How to use printf method of prog Package

Best Syzkaller code snippet using prog.printf

splice.go

Source:splice.go

...82		*a = *arg1.(*prog.DataArg)83	case *prog.GroupArg:84		a1 := arg1.(*prog.GroupArg)85		if len(a.Inner) != len(a1.Inner) {86			panic(fmt.Sprintf("replaceArg: group fields don't match: %v/%v",87				len(a.Inner), len(a1.Inner)))88		}89		a.ArgCommon = a1.ArgCommon90		for i := range a.Inner {91			replaceArg(a.Inner[i], a1.Inner[i])92		}93	default:94		panic(fmt.Sprintf("replaceArg: bad arg kind %#v", arg))95	}96}97func parseArg(p *prog.Prog) map[string]mutationTypes {98	argMap := make(map[string]mutationTypes)99	for _, c := range p.Calls {100		fmt.Printf("syscall: %s\n", c.Meta.Name)101		mt := &mutationTypes{target: p.Target, prioSum: float64(0)}102		prog.ForeachArg(c, mt.collectTypes)103		for _, aa := range mt.args {104			fmt.Printf("This is the arg: %s(%T): %s\n", aa.arg.Type().String(), aa.arg, aa.arg)105		}106		argMap[c.Meta.Name] = *mt107	}108	return argMap109}110func logArgMap(argMap map[string]mutationTypes) {111	for syscall, mt := range argMap {112		fmt.Printf("in syscall %s\n", syscall)113		for _, aa := range mt.args {114			fmt.Printf("This is the arg: %s(%T)\n", aa.arg.Type().String(), aa.arg)115		}116	}117}118func getSimilarTypes(a, b map[string]mutationTypes) map[string]*mutationTypes {119	sameArg := make(map[string]*mutationTypes)120	prioSum := float64(0)121	for syscallA, mtA := range a {122		for syscallB, mtB := range b {123			if syscallA == syscallB {124				Mts := &mutationTypes{}125				Mts.args = make([]mutationType, 0)126				Mts.similarArgs = make([]mutationType, 0)127				for _, argA := range mtA.args {128					for _, argB := range mtB.args {129						if argA.arg.Type().String() == argB.arg.Type().String() {130							fmt.Printf("Adding: %s\n", argA.arg.Type().String())131							prioSum += argA.prio132							Mts.args = append(Mts.args, mutationType{argA.arg, argA.ctx, prioSum, argA.prio})133							Mts.similarArgs = append(Mts.similarArgs, argB)134						}135					}136				}137				Mts.target = mtA.target138				Mts.prioSum = prioSum139				if len(Mts.args) == 0 {140					continue141				}142				sameArg[syscallA] = Mts143			}144		}145	}146	return sameArg147}148func main() {149	flag.Parse()150	if *flagPoc == "" {151		fmt.Printf("please specify the poc by -poc\n")152		os.Exit(1)153	}154	target, err := prog.GetTarget(*flagOS, *flagArch)155	if err != nil {156		fmt.Fprintf(os.Stderr, "%v", err)157		os.Exit(1)158	}159	seed := time.Now().UnixNano()160	rs := rand.NewSource(seed)161	r := rand.New(rs)162	var syscalls map[*prog.Syscall]bool163	if *flagEnable != "" {164		enabled := strings.Split(*flagEnable, ",")165		syscallsIDs, err := mgrconfig.ParseEnabledSyscalls(target, enabled, nil)166		if err != nil {167			fmt.Fprintf(os.Stderr, "failed to parse enabled syscalls: %v", err)168			os.Exit(1)169		}170		syscalls = make(map[*prog.Syscall]bool)171		for _, id := range syscallsIDs {172			syscalls[target.Syscalls[id]] = true173		}174		var disabled map[*prog.Syscall]string175		syscalls, disabled = target.TransitivelyEnabledCalls(syscalls)176		for c, reason := range disabled {177			fmt.Fprintf(os.Stderr, "disabling %v: %v\n", c.Name, reason)178		}179	}180	data, err := ioutil.ReadFile(*flagPoc)181	if err != nil {182		fmt.Fprintf(os.Stderr, "failed to read prog file: %v\n", err)183		os.Exit(1)184	}185	poc, err := target.Deserialize(data, prog.NonStrict)186	if err != nil {187		fmt.Fprintf(os.Stderr, "failed to deserialize the program: %v\n", err)188		os.Exit(1)189	}190	PocArgMaps := parseArg(poc)191	// logArgMap(PocArgMaps)192	var p *prog.Prog193	if flag.NArg() == 0 {194		fmt.Printf("please specify the input to be mutated\n")195		os.Exit(-1)196	} else {197		data, err := ioutil.ReadFile(flag.Arg(0))198		if err != nil {199			fmt.Fprintf(os.Stderr, "failed to read prog file: %v\n", err)200			os.Exit(1)201		}202		p, err = target.Deserialize(data, prog.NonStrict)203		pOriginal := p.Clone()204		if err != nil {205			fmt.Fprintf(os.Stderr, "failed to deserialize the program: %v\n", err)206			os.Exit(1)207		}208		fmt.Printf("Original input: %s\n", p.Serialize())209		SeedArgMaps := parseArg(p)210		// logArgMap(SeedArgMaps)211		SimilarArgMap := getSimilarTypes(SeedArgMaps, PocArgMaps)212		fmt.Printf("size of similar ArgMap : %v\n", len(SimilarArgMap))213		if len(SimilarArgMap) == 0 {214			fmt.Printf("Not similar inputs\n")215			return216		}217		// choose syscall218		sumPrio := float64(0)219		for _, mts := range SimilarArgMap {...

sss.go

Source:sss.go

...56		*a = *arg1.(*prog.DataArg)57	case *prog.GroupArg:58		a1 := arg1.(*prog.GroupArg)59		if len(a.Inner) != len(a1.Inner) {60			panic(fmt.Sprintf("replaceArg: group fields don't match: %v/%v",61				len(a.Inner), len(a1.Inner)))62		}63		a.ArgCommon = a1.ArgCommon64		for i := range a.Inner {65			replaceArg(a.Inner[i], a1.Inner[i])66		}67	default:68		panic(fmt.Sprintf("replaceArg: bad arg kind %#v", arg))69	}70}71func parseArg(p *prog.Prog) map[string][]prog.Arg {72	argMap := make(map[string][]prog.Arg)73	for _, c := range p.Calls {74		args := make([]prog.Arg, 0)75		prog.ForeachArg(c, func(arg prog.Arg, ctx *prog.ArgCtx) {76			switch arg.Type().(type) {77			case *prog.UnionType, *prog.ConstType, *prog.IntType,78				*prog.FlagsType, *prog.LenType, *prog.CsumType,79				*prog.VmaType, *prog.BufferType, *prog.ArrayType:80				fmt.Printf("adding %s\n", arg.Type().String())81				args = append(args, arg)82			}83		})84		argMap[c.Meta.Name] = args85	}86	return argMap87}88func logArgMap(argMap map[string][]prog.Arg) {89	for syscall, args := range argMap {90		fmt.Printf("in syscall %s\n", syscall)91		for _, arg := range args {92			fmt.Printf("arg Type %s, template: %s (%T)\n", arg.Type().String(), arg.Type().TemplateName(), arg)93		}94	}95}96func main() {97	flag.Parse()98	if *flagPoc == "" {99		fmt.Printf("please specify the poc by -poc\n")100		os.Exit(1)101	}102	target, err := prog.GetTarget(*flagOS, *flagArch)103	if err != nil {104		fmt.Fprintf(os.Stderr, "%v", err)105		os.Exit(1)106	}107	seed := time.Now().UnixNano()108	rs := rand.NewSource(seed)109	r := rand.New(rs)110	var syscalls map[*prog.Syscall]bool111	if *flagEnable != "" {112		enabled := strings.Split(*flagEnable, ",")113		syscallsIDs, err := mgrconfig.ParseEnabledSyscalls(target, enabled, nil)114		if err != nil {115			fmt.Fprintf(os.Stderr, "failed to parse enabled syscalls: %v", err)116			os.Exit(1)117		}118		syscalls = make(map[*prog.Syscall]bool)119		for _, id := range syscallsIDs {120			syscalls[target.Syscalls[id]] = true121		}122		var disabled map[*prog.Syscall]string123		syscalls, disabled = target.TransitivelyEnabledCalls(syscalls)124		for c, reason := range disabled {125			fmt.Fprintf(os.Stderr, "disabling %v: %v\n", c.Name, reason)126		}127	}128	data, err := ioutil.ReadFile(flag.Arg(0))129	if err != nil {130		fmt.Fprintf(os.Stderr, "failed to read prog file: %v\n", err)131		os.Exit(1)132	}133	poc, err := target.Deserialize(data, prog.NonStrict)134	if err != nil {135		fmt.Fprintf(os.Stderr, "failed to deserialize the program: %v\n", err)136		os.Exit(1)137	}138	argMaps := parseArg(poc)139	logArgMap(argMaps)140	var p *prog.Prog141	if flag.NArg() == 0 {142		fmt.Printf("please specify the input to be mutated\n")143		os.Exit(-1)144	} else {145		data, err := ioutil.ReadFile(flag.Arg(0))146		if err != nil {147			fmt.Fprintf(os.Stderr, "failed to read prog file: %v\n", err)148			os.Exit(1)149		}150		p, err = target.Deserialize(data, prog.NonStrict)151		if err != nil {152			fmt.Fprintf(os.Stderr, "failed to deserialize the program: %v\n", err)153			os.Exit(1)154		}155		fmt.Printf("Original input: %s\n", p.Serialize())156		for _, c := range p.Calls {157			args := argMaps[c.Meta.Name]158			if len(args) == 0 {159				fmt.Printf("skip %s\n", c.Meta.Name)160				continue161			}162			prog.ForeachArg(c, func(arg prog.Arg, ctx *prog.ArgCtx) {163				switch arg.(type) {164				// case *prog.UnionArg, *prog.GroupArg, *prog.StructArg:165				default:166					for _, pocArg := range args {...

mutate.go

Source:mutate.go

...27func main() {28	flag.Parse()29	target, err := prog.GetTarget(*flagOS, *flagArch)30	if err != nil {31		fmt.Fprintf(os.Stderr, "%v", err)32		os.Exit(1)33	}34	var syscalls map[*prog.Syscall]bool35	if *flagEnable != "" {36		enabled := strings.Split(*flagEnable, ",")37		syscallsIDs, err := mgrconfig.ParseEnabledSyscalls(target, enabled, nil)38		if err != nil {39			fmt.Fprintf(os.Stderr, "failed to parse enabled syscalls: %v", err)40			os.Exit(1)41		}42		syscalls = make(map[*prog.Syscall]bool)43		for _, id := range syscallsIDs {44			syscalls[target.Syscalls[id]] = true45		}46		var disabled map[*prog.Syscall]string47		syscalls, disabled = target.TransitivelyEnabledCalls(syscalls)48		for c, reason := range disabled {49			fmt.Fprintf(os.Stderr, "disabling %v: %v\n", c.Name, reason)50		}51	}52	seed := time.Now().UnixNano()53	if *flagSeed != -1 {54		seed = int64(*flagSeed)55	}56	corpus, err := db.ReadCorpus(*flagCorpus, target)57	if err != nil {58		fmt.Fprintf(os.Stderr, "failed to read corpus: %v", err)59		os.Exit(1)60	}61	rs := rand.NewSource(seed)62	ct := target.BuildChoiceTable(corpus, syscalls)63	var p *prog.Prog64	if flag.NArg() == 0 {65		p = target.Generate(rs, *flagLen, ct)66	} else {67		data, err := ioutil.ReadFile(flag.Arg(0))68		if err != nil {69			fmt.Fprintf(os.Stderr, "failed to read prog file: %v\n", err)70			os.Exit(1)71		}72		p, err = target.Deserialize(data, prog.NonStrict)73		if err != nil {74			fmt.Fprintf(os.Stderr, "failed to deserialize the program: %v\n", err)75			os.Exit(1)76		}77		for _, c := range p.Calls {78			fmt.Printf("in syscall %s:\n", c.Meta.Name)79			prog.ForeachArg(c, func(arg prog.Arg, ctx *prog.ArgCtx) {80				fmt.Printf("%s : %s\n", arg.Type().String(), arg.Type().Name())81				fmt.Printf("Temple name: %s\n", arg.Type().TemplateName())82				fmt.Printf("Type: %T\n", arg)83				fmt.Printf("Type2: %T\n", arg.Type())84				switch a := arg.Type().(type) {85				case *prog.StructType:86					for _, f := range a.Fields {87						fmt.Printf("In structure: type: %T, name: %s, string: %s\n", f.Type, f.Type.Name(), f.Type.String())88						switch a := f.Type.(type) {...

printf

Using AI Code Generation

1import (2func main() {3	prog.Println("Hello World")4	prog.Print("Hello World")5	prog.Printf("Hello World")6}7import "fmt"8func Println(a ...interface{}) (n int, err error) {9	return fmt.Println(a)10}11func Print(a ...interface{}) (n int, err error) {12	return fmt.Print(a)13}14func Printf(format string, a ...interface{}) (n int, err error) {15	return fmt.Printf(format, a)16}

printf

Using AI Code Generation

1import "fmt"2func main() {3       fmt.Println("Hello, playground")4       fmt.Printf("Hello, %s", "playground")5}6import "fmt"7func main() {8       fmt.Println("Hello, playground")9       fmt.Printf("Hello, %s", "playground")10}11import "fmt"12func main() {13       fmt.Println("Hello, playground")14       fmt.Printf("Hello, %s", "playground")15       fmt.Scanln(&input)16       fmt.Println("Hello", input)17}18import "fmt"19func main() {20       fmt.Println("Hello, playground")21       fmt.Printf("Hello, %s", "playground")22       fmt.Scanln(&input)23       fmt.Println("Hello", input)24}25import "fmt"26func main() {27       fmt.Println("Hello, playground")28       fmt.Printf("Hello, %s", "playground")29       fmt.Scanln(&input)30       fmt.Println("Hello", input)31       fmt.Scanf("Hello, %s", &input)32       fmt.Println("Hello", input)33}34import "fmt"35func main() {36       fmt.Println("Hello, playground")37       fmt.Printf("Hello, %s", "playground")38       fmt.Scanln(&input)39       fmt.Println("Hello", input)40       fmt.Scanf("Hello, %s", &input)41       fmt.Println("Hello", input)42}43import "fmt"44func main() {45       fmt.Println("Hello, playground")46       fmt.Printf("Hello, %s", "playground")47       fmt.Scanln(&input)48       fmt.Println("Hello", input)49       fmt.Scanf("Hello, %s", &input)50       fmt.Println("Hello", input)51       fmt.Scan(&input)52       fmt.Println("Hello", input)53}54import "fmt"55func main() {56       fmt.Println("Hello, playground")57       fmt.Printf("Hello, %s", "playground")

printf

Using AI Code Generation

1import "fmt"2func main(){3    fmt.Printf("Hello World")4}5func Printf(format string, a ...interface{}) (n int, err error)6import "fmt"7func main(){8    fmt.Printf("Hello World")9}10func Println(a ...interface{}) (n int, err error)11import "fmt"12func main(){13    fmt.Println("Hello World")14}15func Scanf(format string, a ...interface{}) (n int, err error)16import "fmt"

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.