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Added -l/--list to dbgtag.py

Browse Source 
Inspired by errno's/dbgerr.py's -l/--list, this gives a quick and easy
list of the current tag encodings, which can be very useful:

  $ ./scripts/dbgtag.py -l
  LFSR_TAG_NULL       0x0000  v--- ---- ---- ----
  LFSR_TAG_CONFIG     0x00tt  v--- ---- -ttt tttt
  LFSR_TAG_MAGIC      0x0003  v--- ---- ---- --11
  LFSR_TAG_VERSION    0x0004  v--- ---- ---- -1--
  ... snip ...

We already need to keep dbgtag.py in-sync or risk a bad debugging
experience, so we might as well let it tell us all the information it
currently knows.

Also yay for self-inspecting code, I don't know if it's bad that I'm
becoming a fan of parsing information out of comments...
This commit is contained in:
Christopher Haster
2024-06-10 13:44:49 -05:00
parent 3dc597cb5f
commit ae0e3348fe
7 changed files with 322 additions and 284 deletions
Download Patch File Download Diff File Expand all files Collapse all files

80
scripts/dbgbmap.py
View File

@@ -10,46 +10,46 @@ import shutil
import struct
TAG_NULL = 0x0000
TAG_CONFIG = 0x0000
TAG_MAGIC = 0x0003
TAG_VERSION = 0x0004
TAG_RCOMPAT = 0x0005
TAG_WCOMPAT = 0x0006
TAG_OCOMPAT = 0x0007
TAG_GEOMETRY = 0x0009
TAG_NAMELIMIT = 0x000c
TAG_FILELIMIT = 0x000d
TAG_GDELTA = 0x0100
TAG_GRMDELTA = 0x0100
TAG_NAME = 0x0200
TAG_REG = 0x0201
TAG_DIR = 0x0202
TAG_BOOKMARK = 0x0204
TAG_ORPHAN = 0x0205
TAG_STRUCT = 0x0300
TAG_DATA = 0x0300
TAG_BLOCK = 0x0304
TAG_BSHRUB = 0x0308
TAG_BTREE = 0x030c
TAG_MROOT = 0x0311
TAG_MDIR = 0x0315
TAG_MTREE = 0x031c
TAG_DID = 0x0320
TAG_BRANCH = 0x032c
TAG_UATTR = 0x0400
TAG_SATTR = 0x0600
TAG_SHRUB = 0x1000
TAG_ALT = 0x4000
TAG_B = 0x0000
TAG_R = 0x2000
TAG_LE = 0x0000
TAG_GT = 0x1000
TAG_CKSUM = 0x3000
TAG_P = 0x0001
TAG_Q = 0x0002
TAG_NOISE = 0x3100
TAG_ECKSUM = 0x3200
TAG_NULL = 0x0000 ## 0x0000 v--- ---- ---- ----
TAG_CONFIG = 0x0000 ## 0x00tt v--- ---- -ttt tttt
TAG_MAGIC = 0x0003 # 0x0003 v--- ---- ---- --11
TAG_VERSION = 0x0004 # 0x0004 v--- ---- ---- -1--
TAG_RCOMPAT = 0x0005 # 0x0005 v--- ---- ---- -1-1
TAG_WCOMPAT = 0x0006 # 0x0006 v--- ---- ---- -11-
TAG_OCOMPAT = 0x0007 # 0x0007 v--- ---- ---- -111
TAG_GEOMETRY = 0x0009 # 0x0008 v--- ---- ---- 1-rr
TAG_NAMELIMIT = 0x000c # 0x000c v--- ---- ---- 11--
TAG_FILELIMIT = 0x000d # 0x000d v--- ---- ---- 11-1
TAG_GDELTA = 0x0100 ## 0x01tt v--- ---1 -ttt tttt
TAG_GRMDELTA = 0x0100 # 0x0100 v--- ---1 ---- ----
TAG_NAME = 0x0200 ## 0x02tt v--- --1- -ttt tttt
TAG_REG = 0x0201 # 0x0201 v--- --1- ---- ---1
TAG_DIR = 0x0202 # 0x0202 v--- --1- ---- --1-
TAG_BOOKMARK = 0x0204 # 0x0204 v--- --1- ---- -1--
TAG_ORPHAN = 0x0205 # 0x0205 v--- --1- ---- -1-1
TAG_STRUCT = 0x0300 ## 0x03tt v--- --11 -ttt tttt
TAG_DATA = 0x0300 # 0x0300 v--- --11 ---- ----
TAG_BLOCK = 0x0304 # 0x0304 v--- --11 ---- -1rr
TAG_BSHRUB = 0x0308 # 0x0308 v--- --11 ---- 1---
TAG_BTREE = 0x030c # 0x030c v--- --11 ---- 11rr
TAG_MROOT = 0x0311 # 0x0310 v--- --11 ---1 --rr
TAG_MDIR = 0x0315 # 0x0314 v--- --11 ---1 -1rr
TAG_MTREE = 0x031c # 0x031c v--- --11 ---1 11rr
TAG_DID = 0x0320 # 0x0320 v--- --11 --1- ----
TAG_BRANCH = 0x032c # 0x032c v--- --11 --1- 11rr
TAG_UATTR = 0x0400 # 0x04aa v--- -1-a -aaa aaaa
TAG_SATTR = 0x0600 # 0x06aa v--- -11a -aaa aaaa
TAG_SHRUB = 0x1000 ## 0x1kkk v--1 kkkk -kkk kkkk
TAG_ALT = 0x4000 ## 0x4kkk v1cd kkkk -kkk kkkk
TAG_B = 0x0000
TAG_R = 0x2000
TAG_LE = 0x0000
TAG_GT = 0x1000
TAG_CKSUM = 0x3000 ## 0x3c0p v-11 cccc ---- --qp
TAG_P = 0x0001
TAG_Q = 0x0002
TAG_NOISE = 0x3100 # 0x3100 v-11 ---1 ---- ----
TAG_ECKSUM = 0x3200 # 0x3200 v-11 --1- ---- ----
CHARS = 'mbd-'

80
scripts/dbgbtree.py
View File

@@ -8,46 +8,46 @@ import os
import struct
TAG_NULL = 0x0000
TAG_CONFIG = 0x0000
TAG_MAGIC = 0x0003
TAG_VERSION = 0x0004
TAG_RCOMPAT = 0x0005
TAG_WCOMPAT = 0x0006
TAG_OCOMPAT = 0x0007
TAG_GEOMETRY = 0x0009
TAG_NAMELIMIT = 0x000c
TAG_FILELIMIT = 0x000d
TAG_GDELTA = 0x0100
TAG_GRMDELTA = 0x0100
TAG_NAME = 0x0200
TAG_REG = 0x0201
TAG_DIR = 0x0202
TAG_BOOKMARK = 0x0204
TAG_ORPHAN = 0x0205
TAG_STRUCT = 0x0300
TAG_DATA = 0x0300
TAG_BLOCK = 0x0304
TAG_BSHRUB = 0x0308
TAG_BTREE = 0x030c
TAG_MROOT = 0x0311
TAG_MDIR = 0x0315
TAG_MTREE = 0x031c
TAG_DID = 0x0320
TAG_BRANCH = 0x032c
TAG_UATTR = 0x0400
TAG_SATTR = 0x0600
TAG_SHRUB = 0x1000
TAG_ALT = 0x4000
TAG_B = 0x0000
TAG_R = 0x2000
TAG_LE = 0x0000
TAG_GT = 0x1000
TAG_CKSUM = 0x3000
TAG_P = 0x0001
TAG_Q = 0x0002
TAG_NOISE = 0x3100
TAG_ECKSUM = 0x3200
TAG_NULL = 0x0000 ## 0x0000 v--- ---- ---- ----
TAG_CONFIG = 0x0000 ## 0x00tt v--- ---- -ttt tttt
TAG_MAGIC = 0x0003 # 0x0003 v--- ---- ---- --11
TAG_VERSION = 0x0004 # 0x0004 v--- ---- ---- -1--
TAG_RCOMPAT = 0x0005 # 0x0005 v--- ---- ---- -1-1
TAG_WCOMPAT = 0x0006 # 0x0006 v--- ---- ---- -11-
TAG_OCOMPAT = 0x0007 # 0x0007 v--- ---- ---- -111
TAG_GEOMETRY = 0x0009 # 0x0008 v--- ---- ---- 1-rr
TAG_NAMELIMIT = 0x000c # 0x000c v--- ---- ---- 11--
TAG_FILELIMIT = 0x000d # 0x000d v--- ---- ---- 11-1
TAG_GDELTA = 0x0100 ## 0x01tt v--- ---1 -ttt tttt
TAG_GRMDELTA = 0x0100 # 0x0100 v--- ---1 ---- ----
TAG_NAME = 0x0200 ## 0x02tt v--- --1- -ttt tttt
TAG_REG = 0x0201 # 0x0201 v--- --1- ---- ---1
TAG_DIR = 0x0202 # 0x0202 v--- --1- ---- --1-
TAG_BOOKMARK = 0x0204 # 0x0204 v--- --1- ---- -1--
TAG_ORPHAN = 0x0205 # 0x0205 v--- --1- ---- -1-1
TAG_STRUCT = 0x0300 ## 0x03tt v--- --11 -ttt tttt
TAG_DATA = 0x0300 # 0x0300 v--- --11 ---- ----
TAG_BLOCK = 0x0304 # 0x0304 v--- --11 ---- -1rr
TAG_BSHRUB = 0x0308 # 0x0308 v--- --11 ---- 1---
TAG_BTREE = 0x030c # 0x030c v--- --11 ---- 11rr
TAG_MROOT = 0x0311 # 0x0310 v--- --11 ---1 --rr
TAG_MDIR = 0x0315 # 0x0314 v--- --11 ---1 -1rr
TAG_MTREE = 0x031c # 0x031c v--- --11 ---1 11rr
TAG_DID = 0x0320 # 0x0320 v--- --11 --1- ----
TAG_BRANCH = 0x032c # 0x032c v--- --11 --1- 11rr
TAG_UATTR = 0x0400 # 0x04aa v--- -1-a -aaa aaaa
TAG_SATTR = 0x0600 # 0x06aa v--- -11a -aaa aaaa
TAG_SHRUB = 0x1000 ## 0x1kkk v--1 kkkk -kkk kkkk
TAG_ALT = 0x4000 ## 0x4kkk v1cd kkkk -kkk kkkk
TAG_B = 0x0000
TAG_R = 0x2000
TAG_LE = 0x0000
TAG_GT = 0x1000
TAG_CKSUM = 0x3000 ## 0x3c0p v-11 cccc ---- --qp
TAG_P = 0x0001
TAG_Q = 0x0002
TAG_NOISE = 0x3100 # 0x3100 v-11 ---1 ---- ----
TAG_ECKSUM = 0x3200 # 0x3200 v-11 --1- ---- ----
# some ways of block geometry representations

2
scripts/dbgerr.py
View File

@@ -36,7 +36,7 @@ def main(errs, *,
# print
for n, e, h in ERRS:
print('%-*s %-*s %s' % (
print('%-*s %-*s %s' % (
w[0], 'LFS_ERR_'+n,
w[1], e,
h))

80
scripts/dbglfs.py
View File

@@ -9,46 +9,46 @@ import os
import struct
TAG_NULL = 0x0000
TAG_CONFIG = 0x0000
TAG_MAGIC = 0x0003
TAG_VERSION = 0x0004
TAG_RCOMPAT = 0x0005
TAG_WCOMPAT = 0x0006
TAG_OCOMPAT = 0x0007
TAG_GEOMETRY = 0x0009
TAG_NAMELIMIT = 0x000c
TAG_FILELIMIT = 0x000d
TAG_GDELTA = 0x0100
TAG_GRMDELTA = 0x0100
TAG_NAME = 0x0200
TAG_REG = 0x0201
TAG_DIR = 0x0202
TAG_BOOKMARK = 0x0204
TAG_ORPHAN = 0x0205
TAG_STRUCT = 0x0300
TAG_DATA = 0x0300
TAG_BLOCK = 0x0304
TAG_BSHRUB = 0x0308
TAG_BTREE = 0x030c
TAG_MROOT = 0x0311
TAG_MDIR = 0x0315
TAG_MTREE = 0x031c
TAG_DID = 0x0320
TAG_BRANCH = 0x032c
TAG_UATTR = 0x0400
TAG_SATTR = 0x0600
TAG_SHRUB = 0x1000
TAG_ALT = 0x4000
TAG_B = 0x0000
TAG_R = 0x2000
TAG_LE = 0x0000
TAG_GT = 0x1000
TAG_CKSUM = 0x3000
TAG_P = 0x0001
TAG_Q = 0x0002
TAG_NOISE = 0x3100
TAG_ECKSUM = 0x3200
TAG_NULL = 0x0000 ## 0x0000 v--- ---- ---- ----
TAG_CONFIG = 0x0000 ## 0x00tt v--- ---- -ttt tttt
TAG_MAGIC = 0x0003 # 0x0003 v--- ---- ---- --11
TAG_VERSION = 0x0004 # 0x0004 v--- ---- ---- -1--
TAG_RCOMPAT = 0x0005 # 0x0005 v--- ---- ---- -1-1
TAG_WCOMPAT = 0x0006 # 0x0006 v--- ---- ---- -11-
TAG_OCOMPAT = 0x0007 # 0x0007 v--- ---- ---- -111
TAG_GEOMETRY = 0x0009 # 0x0008 v--- ---- ---- 1-rr
TAG_NAMELIMIT = 0x000c # 0x000c v--- ---- ---- 11--
TAG_FILELIMIT = 0x000d # 0x000d v--- ---- ---- 11-1
TAG_GDELTA = 0x0100 ## 0x01tt v--- ---1 -ttt tttt
TAG_GRMDELTA = 0x0100 # 0x0100 v--- ---1 ---- ----
TAG_NAME = 0x0200 ## 0x02tt v--- --1- -ttt tttt
TAG_REG = 0x0201 # 0x0201 v--- --1- ---- ---1
TAG_DIR = 0x0202 # 0x0202 v--- --1- ---- --1-
TAG_BOOKMARK = 0x0204 # 0x0204 v--- --1- ---- -1--
TAG_ORPHAN = 0x0205 # 0x0205 v--- --1- ---- -1-1
TAG_STRUCT = 0x0300 ## 0x03tt v--- --11 -ttt tttt
TAG_DATA = 0x0300 # 0x0300 v--- --11 ---- ----
TAG_BLOCK = 0x0304 # 0x0304 v--- --11 ---- -1rr
TAG_BSHRUB = 0x0308 # 0x0308 v--- --11 ---- 1---
TAG_BTREE = 0x030c # 0x030c v--- --11 ---- 11rr
TAG_MROOT = 0x0311 # 0x0310 v--- --11 ---1 --rr
TAG_MDIR = 0x0315 # 0x0314 v--- --11 ---1 -1rr
TAG_MTREE = 0x031c # 0x031c v--- --11 ---1 11rr
TAG_DID = 0x0320 # 0x0320 v--- --11 --1- ----
TAG_BRANCH = 0x032c # 0x032c v--- --11 --1- 11rr
TAG_UATTR = 0x0400 # 0x04aa v--- -1-a -aaa aaaa
TAG_SATTR = 0x0600 # 0x06aa v--- -11a -aaa aaaa
TAG_SHRUB = 0x1000 ## 0x1kkk v--1 kkkk -kkk kkkk
TAG_ALT = 0x4000 ## 0x4kkk v1cd kkkk -kkk kkkk
TAG_B = 0x0000
TAG_R = 0x2000
TAG_LE = 0x0000
TAG_GT = 0x1000
TAG_CKSUM = 0x3000 ## 0x3c0p v-11 cccc ---- --qp
TAG_P = 0x0001
TAG_Q = 0x0002
TAG_NOISE = 0x3100 # 0x3100 v-11 ---1 ---- ----
TAG_ECKSUM = 0x3200 # 0x3200 v-11 --1- ---- ----
# some ways of block geometry representations

80
scripts/dbgmtree.py
View File

@@ -8,46 +8,46 @@ import os
import struct
TAG_NULL = 0x0000
TAG_CONFIG = 0x0000
TAG_MAGIC = 0x0003
TAG_VERSION = 0x0004
TAG_RCOMPAT = 0x0005
TAG_WCOMPAT = 0x0006
TAG_OCOMPAT = 0x0007
TAG_GEOMETRY = 0x0009
TAG_NAMELIMIT = 0x000c
TAG_FILELIMIT = 0x000d
TAG_GDELTA = 0x0100
TAG_GRMDELTA = 0x0100
TAG_NAME = 0x0200
TAG_REG = 0x0201
TAG_DIR = 0x0202
TAG_BOOKMARK = 0x0204
TAG_ORPHAN = 0x0205
TAG_STRUCT = 0x0300
TAG_DATA = 0x0300
TAG_BLOCK = 0x0304
TAG_BSHRUB = 0x0308
TAG_BTREE = 0x030c
TAG_MROOT = 0x0311
TAG_MDIR = 0x0315
TAG_MTREE = 0x031c
TAG_DID = 0x0320
TAG_BRANCH = 0x032c
TAG_UATTR = 0x0400
TAG_SATTR = 0x0600
TAG_SHRUB = 0x1000
TAG_ALT = 0x4000
TAG_B = 0x0000
TAG_R = 0x2000
TAG_LE = 0x0000
TAG_GT = 0x1000
TAG_CKSUM = 0x3000
TAG_P = 0x0001
TAG_Q = 0x0002
TAG_NOISE = 0x3100
TAG_ECKSUM = 0x3200
TAG_NULL = 0x0000 ## 0x0000 v--- ---- ---- ----
TAG_CONFIG = 0x0000 ## 0x00tt v--- ---- -ttt tttt
TAG_MAGIC = 0x0003 # 0x0003 v--- ---- ---- --11
TAG_VERSION = 0x0004 # 0x0004 v--- ---- ---- -1--
TAG_RCOMPAT = 0x0005 # 0x0005 v--- ---- ---- -1-1
TAG_WCOMPAT = 0x0006 # 0x0006 v--- ---- ---- -11-
TAG_OCOMPAT = 0x0007 # 0x0007 v--- ---- ---- -111
TAG_GEOMETRY = 0x0009 # 0x0008 v--- ---- ---- 1-rr
TAG_NAMELIMIT = 0x000c # 0x000c v--- ---- ---- 11--
TAG_FILELIMIT = 0x000d # 0x000d v--- ---- ---- 11-1
TAG_GDELTA = 0x0100 ## 0x01tt v--- ---1 -ttt tttt
TAG_GRMDELTA = 0x0100 # 0x0100 v--- ---1 ---- ----
TAG_NAME = 0x0200 ## 0x02tt v--- --1- -ttt tttt
TAG_REG = 0x0201 # 0x0201 v--- --1- ---- ---1
TAG_DIR = 0x0202 # 0x0202 v--- --1- ---- --1-
TAG_BOOKMARK = 0x0204 # 0x0204 v--- --1- ---- -1--
TAG_ORPHAN = 0x0205 # 0x0205 v--- --1- ---- -1-1
TAG_STRUCT = 0x0300 ## 0x03tt v--- --11 -ttt tttt
TAG_DATA = 0x0300 # 0x0300 v--- --11 ---- ----
TAG_BLOCK = 0x0304 # 0x0304 v--- --11 ---- -1rr
TAG_BSHRUB = 0x0308 # 0x0308 v--- --11 ---- 1---
TAG_BTREE = 0x030c # 0x030c v--- --11 ---- 11rr
TAG_MROOT = 0x0311 # 0x0310 v--- --11 ---1 --rr
TAG_MDIR = 0x0315 # 0x0314 v--- --11 ---1 -1rr
TAG_MTREE = 0x031c # 0x031c v--- --11 ---1 11rr
TAG_DID = 0x0320 # 0x0320 v--- --11 --1- ----
TAG_BRANCH = 0x032c # 0x032c v--- --11 --1- 11rr
TAG_UATTR = 0x0400 # 0x04aa v--- -1-a -aaa aaaa
TAG_SATTR = 0x0600 # 0x06aa v--- -11a -aaa aaaa
TAG_SHRUB = 0x1000 ## 0x1kkk v--1 kkkk -kkk kkkk
TAG_ALT = 0x4000 ## 0x4kkk v1cd kkkk -kkk kkkk
TAG_B = 0x0000
TAG_R = 0x2000
TAG_LE = 0x0000
TAG_GT = 0x1000
TAG_CKSUM = 0x3000 ## 0x3c0p v-11 cccc ---- --qp
TAG_P = 0x0001
TAG_Q = 0x0002
TAG_NOISE = 0x3100 # 0x3100 v-11 ---1 ---- ----
TAG_ECKSUM = 0x3200 # 0x3200 v-11 --1- ---- ----
# some ways of block geometry representations

80
scripts/dbgrbyd.py
View File

@@ -17,46 +17,46 @@ COLORS = [
]
TAG_NULL = 0x0000
TAG_CONFIG = 0x0000
TAG_MAGIC = 0x0003
TAG_VERSION = 0x0004
TAG_RCOMPAT = 0x0005
TAG_WCOMPAT = 0x0006
TAG_OCOMPAT = 0x0007
TAG_GEOMETRY = 0x0009
TAG_NAMELIMIT = 0x000c
TAG_FILELIMIT = 0x000d
TAG_GDELTA = 0x0100
TAG_GRMDELTA = 0x0100
TAG_NAME = 0x0200
TAG_REG = 0x0201
TAG_DIR = 0x0202
TAG_BOOKMARK = 0x0204
TAG_ORPHAN = 0x0205
TAG_STRUCT = 0x0300
TAG_DATA = 0x0300
TAG_BLOCK = 0x0304
TAG_BSHRUB = 0x0308
TAG_BTREE = 0x030c
TAG_MROOT = 0x0311
TAG_MDIR = 0x0315
TAG_MTREE = 0x031c
TAG_DID = 0x0320
TAG_BRANCH = 0x032c
TAG_UATTR = 0x0400
TAG_SATTR = 0x0600
TAG_SHRUB = 0x1000
TAG_ALT = 0x4000
TAG_B = 0x0000
TAG_R = 0x2000
TAG_LE = 0x0000
TAG_GT = 0x1000
TAG_CKSUM = 0x3000
TAG_P = 0x0001
TAG_Q = 0x0002
TAG_NOISE = 0x3100
TAG_ECKSUM = 0x3200
TAG_NULL = 0x0000 ## 0x0000 v--- ---- ---- ----
TAG_CONFIG = 0x0000 ## 0x00tt v--- ---- -ttt tttt
TAG_MAGIC = 0x0003 # 0x0003 v--- ---- ---- --11
TAG_VERSION = 0x0004 # 0x0004 v--- ---- ---- -1--
TAG_RCOMPAT = 0x0005 # 0x0005 v--- ---- ---- -1-1
TAG_WCOMPAT = 0x0006 # 0x0006 v--- ---- ---- -11-
TAG_OCOMPAT = 0x0007 # 0x0007 v--- ---- ---- -111
TAG_GEOMETRY = 0x0009 # 0x0008 v--- ---- ---- 1-rr
TAG_NAMELIMIT = 0x000c # 0x000c v--- ---- ---- 11--
TAG_FILELIMIT = 0x000d # 0x000d v--- ---- ---- 11-1
TAG_GDELTA = 0x0100 ## 0x01tt v--- ---1 -ttt tttt
TAG_GRMDELTA = 0x0100 # 0x0100 v--- ---1 ---- ----
TAG_NAME = 0x0200 ## 0x02tt v--- --1- -ttt tttt
TAG_REG = 0x0201 # 0x0201 v--- --1- ---- ---1
TAG_DIR = 0x0202 # 0x0202 v--- --1- ---- --1-
TAG_BOOKMARK = 0x0204 # 0x0204 v--- --1- ---- -1--
TAG_ORPHAN = 0x0205 # 0x0205 v--- --1- ---- -1-1
TAG_STRUCT = 0x0300 ## 0x03tt v--- --11 -ttt tttt
TAG_DATA = 0x0300 # 0x0300 v--- --11 ---- ----
TAG_BLOCK = 0x0304 # 0x0304 v--- --11 ---- -1rr
TAG_BSHRUB = 0x0308 # 0x0308 v--- --11 ---- 1---
TAG_BTREE = 0x030c # 0x030c v--- --11 ---- 11rr
TAG_MROOT = 0x0311 # 0x0310 v--- --11 ---1 --rr
TAG_MDIR = 0x0315 # 0x0314 v--- --11 ---1 -1rr
TAG_MTREE = 0x031c # 0x031c v--- --11 ---1 11rr
TAG_DID = 0x0320 # 0x0320 v--- --11 --1- ----
TAG_BRANCH = 0x032c # 0x032c v--- --11 --1- 11rr
TAG_UATTR = 0x0400 # 0x04aa v--- -1-a -aaa aaaa
TAG_SATTR = 0x0600 # 0x06aa v--- -11a -aaa aaaa
TAG_SHRUB = 0x1000 ## 0x1kkk v--1 kkkk -kkk kkkk
TAG_ALT = 0x4000 ## 0x4kkk v1cd kkkk -kkk kkkk
TAG_B = 0x0000
TAG_R = 0x2000
TAG_LE = 0x0000
TAG_GT = 0x1000
TAG_CKSUM = 0x3000 ## 0x3c0p v-11 cccc ---- --qp
TAG_P = 0x0001
TAG_Q = 0x0002
TAG_NOISE = 0x3100 # 0x3100 v-11 ---1 ---- ----
TAG_ECKSUM = 0x3200 # 0x3200 v-11 --1- ---- ----
# some ways of block geometry representations

204
scripts/dbgtag.py
View File

@@ -6,46 +6,46 @@ import struct
import sys
TAG_NULL = 0x0000
TAG_CONFIG = 0x0000
TAG_MAGIC = 0x0003
TAG_VERSION = 0x0004
TAG_RCOMPAT = 0x0005
TAG_WCOMPAT = 0x0006
TAG_OCOMPAT = 0x0007
TAG_GEOMETRY = 0x0009
TAG_NAMELIMIT = 0x000c
TAG_FILELIMIT = 0x000d
TAG_GDELTA = 0x0100
TAG_GRMDELTA = 0x0100
TAG_NAME = 0x0200
TAG_REG = 0x0201
TAG_DIR = 0x0202
TAG_BOOKMARK = 0x0204
TAG_ORPHAN = 0x0205
TAG_STRUCT = 0x0300
TAG_DATA = 0x0300
TAG_BLOCK = 0x0304
TAG_BSHRUB = 0x0308
TAG_BTREE = 0x030c
TAG_MROOT = 0x0311
TAG_MDIR = 0x0315
TAG_MTREE = 0x031c
TAG_DID = 0x0320
TAG_BRANCH = 0x032c
TAG_UATTR = 0x0400
TAG_SATTR = 0x0600
TAG_SHRUB = 0x1000
TAG_ALT = 0x4000
TAG_B = 0x0000
TAG_R = 0x2000
TAG_LE = 0x0000
TAG_GT = 0x1000
TAG_CKSUM = 0x3000
TAG_P = 0x0001
TAG_Q = 0x0002
TAG_NOISE = 0x3100
TAG_ECKSUM = 0x3200
TAG_NULL = 0x0000 ## 0x0000 v--- ---- ---- ----
TAG_CONFIG = 0x0000 ## 0x00tt v--- ---- -ttt tttt
TAG_MAGIC = 0x0003 # 0x0003 v--- ---- ---- --11
TAG_VERSION = 0x0004 # 0x0004 v--- ---- ---- -1--
TAG_RCOMPAT = 0x0005 # 0x0005 v--- ---- ---- -1-1
TAG_WCOMPAT = 0x0006 # 0x0006 v--- ---- ---- -11-
TAG_OCOMPAT = 0x0007 # 0x0007 v--- ---- ---- -111
TAG_GEOMETRY = 0x0009 # 0x0008 v--- ---- ---- 1-rr
TAG_NAMELIMIT = 0x000c # 0x000c v--- ---- ---- 11--
TAG_FILELIMIT = 0x000d # 0x000d v--- ---- ---- 11-1
TAG_GDELTA = 0x0100 ## 0x01tt v--- ---1 -ttt tttt
TAG_GRMDELTA = 0x0100 # 0x0100 v--- ---1 ---- ----
TAG_NAME = 0x0200 ## 0x02tt v--- --1- -ttt tttt
TAG_REG = 0x0201 # 0x0201 v--- --1- ---- ---1
TAG_DIR = 0x0202 # 0x0202 v--- --1- ---- --1-
TAG_BOOKMARK = 0x0204 # 0x0204 v--- --1- ---- -1--
TAG_ORPHAN = 0x0205 # 0x0205 v--- --1- ---- -1-1
TAG_STRUCT = 0x0300 ## 0x03tt v--- --11 -ttt tttt
TAG_DATA = 0x0300 # 0x0300 v--- --11 ---- ----
TAG_BLOCK = 0x0304 # 0x0304 v--- --11 ---- -1rr
TAG_BSHRUB = 0x0308 # 0x0308 v--- --11 ---- 1---
TAG_BTREE = 0x030c # 0x030c v--- --11 ---- 11rr
TAG_MROOT = 0x0311 # 0x0310 v--- --11 ---1 --rr
TAG_MDIR = 0x0315 # 0x0314 v--- --11 ---1 -1rr
TAG_MTREE = 0x031c # 0x031c v--- --11 ---1 11rr
TAG_DID = 0x0320 # 0x0320 v--- --11 --1- ----
TAG_BRANCH = 0x032c # 0x032c v--- --11 --1- 11rr
TAG_UATTR = 0x0400 # 0x04aa v--- -1-a -aaa aaaa
TAG_SATTR = 0x0600 # 0x06aa v--- -11a -aaa aaaa
TAG_SHRUB = 0x1000 ## 0x1kkk v--1 kkkk -kkk kkkk
TAG_ALT = 0x4000 ## 0x4kkk v1cd kkkk -kkk kkkk
TAG_B = 0x0000
TAG_R = 0x2000
TAG_LE = 0x0000
TAG_GT = 0x1000
TAG_CKSUM = 0x3000 ## 0x3c0p v-11 cccc ---- --qp
TAG_P = 0x0001
TAG_Q = 0x0002
TAG_NOISE = 0x3100 # 0x3100 v-11 ---1 ---- ----
TAG_ECKSUM = 0x3200 # 0x3200 v-11 --1- ---- ----
# some ways of block geometry representations
@@ -219,6 +219,30 @@ def tagrepr(tag, w=None, size=None, off=None):
' %d' % size if size is not None else '')
def list_tags():
# here be magic, parse our script's source to get to the tag comments
import inspect
import re
tags = []
tag_pattern = re.compile(
'^(?P<name>TAG_[^ ]*) *= *(?P<tag>[^ #]+) *#+ *(?P<comment>.*)$')
for line in inspect.getsourcelines(
inspect.getmodule(inspect.currentframe()))[0]:
m = tag_pattern.match(line)
if m:
tags.append(m.groups())
# find widths for alignment
w = [0]
for n, t, c in tags:
w[0] = max(w[0], len('LFSR_'+n))
# print
for n, t, c in tags:
print('%-*s %s' % (
w[0], 'LFSR_'+n,
c))
def dbg_tag(data):
if isinstance(data, int):
tag = data
@@ -233,61 +257,71 @@ def dbg_tag(data):
print(tagrepr(tag, weight, size))
def main(tags, *,
list=False,
block_size=None,
block_count=None,
off=None,
**args):
# interpret as a sequence of hex bytes
if args.get('hex'):
dbg_tag(bytes(int(tag, 16) for tag in tags))
list_, list = list, __builtins__.list
# interpret as strings
elif args.get('string'):
for tag in tags:
dbg_tag(tag.encode('utf8'))
# list all known tags
if list_:
list_tags()
# default to interpreting as ints
elif block_size is None and off is None:
for tag in tags:
dbg_tag(int(tag, 0))
# if either block_size or off provided interpret as a block device
# try to decode these tags
else:
disk, *blocks = tags
blocks = [rbydaddr(block) for block in blocks]
# interpret as a sequence of hex bytes
if args.get('hex'):
dbg_tag(bytes(int(tag, 16) for tag in tags))
# is bd geometry specified?
if isinstance(block_size, tuple):
block_size, block_count_ = block_size
if block_count is None:
block_count = block_count_
# interpret as strings
elif args.get('string'):
for tag in tags:
dbg_tag(tag.encode('utf8'))
# flatten block, default to block 0
if not blocks:
blocks = [[0]]
blocks = [block for blocks_ in blocks for block in blocks_]
# default to interpreting as ints
elif block_size is None and off is None:
for tag in tags:
dbg_tag(int(tag, 0))
with open(disk, 'rb') as f:
# if block_size is omitted, assume the block device is one big block
if block_size is None:
f.seek(0, os.SEEK_END)
block_size = f.tell()
# if either block_size or off provided interpret as a block device
else:
disk, *blocks = tags
blocks = [rbydaddr(block) for block in blocks]
# blocks may also encode offsets
blocks, offs = (
[block[0] if isinstance(block, tuple) else block
for block in blocks],
[off if off is not None
else block[1] if isinstance(block, tuple)
else None
for block in blocks])
# is bd geometry specified?
if isinstance(block_size, tuple):
block_size, block_count_ = block_size
if block_count is None:
block_count = block_count_
# read each tag
for block, off in zip(blocks, offs):
f.seek((block * block_size) + (off or 0))
# read maximum tag size
data = f.read(2+5+5)
dbg_tag(data)
# flatten block, default to block 0
if not blocks:
blocks = [[0]]
blocks = [block for blocks_ in blocks for block in blocks_]
with open(disk, 'rb') as f:
# if block_size is omitted, assume the block device is one
# big block
if block_size is None:
f.seek(0, os.SEEK_END)
block_size = f.tell()
# blocks may also encode offsets
blocks, offs = (
[block[0] if isinstance(block, tuple) else block
for block in blocks],
[off if off is not None
else block[1] if isinstance(block, tuple)
else None
for block in blocks])
# read each tag
for block, off in zip(blocks, offs):
f.seek((block * block_size) + (off or 0))
# read maximum tag size
data = f.read(2+5+5)
dbg_tag(data)
if __name__ == "__main__":
import argparse
@@ -299,6 +333,10 @@ if __name__ == "__main__":
'tags',
nargs='*',
help="Tags to decode.")
parser.add_argument(
'-l', '--list',
action='store_true',
help="List all known tags.")
parser.add_argument(
'-x', '--hex',
action='store_true',