79 lines
1.7 KiB
C
79 lines
1.7 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_INDEX_FST_REGEX_H_
|
|
#define _TD_INDEX_FST_REGEX_H_
|
|
|
|
//#include "indexFstDfa.h"
|
|
#include "taos.h"
|
|
#include "tarray.h"
|
|
#include "tchecksum.h"
|
|
#include "thash.h"
|
|
#include "tlog.h"
|
|
#include "tutil.h"
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
typedef enum { MATCH, JUMP, SPLIT, RANGE } InstType;
|
|
|
|
typedef struct MatchValue {
|
|
#ifdef WINDOWS
|
|
size_t avoidCompilationErrors;
|
|
#endif
|
|
} MatchValue;
|
|
typedef struct JumpValue {
|
|
uint32_t step;
|
|
} JumpValue;
|
|
|
|
typedef struct SplitValue {
|
|
uint32_t len1;
|
|
uint32_t len2;
|
|
} SplitValue;
|
|
|
|
typedef struct RangeValue {
|
|
uint8_t start;
|
|
uint8_t end;
|
|
} RangeValue;
|
|
|
|
typedef struct {
|
|
InstType ty;
|
|
union {
|
|
MatchValue mv;
|
|
JumpValue jv;
|
|
SplitValue sv;
|
|
RangeValue rv;
|
|
};
|
|
} Inst;
|
|
|
|
typedef struct {
|
|
char *orig;
|
|
void *dfa;
|
|
} FstRegex;
|
|
|
|
FstRegex *regexCreate(const char *str);
|
|
|
|
uint32_t regexAutomStart(FstRegex *regex);
|
|
bool regexAutomIsMatch(FstRegex *regex, uint32_t state);
|
|
bool regexAutomCanMatch(FstRegex *regex, uint32_t state, bool null);
|
|
bool regexAutomAccept(FstRegex *regex, uint32_t state, uint8_t byte, uint32_t *result);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif
|