54 lines
1.3 KiB
C++
54 lines
1.3 KiB
C++
/*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* Copyright 2019 Danny Robson <danny@nerdcruft.net>
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*/
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#pragma once
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#include "except.hpp"
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#include <sys/types.h>
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#include <ifaddrs.h>
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namespace cruft::posix {
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auto
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interface (void)
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{
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struct iterator {
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iterator ()
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{
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error::try_call (getifaddrs, &cursor);
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}
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iterator (ifaddrs *_cursor):
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cursor (_cursor)
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{ ; }
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ifaddrs *cursor;
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decltype (auto) operator* (void) { return *cursor; }
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decltype (auto) operator-> (void) { return cursor; }
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iterator& operator++ (void)
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{
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cursor = cursor->ifa_next;
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return *this;
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}
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bool operator== (iterator const &rhs) const noexcept { return cursor == rhs.cursor; }
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bool operator!= (iterator const &rhs) const noexcept { return cursor != rhs.cursor; }
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};
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struct container {
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auto begin (void) { return iterator ( ); }
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auto end (void) { return iterator (nullptr); }
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};
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return container ();
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}
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} |