35 lines
784 B
C++
35 lines
784 B
C++
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// Boost nil_generator.hpp header file ----------------------------------------------//
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// Copyright 2010 Andy Tompkins.
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_UUID_NIL_GENERATOR_HPP
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#define BOOST_UUID_NIL_GENERATOR_HPP
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#include <boost/uuid/uuid.hpp>
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namespace boost {
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namespace uuids {
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// generate a nil uuid
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struct nil_generator {
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typedef uuid result_type;
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uuid operator()() const {
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// initialize to all zeros
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uuid u = {{0}};
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return u;
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}
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};
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inline uuid nil_uuid() {
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return nil_generator()();
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}
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}} // namespace boost::uuids
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#endif // BOOST_UUID_NIL_GENERATOR_HPP
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