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Matheus
33 lines
880 B
C
33 lines
880 B
C
#ifndef _HASHTABLE_H
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#define _HASHTABLE_H
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#include <stdint.h>
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#include <stddef.h>
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#include <stdbool.h>
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typedef struct hashentry_t {
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struct hashentry_t *next;
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struct hashentry_t *prev;
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uintmax_t hash;
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size_t keysize;
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void *key;
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void *value;
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} hashentry_t;
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typedef struct {
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size_t capacity;
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hashentry_t **entries;
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} hashtable_t;
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int hashtable_init(hashtable_t *table, size_t size);
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int hashtable_set(hashtable_t *table, void *value, void *key, size_t keysize, bool allocate);
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int hashtable_get(hashtable_t *table, void **value, void *key, size_t keysize);
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int hashtable_remove(hashtable_t *table, void *key, size_t keysize);
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int hashtable_destroy(hashtable_t *table);
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#define HASHTABLE_FOREACH(table) \
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for (uintmax_t toffset = 0; toffset < table->capacity; ++toffset) \
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for (hashentry_t *entry = table->entries[toffset]; entry != NULL; entry = entry->next)
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#endif
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