1 /* socket.c --- wrappers for Windows socket function 2 3 Copyright (C) 2008-2021 Free Software Foundation, Inc. 4 5 This file is free software: you can redistribute it and/or modify 6 it under the terms of the GNU Lesser General Public License as 7 published by the Free Software Foundation; either version 2.1 of the 8 License, or (at your option) any later version. 9 10 This file is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 GNU Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public License 16 along with this program. If not, see <https://www.gnu.org/licenses/>. */ 17 18 /* Written by Paolo Bonzini */ 19 20 #include <config.h> 21 22 #define WIN32_LEAN_AND_MEAN 23 /* Get winsock2.h. */ 24 #include <sys/socket.h> 25 26 /* Get set_winsock_errno, FD_TO_SOCKET etc. */ 27 #include "w32sock.h" 28 29 #include "sockets.h" 30 31 /* Don't assume that UNICODE is defined. */ 32 #undef WSASocket 33 #define WSASocket WSASocketW 34 35 int 36 rpl_socket (int domain, int type, int protocol) /* */ 37 { 38 SOCKET fh; 39 40 gl_sockets_startup (SOCKETS_1_1); 41 42 /* We have to use WSASocket() to create non-overlapped IO sockets. 43 Overlapped IO sockets cannot be used with read/write. */ 44 fh = WSASocket (domain, type, protocol, NULL, 0, 0); 45 46 if (fh == INVALID_SOCKET) 47 { 48 set_winsock_errno (); 49 return -1; 50 } 51 else 52 return SOCKET_TO_FD (fh); 53 }