29 Input/output library [input.output]

29.6 Stream buffers [stream.buffers]

29.6.3 Class template basic_­streambuf [streambuf]

29.6.3.3 Protected member functions [streambuf.protected]

29.6.3.3.1 Assignment [streambuf.assign]

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basic_streambuf& operator=(const basic_streambuf& rhs);
1
#
Postconditions:
  • (1.1)
    eback() == rhs.eback()
  • (1.2)
    gptr() == rhs.gptr()
  • (1.3)
    egptr() == rhs.egptr()
  • (1.4)
    pbase() == rhs.pbase()
  • (1.5)
    pptr() == rhs.pptr()
  • (1.6)
    epptr() == rhs.epptr()
  • (1.7)
    getloc() == rhs.getloc()
2
#
Returns: *this.
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void swap(basic_streambuf& rhs);
3
#
Effects: Swaps the data members of rhs and *this.

29.6.3.3.2 Get area access [streambuf.get.area]

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char_type* eback() const;
1
#
Returns: The beginning pointer for the input sequence.
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char_type* gptr() const;
2
#
Returns: The next pointer for the input sequence.
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char_type* egptr() const;
3
#
Returns: The end pointer for the input sequence.
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void gbump(int n);
4
#
Effects: Adds n to the next pointer for the input sequence.
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void setg(char_type* gbeg, char_type* gnext, char_type* gend);
5
#
Postconditions: gbeg == eback(), gnext == gptr(), and gend == egptr() are all true.

29.6.3.3.3 Put area access [streambuf.put.area]

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char_type* pbase() const;
1
#
Returns: The beginning pointer for the output sequence.
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char_type* pptr() const;
2
#
Returns: The next pointer for the output sequence.
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char_type* epptr() const;
3
#
Returns: The end pointer for the output sequence.
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void pbump(int n);
4
#
Effects: Adds n to the next pointer for the output sequence.
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void setp(char_type* pbeg, char_type* pend);
5
#
Postconditions: pbeg == pbase(), pbeg == pptr(), and pend == epptr() are all true.