busybox-w32/archival/libarchive, branch tab_completion2

libbb: shrink lineedit_read_key()

2022-01-17T23:36:42+00:00

function old new delta lineedit_read_key 237 231 -6 Signed-off-by: Denys Vlasenko

fix "defined but not used" warnings

2022-01-17T22:59:46+00:00

Signed-off-by: Denys Vlasenko

libarchive/get_header_ar.c: fix extraction of archives from binutils in deterministic mode

2021-12-12T22:34:43+00:00

GNU binutils in deterministic mode (ar rD or built with --enable-deterministic-archives) hard codes file mode to 0644 (NOT 0100644) since https://github.com/bminor/binutils-gdb/commit/36e4dce69dd2 This confuses busybox ar x (data_extract_all): touch a; ar rD a.ar a ar: creating a.ar busybox ar x a.ar ar: unrecognized file type hexdump -C a.ar 00000000 21 3c 61 72 63 68 3e 0a 61 2f 20 20 20 20 20 20 |!.a/ | 00000010 20 20 20 20 20 20 20 20 30 20 20 20 20 20 20 20 | 0 | 00000020 20 20 20 20 30 20 20 20 20 20 30 20 20 20 20 20 | 0 0 | 00000030 36 34 34 20 20 20 20 20 30 20 20 20 20 20 20 20 |644 0 | 00000040 20 20 60 0a | `.| As a workaround, force the mode bits to S_IFREG, as nothing else makes sense for ar. function old new delta get_header_ar 539 542 +3 Signed-off-by: Peter Korsgaard Signed-off-by: Denys Vlasenko

tar: prevent malicious archives with enormous long name sizes OOMing the machine

2021-10-11T17:28:39+00:00

function old new delta get_header_tar 1707 1752 +45 Signed-off-by: Denys Vlasenko

*: add more beneficial NOINLINEs

2021-10-10T12:32:05+00:00

function old new delta dec_main - 1729 +1729 -41 bytes fallbackQSort3 - 671 +671 -70 bytes verify_sun - 481 +481 -107 bytes verify 1330 742 -588 fallbackSort 1469 728 -741 unpack_xz_stream 2306 536 -1770 ------------------------------------------------------------------------------ (add/remove: 3/0 grow/shrink: 0/3 up/down: 2881/-3099) Total: -218 bytes Signed-off-by: Denys Vlasenko

tar: improve comments, add FIXMEs. no code changes

2021-10-08T17:34:20+00:00

Signed-off-by: Denys Vlasenko

libbb: eliminate a static data array in bb_mode_string()

2021-09-16T23:18:31+00:00

function old new delta print_stat 861 869 +8 header_verbose_list_ar 73 77 +4 display_single 975 979 +4 header_verbose_list 237 239 +2 bb_mode_string 124 115 -9 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 4/1 up/down: 18/-9) Total: 9 bytes text data bss dec hex filename 1043136 559 5052 1048747 1000ab busybox_old 1043153 559 5020 1048732 10009c busybox_unstripped Signed-off-by: Denys Vlasenko

bzip: make ftab[] and crc32table[] member arrays of EState, do not allocate

2021-08-29T13:32:42+00:00

function old new delta mainSort 941 986 +45 fallbackSort 1471 1469 -2 add_pair_to_block 194 188 -6 compressStream 543 515 -28 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 1/3 up/down: 45/-36) Total: 9 bytes Signed-off-by: Denys Vlasenko

cpio: fix sscanf on unterminated buffer

2021-06-23T17:06:09+00:00

Signed-off-by: S Harris Signed-off-by: Denys Vlasenko

unlzma: fix a case where we could read before beginning of buffer

2021-06-15T13:14:00+00:00

Testcase: 21 01 01 00 00 00 00 00 e7 01 01 01 ef 00 df b6 00 17 02 10 11 0f ff 00 16 00 00 Unfortunately, the bug is not reliably causing a segfault, the behavior depends on what's in memory before the buffer. function old new delta unpack_lzma_stream 2762 2768 +6 Signed-off-by: Denys Vlasenko