Merge pull request #2354 from cpuguy83/bump_continuity

Bump continuity to fix copy files > 2^32 bytes
This commit is contained in:
Michael Crosby 2018-05-24 13:31:38 -04:00 committed by GitHub
commit 05406125be
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
12 changed files with 66 additions and 821 deletions

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@ -4,7 +4,7 @@ github.com/containerd/cgroups fe281dd265766145e943a034aa41086474ea6130
github.com/containerd/typeurl f6943554a7e7e88b3c14aad190bf05932da84788
github.com/containerd/fifo 3d5202aec260678c48179c56f40e6f38a095738c
github.com/containerd/btrfs 2e1aa0ddf94f91fa282b6ed87c23bf0d64911244
github.com/containerd/continuity 3e8f2ea4b190484acb976a5b378d373429639a1a
github.com/containerd/continuity a60600ad77f38aaa70165825f61e2ea72e51c9b1
github.com/coreos/go-systemd 48702e0da86bd25e76cfef347e2adeb434a0d0a6
github.com/docker/go-metrics 4ea375f7759c82740c893fc030bc37088d2ec098
github.com/docker/go-events 9461782956ad83b30282bf90e31fa6a70c255ba9

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@ -72,7 +72,7 @@ func copyDirectory(dst, src string, inodes map[uint64]string) error {
if err := os.Link(link, target); err != nil {
return errors.Wrap(err, "failed to create hard link")
}
} else if err := copyFile(source, target); err != nil {
} else if err := CopyFile(target, source); err != nil {
return errors.Wrap(err, "failed to copy files")
}
case (fi.Mode() & os.ModeSymlink) == os.ModeSymlink:
@ -103,7 +103,9 @@ func copyDirectory(dst, src string, inodes map[uint64]string) error {
return nil
}
func copyFile(source, target string) error {
// CopyFile copies the source file to the target.
// The most efficient means of copying is used for the platform.
func CopyFile(target, source string) error {
src, err := os.Open(source)
if err != nil {
return errors.Wrapf(err, "failed to open source %s", source)

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@ -49,20 +49,26 @@ func copyFileContent(dst, src *os.File) error {
return errors.Wrap(err, "unable to stat source")
}
n, err := unix.CopyFileRange(int(src.Fd()), nil, int(dst.Fd()), nil, int(st.Size()), 0)
size := st.Size()
first := true
srcFd := int(src.Fd())
dstFd := int(dst.Fd())
for size > 0 {
n, err := unix.CopyFileRange(srcFd, nil, dstFd, nil, int(size), 0)
if err != nil {
if err != unix.ENOSYS && err != unix.EXDEV {
if (err != unix.ENOSYS && err != unix.EXDEV) || !first {
return errors.Wrap(err, "copy file range failed")
}
buf := bufferPool.Get().(*[]byte)
_, err = io.CopyBuffer(dst, src, *buf)
bufferPool.Put(buf)
return err
return errors.Wrap(err, "userspace copy failed")
}
if int64(n) != st.Size() {
return errors.Wrapf(err, "short copy: %d of %d", int64(n), st.Size())
first = false
size -= int64(n)
}
return nil

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@ -1,7 +1,9 @@
package fstest
import (
"io/ioutil"
"bytes"
"io"
"math/rand"
"net"
"os"
"path/filepath"
@ -22,9 +24,38 @@ func (a applyFn) Apply(root string) error {
// CreateFile returns a file applier which creates a file as the
// provided name with the given content and permission.
func CreateFile(name string, content []byte, perm os.FileMode) Applier {
return applyFn(func(root string) error {
f := func() io.Reader {
return bytes.NewReader(content)
}
return writeFileStream(name, f, perm)
}
// CreateRandomFile returns a file applier which creates a file with random
// content of the given size using the given seed and permission.
func CreateRandomFile(name string, seed, size int64, perm os.FileMode) Applier {
f := func() io.Reader {
return io.LimitReader(rand.New(rand.NewSource(seed)), size)
}
return writeFileStream(name, f, perm)
}
// writeFileStream returns a file applier which creates a file as the
// provided name with the given content from the provided i/o stream and permission.
func writeFileStream(name string, stream func() io.Reader, perm os.FileMode) Applier {
return applyFn(func(root string) (retErr error) {
fullPath := filepath.Join(root, name)
if err := ioutil.WriteFile(fullPath, content, perm); err != nil {
f, err := os.OpenFile(fullPath, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, perm)
if err != nil {
return err
}
defer func() {
err := f.Close()
if err != nil && retErr == nil {
retErr = err
}
}()
_, err = io.Copy(f, stream())
if err != nil {
return err
}
return os.Chmod(fullPath, perm)

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@ -1,61 +1,44 @@
package sysx
import "syscall"
// These functions will be generated by generate.sh
// $ GOOS=linux GOARCH=386 ./generate.sh xattr
// $ GOOS=linux GOARCH=amd64 ./generate.sh xattr
// $ GOOS=linux GOARCH=arm ./generate.sh xattr
// $ GOOS=linux GOARCH=arm64 ./generate.sh xattr
// $ GOOS=linux GOARCH=ppc64 ./generate.sh xattr
// $ GOOS=linux GOARCH=ppc64le ./generate.sh xattr
// $ GOOS=linux GOARCH=s390x ./generate.sh xattr
import "golang.org/x/sys/unix"
// Listxattr calls syscall listxattr and reads all content
// and returns a string array
func Listxattr(path string) ([]string, error) {
return listxattrAll(path, syscall.Listxattr)
return listxattrAll(path, unix.Listxattr)
}
// Removexattr calls syscall removexattr
func Removexattr(path string, attr string) (err error) {
return syscall.Removexattr(path, attr)
return unix.Removexattr(path, attr)
}
// Setxattr calls syscall setxattr
func Setxattr(path string, attr string, data []byte, flags int) (err error) {
return syscall.Setxattr(path, attr, data, flags)
return unix.Setxattr(path, attr, data, flags)
}
// Getxattr calls syscall getxattr
func Getxattr(path, attr string) ([]byte, error) {
return getxattrAll(path, attr, syscall.Getxattr)
return getxattrAll(path, attr, unix.Getxattr)
}
//sys llistxattr(path string, dest []byte) (sz int, err error)
// LListxattr lists xattrs, not following symlinks
func LListxattr(path string) ([]string, error) {
return listxattrAll(path, llistxattr)
return listxattrAll(path, unix.Llistxattr)
}
//sys lremovexattr(path string, attr string) (err error)
// LRemovexattr removes an xattr, not following symlinks
func LRemovexattr(path string, attr string) (err error) {
return lremovexattr(path, attr)
return unix.Lremovexattr(path, attr)
}
//sys lsetxattr(path string, attr string, data []byte, flags int) (err error)
// LSetxattr sets an xattr, not following symlinks
func LSetxattr(path string, attr string, data []byte, flags int) (err error) {
return lsetxattr(path, attr, data, flags)
return unix.Lsetxattr(path, attr, data, flags)
}
//sys lgetxattr(path string, attr string, dest []byte) (sz int, err error)
// LGetxattr gets an xattr, not following symlinks
func LGetxattr(path, attr string) ([]byte, error) {
return getxattrAll(path, attr, lgetxattr)
return getxattrAll(path, attr, unix.Lgetxattr)
}

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@ -1,111 +0,0 @@
// mksyscall.pl -l32 xattr_linux.go
// MACHINE GENERATED BY THE COMMAND ABOVE; DO NOT EDIT
package sysx
import (
"syscall"
"unsafe"
)
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func llistxattr(path string, dest []byte) (sz int, err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 unsafe.Pointer
if len(dest) > 0 {
_p1 = unsafe.Pointer(&dest[0])
} else {
_p1 = unsafe.Pointer(&_zero)
}
r0, _, e1 := syscall.Syscall(syscall.SYS_LLISTXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(_p1), uintptr(len(dest)))
use(unsafe.Pointer(_p0))
sz = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func lremovexattr(path string, attr string) (err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 *byte
_p1, err = syscall.BytePtrFromString(attr)
if err != nil {
return
}
_, _, e1 := syscall.Syscall(syscall.SYS_LREMOVEXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), 0)
use(unsafe.Pointer(_p0))
use(unsafe.Pointer(_p1))
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func lsetxattr(path string, attr string, data []byte, flags int) (err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 *byte
_p1, err = syscall.BytePtrFromString(attr)
if err != nil {
return
}
var _p2 unsafe.Pointer
if len(data) > 0 {
_p2 = unsafe.Pointer(&data[0])
} else {
_p2 = unsafe.Pointer(&_zero)
}
_, _, e1 := syscall.Syscall6(syscall.SYS_LSETXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(_p2), uintptr(len(data)), uintptr(flags), 0)
use(unsafe.Pointer(_p0))
use(unsafe.Pointer(_p1))
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func lgetxattr(path string, attr string, dest []byte) (sz int, err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 *byte
_p1, err = syscall.BytePtrFromString(attr)
if err != nil {
return
}
var _p2 unsafe.Pointer
if len(dest) > 0 {
_p2 = unsafe.Pointer(&dest[0])
} else {
_p2 = unsafe.Pointer(&_zero)
}
r0, _, e1 := syscall.Syscall6(syscall.SYS_LGETXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(_p2), uintptr(len(dest)), 0, 0)
use(unsafe.Pointer(_p0))
use(unsafe.Pointer(_p1))
sz = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}

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@ -1,111 +0,0 @@
// mksyscall.pl xattr_linux.go
// MACHINE GENERATED BY THE COMMAND ABOVE; DO NOT EDIT
package sysx
import (
"syscall"
"unsafe"
)
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func llistxattr(path string, dest []byte) (sz int, err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 unsafe.Pointer
if len(dest) > 0 {
_p1 = unsafe.Pointer(&dest[0])
} else {
_p1 = unsafe.Pointer(&_zero)
}
r0, _, e1 := syscall.Syscall(syscall.SYS_LLISTXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(_p1), uintptr(len(dest)))
use(unsafe.Pointer(_p0))
sz = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func lremovexattr(path string, attr string) (err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 *byte
_p1, err = syscall.BytePtrFromString(attr)
if err != nil {
return
}
_, _, e1 := syscall.Syscall(syscall.SYS_LREMOVEXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), 0)
use(unsafe.Pointer(_p0))
use(unsafe.Pointer(_p1))
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func lsetxattr(path string, attr string, data []byte, flags int) (err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 *byte
_p1, err = syscall.BytePtrFromString(attr)
if err != nil {
return
}
var _p2 unsafe.Pointer
if len(data) > 0 {
_p2 = unsafe.Pointer(&data[0])
} else {
_p2 = unsafe.Pointer(&_zero)
}
_, _, e1 := syscall.Syscall6(syscall.SYS_LSETXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(_p2), uintptr(len(data)), uintptr(flags), 0)
use(unsafe.Pointer(_p0))
use(unsafe.Pointer(_p1))
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func lgetxattr(path string, attr string, dest []byte) (sz int, err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 *byte
_p1, err = syscall.BytePtrFromString(attr)
if err != nil {
return
}
var _p2 unsafe.Pointer
if len(dest) > 0 {
_p2 = unsafe.Pointer(&dest[0])
} else {
_p2 = unsafe.Pointer(&_zero)
}
r0, _, e1 := syscall.Syscall6(syscall.SYS_LGETXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(_p2), uintptr(len(dest)), 0, 0)
use(unsafe.Pointer(_p0))
use(unsafe.Pointer(_p1))
sz = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}

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@ -1,111 +0,0 @@
// mksyscall.pl -l32 xattr_linux.go
// MACHINE GENERATED BY THE COMMAND ABOVE; DO NOT EDIT
package sysx
import (
"syscall"
"unsafe"
)
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func llistxattr(path string, dest []byte) (sz int, err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 unsafe.Pointer
if len(dest) > 0 {
_p1 = unsafe.Pointer(&dest[0])
} else {
_p1 = unsafe.Pointer(&_zero)
}
r0, _, e1 := syscall.Syscall(syscall.SYS_LLISTXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(_p1), uintptr(len(dest)))
use(unsafe.Pointer(_p0))
sz = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func lremovexattr(path string, attr string) (err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 *byte
_p1, err = syscall.BytePtrFromString(attr)
if err != nil {
return
}
_, _, e1 := syscall.Syscall(syscall.SYS_LREMOVEXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), 0)
use(unsafe.Pointer(_p0))
use(unsafe.Pointer(_p1))
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func lsetxattr(path string, attr string, data []byte, flags int) (err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 *byte
_p1, err = syscall.BytePtrFromString(attr)
if err != nil {
return
}
var _p2 unsafe.Pointer
if len(data) > 0 {
_p2 = unsafe.Pointer(&data[0])
} else {
_p2 = unsafe.Pointer(&_zero)
}
_, _, e1 := syscall.Syscall6(syscall.SYS_LSETXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(_p2), uintptr(len(data)), uintptr(flags), 0)
use(unsafe.Pointer(_p0))
use(unsafe.Pointer(_p1))
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func lgetxattr(path string, attr string, dest []byte) (sz int, err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 *byte
_p1, err = syscall.BytePtrFromString(attr)
if err != nil {
return
}
var _p2 unsafe.Pointer
if len(dest) > 0 {
_p2 = unsafe.Pointer(&dest[0])
} else {
_p2 = unsafe.Pointer(&_zero)
}
r0, _, e1 := syscall.Syscall6(syscall.SYS_LGETXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(_p2), uintptr(len(dest)), 0, 0)
use(unsafe.Pointer(_p0))
use(unsafe.Pointer(_p1))
sz = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}

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@ -1,111 +0,0 @@
// mksyscall.pl xattr_linux.go
// MACHINE GENERATED BY THE COMMAND ABOVE; DO NOT EDIT
package sysx
import (
"syscall"
"unsafe"
)
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func llistxattr(path string, dest []byte) (sz int, err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 unsafe.Pointer
if len(dest) > 0 {
_p1 = unsafe.Pointer(&dest[0])
} else {
_p1 = unsafe.Pointer(&_zero)
}
r0, _, e1 := syscall.Syscall(syscall.SYS_LLISTXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(_p1), uintptr(len(dest)))
use(unsafe.Pointer(_p0))
sz = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func lremovexattr(path string, attr string) (err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 *byte
_p1, err = syscall.BytePtrFromString(attr)
if err != nil {
return
}
_, _, e1 := syscall.Syscall(syscall.SYS_LREMOVEXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), 0)
use(unsafe.Pointer(_p0))
use(unsafe.Pointer(_p1))
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func lsetxattr(path string, attr string, data []byte, flags int) (err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 *byte
_p1, err = syscall.BytePtrFromString(attr)
if err != nil {
return
}
var _p2 unsafe.Pointer
if len(data) > 0 {
_p2 = unsafe.Pointer(&data[0])
} else {
_p2 = unsafe.Pointer(&_zero)
}
_, _, e1 := syscall.Syscall6(syscall.SYS_LSETXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(_p2), uintptr(len(data)), uintptr(flags), 0)
use(unsafe.Pointer(_p0))
use(unsafe.Pointer(_p1))
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func lgetxattr(path string, attr string, dest []byte) (sz int, err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 *byte
_p1, err = syscall.BytePtrFromString(attr)
if err != nil {
return
}
var _p2 unsafe.Pointer
if len(dest) > 0 {
_p2 = unsafe.Pointer(&dest[0])
} else {
_p2 = unsafe.Pointer(&_zero)
}
r0, _, e1 := syscall.Syscall6(syscall.SYS_LGETXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(_p2), uintptr(len(dest)), 0, 0)
use(unsafe.Pointer(_p0))
use(unsafe.Pointer(_p1))
sz = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}

View File

@ -1,111 +0,0 @@
// mksyscall.pl xattr_linux.go
// MACHINE GENERATED BY THE COMMAND ABOVE; DO NOT EDIT
package sysx
import (
"syscall"
"unsafe"
)
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func llistxattr(path string, dest []byte) (sz int, err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 unsafe.Pointer
if len(dest) > 0 {
_p1 = unsafe.Pointer(&dest[0])
} else {
_p1 = unsafe.Pointer(&_zero)
}
r0, _, e1 := syscall.Syscall(syscall.SYS_LLISTXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(_p1), uintptr(len(dest)))
use(unsafe.Pointer(_p0))
sz = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func lremovexattr(path string, attr string) (err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 *byte
_p1, err = syscall.BytePtrFromString(attr)
if err != nil {
return
}
_, _, e1 := syscall.Syscall(syscall.SYS_LREMOVEXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), 0)
use(unsafe.Pointer(_p0))
use(unsafe.Pointer(_p1))
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func lsetxattr(path string, attr string, data []byte, flags int) (err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 *byte
_p1, err = syscall.BytePtrFromString(attr)
if err != nil {
return
}
var _p2 unsafe.Pointer
if len(data) > 0 {
_p2 = unsafe.Pointer(&data[0])
} else {
_p2 = unsafe.Pointer(&_zero)
}
_, _, e1 := syscall.Syscall6(syscall.SYS_LSETXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(_p2), uintptr(len(data)), uintptr(flags), 0)
use(unsafe.Pointer(_p0))
use(unsafe.Pointer(_p1))
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func lgetxattr(path string, attr string, dest []byte) (sz int, err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 *byte
_p1, err = syscall.BytePtrFromString(attr)
if err != nil {
return
}
var _p2 unsafe.Pointer
if len(dest) > 0 {
_p2 = unsafe.Pointer(&dest[0])
} else {
_p2 = unsafe.Pointer(&_zero)
}
r0, _, e1 := syscall.Syscall6(syscall.SYS_LGETXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(_p2), uintptr(len(dest)), 0, 0)
use(unsafe.Pointer(_p0))
use(unsafe.Pointer(_p1))
sz = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}

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@ -1,111 +0,0 @@
// mksyscall.pl xattr_linux.go
// MACHINE GENERATED BY THE COMMAND ABOVE; DO NOT EDIT
package sysx
import (
"syscall"
"unsafe"
)
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func llistxattr(path string, dest []byte) (sz int, err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 unsafe.Pointer
if len(dest) > 0 {
_p1 = unsafe.Pointer(&dest[0])
} else {
_p1 = unsafe.Pointer(&_zero)
}
r0, _, e1 := syscall.Syscall(syscall.SYS_LLISTXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(_p1), uintptr(len(dest)))
use(unsafe.Pointer(_p0))
sz = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func lremovexattr(path string, attr string) (err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 *byte
_p1, err = syscall.BytePtrFromString(attr)
if err != nil {
return
}
_, _, e1 := syscall.Syscall(syscall.SYS_LREMOVEXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), 0)
use(unsafe.Pointer(_p0))
use(unsafe.Pointer(_p1))
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func lsetxattr(path string, attr string, data []byte, flags int) (err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 *byte
_p1, err = syscall.BytePtrFromString(attr)
if err != nil {
return
}
var _p2 unsafe.Pointer
if len(data) > 0 {
_p2 = unsafe.Pointer(&data[0])
} else {
_p2 = unsafe.Pointer(&_zero)
}
_, _, e1 := syscall.Syscall6(syscall.SYS_LSETXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(_p2), uintptr(len(data)), uintptr(flags), 0)
use(unsafe.Pointer(_p0))
use(unsafe.Pointer(_p1))
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func lgetxattr(path string, attr string, dest []byte) (sz int, err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 *byte
_p1, err = syscall.BytePtrFromString(attr)
if err != nil {
return
}
var _p2 unsafe.Pointer
if len(dest) > 0 {
_p2 = unsafe.Pointer(&dest[0])
} else {
_p2 = unsafe.Pointer(&_zero)
}
r0, _, e1 := syscall.Syscall6(syscall.SYS_LGETXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(_p2), uintptr(len(dest)), 0, 0)
use(unsafe.Pointer(_p0))
use(unsafe.Pointer(_p1))
sz = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}

View File

@ -1,111 +0,0 @@
// mksyscall.pl xattr_linux.go
// MACHINE GENERATED BY THE COMMAND ABOVE; DO NOT EDIT
package sysx
import (
"syscall"
"unsafe"
)
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func llistxattr(path string, dest []byte) (sz int, err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 unsafe.Pointer
if len(dest) > 0 {
_p1 = unsafe.Pointer(&dest[0])
} else {
_p1 = unsafe.Pointer(&_zero)
}
r0, _, e1 := syscall.Syscall(syscall.SYS_LLISTXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(_p1), uintptr(len(dest)))
use(unsafe.Pointer(_p0))
sz = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func lremovexattr(path string, attr string) (err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 *byte
_p1, err = syscall.BytePtrFromString(attr)
if err != nil {
return
}
_, _, e1 := syscall.Syscall(syscall.SYS_LREMOVEXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), 0)
use(unsafe.Pointer(_p0))
use(unsafe.Pointer(_p1))
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func lsetxattr(path string, attr string, data []byte, flags int) (err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 *byte
_p1, err = syscall.BytePtrFromString(attr)
if err != nil {
return
}
var _p2 unsafe.Pointer
if len(data) > 0 {
_p2 = unsafe.Pointer(&data[0])
} else {
_p2 = unsafe.Pointer(&_zero)
}
_, _, e1 := syscall.Syscall6(syscall.SYS_LSETXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(_p2), uintptr(len(data)), uintptr(flags), 0)
use(unsafe.Pointer(_p0))
use(unsafe.Pointer(_p1))
if e1 != 0 {
err = errnoErr(e1)
}
return
}
// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
func lgetxattr(path string, attr string, dest []byte) (sz int, err error) {
var _p0 *byte
_p0, err = syscall.BytePtrFromString(path)
if err != nil {
return
}
var _p1 *byte
_p1, err = syscall.BytePtrFromString(attr)
if err != nil {
return
}
var _p2 unsafe.Pointer
if len(dest) > 0 {
_p2 = unsafe.Pointer(&dest[0])
} else {
_p2 = unsafe.Pointer(&_zero)
}
r0, _, e1 := syscall.Syscall6(syscall.SYS_LGETXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(_p2), uintptr(len(dest)), 0, 0)
use(unsafe.Pointer(_p0))
use(unsafe.Pointer(_p1))
sz = int(r0)
if e1 != 0 {
err = errnoErr(e1)
}
return
}