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libiproute: make rt_addr_n2a() and format_host() return auto strings

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function                                             old     new   delta
rt_addr_n2a                                           56      53      -3
print_addrinfo                                      1227    1178     -49
print_neigh                                          933     881     -52
print_rule                                           689     617     -72
print_tunnel                                         640     560     -80
print_route                                         1727    1588    -139
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/6 up/down: 0/-395)           Total: -395 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2015-10-14 13:56:42 +02:00
parent 0f296a3a56
commit 926d801fa5
7 changed files with 57 additions and 75 deletions
Download Patch File Download Diff File Expand all files Collapse all files

19
networking/libiproute/iprule.c
View File

@@ -44,7 +44,6 @@ static int FAST_FUNC print_rule(const struct sockaddr_nl *who UNUSED_PARAM,
int len = n->nlmsg_len;
int host_len = -1;
struct rtattr * tb[RTA_MAX+1];
char abuf[256];
if (n->nlmsg_type != RTM_NEWRULE)
return 0;
@@ -71,16 +70,14 @@ static int FAST_FUNC print_rule(const struct sockaddr_nl *who UNUSED_PARAM,
printf("from ");
if (tb[RTA_SRC]) {
if (r->rtm_src_len != host_len) {
printf("%s/%u", rt_addr_n2a(r->rtm_family,
RTA_DATA(tb[RTA_SRC]),
abuf, sizeof(abuf)),
printf("%s/%u",
rt_addr_n2a(r->rtm_family, RTA_DATA(tb[RTA_SRC])),
r->rtm_src_len
);
} else {
fputs(format_host(r->rtm_family,
RTA_PAYLOAD(tb[RTA_SRC]),
RTA_DATA(tb[RTA_SRC]),
abuf, sizeof(abuf)),
RTA_DATA(tb[RTA_SRC])),
stdout
);
}
@@ -94,15 +91,13 @@ static int FAST_FUNC 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_DATA(tb[RTA_DST]),
abuf, sizeof(abuf)),
RTA_DATA(tb[RTA_DST])),
r->rtm_dst_len
);
} else {
printf("to %s ", format_host(r->rtm_family,
RTA_PAYLOAD(tb[RTA_DST]),
RTA_DATA(tb[RTA_DST]),
abuf, sizeof(abuf)));
RTA_DATA(tb[RTA_DST])));
}
} else if (r->rtm_dst_len) {
printf("to 0/%d ", r->rtm_dst_len);
@@ -139,8 +134,8 @@ static int FAST_FUNC print_rule(const struct sockaddr_nl *who UNUSED_PARAM,
printf("map-to %s ",
format_host(r->rtm_family,
RTA_PAYLOAD(tb[RTA_GATEWAY]),
RTA_DATA(tb[RTA_GATEWAY]),
abuf, sizeof(abuf)));
RTA_DATA(tb[RTA_GATEWAY]))
);
} else
printf("masquerade");
} else if (r->rtm_type != RTN_UNICAST)