diff options
Diffstat (limited to 'networking/libiproute/ipaddress.c')
| -rw-r--r-- | networking/libiproute/ipaddress.c | 45 |
1 files changed, 30 insertions, 15 deletions
diff --git a/networking/libiproute/ipaddress.c b/networking/libiproute/ipaddress.c index 86cf3beea..6cfd3c398 100644 --- a/networking/libiproute/ipaddress.c +++ b/networking/libiproute/ipaddress.c @@ -217,6 +217,7 @@ static int FAST_FUNC print_addrinfo(const struct sockaddr_nl *who UNUSED_PARAM, { struct ifaddrmsg *ifa = NLMSG_DATA(n); int len = n->nlmsg_len; + unsigned int ifa_flags; struct rtattr *rta_tb[IFA_MAX+1]; if (n->nlmsg_type != RTM_NEWADDR && n->nlmsg_type != RTM_DELADDR) @@ -233,6 +234,8 @@ static int FAST_FUNC print_addrinfo(const struct sockaddr_nl *who UNUSED_PARAM, //memset(rta_tb, 0, sizeof(rta_tb)); - parse_rtattr does this parse_rtattr(rta_tb, IFA_MAX, IFA_RTA(ifa), n->nlmsg_len - NLMSG_LENGTH(sizeof(*ifa))); + ifa_flags = rta_tb[IFA_FLAGS] ? *(__u32*)RTA_DATA(rta_tb[IFA_FLAGS]) : ifa->ifa_flags; + if (!rta_tb[IFA_LOCAL]) rta_tb[IFA_LOCAL] = rta_tb[IFA_ADDRESS]; if (!rta_tb[IFA_ADDRESS]) @@ -242,7 +245,7 @@ static int FAST_FUNC print_addrinfo(const struct sockaddr_nl *who UNUSED_PARAM, return 0; if ((G_filter.scope ^ ifa->ifa_scope) & G_filter.scopemask) return 0; - if ((G_filter.flags ^ ifa->ifa_flags) & G_filter.flagmask) + if ((G_filter.flags ^ ifa_flags) & G_filter.flagmask) return 0; if (G_filter.label) { const char *label; @@ -322,28 +325,32 @@ static int FAST_FUNC print_addrinfo(const struct sockaddr_nl *who UNUSED_PARAM, ); } printf("scope %s ", rtnl_rtscope_n2a(ifa->ifa_scope)); - if (ifa->ifa_flags & IFA_F_SECONDARY) { - ifa->ifa_flags &= ~IFA_F_SECONDARY; + if (ifa_flags & IFA_F_SECONDARY) { + ifa_flags &= ~IFA_F_SECONDARY; printf("secondary "); } - if (ifa->ifa_flags & IFA_F_TENTATIVE) { - ifa->ifa_flags &= ~IFA_F_TENTATIVE; + if (ifa_flags & IFA_F_TENTATIVE) { + ifa_flags &= ~IFA_F_TENTATIVE; printf("tentative "); } - if (ifa->ifa_flags & IFA_F_DADFAILED) { - ifa->ifa_flags &= ~IFA_F_DADFAILED; + if (ifa_flags & IFA_F_DADFAILED) { + ifa_flags &= ~IFA_F_DADFAILED; printf("dadfailed "); } - if (ifa->ifa_flags & IFA_F_DEPRECATED) { - ifa->ifa_flags &= ~IFA_F_DEPRECATED; + if (ifa_flags & IFA_F_DEPRECATED) { + ifa_flags &= ~IFA_F_DEPRECATED; printf("deprecated "); } - if (!(ifa->ifa_flags & IFA_F_PERMANENT)) { + if (!(ifa_flags & IFA_F_PERMANENT)) { printf("dynamic "); } else - ifa->ifa_flags &= ~IFA_F_PERMANENT; - if (ifa->ifa_flags) - printf("flags %02x ", ifa->ifa_flags); + ifa_flags &= ~IFA_F_PERMANENT; + if (ifa_flags & IFA_F_NOPREFIXROUTE) { + ifa_flags &= ~IFA_F_NOPREFIXROUTE; + printf("noprefixroute "); + } + if (ifa_flags) + printf("flags %02x ", ifa_flags); if (rta_tb[IFA_LABEL]) fputs((char*)RTA_DATA(rta_tb[IFA_LABEL]), stdout); if (rta_tb[IFA_CACHEINFO]) { @@ -600,7 +607,7 @@ static int ipaddr_modify(int cmd, int flags, char **argv) /* If you add stuff here, update ipaddr_full_usage */ static const char option[] ALIGN1 = "peer\0""remote\0""broadcast\0""brd\0" - "anycast\0""scope\0""dev\0""label\0""local\0"; + "anycast\0""scope\0""dev\0""label\0""noprefixroute\0""local\0"; #define option_peer option #define option_broadcast (option + sizeof("peer") + sizeof("remote")) #define option_anycast (option_broadcast + sizeof("broadcast") + sizeof("brd")) @@ -619,6 +626,7 @@ static int ipaddr_modify(int cmd, int flags, char **argv) int brd_len = 0; int any_len = 0; bool scoped = 0; + unsigned int ifa_flags = 0; memset(&req, 0, sizeof(req)); @@ -630,7 +638,7 @@ static int ipaddr_modify(int cmd, int flags, char **argv) while (*argv) { unsigned arg = index_in_strings(option, *argv); /* if search fails, "local" is assumed */ - if ((int)arg >= 0) + if ((int)arg >= 0 && arg != 8) NEXT_ARG(); if (arg <= 1) { /* peer, remote */ @@ -683,6 +691,8 @@ static int ipaddr_modify(int cmd, int flags, char **argv) } else if (arg == 7) { /* label */ l = *argv; addattr_l(&req.n, sizeof(req), IFA_LABEL, l, strlen(l) + 1); + } else if (arg == 8) { /* noprefixroute */ + ifa_flags |= IFA_F_NOPREFIXROUTE; } else { /* local (specified or assumed) */ if (local_len) { @@ -698,6 +708,11 @@ static int ipaddr_modify(int cmd, int flags, char **argv) argv++; } + if (ifa_flags <= 0xff) + req.ifa.ifa_flags = ifa_flags; + else + addattr32(&req.n, sizeof(req), IFA_FLAGS, ifa_flags); + if (!d) { /* There was no "dev IFACE", but we need that */ bb_simple_error_msg_and_die("need \"dev IFACE\""); |