/
usr
/
bin
/
/usr/bin
mkdir
upload
Name
Size
Mode
Actions
.ssh.hmac
65
0644
edit
dl
rm
a2p
106792
0755
edit
dl
rm
aclocal
31181
0755
edit
dl
rm
aclocal-1.11
31181
0755
edit
dl
rm
addftinfo
23488
0755
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dl
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addr2line
25480
0755
edit
dl
rm
animate
5848
0755
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dl
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ar
56624
0755
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dl
rm
as
328392
0755
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dl
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aspell
164064
0755
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dl
rm
at
1036
0755
edit
dl
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atq
1038
0755
edit
dl
rm
atrm
1040
0755
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dl
rm
autoconf
14631
0755
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dl
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autoheader
8484
0755
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dl
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autom4te
31789
0755
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dl
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automake
257062
0755
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dl
rm
automake-1.11
257062
0755
edit
dl
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autoreconf
20233
0755
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dl
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autoscan
17065
0755
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dl
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autoupdate
33766
0755
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dl
rm
awk
375616
0755
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dl
rm
base64
29240
0755
edit
dl
rm
bashbug-64
6932
0755
edit
dl
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batch
137
0755
edit
dl
rm
bdftops
292
0755
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dl
rm
bison
299856
0755
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dl
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bunzip2
32936
0755
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dl
rm
bzcat
32936
0755
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dl
rm
bzcmp
2128
0755
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dl
rm
bzdiff
2128
0755
edit
dl
rm
bzgrep
1677
0755
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dl
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bzip2
32936
0755
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dl
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bzip2recover
10872
0755
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dl
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bzless
1259
0755
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dl
rm
bzmore
1259
0755
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dl
rm
c++
267928
0755
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dl
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c++filt
23688
0755
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dl
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c2ph
36601
0755
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dl
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c89
224
0755
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dl
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c99
215
0755
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dl
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cal
16784
0755
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dl
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captoinfo
49832
0755
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dl
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catchsegv
3384
0755
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dl
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cc
264472
0755
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dl
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chcon
57144
0755
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dl
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chrt
9624
0755
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dl
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cksum
25272
0755
edit
dl
rm
cldetect
10689
0755
edit
dl
rm
clear
4976
0755
edit
dl
rm
cloudlinux-awp-user
1818
0755
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dl
rm
clwpos-user
1818
0755
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dl
rm
cmp
19248
0755
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dl
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col
10904
0755
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dl
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colcrt
7920
0755
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dl
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colrm
5576
0755
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dl
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column
9744
0755
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dl
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comm
28456
0755
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dl
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compare
5968
0755
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dl
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composite
5848
0755
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dl
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conjure
5848
0755
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dl
rm
convert
5848
0755
edit
dl
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cpan
11839
0755
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dl
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cpp
267912
0755
edit
dl
rm
crontab
1388
0755
edit
dl
rm
crontab.cagefs
308048
0755
edit
dl
rm
csplit
106168
0755
edit
dl
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curl
120512
0755
edit
dl
rm
cut
41704
0755
edit
dl
rm
dbiprof
6300
0755
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dl
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dbiproxy
5482
0755
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dl
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ddate
11448
0755
edit
dl
rm
diff
81080
0755
edit
dl
rm
diff3
23480
0755
edit
dl
rm
dig
133688
0755
edit
dl
rm
dir
109208
0755
edit
dl
rm
dircolors
32872
0755
edit
dl
rm
dirname
23720
0755
edit
dl
rm
display
5848
0755
edit
dl
rm
dltest
7232
0755
edit
dl
rm
dprofpp
24089
0755
edit
dl
rm
du
95448
0755
edit
dl
rm
dumphint
554
0755
edit
dl
rm
dvipdf
1057
0755
edit
dl
rm
enc2xs
39147
0755
edit
dl
rm
enchant
13136
0755
edit
dl
rm
enchant-lsmod
7336
0755
edit
dl
rm
env
23832
0755
edit
dl
rm
eps2eps
632
0755
edit
dl
rm
eqn
137328
0755
edit
dl
rm
eqn2graph
2242
0755
edit
dl
rm
expand
27960
0755
edit
dl
rm
expr
97688
0755
edit
dl
rm
factor
44696
0755
edit
dl
rm
fc-cache
13000
0755
edit
dl
rm
fc-cat
11136
0755
edit
dl
rm
fc-list
8840
0755
edit
dl
rm
fc-match
9992
0755
edit
dl
rm
fc-query
7568
0755
edit
dl
rm
fc-scan
7872
0755
edit
dl
rm
file
15680
0755
edit
dl
rm
find
234512
0755
edit
dl
rm
find2perl
23614
0755
edit
dl
rm
flex
332448
0755
edit
dl
rm
flex++
332448
0755
edit
dl
rm
flock
10928
0755
edit
dl
rm
floppy
23616
0755
edit
dl
rm
fmt
30264
0755
edit
dl
rm
fold
28024
0755
edit
dl
rm
font2c
300
0755
edit
dl
rm
free
9696
0755
edit
dl
rm
freetype-config
3830
0755
edit
dl
rm
funzip
22056
0755
edit
dl
rm
g++
267928
0755
edit
dl
rm
gawk
375616
0755
edit
dl
rm
gcc
264472
0755
edit
dl
rm
gcov
39848
0755
edit
dl
rm
gencat
23048
0755
edit
dl
rm
geoiplookup
15064
0755
edit
dl
rm
geoiplookup6
10904
0755
edit
dl
rm
geqn
137328
0755
edit
dl
rm
GET
14519
0755
edit
dl
rm
getconf
22808
0755
edit
dl
rm
getent
27776
0755
edit
dl
rm
getopt
12040
0755
edit
dl
rm
ghostscript
6760
0755
edit
dl
rm
gindxbib
27824
0755
edit
dl
rm
git
1139544
0755
edit
dl
rm
git-receive-pack
1139560
0755
edit
dl
rm
git-shell
461304
0755
edit
dl
rm
git-upload-archive
1139560
0755
edit
dl
rm
git-upload-pack
471216
0755
edit
dl
rm
glookbib
33320
0755
edit
dl
rm
gm
4856
0755
edit
dl
rm
gmake
170576
0755
edit
dl
rm
gneqn
255
0755
edit
dl
rm
gnroff
2401
0755
edit
dl
rm
gpg
761688
0755
edit
dl
rm
gpg-agent
297976
0755
edit
dl
rm
gpg-error
18576
0755
edit
dl
rm
gpg-zip
3303
0755
edit
dl
rm
gpg2
761688
0755
edit
dl
rm
gpgsplit
48536
0755
edit
dl
rm
gpgv
336480
0755
edit
dl
rm
gpgv2
336480
0755
edit
dl
rm
gpic
213616
0755
edit
dl
rm
gprof
94960
0755
edit
dl
rm
grefer
122224
0755
edit
dl
rm
grn
65408
0755
edit
dl
rm
grodvi
81400
0755
edit
dl
rm
groff
65424
0755
edit
dl
rm
groffer
7777
0755
edit
dl
rm
grolbp
87960
0755
edit
dl
rm
grolj4
77464
0755
edit
dl
rm
grops
117008
0755
edit
dl
rm
grotty
77304
0755
edit
dl
rm
groups
24408
0755
edit
dl
rm
gs
6760
0755
edit
dl
rm
gsbj
337
0755
edit
dl
rm
gsdj
339
0755
edit
dl
rm
gsdj500
342
0755
edit
dl
rm
gslj
340
0755
edit
dl
rm
gslp
337
0755
edit
dl
rm
gsnd
264
0755
edit
dl
rm
gsoelim
23512
0755
edit
dl
rm
gtbl
98176
0755
edit
dl
rm
gtroff
354864
0755
edit
dl
rm
gunzip
61
0755
edit
dl
rm
gzexe
5935
0755
edit
dl
rm
gzip
64688
0755
edit
dl
rm
h2ph
28036
0755
edit
dl
rm
h2xs
60385
0755
edit
dl
rm
head
32520
0755
edit
dl
rm
hexdump
21576
0755
edit
dl
rm
host
119928
0755
edit
dl
rm
hostid
22056
0755
edit
dl
rm
hpftodit
20384
0755
edit
dl
rm
hunspell
52784
0755
edit
dl
rm
iconv
60272
0755
edit
dl
rm
icu-config
11187
0755
edit
dl
rm
id
28104
0755
edit
dl
rm
identify
5968
0755
edit
dl
rm
idn
32488
0755
edit
dl
rm
ifnames
4049
0755
edit
dl
rm
import
5848
0755
edit
dl
rm
indxbib
27824
0755
edit
dl
rm
infocmp
50960
0755
edit
dl
rm
infotocap
49832
0755
edit
dl
rm
install
107200
0755
edit
dl
rm
instmodsh
4253
0755
edit
dl
rm
ionice
15112
0755
edit
dl
rm
ipcrm
9064
0755
edit
dl
rm
ipcs
19720
0755
edit
dl
rm
isosize
7320
0755
edit
dl
rm
ispell
988
0755
edit
dl
rm
isql
27616
0755
edit
dl
rm
iusql
21576
0755
edit
dl
rm
join
40360
0755
edit
dl
rm
kill
11576
0755
edit
dl
rm
ld
588496
0755
edit
dl
rm
ldd
5325
0755
edit
dl
rm
less
149976
0755
edit
dl
rm
lessecho
7376
0755
edit
dl
rm
lesskey
16264
0755
edit
dl
rm
lesspipe.sh
2804
0755
edit
dl
rm
lex
332448
0755
edit
dl
rm
libnetcfg
15724
0755
edit
dl
rm
libtool
283333
0755
edit
dl
rm
libtoolize
68161
0755
edit
dl
rm
lkbib
33544
0755
edit
dl
rm
locale
38640
0755
edit
dl
rm
localedef
326880
0755
edit
dl
rm
logger
11608
0755
edit
dl
rm
logname
22152
0755
edit
dl
rm
look
8080
0755
edit
dl
rm
lookbib
33320
0755
edit
dl
rm
lprsetup.sh
4661
0755
edit
dl
rm
lynx
1390984
0755
edit
dl
rm
m4
208520
0755
edit
dl
rm
Mail
378720
0755
edit
dl
rm
make
170576
0755
edit
dl
rm
mcookie
11032
0755
edit
dl
rm
md5sum
32472
0755
edit
dl
rm
mesg
6744
0755
edit
dl
rm
mkfifo
25272
0755
edit
dl
rm
mogrify
5848
0755
edit
dl
rm
montage
5848
0755
edit
dl
rm
msql2mysql
1956
0755
edit
dl
rm
mysql
3844478
0755
edit
dl
rm
mysqlaccess
112528
0755
edit
dl
rm
mysqladmin
3529601
0755
edit
dl
rm
mysqlbinlog
3727752
0755
edit
dl
rm
mysqlcheck
3526305
0755
edit
dl
rm
mysqldump
3603495
0755
edit
dl
rm
mysqlimport
3526103
0755
edit
dl
rm
mysqlshow
3519973
0755
edit
dl
rm
mysql_config
7016
0755
edit
dl
rm
mysql_find_rows
3791
0755
edit
dl
rm
mysql_waitpid
3273073
0755
edit
dl
rm
my_print_defaults
3275254
0755
edit
dl
rm
namei
12712
0755
edit
dl
rm
nano
171784
0755
edit
dl
rm
neqn
255
0755
edit
dl
rm
net-snmp-create-v3-user
2961
0755
edit
dl
rm
nl
98120
0755
edit
dl
rm
nm
41280
0755
edit
dl
rm
nohup
26184
0755
edit
dl
rm
nproc
24264
0755
edit
dl
rm
nroff
2401
0755
edit
dl
rm
nslookup
120120
0755
edit
dl
rm
nsupdate
59528
0755
edit
dl
rm
objcopy
212264
0755
edit
dl
rm
objdump
284936
0755
edit
dl
rm
od
58152
0755
edit
dl
rm
odbcinst
23328
0755
edit
dl
rm
odbc_config
6808
0755
edit
dl
rm
openssl
525600
0755
edit
dl
rm
pango-querymodules-64
10176
0755
edit
dl
rm
pango-view
49688
0755
edit
dl
rm
passwd
1044
0755
edit
dl
rm
paste
25544
0755
edit
dl
rm
patch
118104
0755
edit
dl
rm
pathchk
23752
0755
edit
dl
rm
pdf2dsc
696
0755
edit
dl
rm
pdf2ps
901
0755
edit
dl
rm
pdfopt
547
0755
edit
dl
rm
perl
7184
0755
edit
dl
rm
perl5.10.1
7184
0755
edit
dl
rm
perlbug
44726
0755
edit
dl
rm
perldoc
224
0755
edit
dl
rm
perlivp
12303
0755
edit
dl
rm
perlml
4480
0755
edit
dl
rm
perlthanks
44726
0755
edit
dl
rm
pf2afm
495
0755
edit
dl
rm
pfbtopfa
511
0755
edit
dl
rm
pfbtops
6776
0755
edit
dl
rm
pgrep
16144
0755
edit
dl
rm
php
937
0755
edit
dl
rm
php-cli
933
0755
edit
dl
rm
php5
933
0755
edit
dl
rm
php5-cli
933
0755
edit
dl
rm
pic
213616
0755
edit
dl
rm
pic2graph
2563
0755
edit
dl
rm
pico
171784
0755
edit
dl
rm
piconv
7337
0755
edit
dl
rm
pinentry
2602
0755
edit
dl
rm
pinentry-curses
48600
0755
edit
dl
rm
pinky
29608
0755
edit
dl
rm
pkg-config
105888
0755
edit
dl
rm
pkill
16144
0755
edit
dl
rm
pl2pm
4531
0755
edit
dl
rm
pmap
12136
0755
edit
dl
rm
pod2html
2338
0755
edit
dl
rm
pod2latex
10255
0755
edit
dl
rm
pod2man
21175
0755
edit
dl
rm
pod2text
9080
0755
edit
dl
rm
pod2usage
3342
0755
edit
dl
rm
podchecker
3699
0755
edit
dl
rm
podselect
2527
0755
edit
dl
rm
post-grohtml
131608
0755
edit
dl
rm
pr
61768
0755
edit
dl
rm
pre-grohtml
70640
0755
edit
dl
rm
precat
5656
0755
edit
dl
rm
preunzip
5656
0755
edit
dl
rm
prezip
5656
0755
edit
dl
rm
prezip-bin
7152
0755
edit
dl
rm
printafm
386
0755
edit
dl
rm
printenv
23736
0755
edit
dl
rm
printf
46344
0755
edit
dl
rm
protoize
68664
0755
edit
dl
rm
prove
9369
0755
edit
dl
rm
ps2ascii
786
0755
edit
dl
rm
ps2epsi
2772
0755
edit
dl
rm
ps2pdf
315
0755
edit
dl
rm
ps2pdf12
260
0755
edit
dl
rm
ps2pdf13
260
0755
edit
dl
rm
ps2pdf14
260
0755
edit
dl
rm
ps2pdfwr
1088
0755
edit
dl
rm
ps2ps
634
0755
edit
dl
rm
ps2ps2
704
0755
edit
dl
rm
psed
53325
0755
edit
dl
rm
pstruct
36601
0755
edit
dl
rm
ptx
127064
0755
edit
dl
rm
pv.sh
1420
0755
edit
dl
rm
pwdx
6744
0755
edit
dl
rm
pydoc
78
0755
edit
dl
rm
python
4864
0755
edit
dl
rm
python2
4864
0755
edit
dl
rm
python2.6
4864
0755
edit
dl
rm
quota
82752
0755
edit
dl
rm
ranlib
56624
0755
edit
dl
rm
readelf
302608
0755
edit
dl
rm
readlink
36360
0755
edit
dl
rm
recode
40168
0755
edit
dl
rm
refer
122224
0755
edit
dl
rm
rename
6752
0755
edit
dl
rm
renice
7320
0755
edit
dl
rm
reset
17896
0755
edit
dl
rm
rev
6784
0755
edit
dl
rm
rnano
171784
0755
edit
dl
rm
rpcgen
93000
0755
edit
dl
rm
run-with-aspell
85
0755
edit
dl
rm
runcon
28104
0755
edit
dl
rm
rvim
2288088
0755
edit
dl
rm
s2p
53325
0755
edit
dl
rm
scl
18304
0755
edit
dl
rm
scl_enabled
258
0755
edit
dl
rm
scl_source
1870
0755
edit
dl
rm
scp
75848
0755
edit
dl
rm
screen
383096
0755
edit
dl
rm
script
12624
0755
edit
dl
rm
sdiff
23568
0755
edit
dl
rm
selectorctl
7784
0755
edit
dl
rm
seq
40280
0755
edit
dl
rm
setsid
5536
0755
edit
dl
rm
setterm
20784
0755
edit
dl
rm
sftp
104528
0755
edit
dl
rm
sha1sum
36280
0755
edit
dl
rm
sha224sum
42136
0755
edit
dl
rm
sha256sum
42136
0755
edit
dl
rm
sha384sum
48568
0755
edit
dl
rm
sha512sum
48568
0755
edit
dl
rm
shred
48896
0755
edit
dl
rm
shuf
36408
0755
edit
dl
rm
size
28040
0755
edit
dl
rm
skill
15104
0755
edit
dl
rm
slabtop
12888
0755
edit
dl
rm
slogin
450728
0755
edit
dl
rm
snice
15104
0755
edit
dl
rm
snmpconf
26137
0755
edit
dl
rm
soelim
23512
0755
edit
dl
rm
spell
122
0755
edit
dl
rm
splain
17452
0755
edit
dl
rm
split
52824
0755
edit
dl
rm
sprof
23104
0755
edit
dl
rm
sqlite3
52680
0755
edit
dl
rm
ssh
450728
0755
edit
dl
rm
ssh-add
163016
0755
edit
dl
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Edit:
/usr/bin/c2ph
(36601B)
#!/usr/bin/perl eval 'exec /usr/bin/perl -S $0 ${1+"$@"}' if $running_under_some_shell; # # # c2ph (aka pstruct) # Tom Christiansen, <tchrist@convex.com> # # As pstruct, dump C structures as generated from 'cc -g -S' stabs. # As c2ph, do this PLUS generate perl code for getting at the structures. # # See the usage message for more. If this isn't enough, read the code. # =head1 NAME c2ph, pstruct - Dump C structures as generated from C<cc -g -S> stabs =head1 SYNOPSIS c2ph [-dpnP] [var=val] [files ...] =head2 OPTIONS Options: -w wide; short for: type_width=45 member_width=35 offset_width=8 -x hex; short for: offset_fmt=x offset_width=08 size_fmt=x size_width=04 -n do not generate perl code (default when invoked as pstruct) -p generate perl code (default when invoked as c2ph) -v generate perl code, with C decls as comments -i do NOT recompute sizes for intrinsic datatypes -a dump information on intrinsics also -t trace execution -d spew reams of debugging output -slist give comma-separated list a structures to dump =head1 DESCRIPTION The following is the old c2ph.doc documentation by Tom Christiansen <tchrist@perl.com> Date: 25 Jul 91 08:10:21 GMT Once upon a time, I wrote a program called pstruct. It was a perl program that tried to parse out C structures and display their member offsets for you. This was especially useful for people looking at binary dumps or poking around the kernel. Pstruct was not a pretty program. Neither was it particularly robust. The problem, you see, was that the C compiler was much better at parsing C than I could ever hope to be. So I got smart: I decided to be lazy and let the C compiler parse the C, which would spit out debugger stabs for me to read. These were much easier to parse. It's still not a pretty program, but at least it's more robust. Pstruct takes any .c or .h files, or preferably .s ones, since that's the format it is going to massage them into anyway, and spits out listings like this: struct tty { int tty.t_locker 000 4 int tty.t_mutex_index 004 4 struct tty * tty.t_tp_virt 008 4 struct clist tty.t_rawq 00c 20 int tty.t_rawq.c_cc 00c 4 int tty.t_rawq.c_cmax 010 4 int tty.t_rawq.c_cfx 014 4 int tty.t_rawq.c_clx 018 4 struct tty * tty.t_rawq.c_tp_cpu 01c 4 struct tty * tty.t_rawq.c_tp_iop 020 4 unsigned char * tty.t_rawq.c_buf_cpu 024 4 unsigned char * tty.t_rawq.c_buf_iop 028 4 struct clist tty.t_canq 02c 20 int tty.t_canq.c_cc 02c 4 int tty.t_canq.c_cmax 030 4 int tty.t_canq.c_cfx 034 4 int tty.t_canq.c_clx 038 4 struct tty * tty.t_canq.c_tp_cpu 03c 4 struct tty * tty.t_canq.c_tp_iop 040 4 unsigned char * tty.t_canq.c_buf_cpu 044 4 unsigned char * tty.t_canq.c_buf_iop 048 4 struct clist tty.t_outq 04c 20 int tty.t_outq.c_cc 04c 4 int tty.t_outq.c_cmax 050 4 int tty.t_outq.c_cfx 054 4 int tty.t_outq.c_clx 058 4 struct tty * tty.t_outq.c_tp_cpu 05c 4 struct tty * tty.t_outq.c_tp_iop 060 4 unsigned char * tty.t_outq.c_buf_cpu 064 4 unsigned char * tty.t_outq.c_buf_iop 068 4 (*int)() tty.t_oproc_cpu 06c 4 (*int)() tty.t_oproc_iop 070 4 (*int)() tty.t_stopproc_cpu 074 4 (*int)() tty.t_stopproc_iop 078 4 struct thread * tty.t_rsel 07c 4 etc. Actually, this was generated by a particular set of options. You can control the formatting of each column, whether you prefer wide or fat, hex or decimal, leading zeroes or whatever. All you need to be able to use this is a C compiler than generates BSD/GCC-style stabs. The B<-g> option on native BSD compilers and GCC should get this for you. To learn more, just type a bogus option, like B<-\?>, and a long usage message will be provided. There are a fair number of possibilities. If you're only a C programmer, than this is the end of the message for you. You can quit right now, and if you care to, save off the source and run it when you feel like it. Or not. But if you're a perl programmer, then for you I have something much more wondrous than just a structure offset printer. You see, if you call pstruct by its other incybernation, c2ph, you have a code generator that translates C code into perl code! Well, structure and union declarations at least, but that's quite a bit. Prior to this point, anyone programming in perl who wanted to interact with C programs, like the kernel, was forced to guess the layouts of the C structures, and then hardwire these into his program. Of course, when you took your wonderfully crafted program to a system where the sgtty structure was laid out differently, your program broke. Which is a shame. We've had Larry's h2ph translator, which helped, but that only works on cpp symbols, not real C, which was also very much needed. What I offer you is a symbolic way of getting at all the C structures. I've couched them in terms of packages and functions. Consider the following program: #!/usr/local/bin/perl require 'syscall.ph'; require 'sys/time.ph'; require 'sys/resource.ph'; $ru = "\0" x &rusage'sizeof(); syscall(&SYS_getrusage, &RUSAGE_SELF, $ru) && die "getrusage: $!"; @ru = unpack($t = &rusage'typedef(), $ru); $utime = $ru[ &rusage'ru_utime + &timeval'tv_sec ] + ($ru[ &rusage'ru_utime + &timeval'tv_usec ]) / 1e6; $stime = $ru[ &rusage'ru_stime + &timeval'tv_sec ] + ($ru[ &rusage'ru_stime + &timeval'tv_usec ]) / 1e6; printf "you have used %8.3fs+%8.3fu seconds.\n", $utime, $stime; As you see, the name of the package is the name of the structure. Regular fields are just their own names. Plus the following accessor functions are provided for your convenience: struct This takes no arguments, and is merely the number of first-level elements in the structure. You would use this for indexing into arrays of structures, perhaps like this $usec = $u[ &user'u_utimer + (&ITIMER_VIRTUAL * &itimerval'struct) + &itimerval'it_value + &timeval'tv_usec ]; sizeof Returns the bytes in the structure, or the member if you pass it an argument, such as &rusage'sizeof(&rusage'ru_utime) typedef This is the perl format definition for passing to pack and unpack. If you ask for the typedef of a nothing, you get the whole structure, otherwise you get that of the member you ask for. Padding is taken care of, as is the magic to guarantee that a union is unpacked into all its aliases. Bitfields are not quite yet supported however. offsetof This function is the byte offset into the array of that member. You may wish to use this for indexing directly into the packed structure with vec() if you're too lazy to unpack it. typeof Not to be confused with the typedef accessor function, this one returns the C type of that field. This would allow you to print out a nice structured pretty print of some structure without knoning anything about it beforehand. No args to this one is a noop. Someday I'll post such a thing to dump out your u structure for you. The way I see this being used is like basically this: % h2ph <some_include_file.h > /usr/lib/perl/tmp.ph % c2ph some_include_file.h >> /usr/lib/perl/tmp.ph % install It's a little tricker with c2ph because you have to get the includes right. I can't know this for your system, but it's not usually too terribly difficult. The code isn't pretty as I mentioned -- I never thought it would be a 1000- line program when I started, or I might not have begun. :-) But I would have been less cavalier in how the parts of the program communicated with each other, etc. It might also have helped if I didn't have to divine the makeup of the stabs on the fly, and then account for micro differences between my compiler and gcc. Anyway, here it is. Should run on perl v4 or greater. Maybe less. --tom =cut $RCSID = '$Id: c2ph,v 1.7 95/10/28 10:41:47 tchrist Exp Locker: tchrist $'; use File::Temp; ###################################################################### # some handy data definitions. many of these can be reset later. $bitorder = 'b'; # ascending; set to B for descending bit fields %intrinsics = %template = ( 'char', 'c', 'unsigned char', 'C', 'short', 's', 'short int', 's', 'unsigned short', 'S', 'unsigned short int', 'S', 'short unsigned int', 'S', 'int', 'i', 'unsigned int', 'I', 'long', 'l', 'long int', 'l', 'unsigned long', 'L', 'unsigned long', 'L', 'long unsigned int', 'L', 'unsigned long int', 'L', 'long long', 'q', 'long long int', 'q', 'unsigned long long', 'Q', 'unsigned long long int', 'Q', 'float', 'f', 'double', 'd', 'pointer', 'p', 'null', 'x', 'neganull', 'X', 'bit', $bitorder, ); &buildscrunchlist; delete $intrinsics{'neganull'}; delete $intrinsics{'bit'}; delete $intrinsics{'null'}; # use -s to recompute sizes %sizeof = ( 'char', '1', 'unsigned char', '1', 'short', '2', 'short int', '2', 'unsigned short', '2', 'unsigned short int', '2', 'short unsigned int', '2', 'int', '4', 'unsigned int', '4', 'long', '4', 'long int', '4', 'unsigned long', '4', 'unsigned long int', '4', 'long unsigned int', '4', 'long long', '8', 'long long int', '8', 'unsigned long long', '8', 'unsigned long long int', '8', 'float', '4', 'double', '8', 'pointer', '4', ); ($type_width, $member_width, $offset_width, $size_width) = (20, 20, 6, 5); ($offset_fmt, $size_fmt) = ('d', 'd'); $indent = 2; $CC = 'cc'; $CFLAGS = '-gstabs -S'; $DEFINES = ''; $perl++ if $0 =~ m#/?c2ph$#; require 'getopts.pl'; use File::Temp 'tempdir'; eval '$'.$1.'$2;' while $ARGV[0] =~ /^([A-Za-z_]+=)(.*)/ && shift; &Getopts('aixdpvtnws:') || &usage(0); $opt_d && $debug++; $opt_t && $trace++; $opt_p && $perl++; $opt_v && $verbose++; $opt_n && ($perl = 0); if ($opt_w) { ($type_width, $member_width, $offset_width) = (45, 35, 8); } if ($opt_x) { ($offset_fmt, $offset_width, $size_fmt, $size_width) = ( 'x', '08', 'x', 04 ); } eval '$'.$1.'$2;' while $ARGV[0] =~ /^([A-Za-z_]+=)(.*)/ && shift; sub PLUMBER { select(STDERR); print "oops, apperent pager foulup\n"; $isatty++; &usage(1); } sub usage { local($oops) = @_; unless (-t STDOUT) { select(STDERR); } elsif (!$oops) { $isatty++; $| = 1; print "hit <RETURN> for further explanation: "; <STDIN>; open (PIPE, "|". ($ENV{PAGER} || 'more')); $SIG{PIPE} = PLUMBER; select(PIPE); } print "usage: $0 [-dpnP] [var=val] [files ...]\n"; exit unless $isatty; print <<EOF; Options: -w wide; short for: type_width=45 member_width=35 offset_width=8 -x hex; short for: offset_fmt=x offset_width=08 size_fmt=x size_width=04 -n do not generate perl code (default when invoked as pstruct) -p generate perl code (default when invoked as c2ph) -v generate perl code, with C decls as comments -i do NOT recompute sizes for intrinsic datatypes -a dump information on intrinsics also -t trace execution -d spew reams of debugging output -slist give comma-separated list a structures to dump Var Name Default Value Meaning EOF &defvar('CC', 'which_compiler to call'); &defvar('CFLAGS', 'how to generate *.s files with stabs'); &defvar('DEFINES','any extra cflags or cpp defines, like -I, -D, -U'); print "\n"; &defvar('type_width', 'width of type field (column 1)'); &defvar('member_width', 'width of member field (column 2)'); &defvar('offset_width', 'width of offset field (column 3)'); &defvar('size_width', 'width of size field (column 4)'); print "\n"; &defvar('offset_fmt', 'sprintf format type for offset'); &defvar('size_fmt', 'sprintf format type for size'); print "\n"; &defvar('indent', 'how far to indent each nesting level'); print <<'EOF'; If any *.[ch] files are given, these will be catted together into a temporary *.c file and sent through: $CC $CFLAGS $DEFINES and the resulting *.s groped for stab information. If no files are supplied, then stdin is read directly with the assumption that it contains stab information. All other lines will be ignored. At most one *.s file should be supplied. EOF close PIPE; exit 1; } sub defvar { local($var, $msg) = @_; printf "%-16s%-15s %s\n", $var, eval "\$$var", $msg; } sub safedir { $SAFEDIR = File::Temp::tempdir("c2ph.XXXXXX", TMPDIR => 1, CLEANUP => 1) unless (defined($SAFEDIR)); } undef $SAFEDIR; $recurse = 1; if (@ARGV) { if (grep(!/\.[csh]$/,@ARGV)) { warn "Only *.[csh] files expected!\n"; &usage; } elsif (grep(/\.s$/,@ARGV)) { if (@ARGV > 1) { warn "Only one *.s file allowed!\n"; &usage; } } elsif (@ARGV == 1 && $ARGV[0] =~ /\.c$/) { local($dir, $file) = $ARGV[0] =~ m#(.*/)?(.*)$#; $chdir = "cd $dir && " if $dir; &system("$chdir$CC $CFLAGS $DEFINES $file") && exit 1; $ARGV[0] =~ s/\.c$/.s/; } else { &safedir; $TMP = "$SAFEDIR/c2ph.$$.c"; &system("cat @ARGV > $TMP") && exit 1; &system("cd $SAFEDIR && $CC $CFLAGS $DEFINES $TMP") && exit 1; unlink $TMP; $TMP =~ s/\.c$/.s/; @ARGV = ($TMP); } } if ($opt_s) { for (split(/[\s,]+/, $opt_s)) { $interested{$_}++; } } $| = 1 if $debug; main: { if ($trace) { if (-t && !@ARGV) { print STDERR "reading from your keyboard: "; } else { print STDERR "reading from " . (@ARGV ? "@ARGV" : "<STDIN>").": "; } } STAB: while (<>) { if ($trace && !($. % 10)) { $lineno = $..''; print STDERR $lineno, "\b" x length($lineno); } next unless /^\s*\.stabs\s+/; $line = $_; s/^\s*\.stabs\s+//; if (s/\\\\"[d,]+$//) { $saveline .= $line; $savebar = $_; next STAB; } if ($saveline) { s/^"//; $_ = $savebar . $_; $line = $saveline; } &stab; $savebar = $saveline = undef; } print STDERR "$.\n" if $trace; unlink $TMP if $TMP; &compute_intrinsics if $perl && !$opt_i; print STDERR "resolving types\n" if $trace; &resolve_types; &adjust_start_addrs; $sum = 2 + $type_width + $member_width; $pmask1 = "%-${type_width}s %-${member_width}s"; $pmask2 = "%-${sum}s %${offset_width}${offset_fmt}%s %${size_width}${size_fmt}%s"; if ($perl) { # resolve template -- should be in stab define order, but even this isn't enough. print STDERR "\nbuilding type templates: " if $trace; for $i (reverse 0..$#type) { next unless defined($name = $type[$i]); next unless defined $struct{$name}; ($iname = $name) =~ s/\..*//; $build_recursed = 0; &build_template($name) unless defined $template{&psou($name)} || $opt_s && !$interested{$iname}; } print STDERR "\n\n" if $trace; } print STDERR "dumping structs: " if $trace; local($iam); foreach $name (sort keys %struct) { ($iname = $name) =~ s/\..*//; next if $opt_s && !$interested{$iname}; print STDERR "$name " if $trace; undef @sizeof; undef @typedef; undef @offsetof; undef @indices; undef @typeof; undef @fieldnames; $mname = &munge($name); $fname = &psou($name); print "# " if $perl && $verbose; $pcode = ''; print "$fname {\n" if !$perl || $verbose; $template{$fname} = &scrunch($template{$fname}) if $perl; &pstruct($name,$name,0); print "# " if $perl && $verbose; print "}\n" if !$perl || $verbose; print "\n" if $perl && $verbose; if ($perl) { print "$pcode"; printf("\nsub %-32s { %4d; }\n\n", "${mname}'struct", $countof{$name}); print <<EOF; sub ${mname}'typedef { local(\$${mname}'index) = shift; defined \$${mname}'index ? \$${mname}'typedef[\$${mname}'index] : \$${mname}'typedef; } EOF print <<EOF; sub ${mname}'sizeof { local(\$${mname}'index) = shift; defined \$${mname}'index ? \$${mname}'sizeof[\$${mname}'index] : \$${mname}'sizeof; } EOF print <<EOF; sub ${mname}'offsetof { local(\$${mname}'index) = shift; defined \$${mname}index ? \$${mname}'offsetof[\$${mname}'index] : \$${mname}'sizeof; } EOF print <<EOF; sub ${mname}'typeof { local(\$${mname}'index) = shift; defined \$${mname}index ? \$${mname}'typeof[\$${mname}'index] : '$name'; } EOF print <<EOF; sub ${mname}'fieldnames { \@${mname}'fieldnames; } EOF $iam = ($isastruct{$name} && 's') || ($isaunion{$name} && 'u'); print <<EOF; sub ${mname}'isastruct { '$iam'; } EOF print "\$${mname}'typedef = '" . &scrunch($template{$fname}) . "';\n"; print "\$${mname}'sizeof = $sizeof{$name};\n\n"; print "\@${mname}'indices = (", &squishseq(@indices), ");\n"; print "\n"; print "\@${mname}'typedef[\@${mname}'indices] = (", join("\n\t", '', @typedef), "\n );\n\n"; print "\@${mname}'sizeof[\@${mname}'indices] = (", join("\n\t", '', @sizeof), "\n );\n\n"; print "\@${mname}'offsetof[\@${mname}'indices] = (", join("\n\t", '', @offsetof), "\n );\n\n"; print "\@${mname}'typeof[\@${mname}'indices] = (", join("\n\t", '', @typeof), "\n );\n\n"; print "\@${mname}'fieldnames[\@${mname}'indices] = (", join("\n\t", '', @fieldnames), "\n );\n\n"; $template_printed{$fname}++; $size_printed{$fname}++; } print "\n"; } print STDERR "\n" if $trace; unless ($perl && $opt_a) { print "\n1;\n" if $perl; exit; } foreach $name (sort bysizevalue keys %intrinsics) { next if $size_printed{$name}; print '$',&munge($name),"'sizeof = ", $sizeof{$name}, ";\n"; } print "\n"; sub bysizevalue { $sizeof{$a} <=> $sizeof{$b}; } foreach $name (sort keys %intrinsics) { print '$',&munge($name),"'typedef = '", $template{$name}, "';\n"; } print "\n1;\n" if $perl; exit; } ######################################################################################## sub stab { next unless $continued || /:[\$\w]+(\(\d+,\d+\))?=[\*\$\w]+/; # (\d+,\d+) is for sun s/"// || next; s/",([x\d]+),([x\d]+),([x\d]+),.*// || next; next if /^\s*$/; $size = $3 if $3; $_ = $continued . $_ if length($continued); if (s/\\\\$//) { # if last 2 chars of string are '\\' then stab is continued # in next stab entry chop; $continued = $_; next; } $continued = ''; $line = $_; if (($name, $pdecl) = /^([\$ \w]+):[tT]((\d+)(=[rufs*](\d+))+)$/) { print "$name is a typedef for some funky pointers: $pdecl\n" if $debug; &pdecl($pdecl); next; } if (/(([ \w]+):t(\d+|\(\d+,\d+\)))=r?(\d+|\(\d+,\d+\))(;\d+;\d+;)?/) { local($ident) = $2; push(@intrinsics, $ident); $typeno = &typeno($3); $type[$typeno] = $ident; print STDERR "intrinsic $ident in new type $typeno\n" if $debug; next; } if (($name, $typeordef, $typeno, $extra, $struct, $_) = /^([\$ \w]+):([ustT])(\d+|\(\d+,\d+\))(=[rufs*](\d+))?(.*)$/) { $typeno = &typeno($typeno); # sun foolery } elsif (/^[\$\w]+:/) { next; # variable } else { warn "can't grok stab: <$_> in: $line " if $_; next; } #warn "got size $size for $name\n"; $sizeof{$name} = $size if $size; s/;[-\d]*;[-\d]*;$//; # we don't care about ranges $typenos{$name} = $typeno; unless (defined $type[$typeno]) { &panic("type 0??") unless $typeno; $type[$typeno] = $name unless defined $type[$typeno]; printf "new type $typeno is $name" if $debug; if ($extra =~ /\*/ && defined $type[$struct]) { print ", a typedef for a pointer to " , $type[$struct] if $debug; } } else { printf "%s is type %d", $name, $typeno if $debug; print ", a typedef for " , $type[$typeno] if $debug; } print "\n" if $debug; #next unless $extra =~ /[su*]/; #$type[$struct] = $name; if ($extra =~ /[us*]/) { &sou($name, $extra); $_ = &sdecl($name, $_, 0); } elsif (/^=ar/) { print "it's a bare array typedef -- that's pretty sick\n" if $debug; $_ = "$typeno$_"; $scripts = ''; $_ = &adecl($_,1); } elsif (s/((\w+):t(\d+|\(\d+,\d+\)))?=r?(;\d+;\d+;)?//) { # the ?'s are for gcc push(@intrinsics, $2); $typeno = &typeno($3); $type[$typeno] = $2; print STDERR "intrinsic $2 in new type $typeno\n" if $debug; } elsif (s/^=e//) { # blessed be thy compiler; mine won't do this &edecl; } else { warn "Funny remainder for $name on line $_ left in $line " if $_; } } sub typeno { # sun thinks types are (0,27) instead of just 27 local($_) = @_; s/\(\d+,(\d+)\)/$1/; $_; } sub pstruct { local($what,$prefix,$base) = @_; local($field, $fieldname, $typeno, $count, $offset, $entry); local($fieldtype); local($type, $tname); local($mytype, $mycount, $entry2); local($struct_count) = 0; local($pad, $revpad, $length, $prepad, $lastoffset, $lastlength, $fmt); local($bits,$bytes); local($template); local($mname) = &munge($name); sub munge { local($_) = @_; s/[\s\$\.]/_/g; $_; } local($sname) = &psou($what); $nesting++; for $field (split(/;/, $struct{$what})) { $pad = $prepad = 0; $entry = ''; ($fieldname, $typeno, $count, $offset, $length) = split(/,/, $field); $type = $type[$typeno]; $type =~ /([^[]*)(\[.*\])?/; $mytype = $1; $count .= $2; $fieldtype = &psou($mytype); local($fname) = &psou($name); if ($build_templates) { $pad = ($offset - ($lastoffset + $lastlength))/8 if defined $lastoffset; if (! $finished_template{$sname}) { if ($isaunion{$what}) { $template{$sname} .= 'X' x $revpad . ' ' if $revpad; } else { $template{$sname} .= 'x' x $pad . ' ' if $pad; } } $template = &fetch_template($type); &repeat_template($template,$count); if (! $finished_template{$sname}) { $template{$sname} .= $template; } $revpad = $length/8 if $isaunion{$what}; ($lastoffset, $lastlength) = ($offset, $length); } else { print '# ' if $perl && $verbose; $entry = sprintf($pmask1, ' ' x ($nesting * $indent) . $fieldtype, "$prefix.$fieldname" . $count); $entry =~ s/(\*+)( )/$2$1/; printf $pmask2, $entry, ($base+$offset)/8, ($bits = ($base+$offset)%8) ? ".$bits" : " ", $length/8, ($bits = $length % 8) ? ".$bits": "" if !$perl || $verbose; if ($perl) { $template = &fetch_template($type); &repeat_template($template,$count); } if ($perl && $nesting == 1) { push(@sizeof, int($length/8) .",\t# $fieldname"); push(@offsetof, int($offset/8) .",\t# $fieldname"); local($little) = &scrunch($template); push(@typedef, "'$little', \t# $fieldname"); $type =~ s/(struct|union) //; push(@typeof, "'$mytype" . ($count ? $count : '') . "',\t# $fieldname"); push(@fieldnames, "'$fieldname',"); } print ' ', ' ' x $indent x $nesting, $template if $perl && $verbose; print "\n" if !$perl || $verbose; } if ($perl) { local($mycount) = defined $struct{$mytype} ? $countof{$mytype} : 1; $mycount *= &scripts2count($count) if $count; if ($nesting==1 && !$build_templates) { $pcode .= sprintf("sub %-32s { %4d; }\n", "${mname}'${fieldname}", $struct_count); push(@indices, $struct_count); } $struct_count += $mycount; } &pstruct($type, "$prefix.$fieldname", $base+$offset) if $recurse && defined $struct{$type}; } $countof{$what} = $struct_count unless defined $countof{$whati}; $template{$sname} .= '$' if $build_templates; $finished_template{$sname}++; if ($build_templates && !defined $sizeof{$name}) { local($fmt) = &scrunch($template{$sname}); print STDERR "no size for $name, punting with $fmt..." if $debug; eval '$sizeof{$name} = length(pack($fmt, ()))'; if ($@) { chop $@; warn "couldn't get size for \$name: $@"; } else { print STDERR $sizeof{$name}, "\n" if $debUg; } } --$nesting; } sub psize { local($me) = @_; local($amstruct) = $struct{$me} ? 'struct ' : ''; print '$sizeof{\'', $amstruct, $me, '\'} = '; printf "%d;\n", $sizeof{$me}; } sub pdecl { local($pdecl) = @_; local(@pdecls); local($tname); warn "pdecl: $pdecl\n" if $debug; $pdecl =~ s/\(\d+,(\d+)\)/$1/g; $pdecl =~ s/\*//g; @pdecls = split(/=/, $pdecl); $typeno = $pdecls[0]; $tname = pop @pdecls; if ($tname =~ s/^f//) { $tname = "$tname&"; } #else { $tname = "$tname*"; } for (reverse @pdecls) { $tname .= s/^f// ? "&" : "*"; #$tname =~ s/^f(.*)/$1&/; print "type[$_] is $tname\n" if $debug; $type[$_] = $tname unless defined $type[$_]; } } sub adecl { ($arraytype, $unknown, $lower, $upper) = (); #local($typeno); # global $typeno, @type local($_, $typedef) = @_; while (s/^((\d+|\(\d+,\d+\))=)?ar(\d+|\(\d+,\d+\));//) { ($arraytype, $unknown) = ($2, $3); $arraytype = &typeno($arraytype); $unknown = &typeno($unknown); if (s/^(\d+);(\d+);//) { ($lower, $upper) = ($1, $2); $scripts .= '[' . ($upper+1) . ']'; } else { warn "can't find array bounds: $_"; } } if (s/^([(,)\d*f=]*),(\d+),(\d+);//) { ($start, $length) = ($2, $3); $whatis = $1; if ($whatis =~ /^(\d+|\(\d+,\d+\))=/) { $typeno = &typeno($1); &pdecl($whatis); } else { $typeno = &typeno($whatis); } } elsif (s/^(\d+)(=[*suf]\d*)//) { local($whatis) = $2; if ($whatis =~ /[f*]/) { &pdecl($whatis); } elsif ($whatis =~ /[su]/) { # print "$prefix.$fieldname is an array$scripts anon structs; disgusting\n" if $debug; #$type[$typeno] = $name unless defined $type[$typeno]; ##printf "new type $typeno is $name" if $debug; $typeno = $1; $type[$typeno] = "$prefix.$fieldname"; local($name) = $type[$typeno]; &sou($name, $whatis); $_ = &sdecl($name, $_, $start+$offset); 1; $start = $start{$name}; $offset = $sizeof{$name}; $length = $offset; } else { warn "what's this? $whatis in $line "; } } elsif (/^\d+$/) { $typeno = $_; } else { warn "bad array stab: $_ in $line "; next STAB; } #local($wasdef) = defined($type[$typeno]) && $debug; #if ($typedef) { #print "redefining $type[$typeno] to " if $wasdef; #$type[$typeno] = "$whatis$scripts"; # unless defined $type[$typeno]; #print "$type[$typeno]\n" if $wasdef; #} else { #$type[$arraytype] = $type[$typeno] unless defined $type[$arraytype]; #} $type[$arraytype] = "$type[$typeno]$scripts" if defined $type[$typeno]; print "type[$arraytype] is $type[$arraytype]\n" if $debug; print "$prefix.$fieldname is an array of $type[$arraytype]\n" if $debug; $_; } sub sdecl { local($prefix, $_, $offset) = @_; local($fieldname, $scripts, $type, $arraytype, $unknown, $whatis, $pdecl, $upper,$lower, $start,$length) = (); local($typeno,$sou); SFIELD: while (/^([^;]+);/) { $scripts = ''; warn "sdecl $_\n" if $debug; if (s/^([\$\w]+)://) { $fieldname = $1; } elsif (s/(\d+)=([us])(\d+|\(\d+,\d+\))//) { # $typeno = &typeno($1); $type[$typeno] = "$prefix.$fieldname"; local($name) = "$prefix.$fieldname"; &sou($name,$2); $_ = &sdecl("$prefix.$fieldname", $_, $start+$offset); $start = $start{$name}; $offset += $sizeof{$name}; #print "done with anon, start is $start, offset is $offset\n"; #next SFIELD; } else { warn "weird field $_ of $line" if $debug; next STAB; #$fieldname = &gensym; #$_ = &sdecl("$prefix.$fieldname", $_, $start+$offset); } if (/^(\d+|\(\d+,\d+\))=ar/) { $_ = &adecl($_); } elsif (s/^(\d+|\(\d+,\d+\))?,(\d+),(\d+);//) { ($start, $length) = ($2, $3); &panic("no length?") unless $length; $typeno = &typeno($1) if $1; } elsif (s/^(\d+)=xs\w+:,(\d+),(\d+);//) { ($start, $length) = ($2, $3); &panic("no length?") unless $length; $typeno = &typeno($1) if $1; } elsif (s/^((\d+|\(\d+,\d+\))(=[*f](\d+|\(\d+,\d+\)))+),(\d+),(\d+);//) { ($pdecl, $start, $length) = ($1,$5,$6); &pdecl($pdecl); } elsif (s/(\d+)=([us])(\d+|\(\d+,\d+\))//) { # the dratted anon struct ($typeno, $sou) = ($1, $2); $typeno = &typeno($typeno); if (defined($type[$typeno])) { warn "now how did we get type $1 in $fieldname of $line?"; } else { print "anon type $typeno is $prefix.$fieldname\n" if $debug; $type[$typeno] = "$prefix.$fieldname" unless defined $type[$typeno]; }; local($name) = "$prefix.$fieldname"; &sou($name,$sou); print "anon ".($isastruct{$name}) ? "struct":"union"." for $prefix.$fieldname\n" if $debug; $type[$typeno] = "$prefix.$fieldname"; $_ = &sdecl("$prefix.$fieldname", $_, $start+$offset); $start = $start{$name}; $length = $sizeof{$name}; } else { warn "can't grok stab for $name ($_) in line $line "; next STAB; } &panic("no length for $prefix.$fieldname") unless $length; $struct{$name} .= join(',', $fieldname, $typeno, $scripts, $start, $length) . ';'; } if (s/;\d*,(\d+),(\d+);//) { local($start, $size) = ($1, $2); $sizeof{$prefix} = $size; print "start of $prefix is $start, size of $sizeof{$prefix}\n" if $debug; $start{$prefix} = $start; } $_; } sub edecl { s/;$//; $enum{$name} = $_; $_ = ''; } sub resolve_types { local($sou); for $i (0 .. $#type) { next unless defined $type[$i]; $_ = $type[$i]; unless (/\d/) { print "type[$i] $type[$i]\n" if $debug; next; } print "type[$i] $_ ==> " if $debug; s/^(\d+)(\**)\&\*(\**)/"$2($3".&type($1) . ')()'/e; s/^(\d+)\&/&type($1)/e; s/^(\d+)/&type($1)/e; s/(\*+)([^*]+)(\*+)/$1$3$2/; s/\((\*+)(\w+)(\*+)\)/$3($1$2)/; s/^(\d+)([\*\[].*)/&type($1).$2/e; #s/(\d+)(\*|(\[[\[\]\d\*]+]\])+)/&type($1).$2/ge; $type[$i] = $_; print "$_\n" if $debug; } } sub type { &psou($type[$_[0]] || "<UNDEFINED>"); } sub adjust_start_addrs { for (sort keys %start) { ($basename = $_) =~ s/\.[^.]+$//; $start{$_} += $start{$basename}; print "start: $_ @ $start{$_}\n" if $debug; } } sub sou { local($what, $_) = @_; /u/ && $isaunion{$what}++; /s/ && $isastruct{$what}++; } sub psou { local($what) = @_; local($prefix) = ''; if ($isaunion{$what}) { $prefix = 'union '; } elsif ($isastruct{$what}) { $prefix = 'struct '; } $prefix . $what; } sub scrunch { local($_) = @_; return '' if $_ eq ''; study; s/\$//g; s/ / /g; 1 while s/(\w) \1/$1$1/g; # i wanna say this, but perl resists my efforts: # s/(\w)(\1+)/$2 . length($1)/ge; &quick_scrunch; s/ $//; $_; } sub buildscrunchlist { $scrunch_code = "sub quick_scrunch {\n"; for (values %intrinsics) { $scrunch_code .= "\ts/(${_}{2,})/'$_' . length(\$1)/ge;\n"; } $scrunch_code .= "}\n"; print "$scrunch_code" if $debug; eval $scrunch_code; &panic("can't eval scrunch_code $@ \nscrunch_code") if $@; } sub fetch_template { local($mytype) = @_; local($fmt); local($count) = 1; &panic("why do you care?") unless $perl; if ($mytype =~ s/(\[\d+\])+$//) { $count .= $1; } if ($mytype =~ /\*/) { $fmt = $template{'pointer'}; } elsif (defined $template{$mytype}) { $fmt = $template{$mytype}; } elsif (defined $struct{$mytype}) { if (!defined $template{&psou($mytype)}) { &build_template($mytype) unless $mytype eq $name; } elsif ($template{&psou($mytype)} !~ /\$$/) { #warn "incomplete template for $mytype\n"; } $fmt = $template{&psou($mytype)} || '?'; } else { warn "unknown fmt for $mytype\n"; $fmt = '?'; } $fmt x $count . ' '; } sub compute_intrinsics { &safedir; local($TMP) = "$SAFEDIR/c2ph-i.$$.c"; open (TMP, ">$TMP") || die "can't open $TMP: $!"; select(TMP); print STDERR "computing intrinsic sizes: " if $trace; undef %intrinsics; print <<'EOF'; main() { char *mask = "%d %s\n"; EOF for $type (@intrinsics) { next if !$type || $type eq 'void' || $type =~ /complex/; # sun stuff print <<"EOF"; printf(mask,sizeof($type), "$type"); EOF } print <<'EOF'; printf(mask,sizeof(char *), "pointer"); exit(0); } EOF close TMP; select(STDOUT); open(PIPE, "cd $SAFEDIR && $CC $TMP && $SAFEDIR/a.out|"); while (<PIPE>) { chop; split(' ',$_,2);; print "intrinsic $_[1] is size $_[0]\n" if $debug; $sizeof{$_[1]} = $_[0]; $intrinsics{$_[1]} = $template{$_[0]}; } close(PIPE) || die "couldn't read intrinsics!"; unlink($TMP, "$SAFEDIR/a.out"); print STDERR "done\n" if $trace; } sub scripts2count { local($_) = @_; s/^\[//; s/\]$//; s/\]\[/*/g; $_ = eval; &panic("$_: $@") if $@; $_; } sub system { print STDERR "@_\n" if $trace; system @_; } sub build_template { local($name) = @_; &panic("already got a template for $name") if defined $template{$name}; local($build_templates) = 1; local($lparen) = '(' x $build_recursed; local($rparen) = ')' x $build_recursed; print STDERR "$lparen$name$rparen " if $trace; $build_recursed++; &pstruct($name,$name,0); print STDERR "TEMPLATE for $name is ", $template{&psou($name)}, "\n" if $debug; --$build_recursed; } sub panic { select(STDERR); print "\npanic: @_\n"; exit 1 if $] <= 4.003; # caller broken local($i,$_); local($p,$f,$l,$s,$h,$a,@a,@sub); for ($i = 0; ($p,$f,$l,$s,$h,$w) = caller($i); $i++) { @a = @DB'args; for (@a) { if (/^StB\000/ && length($_) == length($_main{'_main'})) { $_ = sprintf("%s",$_); } else { s/'/\\'/g; s/([^\0]*)/'$1'/ unless /^-?[\d.]+$/; s/([\200-\377])/sprintf("M-%c",ord($1)&0177)/eg; s/([\0-\37\177])/sprintf("^%c",ord($1)^64)/eg; } } $w = $w ? '@ = ' : '$ = '; $a = $h ? '(' . join(', ', @a) . ')' : ''; push(@sub, "$w&$s$a from file $f line $l\n"); last if $signal; } for ($i=0; $i <= $#sub; $i++) { last if $signal; print $sub[$i]; } exit 1; } sub squishseq { local($num); local($last) = -1e8; local($string); local($seq) = '..'; while (defined($num = shift)) { if ($num == ($last + 1)) { $string .= $seq unless $inseq++; $last = $num; next; } elsif ($inseq) { $string .= $last unless $last == -1e8; } $string .= ',' if defined $string; $string .= $num; $last = $num; $inseq = 0; } $string .= $last if $inseq && $last != -e18; $string; } sub repeat_template { # local($template, $scripts) = @_; have to change caller's values if ( $_[1] ) { local($ncount) = &scripts2count($_[1]); if ($_[0] =~ /^\s*c\s*$/i) { $_[0] = "A$ncount "; $_[1] = ''; } else { $_[0] = $template x $ncount; } } }
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