80 lines
2.2 KiB
C
80 lines
2.2 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 __INDEX_FST_AUTAOMATION_H__
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#define __INDEX_FST_AUTAOMATION_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "indexFstUtil.h"
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#include "indexInt.h"
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typedef struct FAutoCtx FAutoCtx;
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typedef enum AutomationType { AUTOMATION_ALWAYS, AUTOMATION_PREFIX, AUTMMATION_MATCH } AutomationType;
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typedef struct StartWith {
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FAutoCtx* autoSelf;
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} StartWith;
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typedef struct Complement {
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FAutoCtx* autoSelf;
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} Complement;
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// automation
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typedef struct FAutoCtx {
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AutomationType type;
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void* stdata;
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char* data;
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} FAutoCtx;
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typedef enum ValueType { FST_INT, FST_CHAR, FST_ARRAY } ValueType;
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typedef enum StartWithStateKind { Done, Running } StartWithStateKind;
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typedef struct StartWithStateValue {
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StartWithStateKind kind;
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ValueType type;
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union {
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int val;
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char* ptr;
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SArray* arr;
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// add more type
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};
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} StartWithStateValue;
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StartWithStateValue* startWithStateValueCreate(StartWithStateKind kind, ValueType ty, void* val);
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StartWithStateValue* startWithStateValueDump(StartWithStateValue* sv);
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void startWithStateValueDestroy(void* sv);
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typedef struct AutomationFunc {
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void* (*start)(FAutoCtx* ctx);
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bool (*isMatch)(FAutoCtx* ctx, void*);
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bool (*canMatch)(FAutoCtx* ctx, void* data);
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bool (*willAlwaysMatch)(FAutoCtx* ctx, void* state);
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void* (*accept)(FAutoCtx* ctx, void* state, uint8_t byte);
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void* (*acceptEof)(FAutoCtx* ct, void* state);
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} AutomationFunc;
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FAutoCtx* automCtxCreate(void* data, AutomationType atype);
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void automCtxDestroy(FAutoCtx* ctx);
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extern AutomationFunc automFuncs[];
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#ifdef __cplusplus
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}
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#endif
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#endif
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