1
2
3
4
5 package os
6
7 import "syscall"
8
9 func fileInfoFromStat(name string, fi *FileInfo, lstat, stat *syscall.Stat_t) *FileInfo {
10 return fileInfoFromWin32finddata(fi, &stat.Windata)
11 }
12
13 func fileInfoFromWin32finddata(fi *FileInfo, d *syscall.Win32finddata) *FileInfo {
14 return setFileInfo(fi, string(syscall.UTF16ToString(d.FileName[0:])), d.FileAttributes, d.FileSizeHigh, d.FileSizeLow, d.CreationTime, d.LastAccessTime, d.LastWriteTime)
15 }
16
17 func fileInfoFromByHandleInfo(fi *FileInfo, name string, d *syscall.ByHandleFileInformation) *FileInfo {
18 for i := len(name) - 1; i >= 0; i-- {
19 if name[i] == '/' || name[i] == '\\' {
20 name = name[i+1:]
21 break
22 }
23 }
24 return setFileInfo(fi, name, d.FileAttributes, d.FileSizeHigh, d.FileSizeLow, d.CreationTime, d.LastAccessTime, d.LastWriteTime)
25 }
26
27 func setFileInfo(fi *FileInfo, name string, fa, sizehi, sizelo uint32, ctime, atime, wtime syscall.Filetime) *FileInfo {
28 fi.Mode = 0
29 if fa&syscall.FILE_ATTRIBUTE_DIRECTORY != 0 {
30 fi.Mode = fi.Mode | syscall.S_IFDIR
31 } else {
32 fi.Mode = fi.Mode | syscall.S_IFREG
33 }
34 if fa&syscall.FILE_ATTRIBUTE_READONLY != 0 {
35 fi.Mode = fi.Mode | 0444
36 } else {
37 fi.Mode = fi.Mode | 0666
38 }
39 fi.Size = int64(sizehi)<<32 + int64(sizelo)
40 fi.Name = name
41 fi.FollowedSymlink = false
42 fi.Atime_ns = atime.Nanoseconds()
43 fi.Mtime_ns = wtime.Nanoseconds()
44 fi.Ctime_ns = ctime.Nanoseconds()
45 return fi
46 }