1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
|
/*
* Copyright (c) 2020 Nutanix Inc. All rights reserved.
*
* Authors: Thanos Makatos <thanos@nutanix.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of Nutanix nor the names of its contributors may be
* used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
*/
// FIXME: license header (and SPDX ?) everywhere
#ifndef LIB_VFIO_USER_MIGRATION_H
#define LIB_VFIO_USER_MIGRATION_H
/*
* These are not public routines, but for convenience, they are used by the
* sample/test code as well as privately within libvfio-user.
*/
#include <stddef.h>
#include "libvfio-user.h"
struct migration *
init_migration(const vfu_migration_t * const vfu_migr, int *err);
ssize_t
migration_region_access(vfu_ctx_t *vfu_ctx, char *buf, size_t count,
loff_t pos, bool is_write);
bool
migration_available(vfu_ctx_t *vfu_ctx);
bool
device_is_stopped_and_copying(struct migration *migr);
bool
device_is_stopped(struct migration *migr);
size_t
migration_get_pgsize(struct migration *migr);
int
migration_set_pgsize(struct migration *migr, size_t pgsize);
bool
vfio_migr_state_transition_is_valid(__u32 from, __u32 to);
#endif /* LIB_VFIO_USER_MIGRATION_H */
/* ex: set tabstop=4 shiftwidth=4 softtabstop=4 expandtab: */
|