snapshot.h (1982B)
1 /* 2 * QEMU snapshots 3 * 4 * Copyright (c) 2004-2008 Fabrice Bellard 5 * Copyright (c) 2009-2015 Red Hat Inc 6 * 7 * Authors: 8 * Juan Quintela <quintela@redhat.com> 9 * 10 * 11 * This work is licensed under the terms of the GNU GPL, version 2 or later. 12 * See the COPYING file in the top-level directory. 13 */ 14 15 #ifndef QEMU_MIGRATION_SNAPSHOT_H 16 #define QEMU_MIGRATION_SNAPSHOT_H 17 18 #include "qapi/qapi-builtin-types.h" 19 20 /** 21 * save_snapshot: Save an internal snapshot. 22 * @name: name of internal snapshot 23 * @overwrite: replace existing snapshot with @name 24 * @vmstate: blockdev node name to store VM state in 25 * @has_devices: whether to use explicit device list 26 * @devices: explicit device list to snapshot 27 * @errp: pointer to error object 28 * On success, return %true. 29 * On failure, store an error through @errp and return %false. 30 */ 31 bool save_snapshot(const char *name, bool overwrite, 32 const char *vmstate, 33 bool has_devices, strList *devices, 34 Error **errp); 35 36 /** 37 * load_snapshot: Load an internal snapshot. 38 * @name: name of internal snapshot 39 * @vmstate: blockdev node name to load VM state from 40 * @has_devices: whether to use explicit device list 41 * @devices: explicit device list to snapshot 42 * @errp: pointer to error object 43 * On success, return %true. 44 * On failure, store an error through @errp and return %false. 45 */ 46 bool load_snapshot(const char *name, 47 const char *vmstate, 48 bool has_devices, strList *devices, 49 Error **errp); 50 51 /** 52 * delete_snapshot: Delete a snapshot. 53 * @name: path to snapshot 54 * @has_devices: whether to use explicit device list 55 * @devices: explicit device list to snapshot 56 * @errp: pointer to error object 57 * On success, return %true. 58 * On failure, store an error through @errp and return %false. 59 */ 60 bool delete_snapshot(const char *name, 61 bool has_devices, strList *devices, 62 Error **errp); 63 64 #endif