Denys Vlasenko
00b5051cd2
libbb: code shrink in des encryption, in setup_salt()
...
function old new delta
pw_encrypt 978 971 -7
.rodata 108208 108192 -16
des_crypt 1211 1181 -30
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/3 up/down: 0/-53) Total: -53 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2021-11-28 12:21:23 +01:00
Denys Vlasenko
73d93d9f83
libbb: make pw_encrypt() die if supplied salt is bad (e.g. emply)
...
Fished from 520-loginutils-handle-crypt-failures.patch in openwrt
function old new delta
pw_encrypt 913 927 +14
des_crypt 1327 1318 -9
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/1 up/down: 14/-9) Total: 5 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-12-15 23:19:22 +01:00
Denys Vlasenko
965b795b87
decrease paddign: gcc-9.3.1 slaps 32-byte alignment on arrays willy-nilly
...
text data bss dec hex filename
1021988 559 5052 1027599 fae0f busybox_old
1021236 559 5052 1026847 fab1f busybox_unstripped
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2020-11-30 13:03:03 +01:00
Denys Vlasenko
95f7953f2c
do not use `a' quoting style in comments
...
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2017-08-02 14:26:33 +02:00
Denys Vlasenko
44d1989997
des encrypt: fix goof with NUL byte added at the end as '.'
2009-05-01 03:41:25 +02:00
Denis Vlasenko
d1a84a2880
libbb: move crypt_make_salt() to pw_encrypt.c, reuse
...
bin-to-ascii64 conversion which does not require an array.
function old new delta
to64 29 33 +4
to64_msb_first 63 62 -1
ascii64 65 - -65
2008-12-07 01:16:34 +00:00
Denis Vlasenko
d324e1b808
libbb/crypt: code shrink
...
function old new delta
to64_msb_first - 63 +63
des_crypt 1509 1338 -171
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 0/1 up/down: 63/-171) Total: -108 bytes
2008-12-04 15:29:35 +00:00
Denis Vlasenko
f45c4f41b7
whitespace and comment fixes, no code changes
2008-06-16 04:09:25 +00:00
Denis Vlasenko
5cdc247ba4
further encrypt_des optimizations
...
function old new delta
pw_encrypt 943 964 +21
des_crypt 1512 1509 -3
u_sbox 512 256 -256
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/2 up/down: 21/-259) Total: -238 bytes
2008-06-15 09:48:18 +00:00
Denis Vlasenko
04087c6bbd
cryptpw: fix "cryptpw -a des -- TEXT" case
...
libbb/pw_encrypt_des.c: optimize
function old new delta
cryptpw_main 177 157 -20
des_crypt 1682 1512 -170
pw_encrypt 1036 842 -194
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/3 up/down: 0/-384) Total: -384 bytes
Run tested.
2008-06-15 08:12:00 +00:00
Denis Vlasenko
e235285c3a
crypt: code shrink
...
function old new delta
des_crypt - 1682 +1682
md5_crypt - 627 +627
pw_encrypt 3608 1036 -2572
------------------------------------------------------------------------------
(add/remove: 2/0 grow/shrink: 0/1 up/down: 2309/-2572) Total: -263 bytes
2008-06-14 22:11:29 +00:00
Denis Vlasenko
76f812803b
trivial crypt shrinkage
...
function old new delta
__md5_to64 27 29 +2
pw_encrypt 3631 3608 -23
2008-06-13 15:13:41 +00:00
Denis Vlasenko
4ea83bf562
uclibc insists on having 70k static buffer for crypt.
...
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.
2008-06-12 16:55:59 +00:00
