bes Updated for version 3.20.10
PPTStreamBuf.h
1// PPTStreamBuf.h
2
3// This file is part of bes, A C++ back-end server implementation framework
4// for the OPeNDAP Data Access Protocol.
5
6// Copyright (c) 2004-2009 University Corporation for Atmospheric Research
7// Author: Patrick West <pwest@ucar.edu> and Jose Garcia <jgarcia@ucar.edu>
8//
9// This library is free software; you can redistribute it and/or
10// modify it under the terms of the GNU Lesser General Public
11// License as published by the Free Software Foundation; either
12// version 2.1 of the License, or (at your option) any later version.
13//
14// This library is distributed in the hope that it will be useful,
15// but WITHOUT ANY WARRANTY; without even the implied warranty of
16// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17// Lesser General Public License for more details.
18//
19// You should have received a copy of the GNU Lesser General Public
20// License along with this library; if not, write to the Free Software
21// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22//
23// You can contact University Corporation for Atmospheric Research at
24// 3080 Center Green Drive, Boulder, CO 80301
25
26// (c) COPYRIGHT University Corporation for Atmospheric Research 2004-2005
27// Please read the full copyright statement in the file COPYRIGHT_UCAR.
28//
29// Authors:
30// pwest Patrick West <pwest@ucar.edu>
31// jgarcia Jose Garcia <jgarcia@ucar.edu>
32
33#ifndef I_PPTStreamBuf_h
34#define I_PPTStreamBuf_h 1
35
36#include <streambuf>
37
38class PPTStreamBuf: public std::streambuf {
39private:
40 unsigned d_bufsize;
41 int d_fd;
42 char * d_buffer;
43 unsigned int count;
44
45 PPTStreamBuf() :
46 d_bufsize(0), d_fd(-1), d_buffer(nullptr), count(0)
47 {
48 }
49public:
50 explicit PPTStreamBuf(int fd, unsigned bufsize = 1);
51 ~PPTStreamBuf() override;
52
53#if 0
54 unsigned int how_many() const
55 {
56 return count;
57 }
58#endif
59
60 void open(int fd, unsigned bufsize = 1);
61
62 int sync() override;
63
64 int overflow(int c) override;
65
66 void finish();
67};
68
69#endif // I_PPTStreamBuf_h 1
70