| 1 | /* |
| 2 | * Copyright (C) 2015 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com> |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify it |
| 5 | * under the terms of the GNU General Public License, version 2 only, as |
| 6 | * published by the Free Software Foundation. |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, but WITHOUT |
| 9 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 10 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 11 | * more details. |
| 12 | * |
| 13 | * You should have received a copy of the GNU General Public License along with |
| 14 | * this program; if not, write to the Free Software Foundation, Inc., 51 |
| 15 | * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| 16 | */ |
| 17 | |
| 18 | #define _GNU_SOURCE |
| 19 | #define _LGPL_SOURCE |
| 20 | #include <common/common.h> |
| 21 | |
| 22 | #include "stream-fd.h" |
| 23 | |
| 24 | struct stream_fd *stream_fd_create(int fd) |
| 25 | { |
| 26 | struct stream_fd *sf; |
| 27 | |
| 28 | sf = zmalloc(sizeof(*sf)); |
| 29 | if (!sf) { |
| 30 | goto end; |
| 31 | } |
| 32 | urcu_ref_init(&sf->ref); |
| 33 | sf->fd = fd; |
| 34 | end: |
| 35 | return sf; |
| 36 | } |
| 37 | |
| 38 | void stream_fd_get(struct stream_fd *sf) |
| 39 | { |
| 40 | urcu_ref_get(&sf->ref); |
| 41 | } |
| 42 | |
| 43 | static void stream_fd_release(struct urcu_ref *ref) |
| 44 | { |
| 45 | struct stream_fd *sf = caa_container_of(ref, struct stream_fd, ref); |
| 46 | int ret; |
| 47 | |
| 48 | ret = close(sf->fd); |
| 49 | if (ret) { |
| 50 | PERROR("Error closing stream FD %d", sf->fd); |
| 51 | } |
| 52 | free(sf); |
| 53 | } |
| 54 | |
| 55 | void stream_fd_put(struct stream_fd *sf) |
| 56 | { |
| 57 | urcu_ref_put(&sf->ref, stream_fd_release); |
| 58 | } |