#3524

Committed 08 Nov 2024 04:27AM UTC coverage: 60.898% (+5.0%) from 55.861%

Build # #3524

Build Type

push

travis-ci

Committed by

web-flow

Commit Message

Merge pull request #28647 from taosdata/fix/3.0/TD-32519_drop_ctb

fix TD-32519 drop child table with tsma caused crash

Run Details

118687 of 248552 branches covered (47.75%)

Branch coverage included in aggregate %.

286 of 337 new or added lines in 18 files covered. (84.87%)

9647 existing lines in 190 files now uncovered.

199106 of 273291 relevant lines covered (72.85%)

15236719.35 hits per line

Source File
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57.18

/include/util/tbuffer.inc

/*
 * 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/>.
 */

#include "taoserror.h"
#include "tcoding.h"
#include "tutil.h"

struct SBuffer {
  uint32_t size;
  uint32_t capacity;
  void    *data;
};

struct SBufferReader {
  uint32_t offset;
  SBuffer *buffer;
};

// SBuffer
static FORCE_INLINE void tBufferInit(SBuffer *buffer) {
  buffer->size = 0;
  buffer->capacity = 0;
  buffer->data = NULL;
}

static FORCE_INLINE void tBufferDestroy(SBuffer *buffer) {
  buffer->size = 0;
  buffer->capacity = 0;
  if (buffer->data) {
    taosMemoryFree(buffer->data);
    buffer->data = NULL;
  }
}

static FORCE_INLINE void tBufferClear(SBuffer *buffer) { buffer->size = 0; }

static FORCE_INLINE int32_t tBufferEnsureCapacity(SBuffer *buffer, uint32_t capacity) {
  if (buffer->capacity < capacity) {
    uint32_t newCapacity = (buffer->capacity > 0) ? (buffer->capacity << 1) : 1024;
    while (newCapacity < capacity) {
      newCapacity <<= 1;
    }
    void *newData = taosMemoryRealloc(buffer->data, newCapacity);
    if (newData == NULL) {
      return TSDB_CODE_OUT_OF_MEMORY;
    }
    buffer->data = newData;
    buffer->capacity = newCapacity;
  }
  return 0;
}

static FORCE_INLINE int32_t tBufferPut(SBuffer *buffer, const void *data, uint32_t size) {
  TAOS_CHECK_RETURN(tBufferEnsureCapacity(buffer, buffer->size + size));
  memcpy((char *)buffer->data + buffer->size, data, size);
  buffer->size += size;
  return 0;
}

static int32_t tBufferPutAt(SBuffer *buffer, uint32_t offset, const void *data, uint32_t size) {
  if (offset + size > buffer->size) {
    return TSDB_CODE_OUT_OF_RANGE;
  }
  memcpy((char *)buffer->data + offset, data, size);
  return 0;
}

static FORCE_INLINE int32_t tBufferPutI8(SBuffer *buffer, int8_t value) {
  return tBufferPut(buffer, &value, sizeof(value));
}

static FORCE_INLINE int32_t tBufferPutI16(SBuffer *buffer, int16_t value) {
  return tBufferPut(buffer, &value, sizeof(value));
}

static FORCE_INLINE int32_t tBufferPutI32(SBuffer *buffer, int32_t value) {
  return tBufferPut(buffer, &value, sizeof(value));
}

static FORCE_INLINE int32_t tBufferPutI64(SBuffer *buffer, int64_t value) {
  return tBufferPut(buffer, &value, sizeof(value));
}

static FORCE_INLINE int32_t tBufferPutU8(SBuffer *buffer, uint8_t value) {
  return tBufferPut(buffer, &value, sizeof(value));
}

static FORCE_INLINE int32_t tBufferPutU16(SBuffer *buffer, uint16_t value) {
  return tBufferPut(buffer, &value, sizeof(value));
}

static FORCE_INLINE int32_t tBufferPutU32(SBuffer *buffer, uint32_t value) {
  return tBufferPut(buffer, &value, sizeof(value));
}

static FORCE_INLINE int32_t tBufferPutU64(SBuffer *buffer, uint64_t value) {
  return tBufferPut(buffer, &value, sizeof(value));
}

static FORCE_INLINE int32_t tBufferPutU16v(SBuffer *buffer, uint16_t value) { return tBufferPutU64v(buffer, value); }

static FORCE_INLINE int32_t tBufferPutU32v(SBuffer *buffer, uint32_t value) { return tBufferPutU64v(buffer, value); }

static FORCE_INLINE int32_t tBufferPutU64v(SBuffer *buffer, uint64_t value) {
  while (value >= 0x80) {
    TAOS_CHECK_RETURN(tBufferPutU8(buffer, (value & 0x7F) | 0x80));
    value >>= 7;
  }
  return tBufferPutU8(buffer, value);
}

static FORCE_INLINE int32_t tBufferPutI16v(SBuffer *buffer, int16_t value) {
  return tBufferPutU64v(buffer, ZIGZAGE(int16_t, value));
}

static FORCE_INLINE int32_t tBufferPutI32v(SBuffer *buffer, int32_t value) {
  return tBufferPutU64v(buffer, ZIGZAGE(int32_t, value));
}

static FORCE_INLINE int32_t tBufferPutI64v(SBuffer *buffer, int64_t value) {
  return tBufferPutU64v(buffer, ZIGZAGE(int64_t, value));
}

static FORCE_INLINE int32_t tBufferPutBinary(SBuffer *buffer, const void *data, uint32_t size) {
  TAOS_CHECK_RETURN(tBufferPutU32v(buffer, size));
  return tBufferPut(buffer, data, size);
}

static FORCE_INLINE int32_t tBufferPutCStr(SBuffer *buffer, const char *str) {
  return tBufferPutBinary(buffer, str, str ? strlen(str) + 1 : 0);
}

static FORCE_INLINE int32_t tBufferPutF32(SBuffer *buffer, float value) {
  union {
    float    f;
    uint32_t u;
  } u;
  u.f = value;
  return tBufferPutU32(buffer, u.u);
}

static FORCE_INLINE int32_t tBufferPutF64(SBuffer *buffer, double value) {
  union {
    double   f;
    uint64_t u;
  } u;
  u.f = value;
  return tBufferPutU64(buffer, u.u);
}

// reader
// SBufferReader
static int32_t tBufferReaderInit(SBufferReader *reader, uint32_t offset, SBuffer *buffer) {
  reader->offset = offset;
  reader->buffer = buffer;
  return 0;
}

static FORCE_INLINE int32_t tBufferGet(SBufferReader *reader, uint32_t size, void *data) {
  if (reader->offset + size > reader->buffer->size) {
    return TSDB_CODE_OUT_OF_RANGE;
  }
  if (data) {
    memcpy(data, BR_PTR(reader), size);
  }
  reader->offset += size;
  return 0;
}

static int32_t tBufferGetI8(SBufferReader *reader, int8_t *value) { return tBufferGet(reader, sizeof(*value), value); }

static int32_t tBufferGetI16(SBufferReader *reader, int16_t *value) {
  return tBufferGet(reader, sizeof(*value), value);
}

static int32_t tBufferGetI32(SBufferReader *reader, int32_t *value) {
  return tBufferGet(reader, sizeof(*value), value);
}

static int32_t tBufferGetI64(SBufferReader *reader, int64_t *value) {
  return tBufferGet(reader, sizeof(*value), value);
}

static int32_t tBufferGetU8(SBufferReader *reader, uint8_t *value) { return tBufferGet(reader, sizeof(*value), value); }

static int32_t tBufferGetU16(SBufferReader *reader, uint16_t *value) {
  return tBufferGet(reader, sizeof(*value), value);
}

static int32_t tBufferGetU32(SBufferReader *reader, uint32_t *value) {
  return tBufferGet(reader, sizeof(*value), value);
}

static int32_t tBufferGetU64(SBufferReader *reader, uint64_t *value) {
  return tBufferGet(reader, sizeof(*value), value);
}

static int32_t tBufferGetU64v(SBufferReader *reader, uint64_t *value) {
  uint8_t  byte;
  int32_t  code;
  uint64_t u64 = 0;

  for (int32_t i = 0;; i++) {
    code = tBufferGetU8(reader, &byte);
    if (code) return code;

    u64 |= (((uint64_t)(byte & 0x7F)) << (i * 7));

    if (byte < 0x80) {
      break;
    }
  }

  if (value) {
    *value = u64;
  }

  return 0;
}

static int32_t tBufferGetU16v(SBufferReader *reader, uint16_t *value) {
  uint64_t u64;
  int32_t  code = tBufferGetU64v(reader, &u64);
  if (code) return code;
  if (value) {
    *value = (uint16_t)u64;
  }
  return 0;
}

static int32_t tBufferGetU32v(SBufferReader *reader, uint32_t *value) {
  uint64_t u64;
  int32_t  code = tBufferGetU64v(reader, &u64);
  if (code) return code;
  if (value) {
    *value = (uint32_t)u64;
  }
  return 0;
}

static int32_t tBufferGetI16v(SBufferReader *reader, int16_t *value) {
  uint16_t u16;
  int32_t  code = tBufferGetU16v(reader, &u16);
  if (code) return code;
  if (value) {
    *value = ZIGZAGD(int16_t, u16);
  }
  return 0;
}

static int32_t tBufferGetI32v(SBufferReader *reader, int32_t *value) {
  uint32_t u32;
  int32_t  code = tBufferGetU32v(reader, &u32);
  if (code) return code;
  if (value) {
    *value = ZIGZAGD(int32_t, u32);
  }
  return 0;
}

static int32_t tBufferGetI64v(SBufferReader *reader, int64_t *value) {
  uint64_t u64;
  int32_t  code = tBufferGetU64v(reader, &u64);
  if (code) return code;
  if (value) {
    *value = ZIGZAGD(int64_t, u64);
  }
  return 0;
}

static int32_t tBufferGetBinary(SBufferReader *reader, const void **data, uint32_t *size) {
  uint32_t tmpSize;
  int32_t  code;

  // size
  code = tBufferGetU32v(reader, &tmpSize);
  if (code) return code;
  if (size) {
    *size = tmpSize;
  }

  // data
  if (tmpSize > 0) {
    if (reader->offset + tmpSize > reader->buffer->size) {
      return TSDB_CODE_OUT_OF_RANGE;
    }
    if (data) {
      *data = BR_PTR(reader);
    }
    reader->offset += tmpSize;
  } else if (data) {
    *data = NULL;
  }

  return 0;
}

static int32_t tBufferGetCStr(SBufferReader *reader, const char **str) {
  return tBufferGetBinary(reader, (const void **)str, NULL);
}

static int32_t tBufferGetF32(SBufferReader *reader, float *value) {
  union {
    float    f;
    uint32_t u;
  } u;
  TAOS_CHECK_RETURN(tBufferGetU32(reader, &u.u));
  if (value) {
    *value = u.f;
  }
  return 0;
}

static int32_t tBufferGetF64(SBufferReader *reader, double *value) {
  union {
    double   f;
    uint64_t u;
  } u;
  TAOS_CHECK_RETURN(tBufferGetU64(reader, &u.u));
  if (value) {
    *value = u.f;
  }
  return 0;
}

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	#include "taoserror.h"
17	#include "tcoding.h"
18	#include "tutil.h"
19
20	struct SBuffer {
21	uint32_t size;
22	uint32_t capacity;
23	void *data;
24	};
25
26	struct SBufferReader {
27	uint32_t offset;
28	SBuffer *buffer;
29	};
30
31	// SBuffer
32	static FORCE_INLINE void tBufferInit(SBuffer *buffer) {
33	buffer->size = 0;	144,798,397✔
34	buffer->capacity = 0;	144,798,397✔
35	buffer->data = NULL;	144,798,397✔
36	}	125,940,409✔
37
38	static FORCE_INLINE void tBufferDestroy(SBuffer *buffer) {
39	buffer->size = 0;	374,946,385✔
40	buffer->capacity = 0;	374,946,385✔
41	if (buffer->data) {	374,946,385!
42	taosMemoryFree(buffer->data);	42,517,706✔
43	buffer->data = NULL;	42,515,250✔
44	}
45	}	374,943,929✔
46
47	static FORCE_INLINE void tBufferClear(SBuffer *buffer) { buffer->size = 0; }	79,925,470✔
48
49	static FORCE_INLINE int32_t tBufferEnsureCapacity(SBuffer *buffer, uint32_t capacity) {
50	if (buffer->capacity < capacity) {	167,122,077!
51	uint32_t newCapacity = (buffer->capacity > 0) ? (buffer->capacity << 1) : 1024;	45,266,856!
52	while (newCapacity < capacity) {	48,420,110!
53	newCapacity <<= 1;	3,153,254✔
54	}
55	void *newData = taosMemoryRealloc(buffer->data, newCapacity);	45,266,856✔
56	if (newData == NULL) {	45,265,444!
UNCOV 57	return TSDB_CODE_OUT_OF_MEMORY;	×
58	}
59	buffer->data = newData;	45,265,444✔
60	buffer->capacity = newCapacity;	45,265,444✔
61	}
62	return 0;	168,111,328✔
63	}
64
65	static FORCE_INLINE int32_t tBufferPut(SBuffer buffer, const void data, uint32_t size) {
66	TAOS_CHECK_RETURN(tBufferEnsureCapacity(buffer, buffer->size + size));	71,290,067!
67	memcpy((char *)buffer->data + buffer->size, data, size);	44,923,589✔
68	buffer->size += size;	44,923,589✔
69	return 0;	44,923,589✔
70	}
71
72	static int32_t tBufferPutAt(SBuffer buffer, uint32_t offset, const void data, uint32_t size) {	906,196,513✔
73	if (offset + size > buffer->size) {	906,196,513!
74	return TSDB_CODE_OUT_OF_RANGE;	×
75	}
76	memcpy((char *)buffer->data + offset, data, size);	906,196,513✔
77	return 0;	906,196,513✔
78	}
79
80	static FORCE_INLINE int32_t tBufferPutI8(SBuffer *buffer, int8_t value) {
81	return tBufferPut(buffer, &value, sizeof(value));	7,506,569✔
82	}
83
84	static FORCE_INLINE int32_t tBufferPutI16(SBuffer *buffer, int16_t value) {
85	return tBufferPut(buffer, &value, sizeof(value));
86	}
87
88	static FORCE_INLINE int32_t tBufferPutI32(SBuffer *buffer, int32_t value) {
89	return tBufferPut(buffer, &value, sizeof(value));	2,870,121✔
90	}
91
92	static FORCE_INLINE int32_t tBufferPutI64(SBuffer *buffer, int64_t value) {
93	return tBufferPut(buffer, &value, sizeof(value));	11,974,455✔
94	}
95
96	static FORCE_INLINE int32_t tBufferPutU8(SBuffer *buffer, uint8_t value) {
97	return tBufferPut(buffer, &value, sizeof(value));	18,568,130✔
98	}
99
100	static FORCE_INLINE int32_t tBufferPutU16(SBuffer *buffer, uint16_t value) {
101	return tBufferPut(buffer, &value, sizeof(value));
102	}
103
104	static FORCE_INLINE int32_t tBufferPutU32(SBuffer *buffer, uint32_t value) {
105	return tBufferPut(buffer, &value, sizeof(value));	3,089,015✔
106	}
107
108	static FORCE_INLINE int32_t tBufferPutU64(SBuffer *buffer, uint64_t value) {
109	return tBufferPut(buffer, &value, sizeof(value));
110	}
111
112	static FORCE_INLINE int32_t tBufferPutU16v(SBuffer *buffer, uint16_t value) { return tBufferPutU64v(buffer, value); }
113
114	static FORCE_INLINE int32_t tBufferPutU32v(SBuffer *buffer, uint32_t value) { return tBufferPutU64v(buffer, value); }	356,565✔
115
116	static FORCE_INLINE int32_t tBufferPutU64v(SBuffer *buffer, uint64_t value) {
117	while (value >= 0x80) {	18,556,908✔
118	TAOS_CHECK_RETURN(tBufferPutU8(buffer, (value & 0x7F) \| 0x80));	11,467,062!
119	value >>= 7;	5,733,531✔
120	}
121	return tBufferPutU8(buffer, value);	25,646,791!
122	}
123
124	static FORCE_INLINE int32_t tBufferPutI16v(SBuffer *buffer, int16_t value) {
125	return tBufferPutU64v(buffer, ZIGZAGE(int16_t, value));	6,028,035✔
126	}
127
128	static FORCE_INLINE int32_t tBufferPutI32v(SBuffer *buffer, int32_t value) {
129	return tBufferPutU64v(buffer, ZIGZAGE(int32_t, value));	18,905,626✔
130	}
131
132	static FORCE_INLINE int32_t tBufferPutI64v(SBuffer *buffer, int64_t value) {
133	return tBufferPutU64v(buffer, ZIGZAGE(int64_t, value));
134	}
135
136	static FORCE_INLINE int32_t tBufferPutBinary(SBuffer buffer, const void data, uint32_t size) {
137	TAOS_CHECK_RETURN(tBufferPutU32v(buffer, size));
138	return tBufferPut(buffer, data, size);
139	}
140
141	static FORCE_INLINE int32_t tBufferPutCStr(SBuffer buffer, const char str) {
142	return tBufferPutBinary(buffer, str, str ? strlen(str) + 1 : 0);
143	}
144
145	static FORCE_INLINE int32_t tBufferPutF32(SBuffer *buffer, float value) {
146	union {
147	float f;
148	uint32_t u;
149	} u;
150	u.f = value;
151	return tBufferPutU32(buffer, u.u);
152	}
153
154	static FORCE_INLINE int32_t tBufferPutF64(SBuffer *buffer, double value) {
155	union {
156	double f;
157	uint64_t u;
158	} u;
159	u.f = value;
160	return tBufferPutU64(buffer, u.u);
161	}
162
163	// reader
164	// SBufferReader
165	static int32_t tBufferReaderInit(SBufferReader reader, uint32_t offset, SBuffer buffer) {	×
166	reader->offset = offset;	×
167	reader->buffer = buffer;	×
168	return 0;	×
169	}
170
171	static FORCE_INLINE int32_t tBufferGet(SBufferReader reader, uint32_t size, void data) {
172	if (reader->offset + size > reader->buffer->size) {	2,147,483,647!
173	return TSDB_CODE_OUT_OF_RANGE;	×
174	}
175	if (data) {	2,147,483,647!
176	memcpy(data, BR_PTR(reader), size);	2,147,483,647✔
177	}
178	reader->offset += size;	2,147,483,647✔
179	return 0;	2,147,483,647✔
180	}
181
182	static int32_t tBufferGetI8(SBufferReader reader, int8_t value) { return tBufferGet(reader, sizeof(*value), value); }	267,473,230!
183
184	static int32_t tBufferGetI16(SBufferReader reader, int16_t value) {	×
185	return tBufferGet(reader, sizeof(*value), value);	×
186	}
187
188	static int32_t tBufferGetI32(SBufferReader reader, int32_t value) {	17,656,826!
189	return tBufferGet(reader, sizeof(*value), value);	17,656,826✔
190	}
191
192	static int32_t tBufferGetI64(SBufferReader reader, int64_t value) {	2,111,920,553!
193	return tBufferGet(reader, sizeof(*value), value);	2,111,920,553✔
194	}
195
196	static int32_t tBufferGetU8(SBufferReader reader, uint8_t value) { return tBufferGet(reader, sizeof(*value), value); }	606,282,550!
197
198	static int32_t tBufferGetU16(SBufferReader reader, uint16_t value) {	×
199	return tBufferGet(reader, sizeof(*value), value);	×
200	}
201
202	static int32_t tBufferGetU32(SBufferReader reader, uint32_t value) {	52,342,291!
203	return tBufferGet(reader, sizeof(*value), value);	52,342,291✔
204	}
205
206	static int32_t tBufferGetU64(SBufferReader reader, uint64_t value) {	×
207	return tBufferGet(reader, sizeof(*value), value);	×
208	}
209
210	static int32_t tBufferGetU64v(SBufferReader reader, uint64_t value) {	207,408,437✔
211	uint8_t byte;
212	int32_t code;
213	uint64_t u64 = 0;	207,408,437✔
214
215	for (int32_t i = 0;; i++) {	207,408,437✔
216	code = tBufferGetU8(reader, &byte);	302,465,491✔
217	if (code) return code;	302,496,934!
218
219	u64 \|= (((uint64_t)(byte & 0x7F)) << (i * 7));	302,496,934✔
220
221	if (byte < 0x80) {	302,496,934✔
222	break;	207,439,880✔
223	}
224	}
225
226	if (value) {	207,439,880✔
227	*value = u64;	207,443,794✔
228	}
229
230	return 0;	207,439,880✔
231	}
232
233	static int32_t tBufferGetU16v(SBufferReader reader, uint16_t value) {	43,660,347✔
234	uint64_t u64;
235	int32_t code = tBufferGetU64v(reader, &u64);	43,660,347✔
236	if (code) return code;	43,661,934!
237	if (value) {	43,661,934!
238	*value = (uint16_t)u64;	43,662,305✔
239	}
240	return 0;	43,661,934✔
241	}
242
243	static int32_t tBufferGetU32v(SBufferReader reader, uint32_t value) {	163,910,584✔
244	uint64_t u64;
245	int32_t code = tBufferGetU64v(reader, &u64);	163,910,584✔
246	if (code) return code;	163,900,849!
247	if (value) {	163,900,849!
248	*value = (uint32_t)u64;	163,904,861✔
249	}
250	return 0;	163,900,849✔
251	}
252
253	static int32_t tBufferGetI16v(SBufferReader reader, int16_t value) {	43,660,540✔
254	uint16_t u16;
255	int32_t code = tBufferGetU16v(reader, &u16);	43,660,540✔
256	if (code) return code;	43,662,520!
257	if (value) {	43,662,520!
258	*value = ZIGZAGD(int16_t, u16);	43,662,759✔
259	}
260	return 0;	43,662,520✔
261	}
262
263	static int32_t tBufferGetI32v(SBufferReader reader, int32_t value) {	158,991,634✔
264	uint32_t u32;
265	int32_t code = tBufferGetU32v(reader, &u32);	158,991,634✔
266	if (code) return code;	158,986,777!
267	if (value) {	158,986,777!
268	*value = ZIGZAGD(int32_t, u32);	158,990,090✔
269	}
270	return 0;	158,986,777✔
271	}
272
273	static int32_t tBufferGetI64v(SBufferReader reader, int64_t value) {	×
274	uint64_t u64;
275	int32_t code = tBufferGetU64v(reader, &u64);	×
276	if (code) return code;	×
277	if (value) {	×
278	*value = ZIGZAGD(int64_t, u64);	×
279	}
280	return 0;	×
281	}
282
283	static int32_t tBufferGetBinary(SBufferReader reader, const void data, uint32_t size) {	×
284	uint32_t tmpSize;
285	int32_t code;
286
287	// size
288	code = tBufferGetU32v(reader, &tmpSize);	×
289	if (code) return code;	×
290	if (size) {	×
291	*size = tmpSize;	×
292	}
293
294	// data
295	if (tmpSize > 0) {	×
296	if (reader->offset + tmpSize > reader->buffer->size) {	×
297	return TSDB_CODE_OUT_OF_RANGE;	×
298	}
299	if (data) {	×
300	*data = BR_PTR(reader);	×
301	}
302	reader->offset += tmpSize;	×
303	} else if (data) {	×
304	*data = NULL;	×
305	}
306
307	return 0;	×
308	}
309
310	static int32_t tBufferGetCStr(SBufferReader reader, const char *str) {	×
311	return tBufferGetBinary(reader, (const void **)str, NULL);	×
312	}
313
314	static int32_t tBufferGetF32(SBufferReader reader, float value) {	×
315	union {
316	float f;
317	uint32_t u;
318	} u;
319	TAOS_CHECK_RETURN(tBufferGetU32(reader, &u.u));	×
320	if (value) {	×
321	*value = u.f;	×
322	}
323	return 0;	×
324	}
325
326	static int32_t tBufferGetF64(SBufferReader reader, double value) {	×
327	union {
328	double f;
329	uint64_t u;
330	} u;
331	TAOS_CHECK_RETURN(tBufferGetU64(reader, &u.u));	×
332	if (value) {	×
333	*value = u.f;	×
334	}
335	return 0;	×
336	}

taosdata / TDengine / #3524

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