70 lines
1.9 KiB
C
70 lines
1.9 KiB
C
/*
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* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
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*
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* This program is free software: you can use, redistribute, and/or modify
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* it under the terms of the GNU Affero General Public License, version 3
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* or later ("AGPL"), as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __FST_REGISTRY_H__
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#define __FST_REGISTRY_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "indexFstNode.h"
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#include "indexFstUtil.h"
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#include "indexInt.h"
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typedef struct FstRegistryCell {
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CompiledAddr addr;
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FstBuilderNode* node;
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} FstRegistryCell;
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#define FST_REGISTRY_CELL_IS_EMPTY(cell) (cell->addr == NONE_ADDRESS)
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#define FST_REGISTRY_CELL_INSERT(cell, tAddr) \
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do { \
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cell->addr = tAddr; \
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} while (0)
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// typedef struct FstRegistryCache {
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// SArray *cells;
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// uint32_t start;
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// uint32_t end;
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//} FstRegistryCache;
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typedef enum { FOUND, NOTFOUND, REJECTED } FstRegistryEntryState;
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typedef struct FstRegistryEntry {
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FstRegistryEntryState state;
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CompiledAddr addr;
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FstRegistryCell* cell;
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} FstRegistryEntry;
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// Registry relation function
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typedef struct FstRegistry {
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SArray* table; //<FstRegistryCell>
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uint64_t tableSize; // num of rows
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uint64_t mruSize; // num of columns
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} FstRegistry;
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//
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FstRegistry* fstRegistryCreate(uint64_t tableSize, uint64_t mruSize);
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void fstRegistryDestroy(FstRegistry* registry);
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FstRegistryEntry* fstRegistryGetEntry(FstRegistry* registry, FstBuilderNode* bNode);
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void fstRegistryEntryDestroy(FstRegistryEntry* entry);
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#ifdef __cplusplus
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}
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#endif
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#endif
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