Holger Hans Peter Freyther | 8df932a | 2010-02-26 20:30:32 +0100 | [diff] [blame] | 1 | /* Generic write queue implementation */ |
| 2 | /* |
| 3 | * (C) 2010 by Holger Hans Peter Freyther |
| 4 | * (C) 2010 by On-Waves |
| 5 | * |
| 6 | * All Rights Reserved |
| 7 | * |
| 8 | * This program is free software; you can redistribute it and/or modify |
| 9 | * it under the terms of the GNU General Public License as published by |
| 10 | * the Free Software Foundation; either version 2 of the License, or |
| 11 | * (at your option) any later version. |
| 12 | * |
| 13 | * This program is distributed in the hope that it will be useful, |
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | * GNU General Public License for more details. |
| 17 | * |
| 18 | * You should have received a copy of the GNU General Public License along |
| 19 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 20 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| 21 | * |
| 22 | */ |
| 23 | #ifndef write_queue_h |
| 24 | #define write_queue_h |
| 25 | |
| 26 | #include "select.h" |
| 27 | #include "msgb.h" |
| 28 | |
| 29 | struct write_queue { |
| 30 | struct bsc_fd bfd; |
| 31 | unsigned int max_length; |
| 32 | unsigned int current_length; |
| 33 | |
| 34 | struct llist_head msg_queue; |
| 35 | |
| 36 | int (*read_cb)(struct bsc_fd *fd); |
| 37 | int (*write_cb)(struct bsc_fd *fd, struct msgb *msg); |
Holger Hans Peter Freyther | 4052c81 | 2010-04-08 10:58:20 +0200 | [diff] [blame] | 38 | int (*except_cb)(struct bsc_fd *fd); |
Holger Hans Peter Freyther | 8df932a | 2010-02-26 20:30:32 +0100 | [diff] [blame] | 39 | }; |
| 40 | |
| 41 | void write_queue_init(struct write_queue *queue, int max_length); |
Holger Hans Peter Freyther | 99a263f | 2010-03-26 09:20:22 +0100 | [diff] [blame] | 42 | void write_queue_clear(struct write_queue *queue); |
Holger Hans Peter Freyther | 8df932a | 2010-02-26 20:30:32 +0100 | [diff] [blame] | 43 | int write_queue_enqueue(struct write_queue *queue, struct msgb *data); |
Holger Hans Peter Freyther | a49951f | 2010-03-05 19:42:09 +0100 | [diff] [blame] | 44 | int write_queue_bfd_cb(struct bsc_fd *fd, unsigned int what); |
Holger Hans Peter Freyther | 8df932a | 2010-02-26 20:30:32 +0100 | [diff] [blame] | 45 | |
| 46 | #endif |