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taosdata / TDengine / #4192

30 May 2025 03:55AM UTC coverage: 63.023% (-0.2%) from 63.267%
#4192

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fix:defined col bind in interlace mode (#31246)

157832 of 318864 branches covered (49.5%)

Branch coverage included in aggregate %.

1 of 3 new or added lines in 1 file covered. (33.33%)

2934 existing lines in 172 files now uncovered.

243367 of 317732 relevant lines covered (76.6%)

17346426.62 hits per line

Source File
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84.08
/source/util/src/tarray.c
1
/*
2
 * Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
3
 *
4
 * This program is free software: you can use, redistribute, and/or modify
5
 * it under the terms of the GNU Affero General Public License, version 3
6
 * or later ("AGPL"), as published by the Free Software Foundation.
7
 *
8
 * This program is distributed in the hope that it will be useful, but WITHOUT
9
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10
 * FITNESS FOR A PARTICULAR PURPOSE.
11
 *
12
 * You should have received a copy of the GNU Affero General Public License
13
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
14
 */
15

16
#define _DEFAULT_SOURCE
17
#include "tarray.h"
18
#include "tcoding.h"
19

20
// todo refactor API
21
#define BOUNDARY_SIZE         1024 * 1024 * 1024  // 1G
22
#define BOUNDARY_SMALL_FACTOR 1.2
23
#define BOUNDARY_BIG_FACTOR   2
24

25
SArray* taosArrayInit(size_t size, size_t elemSize) {
960,141,769✔
26
  if (elemSize == 0) {
960,141,769✔
27
    terrno = TSDB_CODE_INVALID_PARA;
1✔
28
    return NULL;
1✔
29
  }
30

31
  if (size < TARRAY_MIN_SIZE) {
960,141,768✔
32
    size = TARRAY_MIN_SIZE;
229,703,279✔
33
  }
34

35
  SArray* pArray = taosMemoryMalloc(sizeof(SArray));
960,141,768✔
36
  if (pArray == NULL) {
960,555,432!
37
    return NULL;
×
38
  }
39

40
  pArray->size = 0;
960,555,432✔
41
  pArray->pData = taosMemoryCalloc(size, elemSize);
960,555,432!
42
  if (pArray->pData == NULL) {
963,788,118!
43
    taosMemoryFree(pArray);
×
44
    return NULL;
×
45
  }
46

47
  pArray->capacity = size;
963,788,118✔
48
  pArray->elemSize = elemSize;
963,788,118✔
49
  return pArray;
963,788,118✔
50
}
51

52
SArray* taosArrayInit_s(size_t elemSize, size_t initialSize) {
2,213,816✔
53
  SArray* pArray = taosMemoryMalloc(sizeof(SArray));
2,213,816!
54
  if (pArray == NULL) {
2,217,836!
55
    return NULL;
×
56
  }
57

58
  pArray->size = initialSize;
2,217,836✔
59
  pArray->pData = taosMemoryCalloc(initialSize, elemSize);
2,217,836!
60
  if (pArray->pData == NULL) {
2,217,831!
61
    taosMemoryFree(pArray);
×
62
    return NULL;
×
63
  }
64

65
  pArray->capacity = initialSize;
2,217,831✔
66
  pArray->elemSize = elemSize;
2,217,831✔
67
  return pArray;
2,217,831✔
68
}
69

70
static int32_t taosArrayResize(SArray* pArray) {
14✔
71
  size_t size = pArray->capacity;
14✔
72
  size = (size << 1u);
14✔
73

74
  void* tmp = taosMemoryRealloc(pArray->pData, size * pArray->elemSize);
14!
75
  if (tmp == NULL) {  // reallocate failed, the original buffer remains
14!
76
    return terrno;
×
77
  }
78

79
  pArray->pData = tmp;
14✔
80
  pArray->capacity = size;
14✔
81

82
  return 0;
14✔
83
}
84

85
int32_t taosArrayEnsureCap(SArray* pArray, size_t newCap) {
2,147,483,647✔
86
  if (newCap > pArray->capacity) {
2,147,483,647✔
87
    float factor = BOUNDARY_BIG_FACTOR;
40,748,155✔
88
    if (newCap * pArray->elemSize > BOUNDARY_SIZE) {
40,748,155!
89
      factor = BOUNDARY_SMALL_FACTOR;
×
90
    }
91

92
    size_t tsize = (pArray->capacity * factor);
40,748,155✔
93
    while (newCap > tsize) {
41,260,066✔
94
      size_t newSize = (tsize * factor);
511,911✔
95
      tsize = (newSize == tsize) ? (tsize + 2) : newSize;
511,911!
96
    }
97

98
    char* p = taosMemoryRealloc(pArray->pData, tsize * pArray->elemSize);
40,748,155✔
99
    if (p == NULL) {
40,790,922!
100
      return terrno;
×
101
    }
102

103
    pArray->pData = p;
40,790,922✔
104
    pArray->capacity = tsize;
40,790,922✔
105
  }
106
  return 0;
2,147,483,647✔
107
}
108

109
void* taosArrayAddBatch(SArray* pArray, const void* pData, int32_t nEles) {
2,147,483,647✔
110
  if (pData == NULL) {
2,147,483,647✔
111
    terrno = TSDB_CODE_INVALID_PARA;
1✔
112
    return NULL;
1✔
113
  }
114

115
  int32_t code = taosArrayEnsureCap(pArray, pArray->size + nEles);
2,147,483,647✔
116
  if (code) {
2,147,483,647!
117
    terrno = code;
×
118
    return NULL;
×
119
  }
120

121
  void* dst = TARRAY_GET_ELEM(pArray, pArray->size);
2,147,483,647✔
122
  memcpy(dst, pData, pArray->elemSize * nEles);
2,147,483,647✔
123

124
  pArray->size += nEles;
2,147,483,647✔
125
  return dst;
2,147,483,647✔
126
}
127

128
void taosArrayRemoveDuplicate(SArray* pArray, __compar_fn_t comparFn, void (*fp)(void*)) {
936,906✔
129
  size_t size = pArray->size;
936,906✔
130
  if (size <= 1) {
936,906✔
131
    return;
931,359✔
132
  }
133

134
  int32_t pos = 0;
5,547✔
135
  for (int32_t i = 1; i < size; ++i) {
627,992✔
136
    char* p1 = taosArrayGet(pArray, pos);
622,445✔
137
    char* p2 = taosArrayGet(pArray, i);
622,445✔
138

139
    if (comparFn(p1, p2) == 0) {
622,445✔
140
      // do nothing
141
    } else {
142
      if (pos + 1 != i) {
525,624✔
143
        void* p = taosArrayGet(pArray, pos + 1);
14,398✔
144
        if (fp != NULL) {
14,398✔
145
          fp(p);
3✔
146
        }
147

148
        taosArraySet(pArray, pos + 1, p2);
14,398✔
149
        memset(TARRAY_GET_ELEM(pArray, i), 0, pArray->elemSize);
14,398✔
150
        pos += 1;
14,398✔
151
      } else {
152
        pos += 1;
511,226✔
153
      }
154
    }
155
  }
156

157
  if (fp != NULL) {
5,547✔
158
    for (int32_t i = pos + 1; i < pArray->size; ++i) {
691✔
159
      void* p = taosArrayGet(pArray, i);
11✔
160
      fp(p);
11✔
161
    }
162
  }
163

164
  pArray->size = pos + 1;
6,182✔
165
}
166

167
void* taosArrayAddAll(SArray* pArray, const SArray* pInput) {
3,392,184✔
168
  if (pInput) {
3,392,184✔
169
    return taosArrayAddBatch(pArray, pInput->pData, (int32_t)taosArrayGetSize(pInput));
3,378,899✔
170
  } else {
171
    terrno = TSDB_CODE_INVALID_PARA;
13,285✔
172
    return NULL;
13,716✔
173
  }
174
}
175

176
void* taosArrayReserve(SArray* pArray, int32_t num) {
1,554,121,081✔
177
  int32_t code = taosArrayEnsureCap(pArray, pArray->size + num);
1,554,121,081✔
178
  if (code) {
1,552,942,752!
179
    terrno = code;
×
180
    return NULL;
×
181
  }
182

183
  void* dst = TARRAY_GET_ELEM(pArray, pArray->size);
1,553,979,791✔
184
  pArray->size += num;
1,553,979,791✔
185

186
  memset(dst, 0, num * pArray->elemSize);
1,553,979,791✔
187

188
  return dst;
1,553,979,791✔
189
}
190

191
void* taosArrayPop(SArray* pArray) {
61,679,876✔
192
  if (pArray->size == 0) {
61,679,876✔
193
    return NULL;
919,011✔
194
  }
195

196
  pArray->size -= 1;
60,760,865✔
197
  return TARRAY_GET_ELEM(pArray, pArray->size);
60,760,865✔
198
}
199

200
void* taosArrayGet(const SArray* pArray, size_t index) {
2,147,483,647✔
201
  if (NULL == pArray) {
2,147,483,647✔
202
    terrno = TSDB_CODE_INVALID_PARA;
52✔
203
    uError("failed to return value from array of null ptr");
52!
204
    return NULL;
52✔
205
  }
206

207
  if (index >= pArray->size) {
2,147,483,647✔
208
    uError("index is out of range, current:%" PRIzu " max:%" PRIzu, index, pArray->size);
3,719!
209
    terrno = TSDB_CODE_OUT_OF_RANGE;
3,719✔
210
    return NULL;
3,719✔
211
  }
212

213
  return TARRAY_GET_ELEM(pArray, index);
2,147,483,647✔
214
}
215

216
void* taosArrayGetP(const SArray* pArray, size_t index) {
1,367,548,913✔
217
  void** p = taosArrayGet(pArray, index);
1,367,548,913✔
218
  if (p == NULL) {
1,358,927,716✔
219
    return NULL;
1✔
220
  }
221
  return *p;
1,358,927,715✔
222
}
223

224
void* taosArrayGetLast(const SArray* pArray) {
99,107,155✔
225
  if (pArray->size == 0) {
99,107,155✔
226
    terrno = TSDB_CODE_INVALID_PARA;
1✔
227
    return NULL;
1✔
228
  }
229

230
  return TARRAY_GET_ELEM(pArray, pArray->size - 1);
99,107,154✔
231
}
232

233
size_t taosArrayGetSize(const SArray* pArray) {
2,147,483,647✔
234
  if (pArray == NULL) {
2,147,483,647✔
235
    return 0;
196,605,864✔
236
  }
237
  return TARRAY_SIZE(pArray);
2,147,483,647✔
238
}
239

240
void* taosArrayInsert(SArray* pArray, size_t index, const void* pData) {
10,248,428✔
241
  if (pArray == NULL || pData == NULL) {
10,248,428!
242
    terrno = TSDB_CODE_INVALID_PARA;
×
243
    return NULL;
1✔
244
  }
245

246
  if (index >= pArray->size) {
10,248,485✔
247
    return taosArrayPush(pArray, pData);
10,247,070✔
248
  }
249

250
  if (pArray->size >= pArray->capacity) {
1,397✔
251
    int32_t ret = taosArrayResize(pArray);
14✔
252
    if (ret < 0) {
14!
UNCOV
253
      terrno = ret;
×
254
      return NULL;
×
255
    }
256
  }
257

258
  void* dst = TARRAY_GET_ELEM(pArray, index);
1,416✔
259

260
  int32_t remain = (int32_t)(pArray->size - index);
1,416✔
261
  memmove((char*)dst + pArray->elemSize, (char*)dst, pArray->elemSize * remain);
1,416✔
262
  memcpy(dst, pData, pArray->elemSize);
1,416✔
263

264
  pArray->size += 1;
1,416✔
265

266
  return dst;
1,416✔
267
}
268

269
void taosArraySet(SArray* pArray, size_t index, void* pData) {
69,978,318✔
270
  if (index < pArray->size) {
69,978,318!
271
    memcpy(TARRAY_GET_ELEM(pArray, index), pData, pArray->elemSize);
69,982,877✔
272
  }
273
}
69,978,318✔
274

275
void taosArrayPopFrontBatch(SArray* pArray, size_t cnt) {
28,670✔
276
  if (cnt > pArray->size) {
28,670✔
277
    cnt = pArray->size;
1✔
278
  }
279

280
  pArray->size = pArray->size - cnt;
28,670✔
281
  if (pArray->size == 0 || cnt == 0) {
28,670✔
282
    return;
28,439✔
283
  }
284
  memmove(pArray->pData, (char*)pArray->pData + cnt * pArray->elemSize, pArray->size * pArray->elemSize);
231✔
285
}
286

287
void taosArrayPopTailBatch(SArray* pArray, size_t cnt) {
150,971✔
288
  if (cnt >= pArray->size) {
150,971✔
289
    cnt = pArray->size;
115,027✔
290
  }
291

292
  pArray->size = pArray->size - cnt;
150,971✔
293
}
150,971✔
294

295
void taosArrayRemove(SArray* pArray, size_t index) {
12,096,267✔
296
  if (!(index < pArray->size)) {
12,096,267!
297
    return;
×
298
  }
299

300
  if (index == pArray->size - 1) {
12,096,267✔
301
    void* t = taosArrayPop(pArray);
3,754,464✔
302
    return;
3,754,340✔
303
  }
304

305
  size_t remain = pArray->size - index - 1;
8,341,803✔
306
  memmove((char*)pArray->pData + index * pArray->elemSize, (char*)pArray->pData + (index + 1) * pArray->elemSize,
8,341,803✔
307
          remain * pArray->elemSize);
8,341,803✔
308
  pArray->size -= 1;
8,341,803✔
309
}
310

311
void taosArrayRemoveBatch(SArray* pArray, size_t index, size_t num, FDelete fp) {
762,769✔
312
  if (index + num <= pArray->size) {
762,769!
313
    if (fp) {
762,781✔
314
      for (int32_t i = 0; i < num; i++) {
1,521,503✔
315
        fp(taosArrayGet(pArray, index + i));
761,148✔
316
      }
317
    }
318

319
    memmove((char*)pArray->pData + index * pArray->elemSize, (char*)pArray->pData + (index + num) * pArray->elemSize,
762,777✔
320
            (pArray->size - index - num) * pArray->elemSize);
762,777✔
321
    pArray->size -= num;
762,777✔
322
  }
323
}
762,765✔
324

325
SArray* taosArrayFromList(const void* src, size_t size, size_t elemSize) {
1✔
326
  if (elemSize <= 0) {
1!
327
    terrno = TSDB_CODE_INVALID_PARA;
×
328
    return NULL;
×
329
  }
330

331
  SArray* pDst = taosArrayInit(size, elemSize);
1✔
332
  if (pDst) {
1!
333
    memcpy(pDst->pData, src, elemSize * size);
1✔
334
    pDst->size = size;
1✔
335
  }
336

337
  return pDst;
1✔
338
}
339

340
SArray* taosArrayDup(const SArray* pSrc, __array_item_dup_fn_t fn) {
10,086,556✔
341
  if (NULL == pSrc) {
10,086,556✔
342
    terrno = TSDB_CODE_INVALID_PARA;
83,625✔
343
    return NULL;
83,625✔
344
  }
345

346
  if (pSrc->size == 0) {  // empty array list
10,002,931✔
347
    return taosArrayInit(8, pSrc->elemSize);
70,965✔
348
  }
349

350
  SArray* dst = taosArrayInit(pSrc->size, pSrc->elemSize);
9,931,966✔
351

352
  if (dst) {
9,934,373!
353
    if (fn == NULL) {
9,934,452✔
354
      memcpy(dst->pData, pSrc->pData, pSrc->elemSize * pSrc->size);
9,933,091✔
355
    } else {
356
      for (int32_t i = 0; i < pSrc->size; ++i) {
3,511✔
357
        void* p = fn(taosArrayGetP(pSrc, i));
2,331✔
358
        memcpy(((char*)dst->pData) + i * dst->elemSize, &p, dst->elemSize);
2,150✔
359
      }
360
    }
361

362
    dst->size = pSrc->size;
9,934,271✔
363
  }
364

365
  return dst;
9,934,192✔
366
}
367

368
void taosArrayClear(SArray* pArray) {
613,987,174✔
369
  if (pArray == NULL) return;
613,987,174✔
370
  pArray->size = 0;
554,546,211✔
371
}
372

373
void taosArrayClearEx(SArray* pArray, void (*fp)(void*)) {
5,839,319✔
374
  if (pArray == NULL) return;
5,839,319!
375
  if (fp == NULL) {
5,839,319✔
376
    pArray->size = 0;
1✔
377
    return;
1✔
378
  }
379

380
  for (int32_t i = 0; i < pArray->size; ++i) {
136,957,009✔
381
    fp(TARRAY_GET_ELEM(pArray, i));
131,117,647✔
382
  }
383

384
  pArray->size = 0;
5,839,362✔
385
}
386
void taosArrayClearP(SArray* pArray, void (*fp)(void*)) {
1,260✔
387
  // if (pArray == NULL) return;
388
  // if (fp == NULL) {
389
  //   pArray->size = 0;
390
  //   return;
391
  // }
392

393
  // for (int32_t i = 0; i < pArray->size; ++i) {
394
  //   fp(TARRAY_GET_ELEM(pArray, i));
395
  // }
396
  if (pArray) {
1,260!
397
    if (NULL == fp) {
1,260!
398
      for (int32_t i = 0; i < pArray->size; i++) {
1,277✔
399
        taosMemoryFree(*(void**)TARRAY_GET_ELEM(pArray, i));
17!
400
      }
401
    } else {
402
      for (int32_t i = 0; i < pArray->size; i++) {
×
403
        fp(*(void**)TARRAY_GET_ELEM(pArray, i));
×
404
      }
405
    }
406
  }
407
  taosArrayClear(pArray);
1,260✔
408
}
1,260✔
409

410
void taosArrayDestroy(SArray* pArray) {
2,058,909,025✔
411
  if (pArray) {
2,058,909,025✔
412
    taosMemoryFree(pArray->pData);
967,956,116!
413
    taosMemoryFree(pArray);
970,326,988!
414
  }
415
}
2,059,669,884✔
416

417
void taosArrayDestroyP(SArray* pArray, FDelete fp) {
139,849,342✔
418
  if (pArray) {
139,849,342✔
419
    if (NULL == fp) {
134,628,796✔
420
      for (int32_t i = 0; i < pArray->size; i++) {
11,064,304✔
421
        taosMemoryFree(*(void**)TARRAY_GET_ELEM(pArray, i));
5,896,680!
422
      }
423
    } else {
424
      for (int32_t i = 0; i < pArray->size; i++) {
260,867,136✔
425
        fp(*(void**)TARRAY_GET_ELEM(pArray, i));
131,405,451✔
426
      }
427
    }
428
    taosArrayDestroy(pArray);
134,629,309✔
429
  }
430
}
139,849,989✔
431

432
void taosArrayDestroyEx(SArray* pArray, FDelete fp) {
198,931,021✔
433
  if (pArray == NULL) {
198,931,021✔
434
    return;
106,396,403✔
435
  }
436

437
  if (fp == NULL) {
92,534,618✔
438
    taosArrayDestroy(pArray);
647,610✔
439
    return;
647,621✔
440
  }
441

442
  for (int32_t i = 0; i < pArray->size; ++i) {
312,453,826✔
443
    fp(TARRAY_GET_ELEM(pArray, i));
220,569,975✔
444
  }
445

446
  taosArrayDestroy(pArray);
91,883,851✔
447
}
448

449
void taosArraySort(SArray* pArray, __compar_fn_t compar) {
6,392,612✔
450
  taosSort(pArray->pData, pArray->size, pArray->elemSize, compar);
6,392,612✔
451
}
6,392,916✔
452

453
int32_t taosArrayMSort(SArray* pArray, __compar_fn_t compar) {
69,342✔
454
  return taosMergeSort(pArray->pData, pArray->size, pArray->elemSize, compar);
69,342✔
455
}
456

457
void* taosArraySearch(const SArray* pArray, const void* key, __compar_fn_t comparFn, int32_t flags) {
26,870,689✔
458
  return taosbsearch(key, pArray->pData, pArray->size, pArray->elemSize, comparFn, flags);
26,870,689✔
459
}
460

461
int32_t taosArraySearchIdx(const SArray* pArray, const void* key, __compar_fn_t comparFn, int32_t flags) {
12,141,429✔
462
  void* item = taosArraySearch(pArray, key, comparFn, flags);
12,141,429✔
463
  return item == NULL ? -1 : (int32_t)((char*)item - (char*)pArray->pData) / pArray->elemSize;
12,142,800✔
464
}
465

466
#ifdef BUILD_NO_CALL
467
static int32_t taosArrayPartition(SArray* pArray, int32_t i, int32_t j, __ext_compar_fn_t fn, const void* userData) {
468
  void* key = taosArrayGetP(pArray, i);
469
  while (i < j) {
470
    while (i < j && fn(taosArrayGetP(pArray, j), key, userData) >= 0) {
471
      j--;
472
    }
473
    if (i < j) {
474
      void* a = taosArrayGetP(pArray, j);
475
      taosArraySet(pArray, i, &a);
476
    }
477
    while (i < j && fn(taosArrayGetP(pArray, i), key, userData) <= 0) {
478
      i++;
479
    }
480
    if (i < j) {
481
      void* a = taosArrayGetP(pArray, i);
482
      taosArraySet(pArray, j, &a);
483
    }
484
  }
485
  taosArraySet(pArray, i, &key);
486
  return i;
487
}
488

489
static void taosArrayQuicksortImpl(SArray* pArray, int32_t low, int32_t high, __ext_compar_fn_t fn, const void* param) {
490
  if (low < high) {
491
    int32_t idx = taosArrayPartition(pArray, low, high, fn, param);
492
    taosArrayQuicksortImpl(pArray, low, idx - 1, fn, param);
493
    taosArrayQuicksortImpl(pArray, idx + 1, high, fn, param);
494
  }
495
}
496

497
static void taosArrayQuickSort(SArray* pArray, __ext_compar_fn_t fn, const void* param) {
498
  if (pArray->size <= 1) {
499
    return;
500
  }
501
  taosArrayQuicksortImpl(pArray, 0, (int32_t)(taosArrayGetSize(pArray) - 1), fn, param);
502
}
503

504
static void taosArrayInsertSort(SArray* pArray, __ext_compar_fn_t fn, const void* param) {
505
  if (pArray->size <= 1) {
506
    return;
507
  }
508

509
  for (int32_t i = 1; i <= pArray->size - 1; ++i) {
510
    for (int32_t j = i; j > 0; --j) {
511
      if (fn(taosArrayGetP(pArray, j), taosArrayGetP(pArray, j - 1), param) == -1) {
512
        void* a = taosArrayGetP(pArray, j);
513
        void* b = taosArrayGetP(pArray, j - 1);
514
        taosArraySet(pArray, j - 1, &a);
515
        taosArraySet(pArray, j, &b);
516
      } else {
517
        break;
518
      }
519
    }
520
  }
521
}
522
#endif
523

524
int32_t taosEncodeArray(void** buf, const SArray* pArray, FEncode encode) {
5,100✔
525
  int32_t tlen = 0;
5,100✔
526
  int32_t sz = pArray->size;
5,100✔
527
  tlen += taosEncodeFixedI32(buf, sz);
5,100✔
528
  for (int32_t i = 0; i < sz; i++) {
13,402✔
529
    void* data = taosArrayGetP(pArray, i);
8,302✔
530
    tlen += encode(buf, data);
8,302✔
531
  }
532
  return tlen;
5,100✔
533
}
534

535
void* taosDecodeArray(const void* buf, SArray** pArray, FDecode decode, int32_t dataSz, int8_t sver) {
1,987!
536
  int32_t sz;
537
  buf = taosDecodeFixedI32(buf, &sz);
1,987✔
538
  *pArray = taosArrayInit(sz, sizeof(void*));
1,987✔
539
  if (*pArray == NULL) {
1,987!
540
    return NULL;
×
541
  }
542
  for (int32_t i = 0; i < sz; i++) {
5,556✔
543
    void* data = taosMemoryCalloc(1, dataSz);
3,569!
544
    if (data == NULL) {
3,569!
545
      return NULL;
×
546
    }
547

548
    buf = decode(buf, data, sver);
3,569✔
549

550
    if (taosArrayPush(*pArray, &data) == NULL) {
7,138!
551
      taosMemoryFree(data);
×
552
      return NULL;
×
553
    }
554
  }
555
  return (void*)buf;
1,987✔
556
}
557

558
// todo remove it
559
// order array<type *>
560
int32_t taosArraySortPWithExt(SArray* pArray, __ext_compar_fn_t fn, const void* param) {
1✔
561
  return taosqsort(pArray->pData, pArray->size, pArray->elemSize, param, fn);
1✔
562
}
563

564
void taosArraySwap(SArray* a, SArray* b) {
39✔
565
  if (a == NULL || b == NULL) return;
39!
566
  size_t t = a->size;
39✔
567
  a->size = b->size;
39✔
568
  b->size = t;
39✔
569

570
  uint32_t cap = a->capacity;
39✔
571
  a->capacity = b->capacity;
39✔
572
  b->capacity = cap;
39✔
573

574
  uint32_t elem = a->elemSize;
39✔
575
  a->elemSize = b->elemSize;
39✔
576
  b->elemSize = elem;
39✔
577

578
  void* data = a->pData;
39✔
579
  a->pData = b->pData;
39✔
580
  b->pData = data;
39✔
581
}
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