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taosdata / TDengine / #3535

23 Nov 2024 02:07AM UTC coverage: 60.85% (+0.03%) from 60.825%
#3535

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Merge pull request #28893 from taosdata/doc/internal

refact: rename taos lib name

120252 of 252737 branches covered (47.58%)

Branch coverage included in aggregate %.

201187 of 275508 relevant lines covered (73.02%)

15886166.19 hits per line

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57.09
/include/util/tbuffer.inc
1
/*
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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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#include "taoserror.h"
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#include "tcoding.h"
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#include "tutil.h"
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20
struct SBuffer {
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  uint32_t size;
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  uint32_t capacity;
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  void    *data;
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};
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struct SBufferReader {
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  uint32_t offset;
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  SBuffer *buffer;
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};
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// SBuffer
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static FORCE_INLINE void tBufferInit(SBuffer *buffer) {
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  buffer->size = 0;
164,625,027✔
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  buffer->capacity = 0;
164,625,027✔
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  buffer->data = NULL;
164,625,027✔
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}
142,897,918✔
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static FORCE_INLINE void tBufferDestroy(SBuffer *buffer) {
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  buffer->size = 0;
430,587,277✔
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  buffer->capacity = 0;
430,587,277✔
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  if (buffer->data) {
430,587,277!
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    taosMemoryFree(buffer->data);
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    buffer->data = NULL;
48,490,848✔
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  }
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}
430,584,822✔
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static FORCE_INLINE void tBufferClear(SBuffer *buffer) { buffer->size = 0; }
90,524,263✔
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static FORCE_INLINE int32_t tBufferEnsureCapacity(SBuffer *buffer, uint32_t capacity) {
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  if (buffer->capacity < capacity) {
183,029,260!
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    uint32_t newCapacity = (buffer->capacity > 0) ? (buffer->capacity << 1) : 1024;
50,361,318!
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    while (newCapacity < capacity) {
53,099,516!
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      newCapacity <<= 1;
2,738,198✔
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    }
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    void *newData = taosMemoryRealloc(buffer->data, newCapacity);
50,361,318✔
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    if (newData == NULL) {
50,365,708!
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      return TSDB_CODE_OUT_OF_MEMORY;
×
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    }
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    buffer->data = newData;
50,365,708✔
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    buffer->capacity = newCapacity;
50,365,708✔
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  }
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  return 0;
184,050,040✔
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}
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static FORCE_INLINE int32_t tBufferPut(SBuffer *buffer, const void *data, uint32_t size) {
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  TAOS_CHECK_RETURN(tBufferEnsureCapacity(buffer, buffer->size + size));
71,696,810!
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  memcpy((char *)buffer->data + buffer->size, data, size);
45,216,068✔
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  buffer->size += size;
45,216,068✔
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  return 0;
45,216,068✔
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}
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static int32_t tBufferPutAt(SBuffer *buffer, uint32_t offset, const void *data, uint32_t size) {
919,736,169✔
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  if (offset + size > buffer->size) {
919,736,169!
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    return TSDB_CODE_OUT_OF_RANGE;
×
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  }
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  memcpy((char *)buffer->data + offset, data, size);
919,736,169✔
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  return 0;
919,736,169✔
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}
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static FORCE_INLINE int32_t tBufferPutI8(SBuffer *buffer, int8_t value) {
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  return tBufferPut(buffer, &value, sizeof(value));
7,554,561✔
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}
83

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static FORCE_INLINE int32_t tBufferPutI16(SBuffer *buffer, int16_t value) {
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  return tBufferPut(buffer, &value, sizeof(value));
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}
87

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static FORCE_INLINE int32_t tBufferPutI32(SBuffer *buffer, int32_t value) {
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  return tBufferPut(buffer, &value, sizeof(value));
2,902,515✔
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}
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static FORCE_INLINE int32_t tBufferPutI64(SBuffer *buffer, int64_t value) {
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  return tBufferPut(buffer, &value, sizeof(value));
11,969,400✔
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}
95

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static FORCE_INLINE int32_t tBufferPutU8(SBuffer *buffer, uint8_t value) {
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  return tBufferPut(buffer, &value, sizeof(value));
18,748,602✔
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}
99

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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));
3,112,411✔
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}
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static FORCE_INLINE int32_t tBufferPutU64(SBuffer *buffer, uint64_t value) {
109
  return tBufferPut(buffer, &value, sizeof(value));
110
}
111

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static FORCE_INLINE int32_t tBufferPutU16v(SBuffer *buffer, uint16_t value) { return tBufferPutU64v(buffer, value); }
113

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static FORCE_INLINE int32_t tBufferPutU32v(SBuffer *buffer, uint32_t value) { return tBufferPutU64v(buffer, value); }
361,882✔
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static FORCE_INLINE int32_t tBufferPutU64v(SBuffer *buffer, uint64_t value) {
117
  while (value >= 0x80) {
18,735,303✔
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    TAOS_CHECK_RETURN(tBufferPutU8(buffer, (value & 0x7F) | 0x80));
11,653,496!
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    value >>= 7;
5,826,748✔
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  }
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  return tBufferPutU8(buffer, value);
25,817,123!
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}
123

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static FORCE_INLINE int32_t tBufferPutI16v(SBuffer *buffer, int16_t value) {
125
  return tBufferPutU64v(buffer, ZIGZAGE(int16_t, value));
6,049,085✔
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}
127

128
static FORCE_INLINE int32_t tBufferPutI32v(SBuffer *buffer, int32_t value) {
129
  return tBufferPutU64v(buffer, ZIGZAGE(int32_t, value));
19,044,274✔
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}
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
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// SBufferReader
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static int32_t tBufferReaderInit(SBufferReader *reader, uint32_t offset, SBuffer *buffer) {
×
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  reader->offset = offset;
×
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  reader->buffer = buffer;
×
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  return 0;
×
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}
170

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static FORCE_INLINE int32_t tBufferGet(SBufferReader *reader, uint32_t size, void *data) {
172
  if (reader->offset + size > reader->buffer->size) {
1,014,848,182!
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    return TSDB_CODE_OUT_OF_RANGE;
×
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  }
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  if (data) {
1,020,540,984!
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    memcpy(data, BR_PTR(reader), size);
1,020,606,627✔
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  }
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  reader->offset += size;
1,020,540,984✔
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  return 0;
1,020,540,984✔
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}
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static int32_t tBufferGetI8(SBufferReader *reader, int8_t *value) { return tBufferGet(reader, sizeof(*value), value); }
291,300,944!
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static int32_t tBufferGetI16(SBufferReader *reader, int16_t *value) {
×
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  return tBufferGet(reader, sizeof(*value), value);
×
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}
187

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static int32_t tBufferGetI32(SBufferReader *reader, int32_t *value) {
14,706,522✔
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  if (reader->offset + sizeof(int32_t) > reader->buffer->size) {
14,706,522!
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    return TSDB_CODE_OUT_OF_RANGE;
×
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  }
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  if (value) {
14,706,522!
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    *value = *(int32_t*)BR_PTR(reader);
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  }
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  reader->offset += sizeof(int32_t);
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  return 0;
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}
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static int32_t tBufferGetI64(SBufferReader *reader, int64_t *value) {
2,138,615,294✔
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  if (reader->offset + sizeof(int64_t) > reader->buffer->size) {
2,138,615,294!
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    return TSDB_CODE_OUT_OF_RANGE;
×
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  }
203
  if (value) {
2,138,615,294!
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    *value = *(int64_t*)BR_PTR(reader);
2,138,838,757✔
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  }
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  reader->offset += sizeof(int64_t);
2,138,615,294✔
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  return 0;
2,138,615,294✔
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}
209

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static int32_t tBufferGetU8(SBufferReader *reader, uint8_t *value) { return tBufferGet(reader, sizeof(*value), value); }
664,289,896!
211

212
static int32_t tBufferGetU16(SBufferReader *reader, uint16_t *value) {
×
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  return tBufferGet(reader, sizeof(*value), value);
×
214
}
215

216
static int32_t tBufferGetU32(SBufferReader *reader, uint32_t *value) {
57,148,423!
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  return tBufferGet(reader, sizeof(*value), value);
57,148,423✔
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}
219

220
static int32_t tBufferGetU64(SBufferReader *reader, uint64_t *value) {
×
221
  return tBufferGet(reader, sizeof(*value), value);
×
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}
223

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static int32_t tBufferGetU64v(SBufferReader *reader, uint64_t *value) {
227,779,765✔
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  uint8_t  byte;
226
  int32_t  code;
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  uint64_t u64 = 0;
227,779,765✔
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  for (int32_t i = 0;; i++) {
227,779,765✔
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    code = tBufferGetU8(reader, &byte);
331,169,847✔
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    if (code) return code;
331,162,073!
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233
    u64 |= (((uint64_t)(byte & 0x7F)) << (i * 7));
331,162,073✔
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235
    if (byte < 0x80) {
331,162,073✔
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      break;
227,771,991✔
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    }
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  }
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240
  if (value) {
227,771,991✔
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    *value = u64;
227,764,615✔
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  }
243

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  return 0;
227,771,991✔
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}
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247
static int32_t tBufferGetU16v(SBufferReader *reader, uint16_t *value) {
47,484,751✔
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  uint64_t u64;
249
  int32_t  code = tBufferGetU64v(reader, &u64);
47,484,751✔
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  if (code) return code;
47,486,980!
251
  if (value) {
47,486,980!
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    *value = (uint16_t)u64;
47,487,316✔
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  }
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  return 0;
47,486,980✔
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}
256

257
static int32_t tBufferGetU32v(SBufferReader *reader, uint32_t *value) {
180,442,618✔
258
  uint64_t u64;
259
  int32_t  code = tBufferGetU64v(reader, &u64);
180,442,618✔
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  if (code) return code;
180,443,665!
261
  if (value) {
180,443,665!
262
    *value = (uint32_t)u64;
180,448,186✔
263
  }
264
  return 0;
180,443,665✔
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}
266

267
static int32_t tBufferGetI16v(SBufferReader *reader, int16_t *value) {
47,484,609✔
268
  uint16_t u16;
269
  int32_t  code = tBufferGetU16v(reader, &u16);
47,484,609✔
270
  if (code) return code;
47,487,755!
271
  if (value) {
47,487,755!
272
    *value = ZIGZAGD(int16_t, u16);
47,488,176✔
273
  }
274
  return 0;
47,487,755✔
275
}
276

277
static int32_t tBufferGetI32v(SBufferReader *reader, int32_t *value) {
174,908,485✔
278
  uint32_t u32;
279
  int32_t  code = tBufferGetU32v(reader, &u32);
174,908,485✔
280
  if (code) return code;
174,914,855!
281
  if (value) {
174,914,855!
282
    *value = ZIGZAGD(int32_t, u32);
174,916,705✔
283
  }
284
  return 0;
174,914,855✔
285
}
286

287
static int32_t tBufferGetI64v(SBufferReader *reader, int64_t *value) {
×
288
  uint64_t u64;
289
  int32_t  code = tBufferGetU64v(reader, &u64);
×
290
  if (code) return code;
×
291
  if (value) {
×
292
    *value = ZIGZAGD(int64_t, u64);
×
293
  }
294
  return 0;
×
295
}
296

297
static int32_t tBufferGetBinary(SBufferReader *reader, const void **data, uint32_t *size) {
×
298
  uint32_t tmpSize;
299
  int32_t  code;
300

301
  // size
302
  code = tBufferGetU32v(reader, &tmpSize);
×
303
  if (code) return code;
×
304
  if (size) {
×
305
    *size = tmpSize;
×
306
  }
307

308
  // data
309
  if (tmpSize > 0) {
×
310
    if (reader->offset + tmpSize > reader->buffer->size) {
×
311
      return TSDB_CODE_OUT_OF_RANGE;
×
312
    }
313
    if (data) {
×
314
      *data = BR_PTR(reader);
×
315
    }
316
    reader->offset += tmpSize;
×
317
  } else if (data) {
×
318
    *data = NULL;
×
319
  }
320

321
  return 0;
×
322
}
323

324
static int32_t tBufferGetCStr(SBufferReader *reader, const char **str) {
×
325
  return tBufferGetBinary(reader, (const void **)str, NULL);
×
326
}
327

328
static int32_t tBufferGetF32(SBufferReader *reader, float *value) {
×
329
  union {
330
    float    f;
331
    uint32_t u;
332
  } u;
333
  TAOS_CHECK_RETURN(tBufferGetU32(reader, &u.u));
×
334
  if (value) {
×
335
    *value = u.f;
×
336
  }
337
  return 0;
×
338
}
339

340
static int32_t tBufferGetF64(SBufferReader *reader, double *value) {
×
341
  union {
342
    double   f;
343
    uint64_t u;
344
  } u;
345
  TAOS_CHECK_RETURN(tBufferGetU64(reader, &u.u));
×
346
  if (value) {
×
347
    *value = u.f;
×
348
  }
349
  return 0;
×
350
}
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