How to use getFieldByName method of prog Package

Best Syzkaller code snippet using prog.getFieldByName

checksum.go

Source:checksum.go

...18	Arg   Arg    // for CsumChunkArg19	Value uint64 // for CsumChunkConst20	Size  uint64 // for CsumChunkConst21}22func getFieldByName(arg Arg, name string) Arg {23	for _, field := range arg.(*GroupArg).Inner {24		if field.Type().FieldName() == name {25			return field26		}27	}28	panic(fmt.Sprintf("failed to find %v field in %v", name, arg.Type().Name()))29}30func extractHeaderParamsIPv4(arg Arg) (Arg, Arg) {31	srcAddr := getFieldByName(arg, "src_ip")32	if srcAddr.Size() != 4 {33		panic(fmt.Sprintf("src_ip field in %v must be 4 bytes", arg.Type().Name()))34	}35	dstAddr := getFieldByName(arg, "dst_ip")36	if dstAddr.Size() != 4 {37		panic(fmt.Sprintf("dst_ip field in %v must be 4 bytes", arg.Type().Name()))38	}39	return srcAddr, dstAddr40}41func extractHeaderParamsIPv6(arg Arg) (Arg, Arg) {42	srcAddr := getFieldByName(arg, "src_ip")43	if srcAddr.Size() != 16 {44		panic(fmt.Sprintf("src_ip field in %v must be 4 bytes", arg.Type().Name()))45	}46	dstAddr := getFieldByName(arg, "dst_ip")47	if dstAddr.Size() != 16 {48		panic(fmt.Sprintf("dst_ip field in %v must be 4 bytes", arg.Type().Name()))49	}50	return srcAddr, dstAddr51}52func composePseudoCsumIPv4(tcpPacket, srcAddr, dstAddr Arg, protocol uint8, pid int) CsumInfo {53	info := CsumInfo{Kind: CsumInet}54	info.Chunks = append(info.Chunks, CsumChunk{CsumChunkArg, srcAddr, 0, 0})55	info.Chunks = append(info.Chunks, CsumChunk{CsumChunkArg, dstAddr, 0, 0})56	info.Chunks = append(info.Chunks, CsumChunk{CsumChunkConst, nil, uint64(swap16(uint16(protocol))), 2})57	info.Chunks = append(info.Chunks, CsumChunk{CsumChunkConst, nil, uint64(swap16(uint16(tcpPacket.Size()))), 2})58	info.Chunks = append(info.Chunks, CsumChunk{CsumChunkArg, tcpPacket, 0, 0})59	return info60}...

getFieldByName

Using AI Code Generation

1import (2type Employee struct {3}4func (e Employee) String() string {5	return fmt.Sprintf("Id=%d-Name=%s-Age=%d", e.Id, e.Name, e.Age)6}7func main() {8	e := Employee{1, "Naveen", 25}9	display("e", e)10}11func display(name string, x interface{}) {12	t := reflect.TypeOf(x)13	v := reflect.ValueOf(x)14	fmt.Println("Type:", t.Name())15	fmt.Println("Kind is struct:", t.Kind() == reflect.Struct)16	fmt.Println("Fields:")17	for i := 0; i < t.NumField(); i++ {18		f := t.Field(i)19		val := v.Field(i).Interface()20		fmt.Printf("%6s: %v = %v21	}22}23import (24type Employee struct {25}26func (e Employee) String() string {27	return fmt.Sprintf("Id=%d-Name=%s-Age=%d", e.Id, e.Name, e.Age)28}29func main() {30	e := Employee{1, "Naveen", 25}31	display("e", e)32}33func display(name string, x interface{}) {34	t := reflect.TypeOf(x)35	v := reflect.ValueOf(x)36	fmt.Println("Type:", t.Name())37	fmt.Println("

getFieldByName

Using AI Code Generation

1import (2type Employee struct {3}4func (e Employee) DisplayName() {5	fmt.Println("Employee Name:", e.FirstName, e.LastName)6}7func main() {8	e := Employee{9	}10	t := reflect.TypeOf(e)11	field, _ := t.FieldByName("LastName")12	fmt.Println("Field Name:", field.Name)13	fmt.Println("Field Type:", field.Type)14	fmt.Println("Field Anonymous:", field.Anonymous)15	fmt.Println("Field Index:", field.Index)16}

getFieldByName

Using AI Code Generation

1import (2func main() {3    var prog = struct {4    }{5    }6    fmt.Println(reflect.ValueOf(prog).FieldByName("Name"))7    fmt.Println(reflect.ValueOf(prog).FieldByName("Age"))8}

getFieldByName

Using AI Code Generation

1import (2func main() {3    field = reflect.ValueOf(&prog).Elem().FieldByName("Name")4    if field.IsValid() {5        field.SetString("Golang")6    }7    fmt.Println(prog.Name)8}9import (10func main() {11    field = reflect.ValueOf(&prog).Elem().FieldByName("Name")12    if field.IsValid() {13        field.SetString("Golang")14    }15    fmt.Println(prog.Name)16}17import (18func main() {19    field = reflect.ValueOf(&prog).Elem().FieldByName("Name")20    if field.IsValid() {21        field.SetString("Golang")22    }23    fmt.Println(prog.Name)24}25import (26func main() {27    field = reflect.ValueOf(&prog).Elem().FieldByName("Name")28    if field.IsValid() {29        field.SetString("Golang")30    }31    fmt.Println(prog.Name)32}33import (34func main() {35    field = reflect.ValueOf(&prog).Elem().FieldByName("Name")36    if field.IsValid() {37        field.SetString("Golang")38    }39    fmt.Println(prog.Name)40}41import (42func main() {43    field = reflect.ValueOf(&prog).Elem().FieldByName("

getFieldByName

Using AI Code Generation

1import (2type prog struct {3}4func main() {5	p := prog{name: "golang", age: 5}6	v := reflect.ValueOf(p)7	f := v.FieldByName("name")8	fmt.Println("Name:", f.String())9}10import (11type prog struct {12}13func main() {14	p := prog{name: "golang", age: 5}15	v := reflect.ValueOf(p)16	f := v.FieldByName("name")17	if f.IsValid() == true {18		fmt.Println("Name:", f.String())19	} else {20		fmt.Println("Name not found")21	}22}23import (24type prog struct {25}26func main() {27	p := prog{name: "golang", age: 5}28	v := reflect.ValueOf(&p)29	f := v.Elem().FieldByName("name")30	if f.IsValid() == true {31		fmt.Println("Name:", f.String())32	} else {33		fmt.Println("Name not found")34	}35}36import (37type prog struct {38}39func main() {40	p := prog{name: "golang", age: 5}41	v := reflect.ValueOf(&p)42	f := v.Elem().FieldByName("name")43	if f.IsValid() == true {44		fmt.Println("Name:", f.String())45	} else {46		fmt.Println("Name not found")47	}48	f.SetString("java")49	fmt.Println("Name:", f.String())50}

getFieldByName

Using AI Code Generation

1import (2type prog struct {3}4func main() {5	p := prog{"Raj", 26}6	f := reflect.ValueOf(&p).Elem().FieldByName("age")7	if f.IsValid() {8		fmt.Println(f.Int())9	}10}11reflect.TypeOf(arg)12import (13func main() {14	t := reflect.TypeOf(i)15	fmt.Println(t)16}

getFieldByName

Using AI Code Generation

1import (2func main() {3	p := prog{"Go", 2009}4	t := reflect.TypeOf(p)5	field, _ := t.FieldByName("name")6	fmt.Println(field.Name)7}8import (9func main() {10	p := prog{"Go", 2009}11	t := reflect.TypeOf(p)12	field, _ := t.FieldByName("name")13	fmt.Println(field.Name)14	field, _ = t.FieldByName("year")15	fmt.Println(field.Name)16}17import (18func main() {19	p := prog{"Go", 2009}20	t := reflect.TypeOf(p)21	field, _ := t.FieldByName("name")22	fmt.Println(field.Name)23	field, _ = t.FieldByName("year")24	fmt.Println(field.Name)25	v := reflect.ValueOf(p)26	f := v.FieldByName("name")27	fmt.Println(f.String())28}29import (30func main() {

getFieldByName

Using AI Code Generation

1import (2type prog struct {3}4func main() {5	p := prog{"Sam", 10}6	fmt.Println("Before:", p)7	s := reflect.ValueOf(&p).Elem()8	s.FieldByName("age").SetInt(100)9	fmt.Println("After:", p)10}11Before: {Sam 10}12After: {Sam 100}13import (14type prog struct {15}16func main() {17	p := prog{"Sam", 10}18	fmt.Println("Before:", p)19	s := reflect.ValueOf(&p).Elem()20	s.FieldByName("age").SetInt(100)21	fmt.Println("After:", p)22}23Before: {Sam 10}24After: {Sam 100}25import (26type prog struct {27}28func main() {29	p := prog{"Sam", 10}30	fmt.Println("Before:", p)31	s := reflect.ValueOf(&p).Elem()32	s.FieldByName("age").SetInt(100)33	fmt.Println("After:", p)34}35Before: {Sam 10}36After: {Sam 100}37import (38type prog struct {39}40func main() {41	p := prog{"Sam",

getFieldByName

Using AI Code Generation

1import (2func main() {3	fset := token.NewFileSet()4	conf := types.Config{Fset: fset}5	pkg, err := conf.Check("a", fset, []*ast.File{f}, nil)6	if err != nil {7		log.Fatal(err)8	}9	if len(pkg.Scope().Names()) != 1 {10		log.Fatal("expected one type")11	}12	obj := pkg.Scope().Lookup("A")13	a, ok := obj.Type().Underlying().(*types.Struct)14	if !ok {15		log.Fatal("expected type A to be a struct")16	}17	x := a.Field(0)18	if x.Name() != "x" {19		log.Fatal("expected field x")20	}21	fmt.Println(x.Type())22}

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.