/usr/include/binpac_bytestring.h is in binpac 0.48-1.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 | #ifndef binpac_bytestring_h
#define binpac_bytestring_h
#include <string.h>
#include <string>
#include "binpac.h"
namespace binpac
{
template<class T> class datastring;
template <class T>
class const_datastring
{
public:
const_datastring()
: begin_(0), end_(0)
{
}
const_datastring(T const *data, int length)
: begin_(data), end_(data + length)
{
}
const_datastring(const T *begin, const T *end)
: begin_(begin), end_(end)
{
}
const_datastring(datastring<T> const &s)
: begin_(s.begin()), end_(s.end())
{
}
void init(const T *data, int length)
{
begin_ = data;
end_ = data + length;
}
T const *begin() const { return begin_; }
T const *end() const { return end_; }
int length() const { return end_ - begin_; }
T const &operator[](int index) const
{
return begin()[index];
}
bool operator==(const_datastring<T> const &s)
{
if ( length() != s.length() )
return false;
return memcmp((const void *) begin(), (const void *) s.begin(),
sizeof(T) * length()) == 0;
}
void set_begin(T const *begin) { begin_ = begin; }
void set_end(T const *end) { end_ = end; }
private:
T const *begin_;
T const *end_;
};
typedef const_datastring<uint8> const_bytestring;
template<class T>
class datastring
{
public:
datastring()
{
clear();
}
datastring(T *data, int len)
{
set(data, len);
}
datastring(T const *begin, T const *end)
{
set_const(begin, end - begin);
}
datastring(datastring<T> const &x)
: data_(x.data()), length_(x.length())
{
}
explicit datastring(const_datastring<T> const &x)
{
set_const(x.begin(), x.length());
}
datastring const &operator=(datastring<T> const &x)
{
BINPAC_ASSERT(!data_);
set(x.data(), x.length());
return *this;
}
void init(T const *begin, int length)
{
BINPAC_ASSERT(!data_);
set_const(begin, length);
}
void clear()
{
data_ = 0; length_ = 0;
}
void free()
{
if ( data_ )
delete [] data_;
clear();
}
void clone()
{
set_const(begin(), length());
}
datastring const &operator=(const_datastring<T> const &x)
{
BINPAC_ASSERT(!data_);
set_const(x.begin(), x.length());
return *this;
}
T const &operator[](int index) const
{
return begin()[index];
}
T *data() const { return data_; }
int length() const { return length_; }
T const *begin() const { return data_; }
T const *end() const { return data_ + length_; }
private:
void set(T *data, int len)
{
data_ = data;
length_ = len;
}
void set_const(T const *data, int len)
{
length_ = len;
data_ = new T[len + 1];
memcpy(data_, data, sizeof(T) * len);
data_[len] = 0;
}
T * data_;
int length_;
};
typedef datastring<uint8> bytestring;
inline const char *c_str(bytestring const &s)
{
return (const char *) s.begin();
}
inline std::string std_str(const_bytestring const &s)
{
return std::string((const char *) s.begin(), (const char *) s.end());
}
inline bool operator==(bytestring const &s1, const char *s2)
{
return strcmp(c_str(s1), s2) == 0;
}
inline void get_pointers(const_bytestring const &s,
uint8 const **pbegin, uint8 const **pend)
{
*pbegin = s.begin();
*pend = s.end();
}
inline void get_pointers(bytestring const *s,
uint8 const **pbegin, uint8 const **pend)
{
*pbegin = s->begin();
*pend = s->end();
}
} // namespace binpac
#endif // binpac_bytestring_h
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