int
intxflags(char *ifname, int ifs, int argc, char **argv)
{
int set, value, flags;
if (NO_ARG(argv[0])) {
set = 0;
argv++;
argc--;
} else
set = 1;
if (isprefix(argv[0], "autoconfprivacy")) {
value = -IFXF_INET6_NOPRIVACY;
} else if (isprefix(argv[0], "autoconf6")) {
value = IFXF_AUTOCONF6;
} else if (isprefix(argv[0], "mpls")) {
value = IFXF_MPLS;
} else if (isprefix(argv[0], "wol")) {
value = IFXF_WOL;
} else {
printf("%% intxflags: Internal error\n");
return(0);
}
flags = get_ifxflags(ifname, ifs);
if (value < 0) {
if (set) {
value = -value;
flags &= ~value;
} else {
value = -value;
flags |= value;
}
} else if (value > 0) {
if (set)
flags |= value;
else
flags &= ~value;
} else {
printf("%% intxflags: value internal error\n");
}
set_ifxflags(ifname, ifs, flags);
return(0);
}
int
if_checkipv6(struct dhcpcd_ctx *ctx, const struct interface *ifp, int own)
{
int ra;
if (ifp) {
#ifdef ND6_IFF_OVERRIDE_RTADV
int override;
#endif
#ifdef ND6_IFF_IFDISABLED
if (del_if_nd6_flag(ifp->name, ND6_IFF_IFDISABLED) == -1) {
syslog(LOG_ERR,
"%s: del_if_nd6_flag: ND6_IFF_IFDISABLED: %m",
ifp->name);
return -1;
}
#endif
#ifdef ND6_IFF_PERFORMNUD
if (set_if_nd6_flag(ifp->name, ND6_IFF_PERFORMNUD) == -1) {
syslog(LOG_ERR,
"%s: set_if_nd6_flag: ND6_IFF_PERFORMNUD: %m",
ifp->name);
return -1;
}
#endif
#ifdef ND6_IFF_AUTO_LINKLOCAL
if (own) {
int all;
all = get_if_nd6_flag(ifp->name,ND6_IFF_AUTO_LINKLOCAL);
if (all == -1)
syslog(LOG_ERR,
"%s: get_if_nd6_flag: "
"ND6_IFF_AUTO_LINKLOCAL: %m",
ifp->name);
else if (all != 0) {
syslog(LOG_DEBUG,
"%s: disabling Kernel IPv6 "
"auto link-local support",
ifp->name);
if (del_if_nd6_flag(ifp->name,
ND6_IFF_AUTO_LINKLOCAL) == -1)
{
syslog(LOG_ERR,
"%s: del_if_nd6_flag: "
"ND6_IFF_AUTO_LINKLOCAL: %m",
ifp->name);
return -1;
}
}
}
#endif
#ifdef SIOCGIFXFLAGS
set_ifxflags(ifp, own);
#endif
#ifdef ND6_IFF_OVERRIDE_RTADV
override = get_if_nd6_flag(ifp->name, ND6_IFF_OVERRIDE_RTADV);
if (override == -1)
syslog(LOG_ERR,
"%s: get_if_nd6_flag: ND6_IFF_OVERRIDE_RTADV: %m",
ifp->name);
else if (override == 0 && !own)