How to use extractStringConst method of host Package

Best Syzkaller code snippet using host.extractStringConst

host.go

Source:host.go

...61			// This is for syz_open_dev$char/block.62			// They are currently commented out, but in case one enables them.63			return true64		}65		fname, ok := extractStringConst(c.Args[0])66		if !ok {67			panic("first open arg is not a pointer to string const")68		}69		if syscall.Getuid() != 0 {70			return false71		}72		var check func(dev string) bool73		check = func(dev string) bool {74			if !strings.Contains(dev, "#") {75				_, err := os.Stat(dev)76				return err == nil77			}78			for i := 0; i < 10; i++ {79				if check(strings.Replace(dev, "#", strconv.Itoa(i), 1)) {80					return true81				}82			}83			return false84		}85		return check(fname)86	case "syz_open_pts":87		return true88	case "syz_fuse_mount":89		_, err := os.Stat("/dev/fuse")90		return err == nil91	case "syz_fuseblk_mount":92		_, err := os.Stat("/dev/fuse")93		return err == nil && syscall.Getuid() == 094	case "syz_emit_ethernet":95		fd, err := syscall.Open("/dev/net/tun", syscall.O_RDWR, 0)96		if err == nil {97			syscall.Close(fd)98		}99		return err == nil && syscall.Getuid() == 0100	case "syz_kvm_setup_cpu":101		switch c.Name {102		case "syz_kvm_setup_cpu$x86":103			return runtime.GOARCH == "amd64" || runtime.GOARCH == "386"104		case "syz_kvm_setup_cpu$arm64":105			return runtime.GOARCH == "arm64"106		}107	}108	panic("unknown syzkall: " + c.Name)109}110func isSupportedSocket(c *sys.Call) bool {111	af, ok := c.Args[0].(*sys.ConstType)112	if !ok {113		println(c.Name)114		panic("socket family is not const")115	}116	fd, err := syscall.Socket(int(af.Val), 0, 0)117	if fd != -1 {118		syscall.Close(fd)119	}120	return err != syscall.ENOSYS && err != syscall.EAFNOSUPPORT121}122func isSupportedOpen(c *sys.Call) bool {123	fname, ok := extractStringConst(c.Args[0])124	if !ok {125		return true126	}127	fd, err := syscall.Open(fname, syscall.O_RDONLY, 0)128	if fd != -1 {129		syscall.Close(fd)130	}131	return err == nil132}133func isSupportedOpenAt(c *sys.Call) bool {134	fname, ok := extractStringConst(c.Args[1])135	if !ok {136		return true137	}138	fd, err := syscall.Open(fname, syscall.O_RDONLY, 0)139	if fd != -1 {140		syscall.Close(fd)141	}142	return err == nil143}144func extractStringConst(typ sys.Type) (string, bool) {145	ptr, ok := typ.(*sys.PtrType)146	if !ok {147		panic("first open arg is not a pointer to string const")148	}149	str, ok := ptr.Type.(*sys.BufferType)150	if !ok || str.Kind != sys.BufferString || len(str.Values) != 1 {151		return "", false152	}153	v := str.Values[0]154	v = v[:len(v)-1] // string terminating \x00155	return v, true156}...

host_linux.go

Source:host_linux.go

...58			// This is for syz_open_dev$char/block.59			// They are currently commented out, but in case one enables them.60			return true61		}62		fname, ok := extractStringConst(c.Args[0])63		if !ok {64			panic("first open arg is not a pointer to string const")65		}66		if syscall.Getuid() != 0 {67			return false68		}69		var check func(dev string) bool70		check = func(dev string) bool {71			if !strings.Contains(dev, "#") {72				return osutil.IsExist(dev)73			}74			for i := 0; i < 10; i++ {75				if check(strings.Replace(dev, "#", strconv.Itoa(i), 1)) {76					return true77				}78			}79			return false80		}81		return check(fname)82	case "syz_open_pts":83		return true84	case "syz_fuse_mount":85		return osutil.IsExist("/dev/fuse")86	case "syz_fuseblk_mount":87		return osutil.IsExist("/dev/fuse") && syscall.Getuid() == 088	case "syz_emit_ethernet", "syz_extract_tcp_res":89		fd, err := syscall.Open("/dev/net/tun", syscall.O_RDWR, 0)90		if err == nil {91			syscall.Close(fd)92		}93		return err == nil && syscall.Getuid() == 094	case "syz_kvm_setup_cpu":95		switch c.Name {96		case "syz_kvm_setup_cpu$x86":97			return runtime.GOARCH == "amd64" || runtime.GOARCH == "386"98		case "syz_kvm_setup_cpu$arm64":99			return runtime.GOARCH == "arm64"100		}101	}102	panic("unknown syzkall: " + c.Name)103}104func isSupportedSocket(c *prog.Syscall) bool {105	af, ok := c.Args[0].(*prog.ConstType)106	if !ok {107		println(c.Name)108		panic("socket family is not const")109	}110	fd, err := syscall.Socket(int(af.Val), 0, 0)111	if fd != -1 {112		syscall.Close(fd)113	}114	return err != syscall.ENOSYS && err != syscall.EAFNOSUPPORT115}116func isSupportedOpen(c *prog.Syscall) bool {117	fname, ok := extractStringConst(c.Args[0])118	if !ok {119		return true120	}121	fd, err := syscall.Open(fname, syscall.O_RDONLY, 0)122	if fd != -1 {123		syscall.Close(fd)124	}125	return err == nil126}127func isSupportedOpenAt(c *prog.Syscall) bool {128	fname, ok := extractStringConst(c.Args[1])129	if !ok {130		return true131	}132	fd, err := syscall.Open(fname, syscall.O_RDONLY, 0)133	if fd != -1 {134		syscall.Close(fd)135	}136	return err == nil137}138func extractStringConst(typ prog.Type) (string, bool) {139	ptr, ok := typ.(*prog.PtrType)140	if !ok {141		panic("first open arg is not a pointer to string const")142	}143	str, ok := ptr.Type.(*prog.BufferType)144	if !ok || str.Kind != prog.BufferString || len(str.Values) != 1 {145		return "", false146	}147	v := str.Values[0]148	v = v[:len(v)-1] // string terminating \x00149	return v, true150}...

extractStringConst

Using AI Code Generation

1import (2type host struct {3}4func (h *host) extractStringConst() string {5	return strings.Split(h.name, ".")[0]6}7func main() {8	h := host{"test.com"}9	fmt.Println(h.extractStringConst())10}11import (12type host struct {13}14func (h *host) extractStringConst() string {15	return strings.Split(h.name, ".")[0]16}17func main() {18	h := host{"test.com"}19	fmt.Println(h.extractStringConst())20}21import (22type host struct {23}24func (h *host) extractStringConst() string {25	return strings.Split(h.name, ".")[0]26}27func main() {28	h := host{"test.com"}29	fmt.Println(h.extractStringConst())30}31import (32type host struct {33}34func (h *host) extractStringConst() string {35	return strings.Split(h.name, ".")[0]36}37func main() {38	h := host{"test.com"}39	fmt.Println(h.extractStringConst())40}41import (42type host struct {43}44func (h *host) extractStringConst() string {45	return strings.Split(h.name, ".")[0]46}47func main() {48	h := host{"test.com"}49	fmt.Println(h.extractStringConst())50}51import (52type host struct {53}54func (h *host) extractStringConst() string {55	return strings.Split(h.name, ".")[0]56}57func main() {58	h := host{"test.com"}59	fmt.Println(h.extractStringConst())60}61import (

extractStringConst

Using AI Code Generation

1import (2func extractStringConst() uintptr {3	return uintptr(unsafe.Pointer(&"hello, world"))4}5func main() {6	fmt.Println("Hello, playground")7}8import (9func extractStringConst() uintptr {10	return uintptr(unsafe.Pointer(&"hello, world"))11}12func main() {13	fmt.Println("Hello, playground")14}15import (16func extractStringConst() uintptr {17	return uintptr(unsafe.Pointer(&"hello, world"))18}19func main() {20	fmt.Println("Hello, playground")21}22import (23func extractStringConst() uintptr {24	return uintptr(unsafe.Pointer(&"hello, world"))25}26func main() {27	fmt.Println("Hello, playground")28}29import (30func extractStringConst() uintptr {31	return uintptr(unsafe.Pointer(&"hello, world"))32}33func main() {34	fmt.Println("Hello, playground")35}36import (37func extractStringConst() uintptr {38	return uintptr(unsafe.Pointer(&"hello, world"))39}40func main() {41	fmt.Println("Hello, playground")42}43import (44func extractStringConst() uintptr {45	return uintptr(unsafe.Pointer(&"hello, world"))46}47func main() {48	fmt.Println("Hello, playground")49}50import (

extractStringConst

Using AI Code Generation

1import java.io.*;2import java.util.*;3import java.util.regex.*;4{5    public static void main(String args[])throws IOException6    {7        String inFileName = "input.txt";8        String outFileName = "output.txt";9        File inFile = new File(inFileName);10        File outFile = new File(outFileName);11        if(!inFile.exists())12        {13            inFile.createNewFile();14        }15        if(!outFile.exists())16        {17            outFile.createNewFile();18        }19        FileWriter fstream = new FileWriter(outFileName);20        BufferedWriter out = new BufferedWriter(fstream);21        Scanner sc = new Scanner(inFile);22        while(sc.hasNextLine())23        {24            String str = sc.nextLine();25            String constStr = extractStringConst(str);26            if(!constStr.equals(""))27            {28                out.write(constStr);29                out.newLine();30            }31        }32        out.close();33    }34    public static String extractStringConst(String str)35    {36        String constStr = "";37        int i=0;38        while(i<str.length())39        {40            if(str.charAt(i)=='"')41            {42                i++;43                while(i<str.length() && str.charAt(i)!='"')44                {45                    constStr = constStr + str.charAt(i);46                    i++;47                }48                break;49            }50            {51                i++;52            }53        }54        return constStr;55    }56}57int a = 10;58String str = "Hello world";59float f = 10.5;60char ch = 'A';61double d = 10.5;62String str1 = "This is a string constant";

extractStringConst

Using AI Code Generation

1import java.io.*;2import java.util.*;3{4    public static void main(String args[])5    {6        String srcFileName = "C:\\Users\\Vishal\\Desktop\\2.go";7        String destFileName = "C:\\Users\\Vishal\\Desktop\\3.go";8        String stringConst = "";9        String stringConst1 = "";10        String stringConst2 = "";11        String stringConst3 = "";12        String stringConst4 = "";13        String stringConst5 = "";14        String stringConst6 = "";15        String stringConst7 = "";16        String stringConst8 = "";17        String stringConst9 = "";18        String stringConst10 = "";19        String stringConst11 = "";20        String stringConst12 = "";21        String stringConst13 = "";22        String stringConst14 = "";23        String stringConst15 = "";24        String stringConst16 = "";25        String stringConst17 = "";26        String stringConst18 = "";27        String stringConst19 = "";28        String stringConst20 = "";29        String stringConst21 = "";30        String stringConst22 = "";31        String stringConst23 = "";32        String stringConst24 = "";33        String stringConst25 = "";34        String stringConst26 = "";35        String stringConst27 = "";36        String stringConst28 = "";37        String stringConst29 = "";38        String stringConst30 = "";39        String stringConst31 = "";40        String stringConst32 = "";41        String stringConst33 = "";42        String stringConst34 = "";43        String stringConst35 = "";44        String stringConst36 = "";45        String stringConst37 = "";46        String stringConst38 = "";47        String stringConst39 = "";48        String stringConst40 = "";49        String stringConst41 = "";50        String stringConst42 = "";51        String stringConst43 = "";52        String stringConst44 = "";53        String stringConst45 = "";54        String stringConst46 = "";55        String stringConst47 = "";56        String stringConst48 = "";57        String stringConst49 = "";58        String stringConst50 = "";59        String stringConst51 = "";60        String stringConst52 = "";61        String stringConst53 = "";62        String stringConst54 = "";63        String stringConst55 = "";64        String stringConst56 = "";65        String stringConst57 = "";66        String stringConst58 = "";67        String stringConst59 = "";

extractStringConst

Using AI Code Generation

1import "fmt"2import "strings"3import "unicode/utf8"4func main() {5	fmt.Println("Enter the string literal")6	fmt.Scanln(&str)7	fmt.Println("The extracted string constant is")8	fmt.Println(extractStringConst(str))9}10func extractStringConst(str string) string {11	strConst = strings.Replace(str, "\"", "", -1)12}

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.