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