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fd_util.h
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/*
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* Copyright (C) 2003-2010 The Music Player Daemon Project
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* http://www.musicpd.org
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* This library provides easy helper functions for working with file
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* descriptors. It has wrappers for taking advantage of Linux 2.6
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* specific features like O_CLOEXEC.
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*
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*/
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#ifndef FD_UTIL_H
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#define FD_UTIL_H
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#include "
check.h
"
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#include <stdbool.h>
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#include <stddef.h>
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#ifndef WIN32
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#if !defined(_GNU_SOURCE) && (defined(HAVE_PIPE2) || defined(HAVE_ACCEPT4))
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#define _GNU_SOURCE
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#endif
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#include <sys/types.h>
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#endif
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struct
sockaddr;
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int
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dup_cloexec
(
int
oldfd);
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int
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open_cloexec
(
const
char
*path_fs,
int
flags,
int
mode);
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int
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pipe_cloexec
(
int
fd[2]);
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int
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pipe_cloexec_nonblock
(
int
fd[2]);
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#ifndef WIN32
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int
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socketpair_cloexec
(
int
domain,
int
type,
int
protocol,
int
sv[2]);
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#endif
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int
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socket_cloexec_nonblock
(
int
domain,
int
type,
int
protocol);
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int
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accept_cloexec_nonblock
(
int
fd,
struct
sockaddr *address,
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size_t
*address_length_r);
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#ifndef WIN32
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struct
msghdr;
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ssize_t
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recvmsg_cloexec
(
int
sockfd,
struct
msghdr *msg,
int
flags);
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#endif
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#ifdef HAVE_INOTIFY_INIT
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int
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inotify_init_cloexec(
void
);
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#endif
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int
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close_socket
(
int
fd);
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#endif
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