aboutsummaryrefslogtreecommitdiff
path: root/networking/udhcp/dhcpc.c
AgeCommit message (Collapse)Author
2011-10-18udhcp: IF_UDHCP_VERBOSE() macro - improve code readabilityLeonid Lisovskiy
Signed-off-by: Leonid Lisovskiy <lly.dev@gmail.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-09-07networking: consolidate the IP checksum code. -129 bytes.Baruch Siach
Signed-off-by: Baruch Siach <baruch@tkos.co.il> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-06-10*: simplify Ethernet header includesDan Fandrich
Signed-off-by: Dan Fandrich <dan@coneharvesters.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-06-04udhcpc: allow -O OPT take numeric paramsDenys Vlasenko
function old new delta udhcpc_main 2623 2654 +31 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-04-26dhcpc: export unrecognized options in "optNN=XXXXXXXXX" formNigel Hathaway
function old new delta udhcp_run_script 609 818 +209 Signed-off-by: Nigel Hathaway <Nigel.Hathaway@ubiquisys.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-03-12udhcpc: emit "correct" secs fieldDenys Vlasenko
In theory, sending secs set to constant zero should be ok too. But some bleeping servers can actually be configured to answer ONLY if secs is bigger than a preset value (!!) http://developer.apple.com/library/mac/#documentation/Darwin/Reference/ManPages/man8/bootpd.8.html grep for "reply_threshold_seconds" function old new delta udhcpc_main 2573 2623 +50 Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-03-07udhcpc: add -B optionKeith Young
function old new delta udhcpc_longopts - 262 +262 add_client_options 218 239 +21 packed_usage 28149 28163 +14 static.udhcpc_longopts 250 - -250 ------------------------------------------------------------------------------ (add/remove: 1/1 grow/shrink: 2/0 up/down: 297/-250) Total: 47 bytes Signed-off-by: Keith Young <stripydog7@gmail.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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