本文整理汇总了Golang中debug/elf.Open函数的典型用法代码示例。如果您正苦于以下问题:Golang Open函数的具体用法?Golang Open怎么用?Golang Open使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了Open函数的15个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Golang代码示例。
示例1: sanity
func sanity() {
goBinGo := path.Join(config.Gosrcroot, "go/bin/go")
log.Printf("check %v as the go binary", goBinGo)
_, err := os.Stat(goBinGo)
if err == nil {
config.Go = "go/bin/go"
}
// but does the one in go/bin/OS_ARCH exist too?
archgo := fmt.Sprintf("bin/%s_%s/go", config.Goos, config.Arch)
linuxBinGo := path.Join(config.Gosrcroot, archgo)
log.Printf("check %v as the go binary", linuxBinGo)
_, err = os.Stat(linuxBinGo)
if err == nil {
config.Go = archgo
goBinGo = linuxBinGo
}
log.Printf("Using %v as the go command", goBinGo)
if config.Go == "" {
log.Fatalf("Can't find a go binary! Is GOROOT set correctly?")
}
f, err := elf.Open(goBinGo)
if err != nil {
log.Fatalf("%v is not an ELF file; don't know what to do", goBinGo)
}
ds := f.SectionByType(elf.SHT_DYNAMIC)
if ds != nil {
log.Printf("U-root requires a staticically built go tree at present. %v is dynamic.", goBinGo)
log.Fatalf("To fix this:\ncd %v/src\nexport CGO_ENABLED=0\nGOARCH=%v ./make.bash", config.Goroot, config.Arch)
}
}
示例2: IsELF
func IsELF(fPath string) error {
if _, err := elf.Open(fPath); err != nil {
return err
}
return nil
}
示例3: cmdMode
func cmdMode(cmd string, args []string) error {
f, err := elf.Open(cmd)
if err != nil {
return err
}
defer f.Close()
// Set mem limits
for _, p := range f.Progs {
if p.Type != elf.PT_LOAD {
continue
}
if p.Vaddr < startAddr {
startAddr = p.Vaddr
}
if addr := p.Vaddr + p.Memsz; addr > endAddr {
endAddr = addr
}
}
pt, err := ForkExec(cmd, args)
if err != nil {
return err
}
if err := pt.Wait(printPC); err != nil {
return err
}
return nil
}
示例4: getDwarf
func getDwarf(execname string) *dwarf.Data {
e, err := elf.Open(execname)
if err == nil {
defer e.Close()
d, err := e.DWARF()
if err == nil {
return d
}
}
m, err := macho.Open(execname)
if err == nil {
defer m.Close()
d, err := m.DWARF()
if err == nil {
return d
}
}
p, err := pe.Open(execname)
if err == nil {
defer p.Close()
d, err := p.DWARF()
if err == nil {
return d
}
}
log.Fatal("can't get dwarf info from executable", err)
return nil
}
示例5: FindFunc
func FindFunc(fileName string, pc uint64) (s elf.Symbol, err error) {
file, err := elf.Open(fileName)
if err != nil {
return elf.Symbol{}, err
}
symbols, err := file.Symbols()
if err != nil {
return elf.Symbol{}, err
}
funcSymbols := make(Symbols, 0)
for _, symbol := range symbols {
if elf.ST_TYPE(symbol.Info) == elf.STT_FUNC {
funcSymbols = append(funcSymbols, symbol)
}
}
n := len(funcSymbols)
if n == 0 {
return elf.Symbol{}, &ErrNoFunctions{}
}
sort.Sort(funcSymbols)
i := sort.Search(n, func(i int) bool { return funcSymbols[i].Value >= pc })
if i != 0 || funcSymbols[i].Value <= pc {
if i == n || (funcSymbols[i].Value != pc && i != 0) {
i--
}
return funcSymbols[i], nil
}
return elf.Symbol{}, &ErrFunctionNotFound{}
}
示例6: testBuildID
func testBuildID(t *testing.T) {
f, err := elf.Open("/proc/self/exe")
if err != nil {
if os.IsNotExist(err) {
t.Skip("no /proc/self/exe")
}
t.Fatal("opening /proc/self/exe: ", err)
}
defer f.Close()
c := 0
for i, s := range f.Sections {
if s.Type != elf.SHT_NOTE {
continue
}
d, err := s.Data()
if err != nil {
t.Logf("reading data of note section %d: %v", i, err)
continue
}
for len(d) > 0 {
// ELF standards differ as to the sizes in
// note sections. Both the GNU linker and
// gold always generate 32-bit sizes, so that
// is what we assume here.
if len(d) < 12 {
t.Logf("note section %d too short (%d < 12)", i, len(d))
continue
}
namesz := f.ByteOrder.Uint32(d)
descsz := f.ByteOrder.Uint32(d[4:])
typ := f.ByteOrder.Uint32(d[8:])
an := (namesz + 3) &^ 3
ad := (descsz + 3) &^ 3
if int(12+an+ad) > len(d) {
t.Logf("note section %d too short for header (%d < 12 + align(%d,4) + align(%d,4))", i, len(d), namesz, descsz)
continue
}
// 3 == NT_GNU_BUILD_ID
if typ == 3 && namesz == 4 && bytes.Equal(d[12:16], []byte("GNU\000")) {
c++
}
d = d[12+an+ad:]
}
}
if c > 1 {
t.Errorf("found %d build ID notes", c)
}
}
示例7: main
func main() {
file, err := elf.Open("hello")
if err != nil {
log.Fatalf("failed opening file: %s", err)
}
defer file.Close()
printDwarfInformation(file)
}
示例8: main
func main() {
file, err := elf.Open("bash.elf")
if err != nil {
log.Fatalf("failed opening file: %s", err)
}
defer file.Close()
printFileInformation(file)
}
示例9: crack
func crack(file string, t *testing.T) (*elf.File, *Table) {
// Open self
f, err := elf.Open(file)
if err != nil {
t.Fatal(err)
}
return parse(file, f, t)
}
示例10: main
func main() {
file, err := elf.Open("doozerd")
if err != nil {
log.Fatalf("failed opening file: %s", err)
}
defer file.Close()
processGoInformation(file)
}
示例11: dynimport
func dynimport(obj string) {
if f, err := elf.Open(obj); err == nil {
sym, err := f.ImportedSymbols()
if err != nil {
fatalf("cannot load imported symbols from ELF file %s: %v", obj, err)
}
for _, s := range sym {
targ := s.Name
if s.Version != "" {
targ += "@" + s.Version
}
fmt.Printf("#pragma dynimport %s %s %q\n", s.Name, targ, s.Library)
}
lib, err := f.ImportedLibraries()
if err != nil {
fatalf("cannot load imported libraries from ELF file %s: %v", obj, err)
}
for _, l := range lib {
fmt.Printf("#pragma dynimport _ _ %q\n", l)
}
return
}
if f, err := macho.Open(obj); err == nil {
sym, err := f.ImportedSymbols()
if err != nil {
fatalf("cannot load imported symbols from Mach-O file %s: %v", obj, err)
}
for _, s := range sym {
if len(s) > 0 && s[0] == '_' {
s = s[1:]
}
fmt.Printf("#pragma dynimport %s %s %q\n", s, s, "")
}
lib, err := f.ImportedLibraries()
if err != nil {
fatalf("cannot load imported libraries from Mach-O file %s: %v", obj, err)
}
for _, l := range lib {
fmt.Printf("#pragma dynimport _ _ %q\n", l)
}
return
}
if f, err := pe.Open(obj); err == nil {
sym, err := f.ImportedSymbols()
if err != nil {
fatalf("cannot load imported symbols from PE file %s: %v", obj, err)
}
for _, s := range sym {
ss := strings.Split(s, ":", -1)
fmt.Printf("#pragma dynimport %s %s %q\n", ss[0], ss[0], strings.ToLower(ss[1]))
}
return
}
fatalf("cannot parse %s as ELF, Mach-O or PE", obj)
}
示例12: data2c
func data2c(name string, path string) (string, error) {
var out []byte
var in []byte
if elf, err := elf.Open(path); err == nil {
elf.Close()
cwd, err := os.Getwd()
tmpf, err := ioutil.TempFile(cwd, name)
if err != nil {
log.Fatalf("%v\n", err)
}
args := []string{"-o", tmpf.Name(), path}
cmd := exec.Command(toolprefix+"strip", args...)
cmd.Env = nil
cmd.Stdin = os.Stdin
cmd.Stderr = os.Stderr
cmd.Stdout = os.Stdout
log.Printf("%v", cmd.Args)
err = cmd.Run()
if err != nil {
log.Fatalf("%v\n", err)
}
in, err = ioutil.ReadAll(tmpf)
if err != nil {
log.Fatalf("%v\n", err)
}
tmpf.Close()
os.Remove(tmpf.Name())
} else {
var file *os.File
var err error
if file, err = os.Open(path); err != nil {
log.Fatalf("%v", err)
}
in, err = ioutil.ReadAll(file)
if err != nil {
log.Fatalf("%v\n", err)
}
file.Close()
}
total := len(in)
out = []byte(fmt.Sprintf("static unsigned char ramfs_%s_code[] = {\n", name))
for len(in) > 0 {
for j := 0; j < 16 && len(in) > 0; j++ {
out = append(out, []byte(fmt.Sprintf("0x%02x, ", in[0]))...)
in = in[1:]
}
out = append(out, '\n')
}
out = append(out, []byte(fmt.Sprintf("0,\n};\nint ramfs_%s_len = %v;\n", name, total))...)
return string(out), nil
}
示例13: HasSection
func HasSection(path string) bool {
file, err := elf.Open(path)
if err != nil {
return false
}
defer file.Close()
return file.Section("goblet") != nil
}
示例14: main
func main() {
f, err := elf.Open(os.Args[0])
if err != nil {
fmt.Println(" ", err)
return
}
fmt.Println(f.FileHeader.ByteOrder)
f.Close()
}
示例15: dump_elf
func dump_elf(filename string) int {
file, err := elf.Open(filename)
if err != nil {
fmt.Printf("Couldn’t open file : \"%s\" as an ELF.\n")
return 2
}
dump_dynstr(file)
dump_symbols(file)
return 0
}