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How to use validateArg method of prog Package

Best Syzkaller code snippet using prog.validateArg

validation.go

Source:validation.go

...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)) {...

validateArg

Using AI Code Generation

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}

validateArg

Using AI Code Generation

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}

validateArg

Using AI Code Generation

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	}

validateArg

Using AI Code Generation

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}

validateArg

Using AI Code Generation

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}

validateArg

Using AI Code Generation

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}

validateArg

Using AI Code Generation

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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