1/*
2 * QEMU migration miscellaneus exported functions
3 *
4 * Copyright IBM, Corp. 2008
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 MIGRATION_MISC_H
15#define MIGRATION_MISC_H
16
17#include "qemu/notify.h"
18#include "qapi/qapi-types-net.h"
19
20/* migration/ram.c */
21
22typedef enum PrecopyNotifyReason {
23 PRECOPY_NOTIFY_SETUP = 0,
24 PRECOPY_NOTIFY_BEFORE_BITMAP_SYNC = 1,
25 PRECOPY_NOTIFY_AFTER_BITMAP_SYNC = 2,
26 PRECOPY_NOTIFY_COMPLETE = 3,
27 PRECOPY_NOTIFY_CLEANUP = 4,
28 PRECOPY_NOTIFY_MAX = 5,
29} PrecopyNotifyReason;
30
31typedef struct PrecopyNotifyData {
32 enum PrecopyNotifyReason reason;
33 Error **errp;
34} PrecopyNotifyData;
35
36void precopy_infrastructure_init(void);
37void precopy_add_notifier(NotifierWithReturn *n);
38void precopy_remove_notifier(NotifierWithReturn *n);
39int precopy_notify(PrecopyNotifyReason reason, Error **errp);
40void precopy_enable_free_page_optimization(void);
41
42void ram_mig_init(void);
43void qemu_guest_free_page_hint(void *addr, size_t len);
44
45/* migration/block.c */
46
47#ifdef CONFIG_LIVE_BLOCK_MIGRATION
48void blk_mig_init(void);
49#else
50static inline void blk_mig_init(void) {}
51#endif
52
53AnnounceParameters *migrate_announce_params(void);
54/* migration/savevm.c */
55
56void dump_vmstate_json_to_file(FILE *out_fp);
57
58/* migration/migration.c */
59void migration_object_init(void);
60void migration_shutdown(void);
61void qemu_start_incoming_migration(const char *uri, Error **errp);
62bool migration_is_idle(void);
63void add_migration_state_change_notifier(Notifier *notify);
64void remove_migration_state_change_notifier(Notifier *notify);
65bool migration_in_setup(MigrationState *);
66bool migration_has_finished(MigrationState *);
67bool migration_has_failed(MigrationState *);
68/* ...and after the device transmission */
69bool migration_in_postcopy_after_devices(MigrationState *);
70void migration_global_dump(Monitor *mon);
71
72/* migration/block-dirty-bitmap.c */
73void dirty_bitmap_mig_init(void);
74
75#endif
76