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networking/libiproute/*: code shrink by optimizing numeric conversions

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and other misc stuff

function                                             old     new   delta
print_tunnel                                         660     656      -4
format_host                                            5       -      -5
get_unsigned                                          70      54     -16
get_u32                                               70      54     -16
do_iplink                                           1173    1151     -22
get_prefix                                           417     393     -24
print_rule                                           800     771     -29
print_addrinfo                                      1374    1342     -32
print_route                                         1745    1709     -36
iprule_modify                                        905     866     -39
iproute_modify                                      1105    1048     -57
get_integer                                           70       -     -70
parse_args                                          1684    1440    -244
------------------------------------------------------------------------------
(add/remove: 0/2 grow/shrink: 0/11 up/down: 0/-594)          Total: -594 bytes
   text    data     bss     dec     hex filename
 817378     476    7892  825746   c9992 busybox_old
 816784     476    7892  825152   c9740 busybox_unstripped
This commit is contained in:
Denis Vlasenko
2009-03-05 09:21:57 +00:00
parent 021de3f029
commit 76140a77c9
9 changed files with 63 additions and 140 deletions
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8
networking/libiproute/iprule.c
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@ -78,7 +78,6 @@ static int print_rule(const struct sockaddr_nl *who UNUSED_PARAM,
if (tb[RTA_SRC]) {
if (r->rtm_src_len != host_len) {
printf("%s/%u", rt_addr_n2a(r->rtm_family,
RTA_PAYLOAD(tb[RTA_SRC]),
RTA_DATA(tb[RTA_SRC]),
abuf, sizeof(abuf)),
r->rtm_src_len
@ -99,7 +98,6 @@ static int print_rule(const struct sockaddr_nl *who UNUSED_PARAM,
if (tb[RTA_DST]) {
if (r->rtm_dst_len != host_len) {
printf("to %s/%u ", rt_addr_n2a(r->rtm_family,
RTA_PAYLOAD(tb[RTA_DST]),
RTA_DATA(tb[RTA_DST]),
abuf, sizeof(abuf)),
r->rtm_dst_len
@ -238,8 +236,7 @@ static int iprule_modify(int cmd, char **argv)
key == ARG_priority) {
uint32_t pref;
NEXT_ARG();
if (get_u32(&pref, *argv, 0))
invarg(*argv, "preference");
pref = get_u32(*argv, "preference");
addattr32(&req.n, sizeof(req), RTA_PRIORITY, pref);
} else if (key == ARG_tos) {
uint32_t tos;
@ -250,8 +247,7 @@ static int iprule_modify(int cmd, char **argv)
} else if (key == ARG_fwmark) {
uint32_t fwmark;
NEXT_ARG();
if (get_u32(&fwmark, *argv, 0))
invarg(*argv, "fwmark");
fwmark = get_u32(*argv, "fwmark");
addattr32(&req.n, sizeof(req), RTA_PROTOINFO, fwmark);
} else if (key == ARG_realms) {
uint32_t realm;