| 0,0 → 1,159 |
|---|
| /* |
| * Copyright (c) 1998 |
| * Silicon Graphics Computer Systems, Inc. |
| * |
| * Permission to use, copy, modify, distribute and sell this software |
| * and its documentation for any purpose is hereby granted without fee, |
| * provided that the above copyright notice appear in all copies and |
| * that both that copyright notice and this permission notice appear |
| * in supporting documentation. Silicon Graphics makes no |
| * representations about the suitability of this software for any |
| * purpose. It is provided "as is" without express or implied warranty. |
| */ |
| |
| // WARNING: The classes defined in this header are DEPRECATED. This |
| // header is defined in section D.7.1 of the C++ standard, and it |
| // MAY BE REMOVED in a future standard revision. You should use the |
| // header <sstream> instead. |
| |
| #ifndef __SGI_STL_STRSTREAM |
| #define __SGI_STL_STRSTREAM |
| |
| #include "backward_warning.h" |
| #include <bits/std_iosfwd.h> |
| #include <bits/std_ios.h> |
| #include <bits/std_istream.h> |
| #include <bits/std_ostream.h> |
| #include <bits/std_string.h> |
| |
| namespace std |
| { |
| |
| //---------------------------------------------------------------------- |
| // Class strstreambuf, a streambuf class that manages an array of char. |
| // Note that this class is not a template. |
| |
| class strstreambuf : public basic_streambuf<char, char_traits<char> > |
| { |
| public: // Types. |
| typedef char_traits<char> _Traits; |
| typedef basic_streambuf<char, _Traits> _Base; |
| |
| public: // Constructor, destructor |
| explicit strstreambuf(streamsize __initial_capacity = 0); |
| strstreambuf(void* (*__alloc)(size_t), void (*__free)(void*)); |
| |
| strstreambuf(char* __get, streamsize __n, char* __put = 0); |
| strstreambuf(signed char* __get, streamsize __n, signed char* __put = 0); |
| strstreambuf(unsigned char* __get, streamsize __n, unsigned char* __put=0); |
| |
| strstreambuf(const char* __get, streamsize __n); |
| strstreambuf(const signed char* __get, streamsize __n); |
| strstreambuf(const unsigned char* __get, streamsize __n); |
| |
| virtual ~strstreambuf(); |
| |
| public: // strstreambuf operations. |
| void freeze(bool = true); |
| char* str(); |
| int pcount() const; |
| |
| protected: // Overridden virtual member functions. |
| virtual int_type overflow(int_type __c = _Traits::eof()); |
| virtual int_type pbackfail(int_type __c = _Traits::eof()); |
| virtual int_type underflow(); |
| virtual _Base* setbuf(char* __buf, streamsize __n); |
| virtual pos_type seekoff(off_type __off, ios_base::seekdir __dir, |
| ios_base::openmode __mode |
| = ios_base::in | ios_base::out); |
| virtual pos_type seekpos(pos_type __pos, ios_base::openmode __mode |
| = ios_base::in | ios_base::out); |
| |
| private: // Helper functions. |
| // Dynamic allocation, possibly using _M_alloc_fun and _M_free_fun. |
| char* _M_alloc(size_t); |
| void _M_free(char*); |
| |
| // Helper function used in constructors. |
| void _M_setup(char* __get, char* __put, streamsize __n); |
| |
| private: // Data members. |
| void* (*_M_alloc_fun)(size_t); |
| void (*_M_free_fun)(void*); |
| |
| bool _M_dynamic : 1; |
| bool _M_frozen : 1; |
| bool _M_constant : 1; |
| }; |
| |
| //---------------------------------------------------------------------- |
| // Class istrstream, an istream that manages a strstreambuf. |
| |
| class istrstream : public basic_istream<char> |
| { |
| public: |
| explicit istrstream(char*); |
| explicit istrstream(const char*); |
| istrstream(char* , streamsize); |
| istrstream(const char*, streamsize); |
| virtual ~istrstream(); |
| |
| strstreambuf* rdbuf() const; |
| char* str(); |
| |
| private: |
| strstreambuf _M_buf; |
| }; |
| |
| //---------------------------------------------------------------------- |
| // Class ostrstream |
| |
| class ostrstream : public basic_ostream<char> |
| { |
| public: |
| ostrstream(); |
| ostrstream(char*, int, ios_base::openmode = ios_base::out); |
| virtual ~ostrstream(); |
| |
| strstreambuf* rdbuf() const; |
| void freeze(bool = true); |
| char* str(); |
| int pcount() const; |
| |
| private: |
| strstreambuf _M_buf; |
| }; |
| |
| //---------------------------------------------------------------------- |
| // Class strstream |
| |
| class strstream : public basic_iostream<char> |
| { |
| public: |
| typedef char char_type; |
| typedef char_traits<char>::int_type int_type; |
| typedef char_traits<char>::pos_type pos_type; |
| typedef char_traits<char>::off_type off_type; |
| |
| strstream(); |
| strstream(char*, int, ios_base::openmode = ios_base::in | ios_base::out); |
| virtual ~strstream(); |
| |
| strstreambuf* rdbuf() const; |
| void freeze(bool = true); |
| int pcount() const; |
| char* str(); |
| |
| private: |
| strstreambuf _M_buf; |
| }; |
| |
| } // namespace std |
| |
| #endif /* __SGI_STL_STRSTREAM */ |
| |
| // Local Variables: |
| // mode:C++ |
| // End: |
| |
| |