busybox-w32/networking/nslookup.c, branch zstd

Update applet size estimates

2023-07-10T15:25:21+00:00

Signed-off-by: Denys Vlasenko

nslookup: code shrink

2023-05-09T17:32:29+00:00

function old new delta send_queries 725 723 -2 nslookup_main 822 820 -2 add_query 89 86 -3 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 0/3 up/down: 0/-7) Total: -7 bytes Signed-off-by: Denys Vlasenko

nslookup: ensure unique transaction IDs for the DNS queries

2023-05-09T17:21:45+00:00

Based on patch by Uwe Kleine-König. It makes sense to actually see the nitty-gritty details of DNS querying, so bringing in (commented-out) musl's DNS request code. function old new delta nslookup_main 760 822 +62 Signed-off-by: Denys Vlasenko

*: add NOINLINEs where code noticeably shrinks

2021-10-10T11:50:53+00:00

function old new delta display 85 1463 +1378 -73 bytes select_and_cluster - 1088 +1088 -139 bytes parse_reply - 979 +979 -109 bytes zbc_num_sqrt - 632 +632 -191 bytes show_bridge_port - 585 +585 -56 bytes sp_256_proj_point_add_8 - 576 +576 -45 bytes encode_then_append_var_plusminus - 554 +554 -118 bytes read_mode_db - 537 +537 -47 bytes fbset_main 1331 747 -584 sp_256_ecc_mulmod_8 1157 536 -621 brctl_main 2189 1548 -641 expand_one_var 2544 1872 -672 zxc_vm_process 6412 5589 -823 send_queries 1813 725 -1088 recv_and_process_peer_pkt 2245 1018 -1227 bb_dump_dump 1531 80 -1451 ------------------------------------------------------------------------------ (add/remove: 7/0 grow/shrink: 1/8 up/down: 6329/-7107) Total: -778 bytes Signed-off-by: Denys Vlasenko

nslookup: mention QUERY_TYPE SRV

2021-06-03T14:23:52+00:00

SRV lookups are supported since "6b4960155 nslookup: implement support for SRV records" and should therefore be mentioned as a possible QUERY_TYPE in the help message. Signed-off-by: Paul Spooren Signed-off-by: Denys Vlasenko

nslookup: do not print "No answer" for NODATA replies, closes 13006

2020-12-31T00:39:44+00:00

Only print when there was no answer at all. function old new delta send_queries 1834 1813 -21 Signed-off-by: Denys Vlasenko

*: use fopen helpers where appropriate

2020-12-29T23:16:27+00:00

function old new delta finalize 348 343 -5 parse_resolvconf 306 299 -7 list_i2c_busses_and_exit 495 483 -12 bootchartd_main 1091 1076 -15 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 0/4 up/down: 0/-39) Total: -39 bytes Signed-off-by: Denys Vlasenko

decrease padding: gcc-9.3.1 slaps 32-byte alignment on arrays willy-nilly

2020-11-30T13:58:02+00:00

text data bss dec hex filename 1021236 559 5052 1026847 fab1f busybox_old 1021120 559 5052 1026731 faaab busybox_unstripped Signed-off-by: Denys Vlasenko

avoid using strok - eliminates use of hidden global variable

2020-10-06T00:36:47+00:00

function old new delta udhcp_str2optset 616 650 +34 setpriv_main 950 975 +25 switch_root_main 688 706 +18 parse 958 970 +12 getopt_main 622 628 +6 parse_resolvconf 302 306 +4 mpstat_main 1139 1142 +3 static.p 4 - -4 cdcmd 717 702 -15 strtok 148 - -148 ------------------------------------------------------------------------------ (add/remove: 0/3 grow/shrink: 7/1 up/down: 102/-167) Total: -65 bytes Signed-off-by: Denys Vlasenko

nslookup: implement support for SRV records

2019-10-27T16:07:35+00:00

Add support for querying and parsing SRV DNS records. function old new delta send_queries 1711 1865 +154 qtypes 72 80 +8 Signed-off-by: Jo-Philipp Wich Signed-off-by: Denys Vlasenko