231 lines
6.4 KiB
C++
231 lines
6.4 KiB
C++
#ifndef __STRSTREA_H
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#define __STRSTREA_H
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#pragma option push -b -a8 -pc -Vx- -Ve- -w-inl -w-aus -w-sig
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// -*- C++ -*-
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/***************************************************************************
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*
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* strstream - Declarations for the Standard Library string stream classes
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*
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***************************************************************************
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*
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* Copyright (c) 1994-1999 Rogue Wave Software, Inc. All Rights Reserved.
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*
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* This computer software is owned by Rogue Wave Software, Inc. and is
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* protected by U.S. copyright laws and other laws and by international
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* treaties. This computer software is furnished by Rogue Wave Software,
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* Inc. pursuant to a written license agreement and may be used, copied,
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* transmitted, and stored only in accordance with the terms of such
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* license and with the inclusion of the above copyright notice. This
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* computer software or any other copies thereof may not be provided or
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* otherwise made available to any other person.
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*
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* U.S. Government Restricted Rights. This computer software is provided
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* with Restricted Rights. Use, duplication, or disclosure by the
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* Government is subject to restrictions as set forth in subparagraph (c)
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* (1) (ii) of The Rights in Technical Data and Computer Software clause
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* at DFARS 252.227-7013 or subparagraphs (c) (1) and (2) of the
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* Commercial Computer Software – Restricted Rights at 48 CFR 52.227-19,
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* as applicable. Manufacturer is Rogue Wave Software, Inc., 5500
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* Flatiron Parkway, Boulder, Colorado 80301 USA.
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*
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**************************************************************************/
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#ifndef __STD_STRSTREAM__
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#define __STD_STRSTREAM__
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#include <streambuf>
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#include <istream>
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#include <ostream>
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#ifndef _RWSTD_NO_NAMESPACE
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namespace std {
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#endif
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class _RWSTDExport strstreambuf
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#ifndef _RWSTD_NO_COMPLEX_DEFAULT_TEMPLATES
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: public basic_streambuf<char>
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#else
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: public basic_streambuf<char, char_traits<char> >
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#endif // _RWSTD_NO_COMPLEX_DEFAULT_TEMPLATES
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{
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public:
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//
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// Types:
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//
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typedef char char_type;
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typedef char_traits<char> traits;
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typedef traits::int_type int_type;
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typedef traits::pos_type pos_type;
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typedef traits::off_type off_type;
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_EXPLICIT strstreambuf(streamsize alsize = 0);
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strstreambuf(void *(*palloc)(size_t), void (*pfree)(void *));
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strstreambuf(char *gnext, streamsize n, char *pbeg = 0);
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strstreambuf(unsigned char *gnext, streamsize n,
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unsigned char *pbeg = 0);
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strstreambuf(signed char *gnext, streamsize n,
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signed char *pbeg = 0);
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strstreambuf(const char *gnext, streamsize n);
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strstreambuf(const unsigned char *gnext, streamsize n);
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strstreambuf(const signed char *gnext, streamsize n);
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virtual ~strstreambuf();
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void freeze(bool f = true);
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char *str();
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int pcount() const;
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protected:
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virtual int_type overflow(int_type c = traits::eof());
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virtual int_type pbackfail(int_type c = traits::eof());
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virtual int_type underflow();
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virtual pos_type seekoff(off_type, ios_base::seekdir way,
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ios_base::openmode which =
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ios_base::in | ios_base::out);
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virtual pos_type seekpos(pos_type sp, ios_base::openmode which =
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ios_base::in | ios_base::out);
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virtual streambuf* setbuf(char *s, streamsize n);
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virtual streamsize xsputn(const char_type *s, streamsize n);
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private:
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typedef long strstate;
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enum str_state {
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allocated = 0x01,
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constant = 0x02,
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dynamic = 0x04,
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frozen = 0x08
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};
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int doallocate();
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strstate __strmode;
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streamsize __alsize;
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char *__data;
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streamsize __end_pos;
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void *(*__palloc)(size_t);
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void (*__pfree)(void *);
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};
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class _RWSTDExport istrstream
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#ifndef _RWSTD_NO_COMPLEX_DEFAULT_TEMPLATES
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: public basic_istream<char>
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#else
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: public basic_istream<char, char_traits<char> >
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#endif
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{
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public:
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//
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// Types:
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//
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typedef char char_type;
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typedef char_traits<char> traits;
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typedef traits::int_type int_type;
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typedef traits::pos_type pos_type;
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typedef traits::off_type off_type;
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_EXPLICIT istrstream(const char *s);
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istrstream(const char *s, streamsize n);
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_EXPLICIT istrstream(char *s);
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istrstream(char *s, streamsize n);
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virtual ~istrstream();
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strstreambuf *rdbuf() const;
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char *str();
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protected:
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private:
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strstreambuf __sb;
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};
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class _RWSTDExport ostrstream
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#ifndef _RWSTD_NO_COMPLEX_DEFAULT_TEMPLATES
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: public basic_ostream<char>
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#else
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: public basic_ostream<char, char_traits<char> >
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#endif
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{
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public:
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//
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// Types:
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//
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typedef char char_type;
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typedef char_traits<char> traits;
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typedef traits::int_type int_type;
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typedef traits::pos_type pos_type;
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typedef traits::off_type off_type;
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ostrstream();
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ostrstream(char *s, int n,
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ios_base::openmode = ios_base::out);
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virtual ~ostrstream();
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strstreambuf *rdbuf() const;
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void freeze(bool freezefl = true);
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char *str();
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int pcount() const;
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protected:
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private:
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strstreambuf __sb;
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};
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/*
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* Class strstream
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*/
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class _RWSTDExport strstream
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#ifndef _RWSTD_NO_DEFAULT_TEMPLATES
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: public basic_iostream<char>
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#else
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: public basic_iostream<char, char_traits<char> >
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#endif
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{
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public:
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//
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// Types:
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//
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typedef char char_type;
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typedef char_traits<char> traits;
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typedef traits::int_type int_type;
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typedef traits::pos_type pos_type;
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typedef traits::off_type off_type;
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strstream();
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strstream(char *s, int n,
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ios_base::openmode = ios_base::out | ios_base::in);
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void freeze(bool freezefl = true);
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int pcount() const;
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virtual ~strstream();
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strstreambuf *rdbuf() const;
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char *str();
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protected:
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private:
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strstreambuf __sb;
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};
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#ifndef _RWSTD_NO_NAMESPACE
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}
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#endif
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#endif //__STD_STRSTREAM__
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#ifndef __USING_STD_NAMES__
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using namespace std;
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#endif
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#pragma option pop
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#endif /* __STRSTREA_H */
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