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path: root/networking/telnetd.c
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2015-08-24libbb: add setsockopt_foo helpersDenys Vlasenko
function old new delta setsockopt_int - 23 +23 do_load 918 934 +16 setsockopt_SOL_SOCKET_int - 14 +14 setsockopt_keepalive - 10 +10 setsockopt_SOL_SOCKET_1 - 10 +10 buffer_fill_and_print 169 178 +9 setsockopt_1 - 8 +8 nfsmount 3560 3566 +6 redirect 1277 1282 +5 tcpudpsvd_main 1782 1786 +4 d6_send_kernel_packet 272 275 +3 i2cget_main 380 382 +2 ed_main 2544 2545 +1 scan_recursive 380 378 -2 nbdclient_main 492 490 -2 hash_find 235 233 -2 cmdputs 334 332 -2 parse_command 1443 1440 -3 static.two 4 - -4 ntpd_main 1039 1035 -4 const_int_1 4 - -4 const_IPTOS_LOWDELAY 4 - -4 RCVBUF 4 - -4 ntp_init 474 469 -5 change_listen_mode 316 310 -6 uevent_main 416 409 -7 arping_main 1697 1690 -7 telnet_main 1612 1603 -9 socket_want_pktinfo 42 33 -9 setsockopt_reuseaddr 21 10 -11 setsockopt_broadcast 21 10 -11 httpd_main 772 757 -15 get_remote_transfer_fd 109 94 -15 make_new_session 503 487 -16 ftpd_main 2177 2160 -17 read_bunzip 1896 1866 -30 common_traceroute_main 4099 4058 -41 common_ping_main 1836 1783 -53 ------------------------------------------------------------------------------ (add/remove: 5/4 grow/shrink: 8/21 up/down: 111/-283) Total: -172 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2015-01-05libbb: code shrink by factoring out common update_utmp_DEAD_PROCESSDenys Vlasenko
function old new delta update_utmp_DEAD_PROCESS - 17 +17 telnetd_main 1685 1674 -11 mark_terminated 56 45 -11 handle_sigchld 74 63 -11 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2012-09-13telnet: convert CR -> CR LF, not CR -> CR NUL when sending data to serverDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-06-05*: remove "Options:" string from help textsDenys Vlasenko
function old new delta packed_usage 28706 28623 -83 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-04-11move remaining help text from include/usage.src.hPere Orga
Signed-off-by: Pere Orga <gotrunks@gmail.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-01-25move utmp.h include to libbb.hDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-11-30telnetd: write utmp record with correct pidDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-10-29whitespace cleanupDenys Vlasenko
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-08-16*: make GNU licensing statement forms more regularDenys Vlasenko
This change retains "or later" state! No licensing _changes_ here, only form is adjusted (article, space between "GPL" and "v2" and so on). Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-10work on adding testsuite runs to randomconfig test buildsDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-04-06telnetd: fill hostname field in utmp/wtmp recordsDenys Vlasenko
function old new delta get_lsa - 109 +109 make_new_session 438 504 +66 get_peer_lsa - 10 +10 ftpd_main 2340 2267 -73 get_sock_lsa 101 10 -91 ------------------------------------------------------------------------------ (add/remove: 2/0 grow/shrink: 1/2 up/down: 185/-164) Total: 21 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-04-05telnetd: write LOGIN/DEAD_PROCESS utmp records. Closes bug 1363Denys Vlasenko
function old new delta write_new_utmp - 253 +253 skip_dev_pfx - 30 +30 handle_sigchld 42 72 +30 telnetd_main 1650 1673 +23 make_new_session 415 438 +23 ... login_main 1140 1148 +8 update_utmp 337 313 -24 write_wtmp 220 154 -66 ------------------------------------------------------------------------------ (add/remove: 2/0 grow/shrink: 11/6 up/down: 406/-115) Total: ~291 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-04-04who: fix attempts to open '/dev/dev/ttyX'; make columns a bit wider, add -HDenys Vlasenko
function old new delta who_main 292 363 +71 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-02-04*: suppress ~60% of "aliased warnings" on gcc-4.4.1Denys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-11-02*: introduce and use ffulsh_all()Denys Vlasenko
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>
2009-10-19randomconfig fixesDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-09-04telnetd: add -w ("inetd wait") option. Can be configured off.Denys Vlasenko
gcc fils to fully optimize it out when it's off: function old new delta telnetd_main 1527 1548 +21 packed_usage 26596 26587 -9 but nevertheless it's a useful (and so far single) example how to write "inetd wait" tcp service. Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-06-10telnetd: more compact version of the fix for stray open fdsDenys Vlasenko
function old new delta telnetd_main 1520 1527 +7 make_new_session 510 416 -94 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 1/1 up/down: 7/-94) Total: -87 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-06-09telnetd: properly close fds in childDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-04-21*: mass renaming of USE_XXXX to IF_XXXXDenis Vlasenko
and SKIP_XXXX to IF_NOT_XXXX - the second one was especially badly named. It was not skipping anything!
2009-03-08ftpd: code chrink, fixed some minor bugsDenis Vlasenko
ls: update comment *: openlog fixes (added LOG_PID, set LOG_DAEMON as appropriate) function old new delta xwrite_str - 26 +26 cmdio_write_ok - 15 +15 handle_cwd 40 45 +5 packed_usage 25668 25670 +2 cmdio_write_raw 7 9 +2 handle_upload_common 322 320 -2 udhcpd_main 1375 1372 -3 udhcpc_main 2362 2359 -3 port_cleanup 27 23 -4 handle_dir_common 221 209 -12 str_netfd_write 26 - -26 cmdio_get_cmd_and_arg 122 - -122 ftpd_main 2208 2050 -158 ------------------------------------------------------------------------------ text data bss dec hex filename 809933 476 7864 818273 c7c61 busybox_old 809199 476 7864 817539 c7983 busybox_unstripped
2009-02-02telnetd: do not advertise TELNET_LFLOW, we do not supportDenis Vlasenko
it properly.
2008-11-12telnetd: fix compile problem for non-standalone telnetdDenis Vlasenko
2008-11-11telnetd: correctly output 0xff char. ~100 bytes.Denis Vlasenko
telnet: fix some atrocious names and style. no code changes
2008-11-09telnetd: set SO_KEEPALIVE, users report it's useful. +20 bytes.Denis Vlasenko
2008-11-07telnetd: handle emacs M-DEL and IAC-NOP (putty keepalive)Denis Vlasenko
by Jim Cathey (jcathey AT ciena.com) function old new delta telnetd_main 1314 1364 +50
2008-11-05*: code shrink by adding a wrapper around very common tcsetattr(0, TCSANOW, ↵Denis Vlasenko
xx) op function old new delta tcsetattr_stdin_TCSANOW - 14 +14 set_sane_term 116 113 -3 top_main 1277 1273 -4 make_new_session 421 415 -6 rawmode 133 126 -7 reset_term 18 10 -8 die 43 35 -8 cookmode 62 54 -8 vlock_main 425 415 -10 read_line_input 3165 3155 -10 bb_askpass 357 347 -10 fsck_minix_main 3079 3065 -14 getty_main 2375 2332 -43 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 0/12 up/down: 14/-131) Total: -117 bytes
2008-07-21telnet: shrinkDenis Vlasenko
telnetd: shrink, and fix issue file printing test: better and shorter usage text function old new delta putiac2 51 50 -1 putiac 24 20 -4 handlenetoutput 95 91 -4 telnet_main 1480 1475 -5 iacflush 37 32 -5 make_new_session 436 421 -15 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 0/6 up/down: 0/-34) Total: -34 bytes
2008-07-05*: rename ATTRIBUTE_XXX to just XXX.Denis Vlasenko
2008-05-19- use EXIT_{SUCCESS,FAILURE}. No object-code changesBernhard Reutner-Fischer
2008-05-19- Rename getpty() to xgetpty() and adjust callers.Bernhard Reutner-Fischer
- Rewrite kbd_mode and setconsole - Introduce and use console_make_active() and xopen_xwrite_close() - honour buffer-reservation method as set by the user (dumpkmap, loadkmap) - shrink rtcwake and some console-tools Saves about 270 Bytes
2008-03-19tftpd: make it emit error packetsDenis Vlasenko
telnetd: use login always, not "sometimes login, sometimes shell" text data bss dec hex filename 797612 641 7380 805633 c4b01 busybox_old 797695 641 7380 805716 c4b54 busybox_unstripped
2008-03-17*: fix fallout from -Wunused-parameterDenis Vlasenko
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*: add -Wunused-parameter; fix resulting breakageDenis Vlasenko
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
2008-02-27script: new applet by Pascal Bellard <pascal.bellard AT ads-lu.com>Denis Vlasenko
2008-02-16libbb: introduce bb_signals and bb_signals_recursive,Denis Vlasenko
which sets same handler for many signals. sig_catch is nuked (bb_signals_recursive is more descriptive name). *: use them as appropriate. function old new delta bb_signals_recursive - 95 +95 bb_signals - 52 +52 run_command 258 273 +15 svlogd_main 1368 1377 +9 runsv_main 1746 1752 +6 runsvdir_main 1643 1646 +3 UNSPEC_print 64 66 +2 time_main 1128 1127 -1 ... resize_main 246 210 -36 sig_catch 63 - -63 set_fatal_sighandler 85 14 -71 ------------------------------------------------------------------------------ (add/remove: 2/1 grow/shrink: 5/24 up/down: 182/-548) Total: -366 bytes
2008-01-27- fix conflicting decls of syslog related facilitynames and prioritynames tablesBernhard Reutner-Fischer
2008-01-02libbb: introduce and use safe_waitpid (loops in EINTR)Denis Vlasenko
*: use more approproate (shorter) versions of wait() function old new delta safe_waitpid - 48 +48 wait_any_nohang - 17 +17 send_tree 365 369 +4 processorstop 432 435 +3 text_yank 110 108 -2 make_human_readable_str 202 200 -2 crond_main 1368 1366 -2 handle_sigchld 49 43 -6 reapchild 166 159 -7 custom 260 250 -10 checkscript 191 177 -14 wait_nohang 17 - -17 wait_pid 43 - -43 ------------------------------------------------------------------------------ (add/remove: 2/2 grow/shrink: 2/7 up/down: 72/-103) Total: -31 bytes
2007-11-06telnetd: fix problem with zombies (by Paul Fox <pgf@brightstareng.com>)Denis Vlasenko
syslogd: strip trailing NULs
2007-10-17telnetd: make sure telnetd -K exits if child diesDenis Vlasenko
2007-10-17telnetd: trivial optimizationDenis Vlasenko
2007-10-17ash: use fdprintf, not dprintf.Denis Vlasenko
*: trailing whitespace removed
2007-10-16fixes revealed by randomconfig runDenis Vlasenko
2007-10-16telnetd: fix commentDenis Vlasenko
2007-10-16telnetd: code shrink suggested by Ralf Friedl <Ralf.Friedl@online.de>Denis Vlasenko
2007-10-16bzip2: make -s equivalent to -2 (compatible with standard bzip2)Denis Vlasenko
telnetd: typo fix in comment
2007-10-15telnetd: at Alexander Kriegisch <Alexander@kriegisch.name> insistenceDenis Vlasenko
add an option to close sessions as soon as child exits. Maybe it should be a CONFIG option. OTOH, maybe it should be always on, as it mimics, say, getty's behaviour. function old new delta handle_sigchld - 49 +49 telnetd_main 1312 1355 +43 .rodata 123429 123466 +37 packed_usage 22770 22806 +36 make_new_session 525 532 +7 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 4/0 up/down: 172/0) Total: 172 bytes text data bss dec hex filename 676285 2538 12104 690927 a8aef busybox_old 676421 2538 12104 691063 a8b77 busybox_unstripped
2007-10-15telnetd: document bug in remove_iacs. reinstate band-aidDenis Vlasenko
which was making it near-impossible to trigger. remove memmove call which was happening at each network read, and in 99%+ cases was not needed. Unfortunately, +50 bytes.
2007-10-15telnetd: some simplifications and better error hadling.Denis Vlasenko
telnetd: don't SIGKILL child when closing the session. kernel will seng SIGHUP for us. static.iacs_to_send - 15 +15 .rodata 123418 123429 +11 make_new_session 549 525 -24 send_iac 26 - -26 free_session 144 118 -26 telnetd_main 1303 1261 -42 ------------------------------------------------------------------------------ (add/remove: 1/1 grow/shrink: 1/3 up/down: 26/-118) Total: -92 bytes text data bss dec hex filename 676341 2538 12104 690983 a8b27 busybox_old 676234 2538 12104 690876 a8abc busybox_unstripped
2007-10-11add -fvisibility=hidden to CC flags, mark XXX_main functionsDenis Vlasenko
EXTERNALLY_VISIBLE. 5% size reduction of libbusybox.so