| 1 | /* |
| 2 | * Copyright (c) 2018 Citrix Systems Inc. |
| 3 | * |
| 4 | * This work is licensed under the terms of the GNU GPL, version 2 or later. |
| 5 | * See the COPYING file in the top-level directory. |
| 6 | */ |
| 7 | |
| 8 | #ifndef HW_XEN_BACKEND_H |
| 9 | #define HW_XEN_BACKEND_H |
| 10 | |
| 11 | #include "hw/xen/xen-bus.h" |
| 12 | |
| 13 | typedef struct XenBackendInstance XenBackendInstance; |
| 14 | |
| 15 | typedef void (*XenBackendDeviceCreate)(XenBackendInstance *backend, |
| 16 | QDict *opts, Error **errp); |
| 17 | typedef void (*XenBackendDeviceDestroy)(XenBackendInstance *backend, |
| 18 | Error **errp); |
| 19 | |
| 20 | typedef struct XenBackendInfo { |
| 21 | const char *type; |
| 22 | XenBackendDeviceCreate create; |
| 23 | XenBackendDeviceDestroy destroy; |
| 24 | } XenBackendInfo; |
| 25 | |
| 26 | XenBus *xen_backend_get_bus(XenBackendInstance *backend); |
| 27 | const char *xen_backend_get_name(XenBackendInstance *backend); |
| 28 | |
| 29 | void xen_backend_set_device(XenBackendInstance *backend, |
| 30 | XenDevice *xendevice); |
| 31 | XenDevice *xen_backend_get_device(XenBackendInstance *backend); |
| 32 | |
| 33 | void xen_backend_register(const XenBackendInfo *info); |
| 34 | const char **xen_backend_get_types(unsigned int *nr); |
| 35 | |
| 36 | bool xen_backend_exists(const char *type, const char *name); |
| 37 | void xen_backend_device_create(XenBus *xenbus, const char *type, |
| 38 | const char *name, QDict *opts, Error **errp); |
| 39 | bool xen_backend_try_device_destroy(XenDevice *xendev, Error **errp); |
| 40 | |
| 41 | #endif /* HW_XEN_BACKEND_H */ |