TDengine/include/libs/new-stream/freeBlockMgr.h
2025-06-10 08:55:23 +08:00

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1.3 KiB
C

/*
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3
* or later ("AGPL"), as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _TD_UTIL_FREE_BLOCK_H_
#define _TD_UTIL_FREE_BLOCK_H_
#include "trbtree.h"
typedef struct FreeBlock {
SRBTreeNode node;
int64_t start;
int64_t length;
struct FreeBlock *nextInBucket;
} FreeBlock;
FreeBlock *createFreeBlock(int start, int length);
void destroyFreeBlock(FreeBlock *block);
void insertFreeBlock(SRBTree *tree, FreeBlock *newBlock);
FreeBlock *findBestFitBlock(SRBTree *tree, int requestLength);
FreeBlock *popBestFitBlock(SRBTree *tree, int requestLength);
int32_t compareFreeBlock(const SRBTreeNode *a, const SRBTreeNode *b);
void clearAllFreeBlocks(SRBTree *tree);
#endif // _TD_UTIL_FREE_BLOCK_H_