composefs 0.3.0

Rust library for the composefs filesystem
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50

---
source: tests/mkfs.rs
expression: debug_fs(fs)
snapshot_kind: text
---
00000000 ComposefsHeader
      +0     magic: U32(3497550490)
      +4     version: U32(1)
      +c     composefs_version: U32(2)

00000020 Padding
    +3e0     # 992 nul bytes

00000400 Superblock
      +0     magic: U32(3774210530)
      +8     feature_compat: U32(6)
      +c     blkszbits: 12
      +e     root_nid: U16(36)
     +10     inos: U64(1)
     +24     blocks: U32(1)

# Filename "/"
# nid #36
00000480 ExtendedInodeHeader
      +0     format: 5 = Extended | Ok(FlatInline)
      +4     mode: 0040555 (directory)
      +8     size: U64(27)
     +14     ino: U32(36)
     +2c     nlink: U32(2)
     +40 --- inline directory entries ---
      +0     inode_offset: U64(36)
      +8     name_offset: U16(24)
      +a     file_type: Directory
     +18     # name: "."

      +c     inode_offset: U64(36)
     +14     name_offset: U16(25)
     +16     file_type: Directory
     +19     # name: ".."

000004db Padding
    +b25     # 2853 nul bytes


Space statistics (total size 4096B):
  extended inode = 91B, 2.22%
  header = 32B, 0.78%
  superblock = 128B, 3.12%
  padding extended inode -> eof = 2853B, 69.65%
  padding header -> superblock = 992B, 24.22%