MPQC  3.0.0-alpha
state_bin.h
1 //
2 // state_bin.h
3 //
4 // Copyright (C) 1996 Limit Point Systems, Inc.
5 //
6 // Author: Curtis Janssen <cljanss@limitpt.com>
7 // Maintainer: LPS
8 //
9 // This file is part of the SC Toolkit.
10 //
11 // The SC Toolkit is free software; you can redistribute it and/or modify
12 // it under the terms of the GNU Library General Public License as published by
13 // the Free Software Foundation; either version 2, or (at your option)
14 // any later version.
15 //
16 // The SC Toolkit is distributed in the hope that it will be useful,
17 // but WITHOUT ANY WARRANTY; without even the implied warranty of
18 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 // GNU Library General Public License for more details.
20 //
21 // You should have received a copy of the GNU Library General Public License
22 // along with the SC Toolkit; see the file COPYING.LIB. If not, write to
23 // the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
24 //
25 // The U.S. Government is granted a limited license as per AL 91-7.
26 //
27 
28 #ifndef _util_state_state_bin_h
29 #define _util_state_state_bin_h
30 
31 #include <util/state/state_file.h>
32 
33 namespace sc {
34 
38 class StateOutBin: public StateOutFile {
39  private:
40  int file_position_;
41  // do not allow copy constructor or assignment
42  StateOutBin(const StateOutBin&);
43  void operator=(const StateOutBin&);
47  int put_array_void(const void*,int);
48  public:
49  StateOutBin();
50  StateOutBin(std::ostream&);
51  StateOutBin(const char *);
52  ~StateOutBin();
53 
54  int open(const char *name);
55  void close();
56 
57  int use_directory();
58 
59  int tell();
60  void seek(int loc);
61  int seekable();
62  };
63 
67 class StateInBin: public StateInFile {
68  private:
69  int file_position_;
70  // do not allow copy constructor or assignment
71  StateInBin(const StateInBin&);
72  void operator=(const StateInBin&);
76  int get_array_void(void*,int);
77  public:
78  StateInBin();
79  StateInBin(const Ref<KeyVal> &);
80  StateInBin(std::istream&);
81  StateInBin(const char *);
82  ~StateInBin();
83 
84  int open(const char *name);
85 
86  int use_directory();
87 
88  int tell();
89  void seek(int loc);
90  int seekable();
91  };
92 
93 }
94 
95 #endif
96 
97 // Local Variables:
98 // mode: c++
99 // c-file-style: "CLJ"
100 // End:
sc::StateInBin::seek
void seek(int loc)
Set the current position in the file.
sc::StateInFile
Definition: state_file.h:73
sc::StateOutBin::seek
void seek(int loc)
Set the current position in the file.
sc::StateInBin
Definition: state_bin.h:67
sc::Ref
A template class that maintains references counts.
Definition: ref.h:361
sc::StateInBin::open
int open(const char *name)
State information will be obtained from name.
sc::StateOutBin::close
void close()
Close the output stream.
sc::StateOutBin::use_directory
int use_directory()
Returns true if this object uses a directory.
sc::StateOutBin
Definition: state_bin.h:38
sc::StateInBin::tell
int tell()
Return the current position in the file.
sc::StateOutBin::tell
int tell()
Returns the current position in the file.
sc::StateOutFile
Definition: state_file.h:44
sc::StateInBin::use_directory
int use_directory()
Returns true of this object uses a directory.
sc::StateInBin::seekable
int seekable()
Return non-zero if seek does anything sensible.
sc::StateOutBin::open
int open(const char *name)
State information will be written to name.
sc
Contains all MPQC code up to version 3.
Definition: mpqcin.h:14
sc::StateOutBin::seekable
int seekable()
Return non-zero if tell and seek do anything sensible.

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