func (decoderData *decoderData) addSpecialFile(header *tar.Header,
parent *filesystem.DirectoryInode, name string) error {
var newInode filesystem.SpecialInode
if header.Typeflag == tar.TypeChar {
newInode.Mode = filesystem.FileMode((header.Mode & ^syscall.S_IFMT) |
syscall.S_IFCHR)
} else if header.Typeflag == tar.TypeBlock {
newInode.Mode = filesystem.FileMode((header.Mode & ^syscall.S_IFMT) |
syscall.S_IFBLK)
} else if header.Typeflag == tar.TypeFifo {
newInode.Mode = filesystem.FileMode((header.Mode & ^syscall.S_IFMT) |
syscall.S_IFIFO)
} else {
return errors.New(fmt.Sprintf("unsupported type: %v", header.Typeflag))
}
newInode.Uid = uint32(header.Uid)
newInode.Gid = uint32(header.Gid)
newInode.MtimeNanoSeconds = int32(header.ModTime.Nanosecond())
newInode.MtimeSeconds = header.ModTime.Unix()
if header.Devminor > 255 {
return errors.New(fmt.Sprintf("minor device number: %d too large",
header.Devminor))
}
newInode.Rdev = uint64(header.Devmajor<<8 | header.Devminor)
decoderData.addEntry(parent, header.Name, name, &newInode)
return nil
}
func makeSpecialInode(stat *syscall.Stat_t) *filesystem.SpecialInode {
var inode filesystem.SpecialInode
inode.Mode = filesystem.FileMode(stat.Mode)
inode.Uid = stat.Uid
inode.Gid = stat.Gid
inode.MtimeSeconds = stat.Mtim.Sec
inode.MtimeNanoSeconds = int32(stat.Mtim.Nsec)
inode.Rdev = stat.Rdev
return &inode
}