1 package ufs
2 
3 import (
4 	"os"
5 	"syscall"
6 
7 	p9p "git.omarpolo.com/go-p9p"
8 )
9 
10 func dirFromInfo(info os.FileInfo) p9p.Dir {
11 	dir := p9p.Dir{}
12 
13 	dir.Qid.Path = info.Sys().(*syscall.Stat_t).Ino
14 	dir.Qid.Version = uint32(info.ModTime().UnixNano() / 1000000)
15 
16 	dir.Name = info.Name()
17 	dir.Mode = uint32(info.Mode() & 0777)
18 	dir.Length = uint64(info.Size())
19 	dir.AccessTime = atime(info.Sys().(*syscall.Stat_t))
20 	dir.ModTime = info.ModTime()
21 	dir.MUID = "none"
22 
23 	if info.IsDir() {
24 		dir.Qid.Type |= p9p.QTDIR
25 		dir.Mode |= p9p.DMDIR
26 	}
27 
28 	return dir
29 }
30 
31 func oflags(mode p9p.Flag) int {
32 	flags := 0
33 
34 	switch mode & 3 {
35 	case p9p.OREAD:
36 		flags = os.O_RDONLY
37 		break
38 
39 	case p9p.ORDWR:
40 		flags = os.O_RDWR
41 		break
42 
43 	case p9p.OWRITE:
44 		flags = os.O_WRONLY
45 		break
46 
47 	case p9p.OEXEC:
48 		flags = os.O_RDONLY
49 		break
50 	}
51 
52 	if mode&p9p.OTRUNC != 0 {
53 		flags |= os.O_TRUNC
54 	}
55 
56 	return flags
57 }