Archipelago » qemu

/*

 * Notifier lists

 *

 * Copyright IBM, Corp. 2010

 *

 * Authors:

 *  Anthony Liguori   <aliguori@us.ibm.com>

 *

 * This work is licensed under the terms of the GNU GPL, version 2.  See

 * the COPYING file in the top-level directory.

 *

 */

#ifndef QEMU_NOTIFY_H

#define QEMU_NOTIFY_H

#include "qemu-queue.h"

typedef struct Notifier Notifier;

struct Notifier

{

    void (*notify)(Notifier *notifier, void *data);

    QTAILQ_ENTRY(Notifier) node;

};

typedef struct NotifierList

{

    QTAILQ_HEAD(, Notifier) notifiers;

} NotifierList;

#define NOTIFIER_LIST_INITIALIZER(head) \

    { QTAILQ_HEAD_INITIALIZER((head).notifiers) }

void notifier_list_init(NotifierList *list);

void notifier_list_add(NotifierList *list, Notifier *notifier);

void notifier_list_remove(NotifierList *list, Notifier *notifier);

void notifier_list_notify(NotifierList *list, void *data);

#endif