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// Copyright 2016 the Go-FUSE Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package unionfs
import (
"syscall"
"unsafe"
)
// Darwin doesn't have support for syscall.Getxattr() so we pull it into its own file and implement it by hand on Darwin.
func Getxattr(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 {
var _zero uintptr
_p2 = unsafe.Pointer(&_zero)
}
r0, _, e1 := syscall.Syscall6(syscall.SYS_GETXATTR, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(_p1)), uintptr(_p2), uintptr(len(dest)), 0, 0)
sz = int(r0)
if e1 != 0 {
err = e1
}
return
}
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