1 /* recvfrom.c --- wrappers for Windows recvfrom function
3 Copyright (C) 2008 Free Software Foundation, Inc.
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.
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.
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>. */
18 /* Written by Paolo Bonzini */
22 #define WIN32_LEAN_AND_MEAN
24 #include <sys/socket.h>
26 /* Get set_winsock_errno, FD_TO_SOCKET etc. */
32 rpl_recvfrom (int fd, void *buf, int len, int flags, struct sockaddr *from,
35 int frombufsize = *fromlen;
36 SOCKET sock = FD_TO_SOCKET (fd);
37 int r = recvfrom (sock, buf, len, flags, from, fromlen);
42 /* Winsock recvfrom() only returns a valid 'from' when the socket is
43 connectionless. POSIX gives a valid 'from' for all types of sockets. */
44 else if (*fromlen == frombufsize)
45 rpl_getpeername (fd, from, fromlen);