Commit 28b8aaeb authored by Howard Chu's avatar Howard Chu Committed by Howard Chu
Browse files

Add mdb_cursor_txn() and mdb_cursor_dbi() for querying the cursor

parent 6e05ca17
......@@ -4700,6 +4700,20 @@ mdb_cursor_close(MDB_cursor *mc)
}
}
MDB_txn *
mdb_cursor_txn(MDB_cursor *mc)
{
if (!mc) return NULL;
return mc->mc_txn;
}
MDB_dbi
mdb_cursor_dbi(MDB_cursor *mc)
{
if (!mc) return 0;
return mc->mc_dbi;
}
/** Replace the key for a node with a new key.
* @param[in] mp The page containing the node to operate on.
* @param[in] indx The index of the node to operate on.
......
......@@ -846,6 +846,18 @@ int mdb_cursor_open(MDB_txn *txn, MDB_dbi dbi, MDB_cursor **cursor);
*/
void mdb_cursor_close(MDB_cursor *cursor);
/** @brief Return the cursor's transaction handle.
*
* @param[in] cursor A cursor handle returned by #mdb_cursor_open()
*/
MDB_txn *mdb_cursor_txn(MDB_cursor *cursor);
/** @brief Return the cursor's database handle.
*
* @param[in] cursor A cursor handle returned by #mdb_cursor_open()
*/
MDB_dbi mdb_cursor_dbi(MDB_cursor *cursor);
/** @brief Retrieve by cursor.
*
* This function retrieves key/data pairs from the database. The address and length
......
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