File:  [Qemu by Fabrice Bellard] / qemu / notify.h
Revision 1.1.1.1 (vendor branch): download - view: text, annotated - select for diffs
Tue Apr 24 18:23:08 2018 UTC (17 months, 4 weeks ago) by root
Branches: qemu, MAIN
CVS tags: qemu0150, qemu0141, qemu0140, qemu0130, HEAD
qemu 0.13.0

/*
 * 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);
    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);

#endif

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