48b39d31ef
The hash table implementation is useful for other modules as well. Move it from xwayland to the shared code. Signed-off-by: Michael Tretter <m.tretter@pengutronix.de>
52 lines
2.1 KiB
C
52 lines
2.1 KiB
C
/*
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* Copyright © 2009 Intel Corporation
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* Copyright © 1988-2004 Keith Packard and Bart Massey.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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* Except as contained in this notice, the names of the authors
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* or their institutions shall not be used in advertising or
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* otherwise to promote the sale, use or other dealings in this
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* Software without prior written authorization from the
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* authors.
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*
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* Authors:
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* Eric Anholt <eric@anholt.net>
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* Keith Packard <keithp@keithp.com>
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*/
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#ifndef HASH_H
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#define HASH_H
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#include <stdint.h>
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struct hash_table;
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struct hash_table *hash_table_create(void);
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typedef void (*hash_table_iterator_func_t)(void *element, void *data);
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void hash_table_destroy(struct hash_table *ht);
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void *hash_table_lookup(struct hash_table *ht, uint32_t hash);
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int hash_table_insert(struct hash_table *ht, uint32_t hash, void *data);
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void hash_table_remove(struct hash_table *ht, uint32_t hash);
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void hash_table_for_each(struct hash_table *ht,
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hash_table_iterator_func_t func, void *data);
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#endif
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