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Added env hashmap with build_env function to build envp

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Maix0 2024-05-04 19:21:56 +02:00
parent f35e986145
commit f86947a852
54 changed files with 2010 additions and 105 deletions
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116
output/src/hashmap/env/env.c vendored Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* hashmap_env.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: maiboyer <maiboyer@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/12/06 10:58:20 by maiboyer #+# #+# */
/* Updated: 2023/12/11 15:32:51 by maiboyer ### ########.fr */
/* */
/* ************************************************************************** */
#include "me/hash/hasher.h"
#include "me/hash/sip.h"
#include "me/hashmap/hashmap_env.h"
#include "me/mem/mem_alloc.h"
#include "me/mem/mem_alloc_array.h"
#include "me/mem/mem_copy.h"
#include "me/types.h"
#include <stdlib.h>
t_hashmap_env *new_hashmap_env(t_hash_env_fn hfunc,
t_eq_env_fn cfunc,
t_drop_env_fn drop)
{
return (new_hashmap_with_buckets_env(hfunc, cfunc, drop,
DEFAULT_BUCKETS));
}
t_hashmap_env *new_hashmap_with_buckets_env(
t_hash_env_fn hfunc, t_eq_env_fn cfunc,
t_drop_env_fn drop, t_usize buckets)
{
t_hashmap_env *hmap;
hmap = mem_alloc(sizeof(*hmap));
if (hmap == NULL)
return (NULL);
hmap->buckets = mem_alloc_array(buckets, sizeof(t_entry_env *));
hmap->num_buckets = buckets;
hmap->hasher = hasher_sip13_new();
hmap->hfunc = hfunc;
hmap->cfunc = cfunc;
hmap->drop = drop;
if (hmap->buckets == NULL)
return ((void)free(hmap), NULL);
return (hmap);
}
void drop_hashmap_env(t_hashmap_env *hmap)
{
t_usize index;
index = 0;
while (index < hmap->num_buckets)
{
if (hmap->buckets[index])
{
hmap->drop(hmap->buckets[index]->kv);
free(hmap->buckets[index]);
}
index++;
}
hasher_finish(&hmap->hasher);
free(hmap->buckets);
free(hmap);
}
t_entry_env *hashmap_get_entry_env(t_hashmap_env *hmap,
t_usize hashed_key,
t_str *key,
t_entry_env **prev)
{
t_entry_env *entry;
entry = hmap->buckets[hashed_key % hmap->num_buckets];
while (entry != NULL)
{
if (!hmap->cfunc(&entry->kv.key, key))
{
*prev = entry;
entry = entry->next;
}
else
{
return (entry);
}
}
return (NULL);
}
void insert_hashmap_env(t_hashmap_env *hmap, t_str key,
t_str value)
{
t_usize hashed_key;
t_entry_env *prev;
t_entry_env *entry;
hmap->hfunc(&hmap->hasher, &key);
hashed_key = hasher_reset_and_finish(&hmap->hasher);
prev = NULL;
entry = hashmap_get_entry_env(hmap, hashed_key, &key, &prev);
if (entry == NULL)
{
entry = mem_alloc(sizeof(t_entry_env));
entry->hash_id = hashed_key;
entry->kv = (t_kv_env){.key = key, .val = value};
entry->next = NULL;
if (prev == NULL)
hmap->buckets[hashed_key % hmap->num_buckets] = entry;
else
prev->next = entry;
}
else
entry->kv.val = value;
}