diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/tsocket/tsocket_bsd.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/lib/tsocket/tsocket_bsd.c b/lib/tsocket/tsocket_bsd.c index 2b0a24a58c..13680ec0c5 100644 --- a/lib/tsocket/tsocket_bsd.c +++ b/lib/tsocket/tsocket_bsd.c @@ -1142,6 +1142,7 @@ static int tdgram_bsd_dgram_socket(const struct tsocket_address *local, int ret; bool do_bind = false; bool do_reuseaddr = false; + bool do_ipv6only = false; bool is_inet = false; int sa_fam = lbsda->u.sa.sa_family; socklen_t sa_socklen = sizeof(lbsda->u.ss); @@ -1191,6 +1192,7 @@ static int tdgram_bsd_dgram_socket(const struct tsocket_address *local, } is_inet = true; sa_socklen = sizeof(rbsda->u.in6); + do_ipv6only = true; break; #endif default: @@ -1203,10 +1205,12 @@ static int tdgram_bsd_dgram_socket(const struct tsocket_address *local, switch (sa_fam) { case AF_INET: sa_socklen = sizeof(rbsda->u.in); + do_ipv6only = false; break; #ifdef HAVE_IPV6 case AF_INET6: sa_socklen = sizeof(rbsda->u.in6); + do_ipv6only = true; break; #endif } @@ -1237,6 +1241,21 @@ static int tdgram_bsd_dgram_socket(const struct tsocket_address *local, bsds->fd = fd; talloc_set_destructor(bsds, tdgram_bsd_destructor); +#ifdef HAVE_IPV6 + if (do_ipv6only) { + int val = 1; + + ret = setsockopt(fd, IPPROTO_IPV6, IPV6_V6ONLY, + (const void *)&val, sizeof(val)); + if (ret == -1) { + int saved_errno = errno; + talloc_free(dgram); + errno = saved_errno; + return ret; + } + } +#endif + if (broadcast) { int val = 1; @@ -1970,6 +1989,7 @@ static struct tevent_req * tstream_bsd_connect_send(TALLOC_CTX *mem_ctx, bool retry; bool do_bind = false; bool do_reuseaddr = false; + bool do_ipv6only = false; bool is_inet = false; int sa_fam = lbsda->u.sa.sa_family; socklen_t sa_socklen = sizeof(rbsda->u.ss); @@ -2026,6 +2046,7 @@ static struct tevent_req * tstream_bsd_connect_send(TALLOC_CTX *mem_ctx, } is_inet = true; sa_socklen = sizeof(rbsda->u.in6); + do_ipv6only = true; break; #endif default: @@ -2038,10 +2059,12 @@ static struct tevent_req * tstream_bsd_connect_send(TALLOC_CTX *mem_ctx, switch (sa_fam) { case AF_INET: sa_socklen = sizeof(rbsda->u.in); + do_ipv6only = false; break; #ifdef HAVE_IPV6 case AF_INET6: sa_socklen = sizeof(rbsda->u.in6); + do_ipv6only = true; break; #endif } @@ -2059,6 +2082,19 @@ static struct tevent_req * tstream_bsd_connect_send(TALLOC_CTX *mem_ctx, goto post; } +#ifdef HAVE_IPV6 + if (do_ipv6only) { + int val = 1; + + ret = setsockopt(state->fd, IPPROTO_IPV6, IPV6_V6ONLY, + (const void *)&val, sizeof(val)); + if (ret == -1) { + tevent_req_error(req, errno); + goto post; + } + } +#endif + if (do_reuseaddr) { int val = 1; |