mirror of
https://github.com/restic/restic.git
synced 2026-05-28 04:45:24 +00:00
Generated
+3
@@ -18,6 +18,9 @@ _cgo_defun.c
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_cgo_gotypes.go
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_cgo_export.*
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# Dependencies
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go.sum
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_testmain.go
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*.exe
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+1
-1
@@ -11,4 +11,4 @@ GOOS=freebsd go build
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echo "Running tests..."
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go vet
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go test -v -race -covermode=atomic
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go test -v -race -coverprofile=coverage.txt -covermode=atomic
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+9
-8
@@ -2,22 +2,23 @@ language: go
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sudo: false
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go:
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- "1.8.x"
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- "1.9.x"
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- "1.10"
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- "1.11"
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os:
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- linux
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- osx
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install:
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before_install:
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- go version
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- export GOBIN="$GOPATH/bin"
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- export PATH="$PATH:$GOBIN"
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- go get golang.org/x/sys/unix
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- export GO111MODULE=on
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- go get golang.org/x/tools/cmd/goimports
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install:
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- go build
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script:
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- ./.travis.sh
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- diff <(GOPATH="$PWD:$PWD/vendor" goimports -d .) <(printf "")
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- diff <(goimports -d .) <(printf "")
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after_success:
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- bash <(curl -s https://codecov.io/bash)
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+3
-2
@@ -2,6 +2,7 @@
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[](https://goreportcard.com/report/github.com/pkg/xattr)
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[](https://travis-ci.org/pkg/xattr)
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[](https://github.com/pkg/xattr/releases)
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[](https://codecov.io/gh/pkg/xattr)
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xattr
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=====
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@@ -23,12 +24,12 @@ do not reference a symlink that appears at the end of a path. See
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if err := xattr.Set(path, prefix+"test", []byte("test-attr-value")); err != nil {
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log.Fatal(err)
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}
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var list []string
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if list, err = xattr.List(path); err != nil {
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log.Fatal(err)
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}
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var data []byte
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if data, err = xattr.Get(path, prefix+"test"); err != nil {
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log.Fatal(err)
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+1
-1
@@ -1,3 +1,3 @@
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module github.com/pkg/xattr
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require golang.org/x/sys v0.0.0-20180525142821-c11f84a56e43
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require golang.org/x/sys v0.0.0-20181021155630-eda9bb28ed51
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-1
@@ -1 +0,0 @@
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golang.org/x/sys v0.0.0-20180525142821-c11f84a56e43/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
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+60
-12
@@ -5,10 +5,11 @@ similar to the environment strings associated with a process.
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An attribute may be defined or undefined. If it is defined, its value may be empty or non-empty.
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More details you can find here: https://en.wikipedia.org/wiki/Extended_file_attributes .
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All functions are provided in pairs: Get/LGet, Set/LSet etc. The "L"
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variant will not follow a symlink at the end of the path.
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All functions are provided in triples: Get/LGet/FGet, Set/LSet/FSet etc. The "L"
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variant will not follow a symlink at the end of the path, and "F" variant accepts
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a file descriptor instead of a path.
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Example assuming path is "/symlink1/symlink2", where both components are
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Example for "L" variant, assuming path is "/symlink1/symlink2", where both components are
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symlinks:
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Get will follow "symlink1" and "symlink2" and operate on the target of
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"symlink2". LGet will follow "symlink1" but operate directly on "symlink2".
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@@ -16,6 +17,7 @@ Get will follow "symlink1" and "symlink2" and operate on the target of
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package xattr
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import (
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"os"
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"syscall"
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)
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@@ -34,15 +36,26 @@ func (e *Error) Error() string {
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// Get retrieves extended attribute data associated with path. It will follow
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// all symlinks along the path.
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func Get(path, name string) ([]byte, error) {
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return get(path, name, getxattr)
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return get(path, name, func(name string, data []byte) (int, error) {
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return getxattr(path, name, data)
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})
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}
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// LGet is like Get but does not follow a symlink at the end of the path.
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func LGet(path, name string) ([]byte, error) {
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return get(path, name, lgetxattr)
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return get(path, name, func(name string, data []byte) (int, error) {
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return lgetxattr(path, name, data)
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})
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}
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type getxattrFunc func(path string, name string, data []byte) (int, error)
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// FGet is like Get but accepts a os.File instead of a file path.
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func FGet(f *os.File, name string) ([]byte, error) {
|
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return get(f.Name(), name, func(name string, data []byte) (int, error) {
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return fgetxattr(f, name, data)
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})
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}
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type getxattrFunc func(name string, data []byte) (int, error)
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// get contains the buffer allocation logic used by both Get and LGet.
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func get(path string, name string, getxattrFunc getxattrFunc) ([]byte, error) {
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@@ -62,7 +75,7 @@ func get(path string, name string, getxattrFunc getxattrFunc) ([]byte, error) {
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size := initialBufSize
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for {
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data := make([]byte, size)
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read, err := getxattrFunc(path, name, data)
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read, err := getxattrFunc(name, data)
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// If the buffer was too small to fit the value, Linux and MacOS react
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// differently:
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@@ -105,6 +118,14 @@ func LSet(path, name string, data []byte) error {
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return nil
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}
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// FSet is like Set but accepts a os.File instead of a file path.
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func FSet(f *os.File, name string, data []byte) error {
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if err := fsetxattr(f, name, data, 0); err != nil {
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return &Error{"xattr.FSet", f.Name(), name, err}
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}
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return nil
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}
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// SetWithFlags associates name and data together as an attribute of path.
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// Forwards the flags parameter to the syscall layer.
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func SetWithFlags(path, name string, data []byte, flags int) error {
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@@ -123,6 +144,14 @@ func LSetWithFlags(path, name string, data []byte, flags int) error {
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return nil
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}
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// FSetWithFlags is like SetWithFlags but accepts a os.File instead of a file path.
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func FSetWithFlags(f *os.File, name string, data []byte, flags int) error {
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if err := fsetxattr(f, name, data, flags); err != nil {
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return &Error{"xattr.FSetWithFlags", f.Name(), name, err}
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}
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return nil
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}
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// Remove removes the attribute associated with the given path.
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func Remove(path, name string) error {
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if err := removexattr(path, name); err != nil {
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@@ -140,25 +169,44 @@ func LRemove(path, name string) error {
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return nil
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}
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// FRemove is like Remove but accepts a os.File instead of a file path.
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func FRemove(f *os.File, name string) error {
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if err := fremovexattr(f, name); err != nil {
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return &Error{"xattr.FRemove", f.Name(), name, err}
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}
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return nil
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}
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// List retrieves a list of names of extended attributes associated
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// with the given path in the file system.
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func List(path string) ([]string, error) {
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return list(path, listxattr)
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||||
return list(path, func(data []byte) (int, error) {
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return listxattr(path, data)
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||||
})
|
||||
}
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||||
|
||||
// LList is like List but does not follow a symlink at the end of the
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// path.
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func LList(path string) ([]string, error) {
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return list(path, llistxattr)
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return list(path, func(data []byte) (int, error) {
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return llistxattr(path, data)
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})
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}
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|
||||
type listxattrFunc func(path string, data []byte) (int, error)
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// FList is like List but accepts a os.File instead of a file path.
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func FList(f *os.File) ([]string, error) {
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return list(f.Name(), func(data []byte) (int, error) {
|
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return flistxattr(f, data)
|
||||
})
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}
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|
||||
type listxattrFunc func(data []byte) (int, error)
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|
||||
// list contains the buffer allocation logic used by both List and LList.
|
||||
func list(path string, listxattrFunc listxattrFunc) ([]string, error) {
|
||||
myname := "xattr.list"
|
||||
// find size.
|
||||
size, err := listxattrFunc(path, nil)
|
||||
size, err := listxattrFunc(nil)
|
||||
if err != nil {
|
||||
return nil, &Error{myname, path, "", err}
|
||||
}
|
||||
@@ -167,7 +215,7 @@ func list(path string, listxattrFunc listxattrFunc) ([]string, error) {
|
||||
// from a SMB1 mount point (https://github.com/pkg/xattr/issues/16).
|
||||
buf := make([]byte, size+1)
|
||||
// Read into buffer of that size.
|
||||
read, err := listxattrFunc(path, buf)
|
||||
read, err := listxattrFunc(buf)
|
||||
if err != nil {
|
||||
return nil, &Error{myname, path, "", err}
|
||||
}
|
||||
|
||||
+17
@@ -3,6 +3,7 @@
|
||||
package xattr
|
||||
|
||||
import (
|
||||
"os"
|
||||
"syscall"
|
||||
"unsafe"
|
||||
|
||||
@@ -48,6 +49,10 @@ func lgetxattr(path string, name string, data []byte) (int, error) {
|
||||
return int(r0), nil
|
||||
}
|
||||
|
||||
func fgetxattr(f *os.File, name string, data []byte) (int, error) {
|
||||
return getxattr(f.Name(), name, data)
|
||||
}
|
||||
|
||||
func setxattr(path string, name string, data []byte, flags int) error {
|
||||
return unix.Setxattr(path, name, data, flags)
|
||||
}
|
||||
@@ -56,6 +61,10 @@ func lsetxattr(path string, name string, data []byte, flags int) error {
|
||||
return unix.Setxattr(path, name, data, flags|XATTR_NOFOLLOW)
|
||||
}
|
||||
|
||||
func fsetxattr(f *os.File, name string, data []byte, flags int) error {
|
||||
return setxattr(f.Name(), name, data, flags)
|
||||
}
|
||||
|
||||
func removexattr(path string, name string) error {
|
||||
return unix.Removexattr(path, name)
|
||||
}
|
||||
@@ -76,6 +85,10 @@ func lremovexattr(path string, name string) error {
|
||||
return nil
|
||||
}
|
||||
|
||||
func fremovexattr(f *os.File, name string) error {
|
||||
return removexattr(f.Name(), name)
|
||||
}
|
||||
|
||||
func listxattr(path string, data []byte) (int, error) {
|
||||
return unix.Listxattr(path, data)
|
||||
}
|
||||
@@ -98,6 +111,10 @@ func llistxattr(path string, data []byte) (int, error) {
|
||||
return int(r0), nil
|
||||
}
|
||||
|
||||
func flistxattr(f *os.File, data []byte) (int, error) {
|
||||
return listxattr(f.Name(), data)
|
||||
}
|
||||
|
||||
// stringsFromByteSlice converts a sequence of attributes to a []string.
|
||||
// On Darwin and Linux, each entry is a NULL-terminated string.
|
||||
func stringsFromByteSlice(buf []byte) (result []string) {
|
||||
|
||||
+17
@@ -3,6 +3,7 @@
|
||||
package xattr
|
||||
|
||||
import (
|
||||
"os"
|
||||
"syscall"
|
||||
"unsafe"
|
||||
)
|
||||
@@ -24,6 +25,10 @@ func lgetxattr(path string, name string, data []byte) (int, error) {
|
||||
return sysGet(syscall.SYS_EXTATTR_GET_LINK, path, name, data)
|
||||
}
|
||||
|
||||
func fgetxattr(f *os.File, name string, data []byte) (int, error) {
|
||||
return getxattr(f.Name(), name, data)
|
||||
}
|
||||
|
||||
// sysGet is called by getxattr and lgetxattr with the appropriate syscall
|
||||
// number. This works because syscalls have the same signature and return
|
||||
// values.
|
||||
@@ -61,6 +66,10 @@ func lsetxattr(path string, name string, data []byte, flags int) error {
|
||||
return sysSet(syscall.SYS_EXTATTR_SET_LINK, path, name, data)
|
||||
}
|
||||
|
||||
func fsetxattr(f *os.File, name string, data []byte, flags int) error {
|
||||
return setxattr(f.Name(), name, data, flags)
|
||||
}
|
||||
|
||||
// sysSet is called by setxattr and lsetxattr with the appropriate syscall
|
||||
// number. This works because syscalls have the same signature and return
|
||||
// values.
|
||||
@@ -103,6 +112,10 @@ func lremovexattr(path string, name string) error {
|
||||
return sysRemove(syscall.SYS_EXTATTR_DELETE_LINK, path, name)
|
||||
}
|
||||
|
||||
func fremovexattr(f *os.File, name string) error {
|
||||
return removexattr(f.Name(), name)
|
||||
}
|
||||
|
||||
// sysSet is called by removexattr and lremovexattr with the appropriate syscall
|
||||
// number. This works because syscalls have the same signature and return
|
||||
// values.
|
||||
@@ -137,6 +150,10 @@ func llistxattr(path string, data []byte) (int, error) {
|
||||
return sysList(syscall.SYS_EXTATTR_LIST_LINK, path, data)
|
||||
}
|
||||
|
||||
func flistxattr(f *os.File, data []byte) (int, error) {
|
||||
return listxattr(f.Name(), data)
|
||||
}
|
||||
|
||||
// sysSet is called by listxattr and llistxattr with the appropriate syscall
|
||||
// number. This works because syscalls have the same signature and return
|
||||
// values.
|
||||
|
||||
+17
@@ -3,6 +3,7 @@
|
||||
package xattr
|
||||
|
||||
import (
|
||||
"os"
|
||||
"syscall"
|
||||
|
||||
"golang.org/x/sys/unix"
|
||||
@@ -26,6 +27,10 @@ func lgetxattr(path string, name string, data []byte) (int, error) {
|
||||
return unix.Lgetxattr(path, name, data)
|
||||
}
|
||||
|
||||
func fgetxattr(f *os.File, name string, data []byte) (int, error) {
|
||||
return unix.Fgetxattr(int(f.Fd()), name, data)
|
||||
}
|
||||
|
||||
func setxattr(path string, name string, data []byte, flags int) error {
|
||||
return unix.Setxattr(path, name, data, flags)
|
||||
}
|
||||
@@ -34,6 +39,10 @@ func lsetxattr(path string, name string, data []byte, flags int) error {
|
||||
return unix.Lsetxattr(path, name, data, flags)
|
||||
}
|
||||
|
||||
func fsetxattr(f *os.File, name string, data []byte, flags int) error {
|
||||
return unix.Fsetxattr(int(f.Fd()), name, data, flags)
|
||||
}
|
||||
|
||||
func removexattr(path string, name string) error {
|
||||
return unix.Removexattr(path, name)
|
||||
}
|
||||
@@ -42,6 +51,10 @@ func lremovexattr(path string, name string) error {
|
||||
return unix.Lremovexattr(path, name)
|
||||
}
|
||||
|
||||
func fremovexattr(f *os.File, name string) error {
|
||||
return unix.Fremovexattr(int(f.Fd()), name)
|
||||
}
|
||||
|
||||
func listxattr(path string, data []byte) (int, error) {
|
||||
return unix.Listxattr(path, data)
|
||||
}
|
||||
@@ -50,6 +63,10 @@ func llistxattr(path string, data []byte) (int, error) {
|
||||
return unix.Llistxattr(path, data)
|
||||
}
|
||||
|
||||
func flistxattr(f *os.File, data []byte) (int, error) {
|
||||
return unix.Flistxattr(int(f.Fd()), data)
|
||||
}
|
||||
|
||||
// stringsFromByteSlice converts a sequence of attributes to a []string.
|
||||
// On Darwin and Linux, each entry is a NULL-terminated string.
|
||||
func stringsFromByteSlice(buf []byte) (result []string) {
|
||||
|
||||
Reference in New Issue
Block a user