| 1 | /* This is part of libio/iostream, providing -*- C++ -*- input/output.
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| 2 | Copyright (C) 1988, 1992, 1993 Free Software Foundation
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| 3 | written by Doug Lea ([email protected])
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| 4 |
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| 5 | This file is part of the GNU IO Library. This library is free
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| 6 | software; you can redistribute it and/or modify it under the
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| 7 | terms of the GNU General Public License as published by the
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| 8 | Free Software Foundation; either version 2, or (at your option)
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| 9 | any later version.
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| 10 |
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| 11 | This library is distributed in the hope that it will be useful,
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| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | GNU General Public License for more details.
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| 15 |
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| 16 | You should have received a copy of the GNU General Public License
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| 17 | along with this library; see the file COPYING. If not, write to the Free
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| 18 | Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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| 19 |
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| 20 | As a special exception, if you link this library with files
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| 21 | compiled with a GNU compiler to produce an executable, this does not cause
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| 22 | the resulting executable to be covered by the GNU General Public License.
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| 23 | This exception does not however invalidate any other reasons why
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| 24 | the executable file might be covered by the GNU General Public License. */
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| 25 |
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| 26 | #ifndef _SFile_h
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| 27 | #ifdef __GNUG__
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| 28 | #pragma interface
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| 29 | #endif
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| 30 | #define _SFile_h 1
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| 31 |
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| 32 | #include <fstream.h>
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| 33 |
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| 34 | extern "C++" {
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| 35 | class SFile: public fstream
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| 36 | {
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| 37 | protected:
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| 38 | int sz; // unit size for structured binary IO
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| 39 |
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| 40 | public:
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| 41 | SFile() : fstream() { }
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| 42 | SFile(int fd, int size);
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| 43 | SFile(const char *name, int size, int mode, int prot=0664);
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| 44 | void open(const char *name, int size, int mode, int prot=0664);
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| 45 |
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| 46 | int size() { return sz; }
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| 47 | int setsize(int s) { int old = sz; sz = s; return old; }
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| 48 |
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| 49 | SFile& get(void* x);
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| 50 | SFile& put(void* x);
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| 51 | SFile& operator[](long i);
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| 52 | };
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| 53 | } // extern "C++"
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| 54 |
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| 55 | #endif
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