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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-21 11:54:28 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-21 11:54:28 +0000
commite6918187568dbd01842d8d1d2c808ce16a894239 (patch)
tree64f88b554b444a49f656b6c656111a145cbbaa28 /src/librbd/migration/SnapshotInterface.h
parentInitial commit. (diff)
downloadceph-e6918187568dbd01842d8d1d2c808ce16a894239.tar.xz
ceph-e6918187568dbd01842d8d1d2c808ce16a894239.zip
Adding upstream version 18.2.2.upstream/18.2.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/librbd/migration/SnapshotInterface.h')
-rw-r--r--src/librbd/migration/SnapshotInterface.h48
1 files changed, 48 insertions, 0 deletions
diff --git a/src/librbd/migration/SnapshotInterface.h b/src/librbd/migration/SnapshotInterface.h
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+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#ifndef CEPH_LIBRBD_MIGRATION_SNAPSHOT_INTERFACE_H
+#define CEPH_LIBRBD_MIGRATION_SNAPSHOT_INTERFACE_H
+
+#include "include/buffer_fwd.h"
+#include "include/int_types.h"
+#include "common/zipkin_trace.h"
+#include "librbd/Types.h"
+#include "librbd/io/Types.h"
+#include <string>
+
+struct Context;
+
+namespace librbd {
+
+namespace io {
+struct AioCompletion;
+struct ReadResult;
+} // namespace io
+
+namespace migration {
+
+struct SnapshotInterface {
+ virtual ~SnapshotInterface() {
+ }
+
+ virtual void open(SnapshotInterface* previous_snapshot,
+ Context* on_finish) = 0;
+ virtual void close(Context* on_finish) = 0;
+
+ virtual const SnapInfo& get_snap_info() const = 0;
+
+ virtual void read(io::AioCompletion* aio_comp, io::Extents&& image_extents,
+ io::ReadResult&& read_result, int op_flags, int read_flags,
+ const ZTracer::Trace &parent_trace) = 0;
+
+ virtual void list_snap(io::Extents&& image_extents, int list_snaps_flags,
+ io::SparseExtents* sparse_extents,
+ const ZTracer::Trace &parent_trace,
+ Context* on_finish) = 0;
+};
+
+} // namespace migration
+} // namespace librbd
+
+#endif // CEPH_LIBRBD_MIGRATION_SNAPSHOT_INTERFACE_H