1 /* getsockname.c --- wrappers for Windows getsockname function
2 
3    Copyright (C) 2008-2021 Free Software Foundation, Inc.
4 
5    This program is free software: you can redistribute it and/or modify
6    it under the terms of the GNU General Public License as published by
7    the Free Software Foundation; either version 3 of the License, or
8    (at your option) any later version.
9 
10    This program 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 General Public License for more details.
14 
15    You should have received a copy of the GNU 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 #undef getsockname
30 
31 int
rpl_getsockname(int fd,struct sockaddr * addr,socklen_t * addrlen)32 rpl_getsockname (int fd, struct sockaddr *addr, socklen_t *addrlen)
33 {
34   SOCKET sock = FD_TO_SOCKET (fd);
35 
36   if (sock == INVALID_SOCKET)
37     {
38       errno = EBADF;
39       return -1;
40     }
41   else
42     {
43       int r = getsockname (sock, addr, addrlen);
44       if (r < 0)
45         set_winsock_errno ();
46 
47       return r;
48     }
49 }
50