fdset.h revision 51d122af23533b0b8318911c4fc8b128ad8eafb7
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
#pragma once
/***
This file is part of systemd.
Copyright 2010 Lennart Poettering
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include "set.h"
#include "util.h"
typedef struct FDSet FDSet;
FDSet* fdset_new(void);
void fdset_free(FDSet *s);
int fdset_put(FDSet *s, int fd);
int fdset_put_dup(FDSet *s, int fd);
bool fdset_contains(FDSet *s, int fd);
int fdset_remove(FDSet *s, int fd);
int fdset_new_fill(FDSet **_s);
int fdset_new_listen_fds(FDSet **_s, bool unset);
int fdset_cloexec(FDSet *fds, bool b);
int fdset_close_others(FDSet *fds);
unsigned fdset_size(FDSet *fds);
int fdset_iterate(FDSet *s, Iterator *i);
#define FDSET_FOREACH(fd, fds, i) \
for ((i) = ITERATOR_FIRST, (fd) = fdset_iterate((fds), &(i)); (fd) >= 0; (fd) = fdset_iterate((fds), &(i)))
static inline void fdset_freep(FDSet **fds) {
if (*fds)
fdset_free(*fds);
}
#define _cleanup_fdset_free_ _cleanup_(fdset_freep)