[streambuf.get.area] (original) (raw)

31 Input/output library [input.output]

31.6 Stream buffers [stream.buffers]

31.6.3 Class template basic_streambuf [streambuf]

31.6.3.4 Protected member functions [streambuf.protected]

31.6.3.4.2 Get area access [streambuf.get.area]

char_type* eback() const;

Returns: The beginning pointer for the input sequence.

Returns: The next pointer for the input sequence.

char_type* egptr() const;

Returns: The end pointer for the input sequence.

Effects: Adds n to the next pointer for the input sequence.

void setg(char_type* gbeg, char_type* gnext, char_type* gend);

Preconditions: [gbeg, gnext), [gbeg, gend), and [gnext, gend) are all valid ranges.

Postconditions: gbeg == eback(),gnext == gptr(), andgend == egptr() are all true.