quotedprintablestream.h
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1 /*
2  * Copyright (C) 2007 Tommi Maekitalo
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * As a special exception, you may use this file as part of a free
10  * software library without restriction. Specifically, if other files
11  * instantiate templates or use macros or inline functions from this
12  * file, or you compile this file and link it with other files to
13  * produce an executable, this file does not by itself cause the
14  * resulting executable to be covered by the GNU General Public
15  * License. This exception does not however invalidate any other
16  * reasons why the executable file might be covered by the GNU Library
17  * General Public License.
18  *
19  * This library is distributed in the hope that it will be useful,
20  * but WITHOUT ANY WARRANTY; without even the implied warranty of
21  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
22  * Lesser General Public License for more details.
23  *
24  * You should have received a copy of the GNU Lesser General Public
25  * License along with this library; if not, write to the Free Software
26  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
27  */
28 
29 #ifndef CXXTOOLS_QUOTEDPRINTABLE_H
30 #define CXXTOOLS_QUOTEDPRINTABLE_H
31 
32 #include <iostream>
33 
34 namespace cxxtools
35 {
36 
37 class QuotedPrintable_streambuf : public std::streambuf
38 {
39  std::streambuf* sinksource;
40  unsigned col;
41 
42  public:
43  QuotedPrintable_streambuf(std::streambuf* sinksource_)
44  : sinksource(sinksource_),
45  col(0)
46  { }
47 
48  protected:
49  std::streambuf::int_type overflow(std::streambuf::int_type ch);
50  std::streambuf::int_type underflow();
51  int sync();
52 };
53 
54 class QuotedPrintable_ostream : public std::ostream
55 {
56  QuotedPrintable_streambuf streambuf;
57 
58  public:
61  QuotedPrintable_ostream(std::ostream& out)
62  : std::ostream(0),
63  streambuf(out.rdbuf())
64  {
65  init(&streambuf);
66  }
68  QuotedPrintable_ostream(std::streambuf* sb)
69  : std::ostream(0),
70  streambuf(sb)
71  {
72  init(&streambuf);
73  }
74 };
75 
76 }
77 
78 #endif // CXXTOOLS_QUOTEDPRINTABLE_H
79