This file is indexed.

/usr/include/ns3/int64x64-double.h is in libns3-dev 3.13+dfsg-1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
#include "ns3/core-config.h"
#if !defined(INT64X64_DOUBLE_H) && (defined (INT64X64_USE_DOUBLE) || defined(PYTHON_SCAN))
#define INT64X64_DOUBLE_H

#include <iostream>
#include <math.h>

namespace ns3 {

class int64x64_t
{
public:
  inline int64x64_t ()
    : _v (0) {}
  inline int64x64_t (double v)
    : _v (v) {}
  inline int64x64_t (int v)
    : _v (v) {}
  inline int64x64_t (long int v)
    : _v (v) {}
  inline int64x64_t (long long int v)
    : _v (v) {}
  inline int64x64_t (unsigned int v)
    : _v (v) {}
  inline int64x64_t (unsigned long int v)
    : _v (v) {}
  inline int64x64_t (unsigned long long int v)
    : _v (v) {}
  inline int64x64_t (int64_t hi, uint64_t lo)
    : _v (hi) { /* XXX */}

  inline int64x64_t (const int64x64_t &o)
    : _v (o._v) {}
  inline int64x64_t &operator = (const int64x64_t &o)
  {
    _v = o._v;
    return *this;
  }

  inline double GetDouble (void) const
  {
    return _v;
  }
  inline int64_t GetHigh (void) const
  {
    return (int64_t)floor (_v);
  }
  inline uint64_t GetLow (void) const
  {
    // XXX
    return 0;
  }

  inline void MulByInvert (const int64x64_t &o)
  {
    _v *= o._v;
  }

  static inline int64x64_t Invert (uint64_t v)
  {
    double d = v;
    return int64x64_t (1/d);
  }

private:
  friend bool operator == (const int64x64_t &lhs, const int64x64_t &rhs);
  friend bool operator != (const int64x64_t &lhs, const int64x64_t &rhs);
  friend bool operator <= (const int64x64_t &lhs, const int64x64_t &rhs);
  friend bool operator >= (const int64x64_t &lhs, const int64x64_t &rhs);
  friend bool operator < (const int64x64_t &lhs, const int64x64_t &rhs);
  friend bool operator > (const int64x64_t &lhs, const int64x64_t &rhs);
  friend int64x64_t &operator += (int64x64_t &lhs, const int64x64_t &rhs);
  friend int64x64_t &operator -= (int64x64_t &lhs, const int64x64_t &rhs);
  friend int64x64_t &operator *= (int64x64_t &lhs, const int64x64_t &rhs);
  friend int64x64_t &operator /= (int64x64_t &lhs, const int64x64_t &rhs);
  friend int64x64_t operator + (const int64x64_t &lhs, const int64x64_t &rhs);
  friend int64x64_t operator - (const int64x64_t &lhs, const int64x64_t &rhs);
  friend int64x64_t operator * (const int64x64_t &lhs, const int64x64_t &rhs);
  friend int64x64_t operator / (const int64x64_t &lhs, const int64x64_t &rhs);
  friend int64x64_t operator + (const int64x64_t &lhs);
  friend int64x64_t operator - (const int64x64_t &lhs);
  friend int64x64_t operator ! (const int64x64_t &lhs);

  double _v;
};

inline bool operator == (const int64x64_t &lhs, const int64x64_t &rhs)
{
  return lhs._v == rhs._v;
}

inline bool operator != (const int64x64_t &lhs, const int64x64_t &rhs)
{
  return lhs._v != rhs._v;
}

inline bool operator <= (const int64x64_t &lhs, const int64x64_t &rhs)
{
  return lhs._v <= rhs._v;
}

inline bool operator >= (const int64x64_t &lhs, const int64x64_t &rhs)
{
  return lhs._v >= rhs._v;
}
inline bool operator < (const int64x64_t &lhs, const int64x64_t &rhs)
{
  return lhs._v < rhs._v;
}
inline bool operator > (const int64x64_t &lhs, const int64x64_t &rhs)
{
  return lhs._v > rhs._v;
}
inline int64x64_t &operator += (int64x64_t &lhs, const int64x64_t &rhs)
{
  double tmp = lhs._v;
  tmp += rhs._v;
  lhs = int64x64_t (tmp);
  return lhs;
}
inline int64x64_t &operator -= (int64x64_t &lhs, const int64x64_t &rhs)
{
  double tmp = lhs._v;
  tmp -= rhs._v;
  lhs = int64x64_t (tmp);
  return lhs;
}
inline int64x64_t &operator *= (int64x64_t &lhs, const int64x64_t &rhs)
{
  double tmp = lhs._v;
  tmp *= rhs._v;
  lhs = int64x64_t (tmp);
  return lhs;
}
inline int64x64_t &operator /= (int64x64_t &lhs, const int64x64_t &rhs)
{
  double tmp = lhs._v;
  tmp /= rhs._v;
  lhs = int64x64_t (tmp);
  return lhs;
}

inline int64x64_t operator + (const int64x64_t &lhs)
{
  return lhs;
}

inline int64x64_t operator - (const int64x64_t &lhs)
{
  return int64x64_t (-lhs._v);
}

inline int64x64_t operator ! (const int64x64_t &lhs)
{
  return int64x64_t (!lhs._v);
}

} // namespace ns3

#endif /* INT64X64_DOUBLE_H */