %v",185 typ.Name(), len(arg.Inner), typ.RangeBegin)186 }187 for _, elem := range arg.Inner {188 if err := ctx.validateArg(elem, typ.Type); err != nil {189 return err190 }191 }192 default:193 return fmt.Errorf("group arg %v has bad type %v", arg, typ.Name())194 }195 return nil196}197func (arg *UnionArg) validate(ctx *validCtx) error {198 typ, ok := arg.Type().(*UnionType)199 if !ok {200 return fmt.Errorf("union arg %v has bad type %v", arg, arg.Type().Name())201 }202 var optType Type203 for _, typ1 := range typ.Fields {204 if arg.Option.Type().FieldName() == typ1.FieldName() {205 optType = typ1206 break207 }208 }209 if optType == nil {210 return fmt.Errorf("union arg '%v' has bad option", typ.Name())211 }212 return ctx.validateArg(arg.Option, optType)213}214func (arg *PointerArg) validate(ctx *validCtx) error {215 switch typ := arg.Type().(type) {216 case *VmaType:217 if arg.Res != nil {218 return fmt.Errorf("vma arg '%v' has data", typ.Name())219 }220 case *PtrType:221 if arg.Res != nil {222 if err := ctx.validateArg(arg.Res, typ.Type); err != nil {223 return err224 }225 }226 if arg.VmaSize != 0 {227 return fmt.Errorf("pointer arg '%v' has nonzero size", typ.Name())228 }229 if typ.Dir() == DirOut {230 return fmt.Errorf("pointer arg '%v' has output direction", typ.Name())231 }232 default:233 return fmt.Errorf("ptr arg %v has bad type %v", arg, typ.Name())234 }235 if arg.IsSpecial() {236 if -arg.Address >= uint64(len(ctx.target.SpecialPointers)) {...

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validateArg

Using AI Code Generation

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1import (2func main() {3 fmt.Println("Enter a number")4 fmt.Scanln(&n)5 b := prog.ValidateArg(n)6 if b {7 fmt.Println("Number is valid")8 } else {9 fmt.Println("Number is not valid")10 }11}

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validateArg

Using AI Code Generation

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1import (2func main() {3 fmt.Println("Enter a number")4 fmt.Scanln(&n)5 if prog.ValidateArg(n) == true {6 fmt.Println("The number is valid")7 } else {8 fmt.Println("The number is not valid")9 }10}

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validateArg

Using AI Code Generation

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1import (2func main() {3 fmt.Println("Enter a number")4 fmt.Scanln(&a)5 prog.ValidateArg(a)6}7import "fmt"8func ValidateArg(a int) {9 if a > 0 {10 fmt.Println("Positive")11 } else if a < 0 {12 fmt.Println("Negative")13 } else {14 fmt.Println("Zero")15 }16}17import "fmt"18func ValidateArg(a int) {19 if a > 0 {20 fmt.Println("Positive")21 } else if a < 0 {22 fmt.Println("Negative")23 } else {24 fmt.Println("Zero")25 }26}27import "fmt"28func ValidateArg(a int) {29 if a > 0 {30 fmt.Println("Positive")31 } else if a < 0 {32 fmt.Println("Negative")33 } else {34 fmt.Println("Zero")35 }36}37import "fmt"38func ValidateArg(a int) {39 if a > 0 {40 fmt.Println("Positive")41 } else if a < 0 {42 fmt.Println("Negative")43 } else {44 fmt.Println("Zero")45 }46}47import "fmt"48func ValidateArg(a int) {49 if a > 0 {50 fmt.Println("Positive")51 } else if a < 0 {52 fmt.Println("Negative")53 } else {54 fmt.Println("Zero")55 }56}57import "fmt"58func ValidateArg(a int) {59 if a > 0 {60 fmt.Println("Positive")61 } else if a < 0 {62 fmt.Println("Negative")63 } else {64 fmt.Println("Zero")65 }66}67import "fmt"68func ValidateArg(a int) {69 if a > 0 {70 fmt.Println("Positive")71 }

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validateArg

Using AI Code Generation

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1import (2func main() {3 fmt.Println("Enter the number to be validated: ")4 fmt.Scanln(&num)5 if prog.ValidateArg(num) {6 fmt.Println("Valid")7 } else {8 fmt.Println("Invalid")9 }10}11func ValidateArg(num int) bool {12 if num > 0 {13 }14}

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validateArg

Using AI Code Generation

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1import "fmt"2func main() {3 fmt.Println("Enter a number")4 fmt.Scanln(&input)5 prog.validateArg(input)6}7import "fmt"8func main() {9 fmt.Println("Enter a number")10 fmt.Scanln(&input)11 prog.validateArg(input)12}13import "fmt"14func main() {15 fmt.Println("Enter a number")16 fmt.Scanln(&input)17 prog.validateArg(input)18}19import "fmt"20func main() {21 fmt.Println("Enter a number")22 fmt.Scanln(&input)23 prog.validateArg(input)24}25import "fmt"26func main() {27 fmt.Println("Enter a number")28 fmt.Scanln(&input)29 prog.validateArg(input)30}31import "fmt"32func main() {33 fmt.Println("Enter a number")34 fmt.Scanln(&input)35 prog.validateArg(input)36}37import "fmt"38func main() {39 fmt.Println("Enter a number")40 fmt.Scanln(&input)41 prog.validateArg(input)42}43import "fmt"44func main() {45 fmt.Println("Enter a number")46 fmt.Scanln(&input)47 prog.validateArg(input)48}49import "fmt"50func main() {51 fmt.Println("Enter a number")52 fmt.Scanln(&input)53 prog.validateArg(input)54}

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validateArg

Using AI Code Generation

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1import (2func main() {3 fmt.Println("Enter the number of elements: ")4 fmt.Scan(&n)5 fmt.Println("Enter the elements: ")6 for i := 0; i < n; i++ {7 fmt.Scan(&temp)8 a = append(a, temp)9 }10 fmt.Println("Enter the element to be searched: ")11 fmt.Scan(&x)12 prog.ValidateArg(a, x)13}

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validateArg

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1import (2func main() {3 prog := new(Prog)4 prog.validateArg(arg)5}6import (7type Prog struct {8}9func (p *Prog) validateArg(arg int) {10 if arg < 10 {11 fmt.Println("Arg is less than 10")12 } else {13 fmt.Println("Arg is greater than 10")14 }15}

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