Commit Graph

93 Commits

Author SHA1 Message Date
Denys Vlasenko
dd169e8468 eliminate aliasing warnings in traceroute.c and udhcp/socket.c
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-01-20 12:13:23 +01:00
Denys Vlasenko
f3ea792bad *: mass cosmetic removal of extra empty lines. no code changes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-07-26 01:06:14 +02:00
Denys Vlasenko
3581c62515 whitespace fixes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-01-25 13:39:24 +01:00
Denys Vlasenko
31e2e7b863 randomconfig fixes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-12-12 02:42:35 +01:00
Denys Vlasenko
b2e5fc35eb ntpd: and real handling for -N, show usage w/o options; trim text
function                                             old     new   delta
ntp_init                                             317     348     +31
bb_msg_you_must_be_root                                -      17     +17
xsocket                                               66      76     +10
changepath                                           195     194      -1
bb_msg_perm_denied_are_you_root                       35      34      -1
send_tree                                            355     353      -2
count_lines                                           74      72      -2
must_be_root                                          17       -     -17
------------------------------------------------------------------------------
(add/remove: 1/1 grow/shrink: 2/4 up/down: 58/-23)             Total: 35 bytes
   text   data    bss    dec    hexfilename
 832873    441   7548 840862  cd49ebusybox_old
 832839    441   7548 840828  cd47cbusybox_unstripped

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-11-25 14:52:47 +01:00
Denys Vlasenko
f42fa1b21e traceroute6: restore port after probing
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-11-24 14:10:06 +01:00
Denys Vlasenko
c14bf21332 traceroute: simplify code a bit
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-11-24 02:17:13 +01:00
Leonid Lisovskiy
4c06531d5e traceroute6: new applet by Leonid Lisovskiy. +1562 bytes
Signed-off-by: Leonid Lisovskiy <lly.dev@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-11-23 06:20:09 +01:00
Denys Vlasenko
0d56568654 traceroute: cleanup preparing it for traceroute6. -17 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-11-23 06:15:38 +01:00
Denys Vlasenko
8131eea3dc *: introduce and use ffulsh_all()
function                                             old     new   delta
buffer_fill_and_print                                179     196     +17
fflush_all                                             -       9      +9
spawn                                                 87      92      +5
rtcwake_main                                         455     453      -2
...
alarm_intr                                            93      84      -9
readcmd                                             1072    1062     -10
bb_ask                                               345     333     -12
more_main                                            845     832     -13
flush_stdout_stderr                                   42      23     -19
xfflush_stdout                                        27       -     -27
flush_stderr                                          30       -     -30
------------------------------------------------------------------------------
(add/remove: 1/2 grow/shrink: 2/50 up/down: 31/-397)         Total: -366 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-11-02 14:19:51 +01:00
Denis Vlasenko
bdea2c06dc traceroute: allow -w NUM as small as 1 2009-01-24 21:23:41 +00:00
Denis Vlasenko
766c10c386 traceroute: rewrite. Do not emit raw IP packets, instead send UDP or ICMP
packets and rely on the kernel to form IP headers, select source IP
 and interface. Doing it in traceroute wasn't working too good,
 and was bloating it.

function                                             old     new   delta
freehostinfo                                          29       -     -29
setsin                                                30       -     -30
in_cksum                                              57       -     -57
gethostinfo                                          165       -    -165
ifaddrlist                                           364       -    -364
traceroute_main                                     3713    2951    -762
------------------------------------------------------------------------------
(add/remove: 0/5 grow/shrink: 0/1 up/down: 0/-1407)         Total: -1407 bytes
2009-01-24 20:14:24 +00:00
Denis Vlasenko
fa65a3d78f traceroute: preparatory trivial cleanups
function                                             old     new   delta
traceroute_main                                     3932    3713    -219
2009-01-24 20:11:36 +00:00
Denis Vlasenko
360d9661b6 libbb: add strncpy_IFNAMSIZ
function                                             old     new   delta
...
udhcp_read_interface                                 225     220      -5
brctl_main                                          1151    1146      -5
add_interface                                        109     104      -5
ipaddr_list_or_flush                                2174    2167      -7
do_add_ioctl                                          88      80      -8
vconfig_main                                         249     240      -9
do_del_ioctl                                          78      68     -10
do_iplink                                           1186    1173     -13
do_if_fetch                                          766     753     -13
buffer_fill_and_print                                196     179     -17
parse_args                                          1709    1684     -25
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 2/20 up/down: 11/-140)         Total: -129 bytes
2008-12-02 18:18:50 +00:00
Denis Vlasenko
dadfb4975b hush: add #defines to switch off break/continue if loops are not supported
*: remove a few inline keywords
no code changes
2008-07-29 10:16:05 +00:00
Denis Vlasenko
5415c856ea libbb: [x]fopen_for_{read,write} introduced and used.
(by Valdimir)

function                                             old     new   delta
config_open2                                           -      41     +41
config_read                                          507     542     +35
find_pair                                            169     187     +18
fopen_for_write                                        -      14     +14
fopen_for_read                                         -      14     +14
find_main                                            406     418     +12
xfopen_for_write                                       -      10     +10
xfopen_for_read                                        -      10     +10
popstring                                            134     140      +6
parse_inittab                                        396     401      +5
next_token                                           923     928      +5
pack_gzip                                           1659    1661      +2
bb__parsespent                                       117     119      +2
fallbackSort                                        1719    1717      -2
evalvar                                             1376    1374      -2
qrealloc                                              36      33      -3
...
...
...
...
singlemount                                         4579    4569     -10
process_stdin                                        443     433     -10
patch_main                                          1111    1101     -10
ifupdown_main                                       2175    2165     -10
file_action_grep                                      90      80     -10
uuidcache_init                                       649     637     -12
hush_main                                            797     785     -12
read_config                                          230     217     -13
dpkg_main                                           3835    3820     -15
read_line_input                                     3134    3110     -24
sysctl_main                                          232     203     -29
config_open                                           40      10     -30
WARN_BAD_LINE                                         44       -     -44
login_main                                          1714    1575    -139
------------------------------------------------------------------------------
(add/remove: 5/1 grow/shrink: 8/74 up/down: 174/-737)        Total: -563 bytes
2008-07-21 23:05:26 +00:00
Denis Vlasenko
a60f84ebf0 *: rename ATTRIBUTE_XXX to just XXX. 2008-07-05 09:18:54 +00:00
Denis Vlasenko
d50dda8c35 *: use llist_pop for traverse-and-free list operation
function                                             old     new   delta
append_file_list_to_list                             109     111      +2
udhcpc_main                                         2414    2413      -1
run_parts_main                                       325     324      -1
od_main                                             2324    2323      -1
getopt_main                                          709     707      -2
env_main                                             253     251      -2
sed_main                                             659     656      -3
ps_main                                              522     519      -3
traceroute_main                                     3960    3954      -6
sort_main                                            844     838      -6
diff_main                                            866     858      -8
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/10 up/down: 2/-33)            Total: -31 bytes
2008-06-15 05:40:56 +00:00
Denis Vlasenko
6b06cb80be more of -Wall fixes from Cristian Ionescu-Idbohrn.
Some are fixing real bugs.

function                                             old     new   delta
syslogd_main                                         938     958     +20
get_signum                                           136     143      +7
obj_load                                             777     782      +5
recv_from_to                                         210     214      +4
get_next_block                                      1795    1799      +4
display_topmem_process_list                         1117    1121      +4
logread_main                                         484     487      +3
buffer_fill_and_print                                 73      76      +3
kill_main                                            687     689      +2
ll_remember_index                                    240     241      +1
do_stats                                             452     453      +1
if_readconf                                          166     165      -1
display_process_list                                1192    1191      -1
run_applet_and_exit                                  507     505      -2
print_signames                                        33      31      -2
parse_one_line                                      1092    1090      -2
find_out_spec                                         57      55      -2
add_ksymoops_symbols                                 421     419      -2
ash_main                                            1407    1402      -5
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 11/8 up/down: 54/-17)            Total: 37 bytes
2008-05-15 21:30:45 +00:00
Denis Vlasenko
85c247161b *: fix fallout from -Wunused-parameter
function                                             old     new   delta
bbunpack                                             358     366      +8
passwd_main                                         1070    1072      +2
handle_incoming_and_exit                            2651    2653      +2
getpty                                                88      86      -2
script_main                                          975     972      -3
inetd_main                                          2036    2033      -3
dname_enc                                            377     373      -4
make_new_session                                     474     462     -12
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 3/5 up/down: 12/-24)            Total: -12 bytes
   text    data     bss     dec     hex filename
 797429     658    7428  805515   c4a8b busybox_old
 797417     658    7428  805503   c4a7f busybox_unstripped
2008-03-17 09:04:04 +00:00
Denis Vlasenko
574f2f4394 *: add optimization barrier to all "G trick" locations 2008-02-27 18:41:59 +00:00
Denis Vlasenko
9ad2cb3f1a traceroute: stop using global data/bss
(add/remove: 0/15 grow/shrink: 0/1 up/down: 0/-95)            Total: -95 bytes
   text    data     bss     dec     hex filename
 777245    1094    9008  787347   c0393 busybox_old
 777206    1084    8976  787266   c0342 busybox_unstripped
2007-12-16 17:19:40 +00:00
Denis Vlasenko
9b49a5ed85 add -fvisibility=hidden to CC flags, mark XXX_main functions
EXTERNALLY_VISIBLE. 5% size reduction of libbusybox.so
2007-10-11 10:05:36 +00:00
Denis Vlasenko
4daad9004d introduce bb_putchar(). saves ~1800 on uclibc (less on glibc). 2007-09-27 10:20:47 +00:00
Denis Vlasenko
5d61e71c3a introduce safe_poll (fixes a problem in top)
function                                             old     new   delta
safe_poll                                              -      77     +77
svlogd_main                                         1470    1466      -4
zcip_main                                           1530    1524      -6
forkexec                                            1345    1338      -7
decode_format_string                                 795     788      -7
collect_blk                                          474     467      -7
buffer_pread                                         540     532      -8
tftp                                                1182    1172     -10
microcom_main                                        763     749     -14
arpping                                              441     424     -17
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 0/9 up/down: 77/-80)             Total: -3 bytes
   text    data     bss     dec     hex filename
 770162    1034   10404  781600   bed20 busybox_old
 770158    1034   10404  781596   bed1c busybox_unstripped
2007-09-27 10:09:59 +00:00
Denis Vlasenko
87f3b26b3a *: replace select-for-one descriptor with poll, it's smaller.
$ ./.cmk bloatcheck
function                                             old     new   delta
readit                                               406     364     -42
syslogd_main                                        1249    1206     -43
traceroute_main                                     4115    4060     -55
mysleep                                              112      45     -67
arpping                                              579     441    -138
tftp                                                1575    1182    -393
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/6 up/down: 0/-738)           Total: -738 bytes
   text    data     bss     dec     hex filename
 770580    1051   10764  782395   bf03b busybox_old
 769820    1051   10764  781635   bed43 busybox_unstripped
2007-09-07 13:43:28 +00:00
Denis Vlasenko
fe7cd642b0 don't pass argc in getopt32, it's superfluous
(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
2007-08-18 15:32:12 +00:00
Denis Vlasenko
a27a11bb2c introduce and use xdup2(int, int)
stop checking whether setsockopt_reuseaddr(int fd) was successful (it always is)
remove second parameter (sockllen) from xmalloc_sockaddr2xxxxx functions

sockaddr2str                                         142     156     +14
collect_blk                                          467     474      +7
xdup2                                                 28      33      +5
singlemount                                         4456    4454      -2
print_host                                           214     212      -2
nslookup_main                                        139     137      -2
ftpgetput_main                                       414     412      -2
udhcpd_main                                         1258    1255      -3
udhcpc_main                                         2405    2402      -3
traceroute_main                                     4125    4122      -3
nc_main                                             1072    1069      -3
buffer_fill_and_print                                 76      73      -3
xmalloc_sockaddr2hostonly_noport                      18      14      -4
xmalloc_sockaddr2host_noport                          18      14      -4
xmalloc_sockaddr2host                                 15      11      -4
xmalloc_sockaddr2dotted_noport                        18      14      -4
xmalloc_sockaddr2dotted                               18      14      -4
wget_main                                           2618    2614      -4
ping_main                                            393     389      -4
ip_port_str                                          120     115      -5
dhcprelay_main                                      1146    1141      -5
dnsd_main                                           1531    1525      -6
passwd_main                                         1110    1102      -8
udhcp_kernel_packet                                  206     197      -9
udhcp_listen_socket                                  154     144     -10
getty_main                                          2576    2566     -10
setup                                                655     640     -15
xmove_fd                                              51      34     -17
dolisten                                             759     742     -17
tcpudpsvd_main                                      1866    1836     -30
startservice                                         339     299     -40
2007-08-18 14:16:39 +00:00
Denis Vlasenko
6ca409e0e4 trylink: produce even more info about final link stage
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
2007-08-12 20:58:27 +00:00
Denis Vlasenko
fb79a2e2cf xioctl and friends by Tito <farmatito@tiscali.it>
function                                             old     new   delta
do_iptunnel                                          203     977    +774
process_dev                                         5328    5494    +166
ioctl_or_perror                                        -      54     +54
ioctl_or_perror_and_die                                -      51     +51
ioctl_alt_func                                         -      49     +49
bb_ioctl_or_warn                                       -      47     +47
do_add_ioctl                                         102     145     +43
bb_xioctl                                              -      39     +39
print_value_on_off                                     -      31     +31
get_lcm                                              105     123     +18
arp_main                                            2155    2167     +12
..................
zcip_main                                           1576    1566     -10
setlogcons_main                                       92      82     -10
dumpkmap_main                                        263     253     -10
do_get_ioctl                                          85      75     -10
setkeycodes_main                                     165     154     -11
write_table                                          244     232     -12
vconfig_main                                         318     306     -12
do_del_ioctl                                          93      81     -12
set_address                                           75      62     -13
maybe_set_utc                                         30      16     -14
loadfont_main                                        495     479     -16
slattach_main                                        712     695     -17
do_loadfont                                          191     174     -17
do_iplink                                           1155    1136     -19
getty_main                                          2583    2562     -21
fbset_main                                          2058    2035     -23
do_time                                              588     565     -23
xioctl                                                25       -     -25
read_rtc                                             186     160     -26
parse_conf                                          1299    1270     -29
udhcp_read_interface                                 269     239     -30
bb_ioctl                                              45       -     -45
bb_ioctl_alt                                          70       -     -70
bb_ioctl_on_off                                       78       -     -78
.rodata                                           129370  129018    -352
do_show                                              799       -    -799
------------------------------------------------------------------------------
(add/remove: 6/5 grow/shrink: 13/49 up/down: 1316/-1864)     Total: -548 bytes
   text	   data	    bss	    dec	    hex	filename
 675352	   2740	  13968	 692060	  a8f5c	busybox_old
 674804	   2740	  13968	 691512	  a8d38	busybox_unstripped
2007-07-14 22:07:14 +00:00
Denis Vlasenko
c965f4b141 devfsd: style cleanup; size reduction (Tito <farmatito@tiscali.it>)
traceroute: suppress warning
2007-06-27 00:20:38 +00:00
Denis Vlasenko
6d9ea24611 networking/interface.c: huke remaining big statics; use malloc for INET[6]_rresolve
return value. Went thru callers and adjusted them - code got smaller too.

function                                             old     new   delta
ip_port_str                                            -     126    +126
INET6_rresolve                                       165     182     +17
static.cache                                          20      24      +4
route_main                                          2092    2091      -1
INET_sprint                                           61      59      -2
INET_nn                                                4       -      -4
INET6_sprint                                          59      53      -6
udp_do_one                                           518     508     -10
tcp_do_one                                           433     423     -10
raw_do_one                                           494     484     -10
traceroute_main                                     4117    4105     -12
INET_rresolve                                        334     321     -13
bb_displayroutes                                     494     456     -38
snprint_ip_port                                      244       -    -244
static.buff                                          264      16    -248
------------------------------------------------------------------------------
(add/remove: 1/2 grow/shrink: 2/10 up/down: 147/-598)        Total: -451 bytes

size busybox_old busybox_unstripped
   text    data     bss     dec     hex filename
 751073    3048   14688  768809   bbb29 busybox_old
 750873    3048   14440  768361   bb969 busybox_unstripped
2007-06-19 11:12:46 +00:00
Denis Vlasenko
459be35234 hwclock: size optimizations
libbb/time.c: new file, introducing monotonic_us()
pscan, traceroute, arping: use it instead of gettimeofday
ping, zcip: TODO

function                                             old     new   delta
monotonic_us                                           -      89     +89
find_pair                                            164     180     +16
.rodata                                           129747  129763     +16
refresh                                             1144    1152      +8
............
timeout                                                8       4      -4
static.start                                           8       4      -4
last                                                   8       4      -4
parse_conf                                          1303    1284     -19
time_main                                           1149    1124     -25
gettimeofday_us                                       39       -     -39
arping_main                                         2042    1969     -73
hwclock_main                                         594     501     -93
catcher                                              485     380    -105
traceroute_main                                     4300    4117    -183
------------------------------------------------------------------------------
(add/remove: 2/1 grow/shrink: 8/11 up/down: 157/-562)        Total: -405 bytes
2007-06-17 19:09:05 +00:00
Denis Vlasenko
1adf681e87 traceroute: stop using floating point needlessly; nuke useless assignment.
.rodata                                           129308  129312      +4
freehostinfo                                          35      29      -6
traceroute_main                                     4308    4300      -8
2007-06-14 07:47:52 +00:00
Denis Vlasenko
e8a0788b24 moved biggest stack buffers to malloc space, or made their size configurable
(8k of shell line edit buffer is an overkill)

# make ARCH=i386 bloatcheck
function                                             old     new   delta
read_line_input                                     3933    3967     +34
ifaddrlist                                           348     345      -3
do_loadfont                                          208     191     -17
edit_file                                            840     819     -21
.rodata                                           129112  129080     -32
uncompress                                          1305    1268     -37
loadfont_main                                        566     495     -71
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/6 up/down: 34/-181)          Total: -147 bytes
2007-06-10 15:08:44 +00:00
Denis Vlasenko
b6adbf1be2 usage.c: remove reference to busybox.h
*: s/include "busybox.h"/include "libbb.h"
2007-05-26 19:00:18 +00:00
Denis Vlasenko
f7fcca4af7 sourse_route_list -> source_route_list 2007-04-13 22:07:21 +00:00
Bernhard Reutner-Fischer
b290889f02 - add xsendto and use where appropriate; shrink iplink; sanitize libiproute a bit.
-916 byte
2007-04-12 11:34:39 +00:00
Denis Vlasenko
6398cf477d style fixes, no code changes. 2007-04-11 17:04:29 +00:00
Bernhard Reutner-Fischer
febe3c4211 - sed -e "s/char[[:space:]]*\*[[:space:]]*argv\[\]/char **argv/g" 2007-04-04 20:52:03 +00:00
Denis Vlasenko
2e723237c9 traceroute: move data off bss. small code optimizations.
function                                             old     new   delta
traceroute_main                                     4358    4397     +39
verbose                                               13       9      -4
useicmp                                                4       -      -4
nflag                                                  4       -      -4
split_suffices                                        40      24     -16
route                                                 16       -     -16
dumpleases_main                                      392     357     -35
gwlist                                                36       -     -36
whereto                                              128       -    -128
wherefrom                                            128       -    -128
packet                                               512       -    -512
------------------------------------------------------------------------------
(add/remove: 0/7 grow/shrink: 1/3 up/down: 39/-883)          Total: -844 bytes
2007-03-29 21:55:22 +00:00
Denis Vlasenko
1094452423 ifconfig: use IPv6 infrastructure 2007-02-04 02:40:27 +00:00
Denis Vlasenko
06af216528 suppress warnings about easch <applet>_main() having
no preceding prototype
2007-02-03 17:28:39 +00:00
Denis Vlasenko
e06bed30cf use bb_sanitize_stdio() where appropriate 2007-01-27 22:21:12 +00:00
Denis Vlasenko
703e20235a cleanups: unnecessary casts, unified const_1, eliminate cross-.c file
prototypes (heresy!), add spaces in places like "flags&NETSTAT_CONNECTED",
removed unused #defines, #ifdef -> #if, use uint32_t for ipv4 addrs.
2007-01-22 14:12:08 +00:00
Denis Vlasenko
35d4da0fb5 exterminate u_intXXX.
fix ping6 buglet (memset is too short), minor sync between ping and ping6
2007-01-22 14:04:27 +00:00
Denis Vlasenko
bf0a201008 style fixes
last xcalloc replaced by xzalloc
2006-12-26 10:42:51 +00:00
Denis Vlasenko
4cccc03768 remove useless casts (type*) xzalloc(...) 2006-12-22 18:37:07 +00:00
Denis Vlasenko
28703015ab u_short, ulong exterminated
fdiskXXX: add a bit of sanity (not enough by far)
2006-12-19 20:32:02 +00:00
Denis Vlasenko
48237b0c88 introduce setsockopt_reuseaddr(int fd), setsockopt_broadcast(int fd),
use them where appropriate. 200 bytes saved
2006-11-22 23:22:06 +00:00