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more TDB

This commit is contained in:
Hongze Cheng 2022-03-03 10:12:09 +00:00
parent 9a8f0b8dcc
commit d622916529
2 changed files with 11 additions and 0 deletions
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6
source/libs/tdb/src/db/tdbBtree.c
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@ -15,6 +15,12 @@
#include "tdbInt.h"
#define TDB_BTREE_ROOT 0x1
#define TDB_BTREE_LEAF 0x2
#define TDB_BTREE_PAGE_IS_ROOT(flags) TDB_FLAG_HAS(flags, TDB_BTREE_ROOT)
#define TDB_BTREE_PAGE_IS_LEAF(flags) TDB_FLAG_HAS(flags, TDB_BTREE_LEAF)
struct SBTree {
SPgno root;
int keyLen;

5
source/libs/tdb/src/inc/tdbInt.h
View File

@ -128,6 +128,11 @@ typedef int (*FKeyComparator)(const void *pKey1, int kLen1, const void *pKey2, i
#define BTREE_MAX_DEPTH 20
#define TDB_FLAG_HAS(flags, flag) (((flags) & (flag)) != 0)
#define TDB_FLAG_NO(flags, flag) ((flags) & (flag) == 0)
#define TDB_FLAG_ADD(flags, flag) ((flags) |= (flag))
#define TDB_FLAG_REMOVE(flags, flag) ((flags) &= (~(flag)))
typedef struct SPager SPager;
typedef struct SPCache SPCache;