diff options
author | Luke Shumaker <lukeshu@sbcglobal.net> | 2016-10-21 03:00:49 -0400 |
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committer | Luke Shumaker <lukeshu@sbcglobal.net> | 2016-10-21 03:00:49 -0400 |
commit | 623f13d8198b83df890f014b1d27255f4d78f35b (patch) | |
tree | a38236004dfb3abd99952585638e6141513eaa8c /src/libsystemd-shared/include/systemd-shared/fdset.h | |
parent | be6cdcb499515a8dc200440f9c0f95d16edbaa2d (diff) |
wip
Diffstat (limited to 'src/libsystemd-shared/include/systemd-shared/fdset.h')
-rw-r--r-- | src/libsystemd-shared/include/systemd-shared/fdset.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/src/libsystemd-shared/include/systemd-shared/fdset.h b/src/libsystemd-shared/include/systemd-shared/fdset.h new file mode 100644 index 0000000000..0b2a9926e3 --- /dev/null +++ b/src/libsystemd-shared/include/systemd-shared/fdset.h @@ -0,0 +1,58 @@ +#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 <stdbool.h> + +#include "systemd-basic/hashmap.h" +#include "systemd-basic/macro.h" +#include "systemd-basic/set.h" + +typedef struct FDSet FDSet; + +FDSet* fdset_new(void); +FDSet* 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_array(FDSet **ret, const int *fds, unsigned n_fds); +int fdset_new_fill(FDSet **ret); +int fdset_new_listen_fds(FDSet **ret, bool unset); + +int fdset_cloexec(FDSet *fds, bool b); + +int fdset_close_others(FDSet *fds); + +unsigned fdset_size(FDSet *fds); +bool fdset_isempty(FDSet *fds); + +int fdset_iterate(FDSet *s, Iterator *i); + +int fdset_steal_first(FDSet *fds); + +#define FDSET_FOREACH(fd, fds, i) \ + for ((i) = ITERATOR_FIRST, (fd) = fdset_iterate((fds), &(i)); (fd) >= 0; (fd) = fdset_iterate((fds), &(i))) + +DEFINE_TRIVIAL_CLEANUP_FUNC(FDSet*, fdset_free); +#define _cleanup_fdset_free_ _cleanup_(fdset_freep) |