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udhcpc: remove deprecated -H/-h HOSTNAME options (9 years), deprecate -V VENDOR

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function                                             old     new   delta
udhcpc_main                                         2563    2582     +19
dhcp_option_strings                                  294     301      +7
dhcp_optflags                                         80      82      +2
.rodata                                           103250  103248      -2
udhcpc_longopts                                      252     241     -11
add_client_options                                   209     175     -34
alloc_dhcp_option                                     59       -     -59
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(add/remove: 0/1 grow/shrink: 3/3 up/down: 28/-106)           Total: -78 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2021-06-02 15:07:46 +02:00
parent 265fcddd08
commit 698cdef538
4 changed files with 36 additions and 50 deletions
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3
networking/udhcp/d6_dhcpc.c
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@ -1296,7 +1296,8 @@ int udhcpc6_main(int argc UNUSED_PARAM, char **argv)
/* not set, set the default client ID */
client_data.clientid[1] = 3; /* DUID-LL */
client_data.clientid[3] = 1; /* ethernet */
clientid_mac_ptr = udhcp_insert_new_option(&client_data.options, D6_OPT_CLIENTID,
clientid_mac_ptr = udhcp_insert_new_option(
&client_data.options, D6_OPT_CLIENTID,
client_data.clientid, 2+2 + 6, /*dhcp6:*/ 1);
clientid_mac_ptr += 2+2 + 2+2; /* skip option code, len, DUID-LL, ethernet */
}