era_check, era_dump

era/metadata.h

@@ -0,0 +1,47 @@
+#ifndef ERA_METADATA_H
+#define ERA_METADATA_H
+
+#include "base/endian_utils.h"
+
+#include "persistent-data/block.h"
+#include "persistent-data/data-structures/array.h"
+#include "persistent-data/data-structures/bitset.h"
+#include "persistent-data/space-maps/disk.h"
+#include "persistent-data/transaction_manager.h"
+
+#include "era/superblock.h"
+#include "era/bloom_tree.h"
+#include "era/era_array.h"
+
+//----------------------------------------------------------------
+
+namespace era {
+	class metadata {
+	public:
+		enum open_type {
+			CREATE,
+			OPEN
+		};
+
+		typedef block_manager<>::read_ref read_ref;
+		typedef block_manager<>::write_ref write_ref;
+		typedef boost::shared_ptr<metadata> ptr;
+
+		metadata(block_manager<>::ptr bm, open_type ot);
+		void commit(bool clean_shutdown = true);
+
+		typedef persistent_data::transaction_manager tm;
+		tm::ptr tm_;
+		superblock sb_;
+		checked_space_map::ptr metadata_sm_;
+		bloom_tree::ptr bloom_tree_;
+		era_array::ptr era_array_;
+
+	private:
+		void open_metadata(block_manager<>::ptr bm);
+	};
+};
+
+//----------------------------------------------------------------
+
+#endif