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Cygwin: make socketpair an AF_LOCAL-only method

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Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
This commit is contained in:
Corinna Vinschen
2018-02-22 16:25:28 +01:00
parent a3b5795b06
commit 84c5e0fd3d
4 changed files with 5 additions and 32 deletions
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18
winsup/cygwin/net.cc
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@@ -2303,7 +2303,7 @@ socketpair (int af, int type, int protocol, int *sb)
{
int res = -1;
const device *dev;
fhandler_socket *fh_in, *fh_out;
fhandler_socket_local *fh_in, *fh_out;
int flags = type & _SOCK_FLAG_MASK;
type &= ~_SOCK_FLAG_MASK;
@@ -2325,18 +2325,6 @@ socketpair (int af, int type, int protocol, int *sb)
}
dev = type == SOCK_STREAM ? stream_dev : dgram_dev;
break;
#if 0 /* FIXME: Given neither BSD nor Linux support anything other than AF_LOCAL
sockets, we deliberately disable AF_INIT socketpairs now and hope for
the best. */
case AF_INET:
if (type != SOCK_STREAM && type != SOCK_DGRAM)
{
set_errno (EINVAL);
goto done;
}
dev = type == SOCK_STREAM ? tcp_dev : udp_dev;
break;
#endif
default:
set_errno (EAFNOSUPPORT);
goto done;
@@ -2360,8 +2348,8 @@ socketpair (int af, int type, int protocol, int *sb)
goto done;
}
fh_in = (fhandler_socket *) build_fh_dev (*dev);
fh_out = (fhandler_socket *) build_fh_dev (*dev);
fh_in = reinterpret_cast<fhandler_socket_local *> (build_fh_dev (*dev));
fh_out = reinterpret_cast<fhandler_socket_local *> (build_fh_dev (*dev));
if (fh_in && fh_out
&& fh_in->socketpair (af, type, protocol, flags, fh_out) == 0)
{