projects / mirror_qemu.git / blame
| Commit | Line | Data |
|---|---|---|
| f24bb728 MAL |
1 | /* |
| 2 | * QEMU vhost-user backend | |
| 3 | * | |
| 4 | * Copyright (C) 2018 Red Hat Inc | |
| 5 | * | |
| 6 | * Authors: | |
| 7 | * Marc-André Lureau <marcandre.lureau@redhat.com> | |
| 8 | * | |
| 9 | * This work is licensed under the terms of the GNU GPL, version 2 or later. | |
| 10 | * See the COPYING file in the top-level directory. | |
| 11 | */ | |
| 12 | #ifndef QEMU_VHOST_USER_BACKEND_H | |
| 13 | #define QEMU_VHOST_USER_BACKEND_H | |
| 14 | ||
| 15 | #include "qom/object.h" | |
| 16 | #include "exec/memory.h" | |
| 17 | #include "qemu/option.h" | |
| 18 | #include "qemu/bitmap.h" | |
| 19 | #include "hw/virtio/vhost.h" | |
| 20 | #include "hw/virtio/vhost-user.h" | |
| 21 | #include "chardev/char-fe.h" | |
| 22 | #include "io/channel.h" | |
| 23 | ||
| 24 | #define TYPE_VHOST_USER_BACKEND "vhost-user-backend" | |
| 25 | #define VHOST_USER_BACKEND(obj) \ | |
| 26 | OBJECT_CHECK(VhostUserBackend, (obj), TYPE_VHOST_USER_BACKEND) | |
| 27 | #define VHOST_USER_BACKEND_GET_CLASS(obj) \ | |
| 28 | OBJECT_GET_CLASS(VhostUserBackendClass, (obj), TYPE_VHOST_USER_BACKEND) | |
| 29 | #define VHOST_USER_BACKEND_CLASS(klass) \ | |
| 30 | OBJECT_CLASS_CHECK(VhostUserBackendClass, (klass), TYPE_VHOST_USER_BACKEND) | |
| 31 | ||
| 32 | typedef struct VhostUserBackend VhostUserBackend; | |
| 33 | typedef struct VhostUserBackendClass VhostUserBackendClass; | |
| 34 | ||
| 35 | struct VhostUserBackendClass { | |
| 36 | ObjectClass parent_class; | |
| 37 | }; | |
| 38 | ||
| 39 | struct VhostUserBackend { | |
| 40 | /* private */ | |
| 41 | Object parent; | |
| 42 | ||
| 43 | char *chr_name; | |
| 44 | CharBackend chr; | |
| 45 | VhostUserState vhost_user; | |
| 46 | struct vhost_dev dev; | |
| 47 | VirtIODevice *vdev; | |
| 48 | bool started; | |
| 49 | bool completed; | |
| 50 | }; | |
| 51 | ||
| 52 | int vhost_user_backend_dev_init(VhostUserBackend *b, VirtIODevice *vdev, | |
| 53 | unsigned nvqs, Error **errp); | |
| 54 | void vhost_user_backend_start(VhostUserBackend *b); | |
| 55 | void vhost_user_backend_stop(VhostUserBackend *b); | |
| 56 | ||
| 57 | #endif |