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Refactor data_structures/hash_map rehash fn
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Stephen Seo 2024-09-11 12:46:27 +09:00
parent 88d228644e
commit 2252b7d732
1 changed files with 8 additions and 11 deletions
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19
src/data_structures/hash_map.c
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@ -105,15 +105,15 @@ int simple_archiver_hash_map_internal_rehash(SDArchiverHashMap *hash_map) {
if (!hash_map) {
return 1;
}
SDArchiverHashMap *new_hash_map = malloc(sizeof(SDArchiverHashMap));
new_hash_map->buckets_size = hash_map->buckets_size * 2;
SDArchiverHashMap new_hash_map;
new_hash_map.buckets_size = hash_map->buckets_size * 2;
// Pointers have the same size (at least on the same machine), so
// sizeof(void*) should be ok.
new_hash_map->buckets = malloc(sizeof(void *) * new_hash_map->buckets_size);
for (size_t idx = 0; idx < new_hash_map->buckets_size; ++idx) {
new_hash_map->buckets[idx] = simple_archiver_list_init();
new_hash_map.buckets = malloc(sizeof(void *) * new_hash_map.buckets_size);
for (size_t idx = 0; idx < new_hash_map.buckets_size; ++idx) {
new_hash_map.buckets[idx] = simple_archiver_list_init();
}
new_hash_map->count = 0;
new_hash_map.count = 0;
// Iterate through the old hash map to populate the new hash map.
for (size_t bucket_idx = 0; bucket_idx < hash_map->buckets_size;
@ -123,7 +123,7 @@ int simple_archiver_hash_map_internal_rehash(SDArchiverHashMap *hash_map) {
node = node->next;
if (node && node != hash_map->buckets[bucket_idx]->tail && node->data) {
SDArchiverHashMapData *data = node->data;
simple_archiver_hash_map_insert(new_hash_map, data->value, data->key,
simple_archiver_hash_map_insert(&new_hash_map, data->value, data->key,
data->key_size, data->value_cleanup_fn,
data->key_cleanup_fn);
data->key_cleanup_fn = simple_archiver_hash_map_internal_no_free_fn;
@ -140,10 +140,7 @@ int simple_archiver_hash_map_internal_rehash(SDArchiverHashMap *hash_map) {
free(hash_map->buckets);
// Move the new buckets and related data into the old hash_map.
*hash_map = *new_hash_map;
// `free` the "new_hash_map" as the needed data was moved from it.
free(new_hash_map);
*hash_map = new_hash_map;
return 0;
}