ndn-cxx: NDN C++ Library 0.9.0-33-g832ea91d
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bool-sink.hpp
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1/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2/*
3 * Copyright (c) 2013-2024 Regents of the University of California.
4 *
5 * This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
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7 * ndn-cxx library is free software: you can redistribute it and/or modify it under the
8 * terms of the GNU Lesser General Public License as published by the Free Software
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13 * PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
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21
22#ifndef NDN_CXX_SECURITY_TRANSFORM_BOOL_SINK_HPP
23#define NDN_CXX_SECURITY_TRANSFORM_BOOL_SINK_HPP
24
26
28
35class BoolSink : public Sink
36{
37public:
41 explicit
42 BoolSink(bool& value)
43 : m_value(value)
44 {
45 }
46
47private:
53 size_t
54 doWrite(span<const uint8_t> buf) final;
55
59 void
60 doEnd() final
61 {
62 // nothing to do
63 }
64
65private:
66 bool m_hasValue = false;
67 bool& m_value;
68};
69
70unique_ptr<Sink>
71boolSink(bool& value);
72
73} // namespace ndn::security::transform
74
75#endif // NDN_CXX_SECURITY_TRANSFORM_BOOL_SINK_HPP
A sink which outputs only one boolean value.
Definition bool-sink.hpp:36
BoolSink(bool &value)
Create a bool sink whose output will be stored in value.
Definition bool-sink.hpp:42
Abstraction of the transformation sink module.
unique_ptr< Sink > boolSink(bool &value)
Definition bool-sink.cpp:37
There are three types of module in a transformation chain: Source, Transform, and Sink.