Anthony Liguori | d1e70c5 | 2010-03-09 13:16:14 -0600 | [diff] [blame] | 1 | /* |
| 2 | * Notifier lists |
| 3 | * |
| 4 | * Copyright IBM, Corp. 2010 |
| 5 | * |
| 6 | * Authors: |
| 7 | * Anthony Liguori <aliguori@us.ibm.com> |
| 8 | * |
| 9 | * This work is licensed under the terms of the GNU GPL, version 2. See |
| 10 | * the COPYING file in the top-level directory. |
| 11 | * |
| 12 | */ |
| 13 | |
| 14 | #ifndef QEMU_NOTIFY_H |
| 15 | #define QEMU_NOTIFY_H |
| 16 | |
| 17 | #include "qemu-queue.h" |
| 18 | |
| 19 | typedef struct Notifier Notifier; |
| 20 | |
| 21 | struct Notifier |
| 22 | { |
Jan Kiszka | 9e8dd45 | 2011-06-20 14:06:26 +0200 | [diff] [blame] | 23 | void (*notify)(Notifier *notifier, void *data); |
Anthony Liguori | d1e70c5 | 2010-03-09 13:16:14 -0600 | [diff] [blame] | 24 | QTAILQ_ENTRY(Notifier) node; |
| 25 | }; |
| 26 | |
| 27 | typedef struct NotifierList |
| 28 | { |
| 29 | QTAILQ_HEAD(, Notifier) notifiers; |
| 30 | } NotifierList; |
| 31 | |
| 32 | #define NOTIFIER_LIST_INITIALIZER(head) \ |
| 33 | { QTAILQ_HEAD_INITIALIZER((head).notifiers) } |
| 34 | |
| 35 | void notifier_list_init(NotifierList *list); |
| 36 | |
| 37 | void notifier_list_add(NotifierList *list, Notifier *notifier); |
| 38 | |
| 39 | void notifier_list_remove(NotifierList *list, Notifier *notifier); |
| 40 | |
Jan Kiszka | 9e8dd45 | 2011-06-20 14:06:26 +0200 | [diff] [blame] | 41 | void notifier_list_notify(NotifierList *list, void *data); |
Anthony Liguori | d1e70c5 | 2010-03-09 13:16:14 -0600 | [diff] [blame] | 42 | |
| 43 | #endif |