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https://github.com/morgan9e/systemd
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22 lines
893 B
C
22 lines
893 B
C
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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#pragma once
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#include "forward.h"
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/* Ideally the Iterator would be an opaque struct, but it is instantiated
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* by hashmap users, so the definition has to be here. Do not use its fields
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* directly. */
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typedef struct Iterator {
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const void *next_key; /* expected value of that entry's key pointer */
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unsigned idx; /* index of an entry to be iterated next */
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#if ENABLE_DEBUG_HASHMAP
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unsigned put_count; /* hashmap's put_count recorded at start of iteration */
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unsigned rem_count; /* hashmap's rem_count in previous iteration */
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unsigned prev_idx; /* idx in previous iteration */
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#endif
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} Iterator;
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#define _IDX_ITERATOR_FIRST (UINT_MAX - 1)
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#define ITERATOR_FIRST ((Iterator) { .idx = _IDX_ITERATOR_FIRST, .next_key = NULL })
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#define ITERATOR_IS_FIRST(i) ((i).idx == _IDX_ITERATOR_FIRST)
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