1 files changed, 49 insertions, 0 deletions
diff --git a/src/include/access/tidstore.h b/src/include/access/tidstore.h
new file mode 100644
index 00000000000..8cf4e94f123
--- /dev/null
+++ b/src/include/access/tidstore.h
@@ -0,0 +1,49 @@
+/*-------------------------------------------------------------------------
+ *
+ * tidstore.h
+ *	  TidStore interface.
+ *
+ *
+ * Portions Copyright (c) 1996-2024, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1994, Regents of the University of California
+ *
+ * src/include/access/tidstore.h
+ *
+ *-------------------------------------------------------------------------
+ */
+#ifndef TIDSTORE_H
+#define TIDSTORE_H
+
+#include "storage/itemptr.h"
+#include "utils/dsa.h"
+
+typedef struct TidStore TidStore;
+typedef struct TidStoreIter TidStoreIter;
+
+/* Result struct for TidStoreIterateNext */
+typedef struct TidStoreIterResult
+{
+	BlockNumber blkno;
+	int			max_offset;
+	int			num_offsets;
+	OffsetNumber *offsets;
+} TidStoreIterResult;
+
+extern TidStore *TidStoreCreate(size_t max_bytes, dsa_area *dsa,
+								int tranche_id);
+extern TidStore *TidStoreAttach(dsa_area *dsa, dsa_pointer rt_dp);
+extern void TidStoreDetach(TidStore *ts);
+extern void TidStoreLockExclusive(TidStore *ts);
+extern void TidStoreLockShare(TidStore *ts);
+extern void TidStoreUnlock(TidStore *ts);
+extern void TidStoreDestroy(TidStore *ts);
+extern void TidStoreSetBlockOffsets(TidStore *ts, BlockNumber blkno, OffsetNumber *offsets,
+									int num_offsets);
+extern bool TidStoreIsMember(TidStore *ts, ItemPointer tid);
+extern TidStoreIter *TidStoreBeginIterate(TidStore *ts);
+extern TidStoreIterResult *TidStoreIterateNext(TidStoreIter *iter);
+extern void TidStoreEndIterate(TidStoreIter *iter);
+extern size_t TidStoreMemoryUsage(TidStore *ts);
+extern dsa_pointer TidStoreGetHandle(TidStore *ts);
+
+#endif							/* TIDSTORE_H */