59 lines
2.1 KiB
C
59 lines
2.1 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 _TD_BUILDINS_H_
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#define _TD_BUILDINS_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "functionMgtInt.h"
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typedef int32_t (*FTranslateFunc)(SFunctionNode* pFunc, char* pErrBuf, int32_t len);
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typedef EFuncDataRequired (*FFuncDataRequired)(SFunctionNode* pFunc, STimeWindow* pTimeWindow);
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typedef int32_t (*FCreateMergeFuncParameters)(SNodeList* pRawParameters, SNode* pPartialRes, SNodeList** pParameters);
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typedef EFuncDataRequired (*FFuncDynDataRequired)(void* pRes, STimeWindow* pTimeWindow);
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typedef EFuncReturnRows (*FEstimateReturnRows)(SFunctionNode* pFunc);
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typedef struct SBuiltinFuncDefinition {
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const char* name;
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EFunctionType type;
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uint64_t classification;
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FTranslateFunc translateFunc;
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FFuncDataRequired dataRequiredFunc;
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FFuncDynDataRequired dynDataRequiredFunc;
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FExecGetEnv getEnvFunc;
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FExecInit initFunc;
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FExecProcess processFunc;
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FScalarExecProcess sprocessFunc;
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FExecFinalize finalizeFunc;
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FExecProcess invertFunc;
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FExecCombine combineFunc;
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const char* pPartialFunc;
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const char* pMergeFunc;
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FCreateMergeFuncParameters createMergeParaFuc;
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FEstimateReturnRows estimateReturnRowsFunc;
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} SBuiltinFuncDefinition;
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extern const SBuiltinFuncDefinition funcMgtBuiltins[];
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extern const int32_t funcMgtBuiltinsNum;
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#ifdef __cplusplus
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}
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#endif
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#endif /*_TD_BUILDINS_H_*/
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