bef7e9e2c7
Make snapshot deletion consistent with the snapshot save and load commands by using a wrapper around the blockdev layer. The main difference is that we get upfront validation of the passed in device list (if any). Reviewed-by: Eric Blake <eblake@redhat.com> Signed-off-by: Daniel P. Berrangé <berrange@redhat.com> Message-Id: <20210204124834.774401-10-berrange@redhat.com> Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
65 lines
1.9 KiB
C
65 lines
1.9 KiB
C
/*
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* QEMU snapshots
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*
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* Copyright (c) 2004-2008 Fabrice Bellard
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* Copyright (c) 2009-2015 Red Hat Inc
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*
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* Authors:
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* Juan Quintela <quintela@redhat.com>
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*
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*/
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#ifndef QEMU_MIGRATION_SNAPSHOT_H
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#define QEMU_MIGRATION_SNAPSHOT_H
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#include "qapi/qapi-builtin-types.h"
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/**
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* save_snapshot: Save an internal snapshot.
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* @name: name of internal snapshot
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* @overwrite: replace existing snapshot with @name
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* @vmstate: blockdev node name to store VM state in
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* @has_devices: whether to use explicit device list
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* @devices: explicit device list to snapshot
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* @errp: pointer to error object
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* On success, return %true.
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* On failure, store an error through @errp and return %false.
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*/
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bool save_snapshot(const char *name, bool overwrite,
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const char *vmstate,
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bool has_devices, strList *devices,
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Error **errp);
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/**
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* load_snapshot: Load an internal snapshot.
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* @name: name of internal snapshot
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* @vmstate: blockdev node name to load VM state from
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* @has_devices: whether to use explicit device list
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* @devices: explicit device list to snapshot
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* @errp: pointer to error object
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* On success, return %true.
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* On failure, store an error through @errp and return %false.
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*/
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bool load_snapshot(const char *name,
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const char *vmstate,
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bool has_devices, strList *devices,
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Error **errp);
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/**
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* delete_snapshot: Delete a snapshot.
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* @name: path to snapshot
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* @has_devices: whether to use explicit device list
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* @devices: explicit device list to snapshot
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* @errp: pointer to error object
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* On success, return %true.
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* On failure, store an error through @errp and return %false.
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*/
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bool delete_snapshot(const char *name,
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bool has_devices, strList *devices,
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Error **errp);
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#endif
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