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How to use extractFromELF method of main Package

Best Syzkaller code snippet using main.extractFromELF

fetch.go

Source:fetch.go

...69	}70	defer os.Remove(bin)71	var flagVals []uint6472	if data.ExtractFromELF {73		flagVals, err = extractFromELF(bin)74	} else {75		flagVals, err = extractFromExecutable(bin)76	}77	if err != nil {78		return nil, nil, err79	}80	if len(flagVals) != len(data.Values) {81		return nil, nil, fmt.Errorf("fetched wrong number of values %v, want != %v",82			len(flagVals), len(data.Values))83	}84	res := make(map[string]uint64)85	for i, name := range data.Values {86		res[name] = flagVals[i]87	}88	return res, undeclared, nil89}90type CompileData struct {91	*extractParams92	Defines  map[string]string93	Includes []string94	Values   []string95}96func compile(cc string, args []string, data *CompileData) (string, []byte, error) {97	src := new(bytes.Buffer)98	if err := srcTemplate.Execute(src, data); err != nil {99		return "", nil, fmt.Errorf("failed to generate source: %v", err)100	}101	binFile, err := osutil.TempFile("syz-extract-bin")102	if err != nil {103		return "", nil, err104	}105	args = append(args, []string{106		"-x", "c", "-",107		"-o", binFile,108		"-w",109	}...)110	if data.ExtractFromELF {111		args = append(args, "-c")112	}113	cmd := osutil.Command(cc, args...)114	cmd.Stdin = src115	if out, err := cmd.CombinedOutput(); err != nil {116		os.Remove(binFile)117		return "", out, err118	}119	return binFile, nil, nil120}121func extractFromExecutable(binFile string) ([]uint64, error) {122	out, err := osutil.Command(binFile).CombinedOutput()123	if err != nil {124		return nil, fmt.Errorf("failed to run flags binary: %v\n%s", err, out)125	}126	if len(out) == 0 {127		return nil, nil128	}129	var vals []uint64130	for _, val := range strings.Split(string(out), " ") {131		n, err := strconv.ParseUint(val, 10, 64)132		if err != nil {133			return nil, fmt.Errorf("failed to parse value: %v (%v)", err, val)134		}135		vals = append(vals, n)136	}137	return vals, nil138}139func extractFromELF(binFile string) ([]uint64, error) {140	f, err := os.Open(binFile)141	if err != nil {142		return nil, err143	}144	ef, err := elf.NewFile(f)145	if err != nil {146		return nil, err147	}148	for _, sec := range ef.Sections {149		if sec.Name != "syz_extract_data" {150			continue151		}152		data, err := ioutil.ReadAll(sec.Open())153		if err != nil {...

extractFromELF

Using AI Code Generation

1import (2func main() {3	extractFromELF(os.Args[1])4}5import (6func main() {7	extractFromELF(os.Args[1])8}9import (10func main() {11	extractFromELF(os.Args[1])12}13import (14func main() {15	extractFromELF(os.Args[1])16}

extractFromELF

Using AI Code Generation

1import (2func main() {3	flag.Parse()4	if flag.NArg() == 0 {5		fmt.Println("Please enter a valid ELF file")6		os.Exit(1)7	}8	if _, err := os.Stat(flag.Arg(0)); os.IsNotExist(err) {9		fmt.Println("File does not exist")10		os.Exit(1)11	}12	if !strings.HasSuffix(flag.Arg(0), ".elf") {13		fmt.Println("File is not ELF")14		os.Exit(1)15	}16	symbols := extractFromELF(flag.Arg(0))17	fmt.Println(symbols)18}

extractFromELF

Using AI Code Generation

1import (2func main() {3 fmt.Println("Hello, playground")4 var x = main.ExtractFromELF("test")5 fmt.Println(x)6}

extractFromELF

Using AI Code Generation

1import (2func main() {3	fmt.Println("Hello World")4	if len(os.Args) != 2 {5		fmt.Println("Usage: 2.go <executable file>")6		os.Exit(1)7	}8	elfFile, err := extractFromELF(os.Args[1])9	if err != nil {10		fmt.Println(err)11		os.Exit(1)12	}13	fmt.Println(elfFile)14}

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