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authorDenys Vlasenko2017-04-06 17:54:38 +0200
committerDenys Vlasenko2017-04-06 17:54:38 +0200
commit1140bf39ab113aefee8079755fac618bf6314db6 (patch)
tree461ef068fe91e45539884b175f0b50bf988dd80e /networking/libiproute
parent2d4823b65b67c7f1fa504037aa0d4065650f53d8 (diff)
downloadbusybox-1140bf39ab113aefee8079755fac618bf6314db6.zip
busybox-1140bf39ab113aefee8079755fac618bf6314db6.tar.gz
iproute: update help text, add commented-out code for unsupported options
function old new delta packed_usage 31327 31372 +45 do_iproute 132 157 +25 iproute_modify 1162 1164 +2 ------------------------------------------------------------------------------ (add/remove: 0/0 grow/shrink: 3/0 up/down: 72/0) Total: 72 bytes Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'networking/libiproute')
-rw-r--r--networking/libiproute/iproute.c170
1 files changed, 167 insertions, 3 deletions
diff --git a/networking/libiproute/iproute.c b/networking/libiproute/iproute.c
index 0f2b896..62fa6ef 100644
--- a/networking/libiproute/iproute.c
+++ b/networking/libiproute/iproute.c
@@ -325,13 +325,14 @@ static int FAST_FUNC print_route(const struct sockaddr_nl *who UNUSED_PARAM,
/* Return value becomes exitcode. It's okay to not return at all */
static int iproute_modify(int cmd, unsigned flags, char **argv)
{
+ /* If you add stuff here, update iproute_full_usage */
static const char keywords[] ALIGN1 =
- "src\0""via\0""mtu\0""lock\0""scope\0""protocol\0"IF_FEATURE_IP_RULE("table\0")
+ "src\0""via\0""mtu\0""scope\0""protocol\0"IF_FEATURE_IP_RULE("table\0")
"dev\0""oif\0""to\0""metric\0""onlink\0";
enum {
ARG_src,
ARG_via,
- ARG_mtu, PARM_lock,
+ ARG_mtu,
ARG_scope,
ARG_protocol,
IF_FEATURE_IP_RULE(ARG_table,)
@@ -404,7 +405,7 @@ IF_FEATURE_IP_RULE(ARG_table,)
} else if (arg == ARG_mtu) {
unsigned mtu;
NEXT_ARG();
- if (index_in_strings(keywords, *argv) == PARM_lock) {
+ if (strcmp(*argv, "lock") == 0) {
mxlock |= (1 << RTAX_MTU);
NEXT_ARG();
}
@@ -441,6 +442,7 @@ IF_FEATURE_IP_RULE(ARG_table,)
NEXT_ARG();
d = *argv;
} else if (arg == ARG_metric) {
+//TODO: "metric", "priority" and "preference" are synonyms
uint32_t metric;
NEXT_ARG();
metric = get_u32(*argv, "metric");
@@ -475,6 +477,168 @@ IF_FEATURE_IP_RULE(ARG_table,)
addattr_l(&req.n, sizeof(req), RTA_DST, &dst.data, dst.bytelen);
}
}
+/* Other keywords recognized by iproute2-3.19.0: */
+#if 0
+ } else if (strcmp(*argv, "from") == 0) {
+ inet_prefix addr;
+ NEXT_ARG();
+ get_prefix(&addr, *argv, req.r.rtm_family);
+ if (req.r.rtm_family == AF_UNSPEC)
+ req.r.rtm_family = addr.family;
+ if (addr.bytelen)
+ addattr_l(&req.n, sizeof(req), RTA_SRC, &addr.data, addr.bytelen);
+ req.r.rtm_src_len = addr.bitlen;
+ } else if (strcmp(*argv, "tos") == 0 ||
+ matches(*argv, "dsfield") == 0) {
+ __u32 tos;
+ NEXT_ARG();
+ if (rtnl_dsfield_a2n(&tos, *argv))
+ invarg("\"tos\" value is invalid\n", *argv);
+ req.r.rtm_tos = tos;
+ } else if (strcmp(*argv, "hoplimit") == 0) {
+ unsigned hoplimit;
+ NEXT_ARG();
+ if (strcmp(*argv, "lock") == 0) {
+ mxlock |= (1<<RTAX_HOPLIMIT);
+ NEXT_ARG();
+ }
+ if (get_unsigned(&hoplimit, *argv, 0))
+ invarg("\"hoplimit\" value is invalid\n", *argv);
+ rta_addattr32(mxrta, sizeof(mxbuf), RTAX_HOPLIMIT, hoplimit);
+ } else if (strcmp(*argv, "advmss") == 0) {
+ unsigned mss;
+ NEXT_ARG();
+ if (strcmp(*argv, "lock") == 0) {
+ mxlock |= (1<<RTAX_ADVMSS);
+ NEXT_ARG();
+ }
+ if (get_unsigned(&mss, *argv, 0))
+ invarg("\"mss\" value is invalid\n", *argv);
+ rta_addattr32(mxrta, sizeof(mxbuf), RTAX_ADVMSS, mss);
+ } else if (matches(*argv, "reordering") == 0) {
+ unsigned reord;
+ NEXT_ARG();
+ if (strcmp(*argv, "lock") == 0) {
+ mxlock |= (1<<RTAX_REORDERING);
+ NEXT_ARG();
+ }
+ if (get_unsigned(&reord, *argv, 0))
+ invarg("\"reordering\" value is invalid\n", *argv);
+ rta_addattr32(mxrta, sizeof(mxbuf), RTAX_REORDERING, reord);
+ } else if (strcmp(*argv, "rtt") == 0) {
+ unsigned rtt;
+ NEXT_ARG();
+ if (strcmp(*argv, "lock") == 0) {
+ mxlock |= (1<<RTAX_RTT);
+ NEXT_ARG();
+ }
+ if (get_time_rtt(&rtt, *argv, &raw))
+ invarg("\"rtt\" value is invalid\n", *argv);
+ rta_addattr32(mxrta, sizeof(mxbuf), RTAX_RTT,
+ (raw) ? rtt : rtt * 8);
+ } else if (strcmp(*argv, "rto_min") == 0) {
+ unsigned rto_min;
+ NEXT_ARG();
+ mxlock |= (1<<RTAX_RTO_MIN);
+ if (get_time_rtt(&rto_min, *argv, &raw))
+ invarg("\"rto_min\" value is invalid\n",
+ *argv);
+ rta_addattr32(mxrta, sizeof(mxbuf), RTAX_RTO_MIN,
+ rto_min);
+ } else if (matches(*argv, "window") == 0) {
+ unsigned win;
+ NEXT_ARG();
+ if (strcmp(*argv, "lock") == 0) {
+ mxlock |= (1<<RTAX_WINDOW);
+ NEXT_ARG();
+ }
+ if (get_unsigned(&win, *argv, 0))
+ invarg("\"window\" value is invalid\n", *argv);
+ rta_addattr32(mxrta, sizeof(mxbuf), RTAX_WINDOW, win);
+ } else if (matches(*argv, "cwnd") == 0) {
+ unsigned win;
+ NEXT_ARG();
+ if (strcmp(*argv, "lock") == 0) {
+ mxlock |= (1<<RTAX_CWND);
+ NEXT_ARG();
+ }
+ if (get_unsigned(&win, *argv, 0))
+ invarg("\"cwnd\" value is invalid\n", *argv);
+ rta_addattr32(mxrta, sizeof(mxbuf), RTAX_CWND, win);
+ } else if (matches(*argv, "initcwnd") == 0) {
+ unsigned win;
+ NEXT_ARG();
+ if (strcmp(*argv, "lock") == 0) {
+ mxlock |= (1<<RTAX_INITCWND);
+ NEXT_ARG();
+ }
+ if (get_unsigned(&win, *argv, 0))
+ invarg("\"initcwnd\" value is invalid\n", *argv);
+ rta_addattr32(mxrta, sizeof(mxbuf), RTAX_INITCWND, win);
+ } else if (matches(*argv, "initrwnd") == 0) {
+ unsigned win;
+ NEXT_ARG();
+ if (strcmp(*argv, "lock") == 0) {
+ mxlock |= (1<<RTAX_INITRWND);
+ NEXT_ARG();
+ }
+ if (get_unsigned(&win, *argv, 0))
+ invarg("\"initrwnd\" value is invalid\n", *argv);
+ rta_addattr32(mxrta, sizeof(mxbuf), RTAX_INITRWND, win);
+ } else if (matches(*argv, "features") == 0) {
+ unsigned int features = 0;
+
+ while (argc > 0) {
+ NEXT_ARG();
+
+ if (strcmp(*argv, "ecn") == 0)
+ features |= RTAX_FEATURE_ECN;
+ else
+ invarg("\"features\" value not valid\n", *argv);
+ break;
+ }
+
+ rta_addattr32(mxrta, sizeof(mxbuf), RTAX_FEATURES, features);
+ } else if (matches(*argv, "quickack") == 0) {
+ unsigned quickack;
+ NEXT_ARG();
+ if (get_unsigned(&quickack, *argv, 0))
+ invarg("\"quickack\" value is invalid\n", *argv);
+ if (quickack != 1 && quickack != 0)
+ invarg("\"quickack\" value should be 0 or 1\n", *argv);
+ rta_addattr32(mxrta, sizeof(mxbuf), RTAX_QUICKACK, quickack);
+ } else if (matches(*argv, "rttvar") == 0) {
+ unsigned win;
+ NEXT_ARG();
+ if (strcmp(*argv, "lock") == 0) {
+ mxlock |= (1<<RTAX_RTTVAR);
+ NEXT_ARG();
+ }
+ if (get_time_rtt(&win, *argv, &raw))
+ invarg("\"rttvar\" value is invalid\n", *argv);
+ rta_addattr32(mxrta, sizeof(mxbuf), RTAX_RTTVAR,
+ (raw) ? win : win * 4);
+ } else if (matches(*argv, "ssthresh") == 0) {
+ unsigned win;
+ NEXT_ARG();
+ if (strcmp(*argv, "lock") == 0) {
+ mxlock |= (1<<RTAX_SSTHRESH);
+ NEXT_ARG();
+ }
+ if (get_unsigned(&win, *argv, 0))
+ invarg("\"ssthresh\" value is invalid\n", *argv);
+ rta_addattr32(mxrta, sizeof(mxbuf), RTAX_SSTHRESH, win);
+ } else if (matches(*argv, "realms") == 0) {
+ __u32 realm;
+ NEXT_ARG();
+ if (get_rt_realms(&realm, *argv))
+ invarg("\"realm\" value is invalid\n", *argv);
+ addattr32(&req.n, sizeof(req), RTA_FLOW, realm);
+ } else if (strcmp(*argv, "nexthop") == 0) {
+ nhs_ok = 1;
+ break;
+ }
+#endif
argv++;
}