Abdelrahman Said
53 lines
1.6 KiB
C
53 lines
1.6 KiB
C
/*
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igraph library.
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Copyright (C) 2022 The igraph development team <igraph@igraph.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef IGRAPH_CACHING_H
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#define IGRAPH_CACHING_H
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#include "igraph_datatype.h"
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#include "igraph_decls.h"
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#include "igraph_error.h"
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#include "igraph_types.h"
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#include "internal/hacks.h"
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#include <string.h> /* memset */
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IGRAPH_BEGIN_C_DECLS
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struct igraph_i_property_cache_t {
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igraph_bool_t value[IGRAPH_PROP_I_SIZE];
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/** Bit field that stores which of the properties are cached at the moment */
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uint32_t known;
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};
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igraph_error_t igraph_i_property_cache_init(igraph_i_property_cache_t *cache);
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igraph_error_t igraph_i_property_cache_copy(
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igraph_i_property_cache_t *cache,
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const igraph_i_property_cache_t *other_cache);
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void igraph_i_property_cache_destroy(igraph_i_property_cache_t *cache);
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void igraph_i_property_cache_invalidate_conditionally(
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const igraph_t *graph, uint32_t keep_always, uint32_t keep_when_false, uint32_t keep_when_true
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);
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IGRAPH_END_C_DECLS
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#endif /* IGRAPH_CACHING_H */
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