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1
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package decode |
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2
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3
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import "io" |
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4
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5
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func decodeObject(reader io.Reader, v interface{}) error { |
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6
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1 |
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sz, rSize, err := readSize(reader) |
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7
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1 |
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if err != nil { |
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8
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return err |
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9
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} |
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10
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11
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1 |
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cnt, rCount, err := readSize(reader) |
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12
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1 |
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if err != nil { |
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13
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return err |
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14
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} |
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15
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16
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1 |
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return decodeObjectItems(reader, v, sz, rSize+rCount, cnt) |
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17
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} |
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18
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19
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func decodeObjectItems(reader io.Reader, v interface{}, size int, wasRead readLen, items int) error { |
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20
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1 |
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rItems := 0 |
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21
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1 |
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rPosition := wasRead |
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22
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23
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1 |
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for rItems < items && rPosition < readLen(size) { |
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24
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1 |
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key, read, err := readObjectKey(reader) |
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25
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1 |
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if err != nil { |
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26
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return err |
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27
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} |
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28
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1 |
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rPosition += read |
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29
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30
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1 |
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btype, read, err := readType(reader) |
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31
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1 |
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if err != nil { |
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32
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return err |
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33
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} |
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34
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1 |
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rPosition += read |
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35
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36
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1 |
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bval, err := readValue(btype, reader) |
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37
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1 |
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if err != nil { |
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38
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return err |
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39
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} |
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40
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1 |
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rPosition += readLen(len(bval)) |
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41
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42
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1 |
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err = addObjectItem(key, btype, bval, v) |
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43
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1 |
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if err != nil { |
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44
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return err |
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45
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} |
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46
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47
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1 |
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rItems++ |
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48
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} |
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49
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50
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1 |
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return nil |
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51
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} |
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52
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53
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func readObjectKey(reader io.Reader) (string, readLen, error) { |
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54
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1 |
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var bsz = make([]byte, 1) |
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55
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1 |
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n, err := reader.Read(bsz) |
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56
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1 |
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if err != nil { |
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57
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return "", 0, err |
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58
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} |
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59
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60
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1 |
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if n != 1 { |
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61
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return "", readLen(n), ErrIncompleteRead |
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62
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} |
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63
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64
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1 |
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sz := int(Uint8(bsz)) |
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65
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66
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1 |
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var bkey = make([]byte, sz) |
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67
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68
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1 |
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n, err = reader.Read(bkey) |
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69
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1 |
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if err != nil { |
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70
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return "", 0, err |
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71
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} |
|
72
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73
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1 |
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if n != sz { |
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74
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return "", readLen(n), ErrIncompleteRead |
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75
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} |
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76
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77
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1 |
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return String(bkey), readLen(sz + 1), nil |
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78
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} |
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79
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et-nik /
binngo
