// Setxattr will set the value for a named attribute on file at path
func Setxattr(path string, name string, data []byte, options int) error {
p := C.CString(path)
n := C.CString(name)
defer C.free(unsafe.Pointer(p))
defer C.free(unsafe.Pointer(n))
_, err := C.setxattr(p, n, unsafe.Pointer(&data[0]), C.size_t(len(data)), 0, C.int(options))
if err != nil {
return err
}
return nil
}
func cleardelattr(filepath string) error {
val := C.char(0)
e := C.setxattr(
C.CString(filepath),
C.CString("novm-deleted"),
unsafe.Pointer(&val),
C.size_t(1),
C.int(0))
if e != 0 {
return syscall.Unlink(path.Join(filepath, ".deleted"))
}
return nil
}
func setdelattr(filepath string) error {
val := C.char(1)
e := C.setxattr(
C.CString(filepath),
C.CString("novm-deleted"),
unsafe.Pointer(&val),
C.size_t(1),
C.int(0))
if e != 0 {
fd, err := syscall.Open(
path.Join(filepath, ".deleted"),
syscall.O_RDWR|syscall.O_CREAT,
syscall.S_IRUSR|syscall.S_IWUSR|syscall.S_IXUSR)
if err == nil {
syscall.Close(fd)
}
return err
}
return nil
}