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+/* socket.c --- wrappers for Windows socket function
+
+ Copyright (C) 2008-2022 Free Software Foundation, Inc.
+
+ This file is free software: you can redistribute it and/or modify
+ it under the terms of the GNU Lesser General Public License as
+ published by the Free Software Foundation; either version 2.1 of the
+ License, or (at your option) any later version.
+
+ This file is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with this program. If not, see <https://www.gnu.org/licenses/>. */
+
+/* Written by Paolo Bonzini */
+
+#include <config.h>
+
+#define WIN32_LEAN_AND_MEAN
+/* Get winsock2.h. */
+#include <sys/socket.h>
+
+/* Get set_winsock_errno, FD_TO_SOCKET etc. */
+#include "w32sock.h"
+
+#include "sockets.h"
+
+/* Don't assume that UNICODE is defined. */
+#undef WSASocket
+#define WSASocket WSASocketW
+
+int
+rpl_socket (int domain, int type, int protocol)
+{
+ SOCKET fh;
+
+ gl_sockets_startup (SOCKETS_1_1);
+
+ /* We have to use WSASocket() to create non-overlapped IO sockets.
+ Overlapped IO sockets cannot be used with read/write. */
+ fh = WSASocket (domain, type, protocol, NULL, 0, 0);
+
+ if (fh == INVALID_SOCKET)
+ {
+ set_winsock_errno ();
+ return -1;
+ }
+ else
+ return SOCKET_TO_FD (fh);
+}