1
2/*
3 Copyright (c) 2007-2016 Contributors as noted in the AUTHORS file
4
5 This file is part of libzmq, the ZeroMQ core engine in C++.
6
7 libzmq is free software; you can redistribute it and/or modify it under
8 the terms of the GNU Lesser General Public License (LGPL) as published
9 by the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
11
12 As a special exception, the Contributors give you permission to link
13 this library with independent modules to produce an executable,
14 regardless of the license terms of these independent modules, and to
15 copy and distribute the resulting executable under terms of your choice,
16 provided that you also meet, for each linked independent module, the
17 terms and conditions of the license of that module. An independent
18 module is a module which is not derived from or based on this library.
19 If you modify this library, you must extend this exception to your
20 version of the library.
21
22 libzmq is distributed in the hope that it will be useful, but WITHOUT
23 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
24 FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
25 License for more details.
26
27 You should have received a copy of the GNU Lesser General Public License
28 along with this program. If not, see <http://www.gnu.org/licenses/>.
29*/
30
31#ifndef __ZMQ_YPIPE_BASE_HPP_INCLUDED__
32#define __ZMQ_YPIPE_BASE_HPP_INCLUDED__
33
34#include "macros.hpp"
35
36namespace zmq
37{
38// ypipe_base abstracts ypipe and ypipe_conflate specific
39// classes, one is selected according to a the conflate
40// socket option
41
42template <typename T> class ypipe_base_t
43{
44 public:
45 virtual ~ypipe_base_t () ZMQ_DEFAULT;
46 virtual void write (const T &value_, bool incomplete_) = 0;
47 virtual bool unwrite (T *value_) = 0;
48 virtual bool flush () = 0;
49 virtual bool check_read () = 0;
50 virtual bool read (T *value_) = 0;
51 virtual bool probe (bool (*fn_) (const T &)) = 0;
52};
53}
54
55#endif
56