1/* sendto with error checking.
2 Copyright (C) 2016-2017 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library 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 GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
18
19#include <support/xsocket.h>
20
21#include <stdio.h>
22#include <stdlib.h>
23#include <support/check.h>
24
25void
26xsendto (int fd, const void *buf, size_t buflen, int flags,
27 const struct sockaddr *sa, socklen_t salen)
28{
29 ssize_t ret = sendto (fd, buf, buflen, flags, sa, salen);
30 if (ret < 0)
31 FAIL_EXIT1 ("sendto (%d), %zu bytes, family %d: %m",
32 fd, buflen, sa->sa_family);
33 if (ret != buflen)
34 FAIL_EXIT1 ("sendto (%d) sent %zd bytes instead of %zu", fd, ret, buflen);
35}
36