diff options
Diffstat (limited to 'sys/netinet6/in6_pcb.c')
| -rw-r--r-- | sys/netinet6/in6_pcb.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/sys/netinet6/in6_pcb.c b/sys/netinet6/in6_pcb.c index 14b95dfe0254..10a29f339773 100644 --- a/sys/netinet6/in6_pcb.c +++ b/sys/netinet6/in6_pcb.c @@ -115,6 +115,44 @@ __FBSDID("$FreeBSD$"); #include <netinet6/scope6_var.h> int +in6_pcbsetport(struct in6_addr *laddr, struct inpcb *inp, struct ucred *cred) +{ + struct socket *so = inp->inp_socket; + u_int16_t lport = 0; + int error, lookupflags = 0; +#ifdef INVARIANTS + struct inpcbinfo *pcbinfo = inp->inp_pcbinfo; +#endif + + INP_WLOCK_ASSERT(inp); + INP_HASH_WLOCK_ASSERT(pcbinfo); + + error = prison_local_ip6(cred, laddr, + ((inp->inp_flags & IN6P_IPV6_V6ONLY) != 0)); + if (error) + return(error); + + /* XXX: this is redundant when called from in6_pcbbind */ + if ((so->so_options & (SO_REUSEADDR|SO_REUSEPORT|SO_REUSEPORT_LB)) == 0) + lookupflags = INPLOOKUP_WILDCARD; + + inp->inp_flags |= INP_ANONPORT; + + error = in_pcb_lport(inp, NULL, &lport, cred, lookupflags); + if (error != 0) + return (error); + + inp->inp_lport = lport; + if (in_pcbinshash(inp) != 0) { + inp->in6p_laddr = in6addr_any; + inp->inp_lport = 0; + return (EAGAIN); + } + + return (0); +} + +int in6_pcbbind(struct inpcb *inp, struct sockaddr *nam, struct ucred *cred) { |