+++ /dev/null
-// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
-// vim: ts=8 sw=2 smarttab
-
-#ifndef LIBRBD_TYPES_H
-#define LIBRBD_TYPES_H
-
-#include "include/types.h"
-#include "cls/rbd/cls_rbd_types.h"
-#include <string>
-
-namespace librbd {
-
-/** @brief Unique identification of a parent in clone relationship.
- * Cloning an image creates a child image that keeps a reference
- * to its parent. This allows copy-on-write images. */
-struct ParentSpec {
- int64_t pool_id;
- std::string image_id;
- snapid_t snap_id;
-
- ParentSpec() : pool_id(-1), snap_id(CEPH_NOSNAP) {
- }
- ParentSpec(int64_t pool_id, std::string image_id, snapid_t snap_id)
- : pool_id(pool_id), image_id(image_id), snap_id(snap_id) {
- }
-
- bool operator==(const ParentSpec &other) {
- return ((this->pool_id == other.pool_id) &&
- (this->image_id == other.image_id) &&
- (this->snap_id == other.snap_id));
- }
- bool operator!=(const ParentSpec &other) {
- return !(*this == other);
- }
-};
-
-/// Full information about an image's parent.
-struct ParentInfo {
- /// Identification of the parent.
- ParentSpec spec;
-
- /** @brief Where the portion of data shared with the child image ends.
- * Since images can be resized multiple times, the portion of data shared
- * with the child image is not necessarily min(parent size, child size).
- * If the child image is first shrunk and then enlarged, the common portion
- * will be shorter. */
- uint64_t overlap;
-
- ParentInfo() : overlap(0) {
- }
-};
-
-struct SnapInfo {
- std::string name;
- cls::rbd::SnapshotNamespace snap_namespace;
- uint64_t size;
- ParentInfo parent;
- uint8_t protection_status;
- uint64_t flags;
- utime_t timestamp;
- SnapInfo(std::string _name,
- const cls::rbd::SnapshotNamespace &_snap_namespace,
- uint64_t _size, const ParentInfo &_parent,
- uint8_t _protection_status, uint64_t _flags, utime_t _timestamp)
- : name(_name), snap_namespace(_snap_namespace), size(_size),
- parent(_parent), protection_status(_protection_status), flags(_flags),
- timestamp(_timestamp) {
- }
-};
-
-} // namespace librbd
-
-#endif // LIBRBD_TYPES_H