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Syzkaller
main
writeExecutorSyscalls

How to use writeExecutorSyscalls method of main Package

Best Syzkaller code snippet using main.writeExecutorSyscalls

sysgen.go

Source:sysgen.go

...99			if count == len(jobs) {100				failf("%v is unsupported on all arches (typo?)", what)101			}102		}103		writeExecutorSyscalls(OS, syscallArchs)104	}105	if *flagMemProfile != "" {106		f, err := os.Create(*flagMemProfile)107		if err != nil {108			failf("could not create memory profile: ", err)109		}110		runtime.GC() // get up-to-date statistics111		if err := pprof.WriteHeapProfile(f); err != nil {112			failf("could not write memory profile: ", err)113		}114		f.Close()115	}116}117func generate(target *targets.Target, prg *compiler.Prog, consts map[string]uint64, out io.Writer) {118	fmt.Fprintf(out, "// AUTOGENERATED FILE\n")119	fmt.Fprintf(out, "package %v\n\n", target.OS)120	fmt.Fprintf(out, "import . \"github.com/google/syzkaller/prog\"\n\n")121	fmt.Fprintf(out, "func init() {\n")122	fmt.Fprintf(out, "\tRegisterTarget(&Target{OS: %q, Arch: %q, Revision: revision_%v, PtrSize: %v,"+123		"Syscalls: syscalls_%v, Resources: resources_%v, Structs: structDescs_%v, Consts: consts_%v}, "+124		"initTarget)\n",125		target.OS, target.Arch, target.Arch, target.PtrSize,126		target.Arch, target.Arch, target.Arch, target.Arch)127	fmt.Fprintf(out, "}\n\n")128	fmt.Fprintf(out, "var resources_%v = ", target.Arch)129	serializer.Write(out, prg.Resources)130	fmt.Fprintf(out, "\n\n")131	fmt.Fprintf(out, "var structDescs_%v = ", target.Arch)132	serializer.Write(out, prg.StructDescs)133	fmt.Fprintf(out, "\n\n")134	fmt.Fprintf(out, "var syscalls_%v = ", target.Arch)135	serializer.Write(out, prg.Syscalls)136	fmt.Fprintf(out, "\n\n")137	constArr := make([]prog.ConstValue, 0, len(consts))138	for name, val := range consts {139		constArr = append(constArr, prog.ConstValue{name, val})140	}141	sort.Slice(constArr, func(i, j int) bool {142		return constArr[i].Name < constArr[j].Name143	})144	fmt.Fprintf(out, "var consts_%v = ", target.Arch)145	serializer.Write(out, constArr)146	fmt.Fprintf(out, "\n\n")147}148func generateExecutorSyscalls(target *targets.Target, syscalls []*prog.Syscall, rev string) []byte {149	type SyscallData struct {150		Name     string151		CallName string152		NR       int32153		NeedCall bool154	}155	type ArchData struct {156		Revision string157		GOARCH   string158		CARCH    []string159		Calls    []SyscallData160		Fake     []SyscallData161	}162	data := ArchData{163		Revision: rev,164		GOARCH:   target.Arch,165		CARCH:    target.CArch,166	}167	fake := make(map[string]uint64)168	for _, c := range syscalls {169		syz := strings.HasPrefix(c.CallName, "syz_")170		if syz {171			fake[c.CallName] = c.NR172		}173		data.Calls = append(data.Calls, SyscallData{174			Name:     c.Name,175			CallName: c.CallName,176			NR:       int32(c.NR),177			NeedCall: syz || !target.SyscallNumbers,178		})179	}180	for name, nr := range fake {181		data.Fake = append(data.Fake, SyscallData{182			Name: name,183			NR:   int32(nr),184		})185	}186	sort.Slice(data.Calls, func(i, j int) bool {187		return data.Calls[i].Name < data.Calls[j].Name188	})189	sort.Slice(data.Fake, func(i, j int) bool {190		return data.Fake[i].Name < data.Fake[j].Name191	})192	buf := new(bytes.Buffer)193	if err := archTempl.Execute(buf, data); err != nil {194		failf("failed to execute arch template: %v", err)195	}196	return buf.Bytes()197}198func writeExecutorSyscalls(OS string, archs [][]byte) {199	buf := new(bytes.Buffer)200	buf.WriteString("// AUTOGENERATED FILE\n\n")201	for _, arch := range archs {202		buf.Write(arch)203	}204	writeFile(filepath.Join("executor", fmt.Sprintf("syscalls_%v.h", OS)), buf.Bytes())205}206func writeSource(file string, data []byte) {207	src, err := format.Source(data)208	if err != nil {209		fmt.Printf("%s\n", data)210		failf("failed to format output: %v", err)211	}212	if oldSrc, err := ioutil.ReadFile(file); err == nil && bytes.Equal(src, oldSrc) {...

writeExecutorSyscalls

Using AI Code Generation

1import (2func main() {3	var (4	pid, err := syscall.ForkExec("/bin/ls", []string{"ls", "-l", "/"}, &syscall.ProcAttr{Files: []uintptr{0, 1, 2}})5	if err != nil {6		panic(err)7	}8	_, err = syscall.Wait4(pid, &status, 0, &rusage)9	if err != nil {10		panic(err)11	}12}13import (14func main() {15	var (16	pid, err := syscall.ForkExec("/bin/ls", []string{"ls", "-l", "/"}, &syscall.ProcAttr{Files: []uintptr{0, 1, 2}})17	if err != nil {18		panic(err)19	}20	_, err = syscall.Wait4(pid, &status, 0, &rusage)21	if err != nil {22		panic(err)23	}24	fmt.Println("status is", status)25	fmt.Println("rusage is", rusage)26}27import (28func main() {29	var (30	pid, err := syscall.ForkExec("/bin/ls", []string{"ls", "-l", "/"}, &syscall.ProcAttr{Files: []uintptr{0, 1, 2}})31	if err != nil {32		panic(err)33	}34	_, err = syscall.Wait4(pid, &status, 0, &rusage)35	if err != nil {36		panic(err)37	}38	fmt.Println("status is", status)39	fmt.Println("rusage is", rusage)40	fmt.Println("status is", status.Exited())41	fmt.Println("status is", status.Signaled())42	fmt.Println("status is", status.Stopped())43	fmt.Println("status is", status.Continued())44	fmt.Println("status

writeExecutorSyscalls

Using AI Code Generation

1import (2func main() {3    fmt.Println("hello world")4    writeExecutorSyscalls()5}6func writeExecutorSyscalls() {7    fmt.Println("writeExecutorSyscalls")8    fd, err := syscall.Open("test.txt", os.O_CREATE|os.O_WRONLY, 0666)9    if err != nil {10        fmt.Printf("open error: %v11        os.Exit(1)12    }13    defer syscall.Close(fd)14    syscall.Write(fd, []byte("hello, world15}

writeExecutorSyscalls

Using AI Code Generation

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

writeExecutorSyscalls

Using AI Code Generation

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

writeExecutorSyscalls

Using AI Code Generation

1import (2func main() {3	fmt.Println("Hello World")4	writeExecutorSyscalls()5}6func writeExecutorSyscalls() {7	fd, err := syscall.Open("test.txt", syscall.O_WRONLY|syscall.O_CREAT|syscall.O_TRUNC, 0777)8	if err != nil {9		fmt.Println("Error in opening file")10	}11	_, err = syscall.Write(fd, []byte("Hello World"))12	if err != nil {13		fmt.Println("Error in writing file")14	}15	err = syscall.Close(fd)16	if err != nil {17		fmt.Println("Error in closing file")18	}19}20Your name to display (optional):

writeExecutorSyscalls

Using AI Code Generation

1import (2func main() {3	fmt.Println("Start of main")4	writeExecutorSyscalls()5	fmt.Println("End of main")6}7import (8func writeExecutorSyscalls() {9	fmt.Println("Start of writeExecutorSyscalls")10	f, err := os.Create("test.txt")11	if err != nil {12		fmt.Println(err)13	}14	l, err := f.WriteString("Hello World")15	if err != nil {16		fmt.Println(err)17		f.Close()18	}19	fmt.Println(l, "bytes written successfully")20	err = f.Close()21	if err != nil {22		fmt.Println(err)23	}24	fmt.Println("End of writeExecutorSyscalls")25}

writeExecutorSyscalls

Using AI Code Generation

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

writeExecutorSyscalls

Using AI Code Generation

1import (2func main() {3	fmt.Println("Calling syscall")4	syscall.WriteExecutorSyscalls()5}6import "C"7func main() {8	C.writeExecutorSyscalls()9}

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