Age | Commit message (Collapse) | Author |
|
For bbox it's not acceptable. Roll our own des and md5 crypt
implementation. Against older uclibc:
text data bss dec hex filename
759945 604 6684 767233 bb501 busybox_old
759766 604 6684 767054 bb44e busybox_unstripped
so, we still save on code size.
|
|
function old new delta
getopt32 1370 1385 +15
sulogin_main 490 494 +4
realpath_main 84 86 +2
sleep_main 76 77 +1
mt_main 256 257 +1
printenv_main 75 74 -1
fdformat_main 546 545 -1
usleep_main 44 42 -2
setlogcons_main 77 75 -2
ed_main 2654 2649 -5
deallocvt_main 69 64 -5
addgroup_main 373 368 -5
mkfs_minix_main 2989 2982 -7
tail_main 1221 1213 -8
sv_main 1254 1241 -13
du_main 348 328 -20
tftp_main 325 302 -23
split_main 581 558 -23
nc_main 1000 977 -23
diff_main 891 868 -23
arping_main 1797 1770 -27
ls_main 893 847 -46
od_main 2797 2750 -47
readprofile_main 1944 1895 -49
tcpudpsvd_main 1973 1922 -51
udhcpc_main 2590 2513 -77
grep_main 824 722 -102
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 5/22 up/down: 23/-560) Total: -537 bytes
text data bss dec hex filename
796973 658 7428 805059 c48c3 busybox_old
796479 662 7420 804561 c46d1 busybox_unstripped
|
|
function old new delta
procps_scan 1265 1298 +33
aliascmd 278 283 +5
parse_file_cmd 116 120 +4
dname_enc 373 377 +4
setcmd 90 93 +3
execcmd 57 60 +3
count_lines 72 74 +2
process_command_subs 340 339 -1
test_main 409 407 -2
mknod_main 179 177 -2
handle_incoming_and_exit 2653 2651 -2
argstr 1312 1310 -2
shiftcmd 131 128 -3
exitcmd 46 43 -3
dotcmd 297 294 -3
breakcmd 86 83 -3
evalpipe 353 349 -4
evalcommand 1180 1176 -4
evalcmd 109 105 -4
send_tree 374 369 -5
mkfifo_main 82 77 -5
evalsubshell 152 147 -5
typecmd 75 69 -6
letcmd 61 55 -6
add_cmd 1190 1183 -7
main 891 883 -8
ash_main 1415 1407 -8
parse_stream 1377 1367 -10
alloc_procps_scan 55 - -55
------------------------------------------------------------------------------
(add/remove: 0/1 grow/shrink: 7/21 up/down: 54/-148) Total: -94 bytes
text data bss dec hex filename
797195 658 7428 805281 c49a1 busybox_old
797101 658 7428 805187 c4943 busybox_unstripped
|
|
mount: sanitize environ if called by non-root
*: adjust for slightly different sanitize routine
|
|
|
|
|
|
adduser: implement -S and code shrink / fix uid selection
*: sanitize getspnam_r use
text data bss dec hex filename
777042 974 9676 787692 c04ec busybox_old
776883 974 9676 787533 c044d busybox_unstripped
|
|
sulogin: remove alarm handling, as it is redundant there.
code shrink. After all differences cancel out:
text data bss dec hex filename
777543 1000 9532 788075 c066b busybox_old
777543 1000 9532 788075 c066b busybox_unstripped
|
|
EXTERNALLY_VISIBLE. 5% size reduction of libbusybox.so
|
|
run_shell: mark as NORETURN
setup_environment, run_shell: add usage comments
login: add FIXME :(
function old new delta
UNSPEC_print 64 66 +2
sulogin_main 509 506 -3
mkfs_minix_main 3070 3067 -3
login_main 1615 1612 -3
su_main 461 448 -13
setup_environment 261 206 -55
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/5 up/down: 2/-77) Total: -75 bytes
text data bss dec hex filename
772578 1051 10724 784353 bf7e1 busybox_old
772502 1051 10724 784277 bf795 busybox_unstripped
|
|
(add/remove: 0/0 grow/shrink: 12/131 up/down: 91/-727) Total: -636 bytes
text data bss dec hex filename
773469 1058 11092 785619 bfcd3 busybox_old
772644 1058 11092 784794 bf99a busybox_unstripped
|
|
trylink: explain how to modify link and drastically decrease amount
of padding (unfortunately, needs hand editing ATM).
*: add ALIGN1 / ALIGN2 to global strings and arrays of bytes and shorts
size saving: 0.5k
|
|
*: s/include "busybox.h"/include "libbb.h"
|
|
fall back to ordinary one
Reduced usage of functions returning datain static buffers.
(mostly passwd/group/shadow related):
function old new delta
correct_password 143 193 +50
sulogin_main 490 533 +43
adduser_main 732 774 +42
passwd_main 1875 1915 +40
addgroup_main 330 365 +35
bb_internal_getspnam 38 - -38
bb_internal_fgetpwent 38 - -38
bb_internal_fgetgrent 38 - -38
static.resultbuf 168 88 -80
static.buffer 1872 1104 -768
------------------------------------------------------------------------------
(add/remove: 0/3 grow/shrink: 5/2 up/down: 210/-962) Total: -752 bytes
|
|
no preceding prototype
|
|
|
|
|
|
|
|
|
|
|
|
It is impossible to formulate sane ABI based on
size of ulong because it can be 32-bit or 64-bit.
Basically it means that you cannot portably use
more that 32 option chars in one call anyway...
Make it explicit.
|
|
|
|
implemented. (Plus a bit more of bbsh leaking in from my tree, but it
shouldn't hurt anything and I'm lazy...)
|
|
|
|
|
|
|
|
automatically by function itself.
|
|
|
|
|
|
|
|
definitions. (That should only be on prototypes.)
|
|
text data bss dec hex filename
1652855 14444 1215616 2882915 2bfd63 busybox.oorig.gcc-3.3
1652823 14444 1215616 2882883 2bfd43 busybox.gcc-3.3
1603655 14412 1215552 2833619 2b3cd3 busybox.oorig.gcc-3.4
1603655 14412 1215552 2833619 2b3cd3 busybox.gcc-3.4
1609755 14508 1215744 2840007 2b55c7 busybox.oorig.gcc-4.0
1609755 14508 1215744 2840007 2b55c7 busybox.gcc-4.0
1590495 13516 1215392 2819403 2b054b busybox.oorig.gcc-4.1-HEAD
1590495 13516 1215392 2819403 2b054b busybox.gcc-4.1-HEAD
1589079 13036 1213248 2815363 2af583 busybox.oorig.gcc-4.2-HEAD
1589079 13036 1213248 2815363 2af583 busybox.gcc-4.2-HEAD
|
|
|
|
|
|
|
|
|
|
|
|
|
|
-Erik
|