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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 |
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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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