============
1. Install the version of cryptsetup the tool came with.
-2. Compile with
- gcc -lm -lcryptsetup chk_luks_keyslots.c -o chk_luks_keyslots
+2. Compile with "make"
+
+Manual compile can be done with
+ gcc -lm -lcryptsetup chk_luks_keyslots.c -o chk_luks_keyslots
Usage
=====
Call chk_luks_keyslots without arguments for an option summary.
-Example of a good keyslot area:
--------------------------------
+Example of a good keyslot area with keys 0 and 2 in use:
+--------------------------------------------------------
root> ./chk_luks_keyslots /dev/loop0
threshold: 0.900000
- processing keyslot 0: start: 0x001000 end: 0x020400
-- processing keyslot 1: start: 0x021000 end: 0x040400
+- processing keyslot 1: keyslot not in use
- processing keyslot 2: start: 0x041000 end: 0x060400
-- processing keyslot 3: start: 0x061000 end: 0x080400
-- processing keyslot 4: start: 0x081000 end: 0x0a0400
-- processing keyslot 5: start: 0x0a1000 end: 0x0c0400
-- processing keyslot 6: start: 0x0c1000 end: 0x0e0400
-- processing keyslot 7: start: 0x0e1000 end: 0x100400
+- processing keyslot 3: keyslot not in use
+- processing keyslot 4: keyslot not in use
+- processing keyslot 5: keyslot not in use
+- processing keyslot 6: keyslot not in use
+- processing keyslot 7: keyslot not in use
-Example of a fault in slot 8 at offset 0x100200:
------------------------------
+Same example of a fault in slot 2 at offset 0x50000:
+----------------------------------------------------
root>./chk_luks_keyslots /dev/loop2
threshold: 0.900000
- processing keyslot 0: start: 0x001000 end: 0x020400
-- processing keyslot 1: start: 0x021000 end: 0x040400
+- processing keyslot 1: keyslot not in use
- processing keyslot 2: start: 0x041000 end: 0x060400
-- processing keyslot 3: start: 0x061000 end: 0x080400
-- processing keyslot 4: start: 0x081000 end: 0x0a0400
-- processing keyslot 5: start: 0x0a1000 end: 0x0c0400
-- processing keyslot 6: start: 0x0c1000 end: 0x0e0400
-- processing keyslot 7: start: 0x0e1000 end: 0x100400
- low entropy at: 0x100200 entropy: 0.846546
+ low entropy at: 0x050000 entropy: 0.549165
+- processing keyslot 3: keyslot not in use
+- processing keyslot 4: keyslot not in use
+- processing keyslot 5: keyslot not in use
+- processing keyslot 6: keyslot not in use
+- processing keyslot 7: keyslot not in use
Same as last, but verbose:
threshold: 0.900000
- processing keyslot 0: start: 0x001000 end: 0x020400
-- processing keyslot 1: start: 0x021000 end: 0x040400
+- processing keyslot 1: keyslot not in use
- processing keyslot 2: start: 0x041000 end: 0x060400
-- processing keyslot 3: start: 0x061000 end: 0x080400
-- processing keyslot 4: start: 0x081000 end: 0x0a0400
-- processing keyslot 5: start: 0x0a1000 end: 0x0c0400
-- processing keyslot 6: start: 0x0c1000 end: 0x0e0400
-- processing keyslot 7: start: 0x0e1000 end: 0x100400
- low entropy at: 0x100200 entropy: 0.846546
+ low entropy at: 0x050000 entropy: 0.549165
Binary dump:
- 0x100200 BD 0E C7 A8 7D EF 04 F6 AF 83 DF 74 94 FE 04 56 ....}......t...V
- 0x100210 3B 64 BD 68 A9 F6 CF 3C 37 CD 66 B7 17 4D 63 2B ;d.h...<7.f..Mc+
- 0x100220 8F 6E 74 7E 96 7A 2B 27 32 1B F0 80 37 5A 9A 41 .nt~.z+'2...7Z.A
- 0x100230 4A 6E CB C0 CF 39 95 45 92 90 E1 0B E6 08 EE 2A Jn...9.E.......*
- 0x100240 FA 66 6D 67 49 89 76 B1 41 CD 24 57 AA 65 F7 69 .fmgI.v.A.$W.e.i
- 0x100250 33 16 A7 C7 61 3D 43 B7 74 D6 86 83 1D 19 BF 85 3...a=C.t.......
- 0x100260 E4 22 3E 16 66 1C B0 1E 11 0D D4 26 37 AD A4 02 .">.f......&7...
- 0x100270 40 77 9A 5A B8 40 39 E3 A3 A0 96 08 4D 57 C5 0C @w.Z.@9.....MW..
- 0x100280 D4 74 89 45 FA 93 F7 FE A7 9D D3 99 43 77 8E 35 .t.E........Cw.5
- 0x100290 E0 55 90 3E 91 29 EA DB 5C 13 19 C9 83 CE D8 0C .U.>.)..\.......
- 0x1002a0 85 7F 96 26 60 16 A0 0B E1 F9 01 13 1E 59 83 98 ...&`........Y..
- 0x1002b0 06 B5 1D 6F B6 81 9D 60 58 70 15 30 29 42 32 C6 ...o...`Xp.0)B2.
- 0x1002c0 A7 55 64 00 65 ED 41 1C B4 C1 C7 10 E1 8E 60 B0 .Ud.e.A.......`.
- 0x1002d0 F0 9E 9C 40 5A 84 92 8D 21 F0 B8 2D 61 4E 21 9D ...@Z...!..-aN!.
- 0x1002e0 FA B8 18 D3 47 A4 4F D4 AB 73 C0 93 F3 8E 9A 95 ....G.O..s......
- 0x1002f0 A4 F1 6D EB 36 85 F4 F7 62 BA 26 D5 15 57 0D 0C ..m.6...b.&..W..
- 0x100300 C9 4E 19 F2 5B 5A F5 54 B8 F4 B5 57 72 08 1B 7A .N..[Z.T...Wr..z
- 0x100310 C3 66 7F 82 1E 75 92 C2 E9 97 64 5E F7 FB A9 05 .f...u....d^....
- 0x100320 CF 30 C8 6A D1 35 9B 9D 22 52 22 46 0E 4B DE 53 .0.j.5.."R"F.K.S
- 0x100330 68 C8 DA 5F C7 CA 31 D0 C9 B4 57 CF 0F 1F 4B 9C h.._..1...W...K.
- 0x100340 DF 0C F8 7C F2 E3 32 52 3C 0D D2 DC 5C CF F0 00 ...|..2R<...\...
- 0x100350 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58 XXXXXXXXXXXXXXXX
- 0x100360 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58 XXXXXXXXXXXXXXXX
- 0x100370 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58 XXXXXXXXXXXXXXXX
- 0x100380 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58 XXXXXXXXXXXXXXXX
- 0x100390 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58 XXXXXXXXXXXXXXXX
- 0x1003a0 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58 58 XXXXXXXXXXXXXXXX
- 0x1003b0 B4 81 7A F0 BE 38 7E 00 A4 61 41 06 ED 7B 40 D9 ..z..8~..aA..{@.
- 0x1003c0 BF 58 51 C9 CD 37 78 4D 4D B3 6E B4 7D 86 3C CB .XQ..7xMM.n.}.<.
- 0x1003d0 D5 39 2E FC 78 B1 3E DE C0 7F 55 25 65 71 AD 2A .9..x.>...U%eq.*
- 0x1003e0 1E 68 D3 3B 78 17 5F D2 08 93 50 88 D8 0A 75 4F .h.;x._...P...uO
- 0x1003f0 E5 AA 26 0F B4 F7 F5 88 65 2B E4 92 18 08 32 9E ..&.....e+....2.
-
+ 0x050000 54 68 69 73 20 69 73 20 61 20 74 65 73 74 2D 73 This is a test-s
+ 0x050010 65 63 74 6F 72 20 66 6F 72 20 63 68 6B 5F 6C 75 ector for chk_lu
+ 0x050020 6B 73 5F 6B 65 79 73 6C 6F 74 73 20 74 68 65 20 ks_keyslots the
+ 0x050030 71 75 69 63 6B 20 62 72 6F 77 6E 20 66 6F 78 20 quick brown fox
+ 0x050040 6A 75 6D 70 73 20 6F 76 65 72 20 74 68 65 20 6C jumps over the l
+ 0x050050 61 7A 79 20 64 6F 67 20 74 68 65 20 71 75 69 63 azy dog the quic
+ 0x050060 6B 20 62 72 6F 77 6E 20 66 6F 78 20 6A 75 6D 70 k brown fox jump
+ 0x050070 73 20 6F 76 65 72 20 74 68 65 20 6C 61 7A 79 20 s over the lazy
+ 0x050080 64 6F 67 20 74 68 65 20 71 75 69 63 6B 20 62 72 dog the quick br
+ 0x050090 6F 77 6E 20 66 6F 78 20 6A 75 6D 70 73 20 6F 76 own fox jumps ov
+ 0x0500a0 65 72 20 74 68 65 20 6C 61 7A 79 20 64 6F 67 20 er the lazy dog
+ 0x0500b0 74 68 65 20 71 75 69 63 6B 20 62 72 6F 77 6E 20 the quick brown
+ 0x0500c0 66 6F 78 20 6A 75 6D 70 73 20 6F 76 65 72 20 74 fox jumps over t
+ 0x0500d0 68 65 20 6C 61 7A 79 20 64 6F 67 20 74 68 65 20 he lazy dog the
+ 0x0500e0 71 75 69 63 6B 20 62 72 6F 77 6E 20 66 6F 78 20 quick brown fox
+ 0x0500f0 6A 75 6D 70 73 20 6F 76 65 72 20 74 68 65 20 6C jumps over the l
+ 0x050100 61 7A 79 20 64 6F 67 20 74 68 65 20 71 75 69 63 azy dog the quic
+ 0x050110 6B 20 62 72 6F 77 6E 20 66 6F 78 20 6A 75 6D 70 k brown fox jump
+ 0x050120 73 20 6F 76 65 72 20 74 68 65 20 6C 61 7A 79 20 s over the lazy
+ 0x050130 64 6F 67 20 74 68 65 20 71 75 69 63 6B 20 62 72 dog the quick br
+ 0x050140 6F 77 6E 20 66 6F 78 20 6A 75 6D 70 73 20 6F 76 own fox jumps ov
+ 0x050150 65 72 20 74 68 65 20 6C 61 7A 79 20 64 6F 67 20 er the lazy dog
+ 0x050160 74 68 65 20 71 75 69 63 6B 20 62 72 6F 77 6E 20 the quick brown
+ 0x050170 66 6F 78 20 6A 75 6D 70 73 20 6F 76 65 72 20 74 fox jumps over t
+ 0x050180 68 65 20 6C 61 7A 79 20 64 6F 67 20 74 68 65 20 he lazy dog the
+ 0x050190 71 75 69 63 6B 20 62 72 6F 77 6E 20 66 6F 78 20 quick brown fox
+ 0x0501a0 6A 75 6D 70 73 20 6F 76 65 72 20 74 68 65 20 6C jumps over the l
+ 0x0501b0 61 7A 79 20 64 6F 67 20 74 68 65 20 71 75 69 63 azy dog the quic
+ 0x0501c0 6B 20 62 72 6F 77 6E 20 66 6F 78 20 6A 75 6D 70 k brown fox jump
+ 0x0501d0 73 20 6F 76 65 72 20 74 68 65 20 6C 61 7A 79 20 s over the lazy
+ 0x0501e0 64 6F 67 20 74 68 65 20 71 75 69 63 6B 20 62 72 dog the quick br
+ 0x0501f0 6F 77 6E 20 66 6F 78 20 6A 75 6D 70 73 20 6F 76 own fox jumps ov
+
+- processing keyslot 3: keyslot not in use
+- processing keyslot 4: keyslot not in use
+- processing keyslot 5: keyslot not in use
+- processing keyslot 6: keyslot not in use
+- processing keyslot 7: keyslot not in use
----
Copyright (C) 2012, Arno Wagner <arno@wagner.name>
projects / platform / upstream / cryptsetup.git / commitdiff