52 lines
1.2 KiB
C
52 lines
1.2 KiB
C
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#ifndef THIN_DEVICE_CHECKER_H
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#define THIN_DEVICE_CHECKER_H
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#include "persistent-data/data-structures/btree.h"
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#include "persistent-data/range.h"
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#include "thin-provisioning/metadata_disk_structures.h"
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//----------------------------------------------------------------
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namespace thin_provisioning {
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typedef persistent_data::btree<1, device_details_traits> device_tree;
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namespace device_tree_detail {
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class damage_visitor;
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struct damage {
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virtual ~damage() {}
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virtual void visit(damage_visitor &v) const = 0;
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};
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struct missing_devices : public damage {
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missing_devices(std::string const &desc, range<uint64_t> const &keys);
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virtual void visit(damage_visitor &v) const;
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std::string desc_;
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range<uint64_t> keys_;
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};
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class damage_visitor {
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public:
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virtual ~damage_visitor() {}
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void visit(damage const &d) {
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d.visit(*this);
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}
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virtual void visit(btree_path const &path, missing_devices const &d) = 0;
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};
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// FIXME: need to add some more damage types for bad leaf data
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};
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void check_device_tree(device_tree const &tree,
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device_tree_detail::damage_visitor &visitor);
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}
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//----------------------------------------------------------------
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#endif
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