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path: root/networking/udhcp/dhcpc.c
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2011-02-14udhcpc: use more correct, and more importantly, more understandable BPF codeVladislav Grishenko
Signed-off-by: Vladislav Grishenko <themiron@mail.ru> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-12-25udhcpc: document SIGUSRn effect in help textDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-10-21udhcpd: reduce stack usage by ~700 bytes. +28 bytes code sizeDenys Vlasenko
Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-10-20udhcpc: exit if iface disappeared; use correct MAC if it changesDenys Vlasenko
function old new delta udhcpc_main 2560 2618 +58 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-10-20udhcpc: reduce stack usage by de-inlining routines with on-stack pkt bufDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-10-20udhcpc: periodically reread our ifindex and macDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-10-20udhcpc: emit maxsize option in all non-NAK type packetsDenys Vlasenko
Before, we were sending them only in DISCOVER packets. Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-10-20udhcpc: better help textDenys Vlasenko
function old new delta packed_usage 27452 27486 +34 Signed-off-by: Denys Vlasenko <dvlasenk@redhat.com>
2010-10-20udhcpc: remove -c CLIENTID, it is hard to use, -x 61:hexstring does the same ↵Denys Vlasenko
better function old new delta packed_usage 27802 27808 +6 static.udhcpc_longopts 261 250 -11 udhcpc_main 2799 2780 -19 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 1/2 up/down: 6/-30) Total: -24 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-10-20udhcpc: move usage text to .c file. no code changesDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-10-17udhcpc: fix OPTION_IP_PAIR parsingVladislav Grishenko
http://git.busybox.net/busybox/commit/?id=7d3a48a003cd645edfae2b404493688022 revealed incorrect OPTION_IP_PAIR implementation, which doesn't respect option length and causes erroneous classful routes, composed from garbage or first bytes from the next DHCP packet option. Signed-off-by: Vladislav Grishenko <themiron@mail.ru> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-06-24*: introduce and use bb_unsetenv_and_freeDenys Vlasenko
function old new delta bb_unsetenv_and_free - 17 +17 tcpudpsvd_main 1819 1810 -9 safe_setenv 58 47 -11 udhcp_run_script 630 616 -14 make_device 1683 1663 -20 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 0/4 up/down: 17/-54) Total: -37 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-05-30dhcp: readability cleanups and small code shrinkDenys Vlasenko
function old new delta udhcp_run_script 654 617 -37 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-04-04udhcp: s/dhcp_option/dhcp_optflag/gDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-04-04udhcpc: trivial shrinkDenys Vlasenko
function old new delta udhcpc_main 2801 2785 -16 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-04-03udhcpd: support decoding of option 120 "SIP servers". Closes bug 737Denys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-03-27udhcp: abort if we see unknown option, and show valid options if soDenys Vlasenko
function old new delta udhcp_option_idx - 77 +77 udhcp_str2optset 366 351 -15 udhcpc_main 2845 2801 -44 ------------------------------------------------------------------------------ (add/remove: 1/0 grow/shrink: 0/2 up/down: 77/-59) Total: 18 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-03-26udhcp: cosmetic cleanups; one case of s/full_read/xread/Denys Vlasenko
function old new delta dumpleases_main 632 623 -9 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-03-26udhcp: pass pointer to whole packet to "add option" functionsDenys Vlasenko
This is needed for "overflow option" support function old new delta udhcp_find_option - 34 +34 udhcp_add_binary_option 94 106 +12 write_leases 227 223 -4 udhcp_init_header 86 82 -4 send_release 104 99 -5 init_packet 87 81 -6 add_client_options 160 154 -6 add_server_options 100 92 -8 udhcpd_main 1964 1954 -10 udhcpc_main 2859 2837 -22 find_option 34 - -34 ------------------------------------------------------------------------------ (add/remove: 1/1 grow/shrink: 1/8 up/down: 46/-99) Total: -53 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-03-26udhcp: move options.c to common.c; disable unused bool and s16 option codeDenys Vlasenko
function old new delta udhcp_add_binary_option - 94 +94 udhcp_str2nip - 42 +42 len_of_option_as_string 12 10 -2 dhcp_option_lengths 12 10 -2 udhcpc_main 2859 2851 -8 read_nip 42 - -42 xmalloc_optname_optval 590 536 -54 udhcp_str2optset 443 366 -77 udhcp_add_option_string 86 - -86 ------------------------------------------------------------------------------ (add/remove: 2/2 grow/shrink: 0/5 up/down: 136/-271) Total: -135 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-03-25udhcpc: add -x OPT:VAL optionDenys Vlasenko
function old new delta udhcp_str2optset - 443 +443 add_client_options - 160 +160 udhcpc_main 2753 2857 +104 packed_usage 26670 26689 +19 attach_option 380 385 +5 udhcpd_main 1964 1965 +1 udhcp_add_option_string 94 86 -8 add_param_req_option 128 - -128 read_opt 443 - -443 ------------------------------------------------------------------------------ (add/remove: 2/2 grow/shrink: 4/1 up/down: 732/-579) Total: 153 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-03-22udhcp: merge options.h into common.h, script.c into dhcpc.cDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-03-22udhcpc: do not test for srand init, just do it at the startDenys Vlasenko
function old new delta udhcpc_main 2855 2867 +12 static.initialized 1 - -1 client_background 32 31 -1 perform_release 124 122 -2 random_xid 38 - -38 ------------------------------------------------------------------------------ (add/remove: 0/2 grow/shrink: 1/2 up/down: 12/-42) Total: -30 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-03-22udhcp: merge clientpacket.c into dhcpc.cDenys Vlasenko
function old new delta udhcpc_main 2569 2855 +286 perform_release 122 124 +2 client_background 31 32 +1 init_packet 156 88 -68 send_decline 114 - -114 send_discover 121 - -121 send_select 130 - -130 ------------------------------------------------------------------------------ (add/remove: 0/4 grow/shrink: 3/1 up/down: 289/-433) Total: -144 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-03-22udhcpc: merge clientsocket.c into dhcpc.c. +4 bytes.Denys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-03-20udhcpc: make it possible to disable vendor id; improve help textDenys Vlasenko
function old new delta init_packet 135 139 +4 packed_usage 26789 26786 -3 alloc_dhcp_option 67 63 -4 udhcpc_main 2467 2447 -20 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 1/3 up/down: 4/-27) Total: -23 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-10-08udhcpc: fix bug 629: use bcast receive when we perform rebindingDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-08-13udhcpc: if got IP successfully, disable -n for future renewalsJustin Maggard
Signed-off-by: Justin Maggard <jmaggard10@gmail.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-07-19udhcpc: small simplificationDenys Vlasenko
function old new delta udhcpc_main 2401 2398 -3 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-07-19typoDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-07-19udhcpc: add/edit comments, no code changesDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-07-19udhcpc: simplify manual renew (make it more similar to automatic one)Denys Vlasenko
function old new delta udhcp_run_script 669 673 +4 udhcpc_main 2414 2401 -13 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 1/1 up/down: 4/-13) Total: -9 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-06-26udhcpc: fix a read error loop (e.g.: device is down) blocking TERMDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-06-19getopt: FEATURE_GETOPT_LONG for -l; rename GETOPT_LONG to LONG_OPTSDenys Vlasenko
Signed-off-by: Colin Watson <cjwatson@ubuntu.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-06-17udhcpc: fix format of one log messageDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-06-17udhcp: shorten mac len from 16 to 6 in lease fileDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-06-17udhcp: change UDHCP_DEBUG into int, make verbosity selectable with -vDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-06-16udhcp: rename server/client_config.arp to server_mac and client_macDenys Vlasenko
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2009-06-16udhcpd: don't fail ARP check if returned MAC matches client's oneDenys Vlasenko
Also, do not unicast replies to yiaddr. 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!
2009-03-11docs/logging_and_backgrounding.txt: new mini-docDenis Vlasenko
dnsd: remove statics, remove nerly-useless SIGINT handler crond: correct more of logfile to 0666 (as usual, umask allows user to remove unwanted bits). nameif: print errors to stderr too, not just to syslog function old new delta udhcp_read_interface 308 306 -2 ttl 4 - -4 fileconf 4 - -4 dnsentry 4 - -4 interrupt 19 - -19 dnsd_main 1463 1394 -69 ------------------------------------------------------------------------------ (add/remove: 0/4 grow/shrink: 0/2 up/down: 0/-102) Total: -102 bytes text data bss dec hex filename 808161 476 7864 816501 c7575 busybox_old 807994 468 7856 816318 c74be busybox_unstripped
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
2009-01-14dhcpc: suppress "warning: 'timestamp_before_wait' might be used uninitializedDenis Vlasenko
2008-12-10bb_info_msg: make it do atomic, unbuffered writesDenis Vlasenko
udhcpc: fix a problem where we don't open listening socket fast enough function old new delta bb_info_msg 70 126 +56 change_listen_mode 37 78 +41 udhcp_listen_socket 151 124 -27 udhcpc_main 2344 2285 -59
2008-12-08optimize 16- and 32-bit movesDenis Vlasenko
function old new delta udhcpd_main 1239 1257 +18 udhcp_add_simple_option 93 92 -1 buffer_read_le_u32 19 18 -1 unpack_gz_stream_with_info 526 520 -6 dnsd_main 1470 1463 -7 udhcp_run_script 1208 1186 -22 send_ACK 255 229 -26 arping_main 1661 1623 -38 send_offer 470 428 -42 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 1/8 up/down: 18/-143) Total: -125 bytes
2008-09-26udhcp: add inline docs; small code shrinkDenis Vlasenko
function old new delta send_packet 103 87 -16 udhcpc_main 2359 2323 -36
2008-09-26udhcpc: fixlet for previous commitDenis Vlasenko
2008-09-26udhcp: added some FIXMEs; code shrink. -49 bytesDenis Vlasenko
2008-09-26dhcp: add FAST_FUNC as appropriate. -160 bytes.Denis Vlasenko
2008-09-26dhcpc: treat "discover...select...discover..." loop the same wayDenis Vlasenko
as "discover...discover...discover..."
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