117 lines
4.9 KiB
C
117 lines
4.9 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 _TD_UTIL_COMPARE_H_
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#define _TD_UTIL_COMPARE_H_
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#include "os.h"
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#include "taos.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define TSDB_PATTERN_MATCH 0
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#define TSDB_PATTERN_NOMATCH 1
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#define TSDB_PATTERN_NOWILDCARDMATCH 2
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#define TSDB_PATTERN_STRING_DEFAULT_LEN 100
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#define TSDB_REGEX_STRING_DEFAULT_LEN 128
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#define FLT_COMPAR_TOL_FACTOR 4
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#define FLT_EQUAL(_x, _y) (fabs((_x) - (_y)) <= (FLT_COMPAR_TOL_FACTOR * FLT_EPSILON))
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#define FLT_GREATER(_x, _y) (!FLT_EQUAL((_x), (_y)) && ((_x) > (_y)))
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#define FLT_LESS(_x, _y) (!FLT_EQUAL((_x), (_y)) && ((_x) < (_y)))
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#define FLT_GREATEREQUAL(_x, _y) (FLT_EQUAL((_x), (_y)) || ((_x) > (_y)))
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#define FLT_LESSEQUAL(_x, _y) (FLT_EQUAL((_x), (_y)) || ((_x) < (_y)))
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#define PATTERN_COMPARE_INFO_INITIALIZER \
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{ '%', '_' }
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typedef struct SPatternCompareInfo {
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char matchAll; // symbol for match all wildcard, default: '%'
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char matchOne; // symbol for match one wildcard, default: '_'
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} SPatternCompareInfo;
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int32_t patternMatch(const char *pattern, const char *str, size_t size, const SPatternCompareInfo *pInfo);
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int32_t WCSPatternMatch(const TdUcs4 *pattern, const TdUcs4 *str, size_t size, const SPatternCompareInfo *pInfo);
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int32_t taosArrayCompareString(const void *a, const void *b);
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int32_t setChkInBytes1(const void *pLeft, const void *pRight);
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int32_t setChkInBytes2(const void *pLeft, const void *pRight);
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int32_t setChkInBytes4(const void *pLeft, const void *pRight);
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int32_t setChkInBytes8(const void *pLeft, const void *pRight);
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int32_t setChkNotInBytes1(const void *pLeft, const void *pRight);
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int32_t setChkNotInBytes2(const void *pLeft, const void *pRight);
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int32_t setChkNotInBytes4(const void *pLeft, const void *pRight);
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int32_t setChkNotInBytes8(const void *pLeft, const void *pRight);
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int32_t compareChkInString(const void *pLeft, const void *pRight);
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int32_t compareChkNotInString(const void *pLeft, const void *pRight);
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int32_t compareInt8Val(const void *pLeft, const void *pRight);
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int32_t compareInt16Val(const void *pLeft, const void *pRight);
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int32_t compareInt32Val(const void *pLeft, const void *pRight);
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int32_t compareInt64Val(const void *pLeft, const void *pRight);
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int32_t compareUint8Val(const void *pLeft, const void *pRight);
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int32_t compareUint16Val(const void *pLeft, const void *pRight);
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int32_t compareUint32Val(const void *pLeft, const void *pRight);
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int32_t compareUint64Val(const void *pLeft, const void *pRight);
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int32_t compareFloatVal(const void *pLeft, const void *pRight);
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int32_t compareDoubleVal(const void *pLeft, const void *pRight);
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int32_t compareLenPrefixedStr(const void *pLeft, const void *pRight);
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int32_t compareLenPrefixedWStr(const void *pLeft, const void *pRight);
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int32_t compareStrRegexComp(const void *pLeft, const void *pRight);
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int32_t compareStrRegexCompMatch(const void *pLeft, const void *pRight);
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int32_t compareStrRegexCompNMatch(const void *pLeft, const void *pRight);
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int32_t compareInt8ValDesc(const void *pLeft, const void *pRight);
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int32_t compareInt16ValDesc(const void *pLeft, const void *pRight);
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int32_t compareInt32ValDesc(const void *pLeft, const void *pRight);
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int32_t compareInt64ValDesc(const void *pLeft, const void *pRight);
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int32_t compareFloatValDesc(const void *pLeft, const void *pRight);
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int32_t compareDoubleValDesc(const void *pLeft, const void *pRight);
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int32_t compareUint8ValDesc(const void *pLeft, const void *pRight);
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int32_t compareUint16ValDesc(const void *pLeft, const void *pRight);
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int32_t compareUint32ValDesc(const void *pLeft, const void *pRight);
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int32_t compareUint64ValDesc(const void *pLeft, const void *pRight);
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int32_t compareLenPrefixedStrDesc(const void *pLeft, const void *pRight);
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int32_t compareLenPrefixedWStrDesc(const void *pLeft, const void *pRight);
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int32_t compareStrPatternMatch(const void *pLeft, const void *pRight);
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int32_t compareStrPatternNotMatch(const void *pLeft, const void *pRight);
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int32_t compareWStrPatternMatch(const void *pLeft, const void *pRight);
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int32_t compareWStrPatternNotMatch(const void *pLeft, const void *pRight);
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__compar_fn_t getComparFunc(int32_t type, int32_t optr);
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__compar_fn_t getKeyComparFunc(int32_t keyType, int32_t order);
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int32_t doCompare(const char *a, const char *b, int32_t type, size_t size);
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#ifdef __cplusplus
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}
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#endif
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#endif /*_TD_UTIL_COMPARE_H_*/
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