Home | History | Annotate | Line # | Download | only in import
socket.c revision 1.1.1.1 
      1 /* socket.c --- wrappers for Windows socket function
      2 
      3    Copyright (C) 2008-2022 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 }
     54