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/*
* Copyright 2003-2016 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "config.h"
#include "SocketUtil.hxx"
#include "SocketAddress.hxx"
#include "SocketError.hxx"
#include "system/fd_util.h"
#include <unistd.h>
#ifdef HAVE_IPV6
#include <string.h>
#endif
int
socket_bind_listen(int domain, int type, int protocol,
SocketAddress address,
int backlog,
Error &error)
{
int fd, ret;
const int reuse = 1;
fd = socket_cloexec_nonblock(domain, type, protocol);
if (fd < 0) {
SetSocketError(error);
error.AddPrefix("Failed to create socket: ");
return -1;
}
ret = setsockopt(fd, SOL_SOCKET, SO_REUSEADDR,
(const char *) &reuse, sizeof(reuse));
if (ret < 0) {
SetSocketError(error);
error.AddPrefix("setsockopt() failed: ");
close_socket(fd);
return -1;
}
ret = bind(fd, address.GetAddress(), address.GetSize());
if (ret < 0) {
SetSocketError(error);
close_socket(fd);
return -1;
}
ret = listen(fd, backlog);
if (ret < 0) {
SetSocketError(error);
error.AddPrefix("listen() failed: ");
close_socket(fd);
return -1;
}
#if defined(HAVE_STRUCT_UCRED) && defined(SO_PASSCRED)
setsockopt(fd, SOL_SOCKET, SO_PASSCRED,
(const char *) &reuse, sizeof(reuse));
#endif
return fd;
}
int
socket_keepalive(int fd)
{
const int reuse = 1;
return setsockopt(fd, SOL_SOCKET, SO_KEEPALIVE,
(const char *)&reuse, sizeof(reuse));
}
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