diff options
Diffstat (limited to 'src/ht/ft_htset.c')
| -rw-r--r-- | src/ht/ft_htset.c | 50 |
1 files changed, 32 insertions, 18 deletions
diff --git a/src/ht/ft_htset.c b/src/ht/ft_htset.c index c7068d5..b3a44ee 100644 --- a/src/ht/ft_htset.c +++ b/src/ht/ft_htset.c @@ -6,40 +6,54 @@ /* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */ /* +#+#+#+#+#+ +#+ */ /* Created: 2020/01/30 08:41:52 by cacharle #+# #+# */ -/* Updated: 2020/02/19 02:44:10 by cacharle ### ########.fr */ +/* Updated: 2020/04/03 07:13:17 by charles ### ########.fr */ /* */ /* ************************************************************************** */ -#include "libft.h" #include "libft_ht.h" -t_ftht_content *ft_htset(t_ftht *ht, char *key, void *value, - void (*del)(t_ftht_content*)) +/* +** \brief Create/Update a entry in hash table. +** \note If `key` already exist in `ht` +** only updates the list node entry. +** Else create a new list node in addition the list entry. +** \param ht Hash table where the entry is modified +** \param key Key of the new entry +** \param value Value of the new entry +** \param del Destroy function in case the entry is modified. +** \return Pointer to the created entry, NULL if an allocation failed. +*/ + +t_ftht_entry *ft_htset( + t_ftht *ht, + char *key, + void *value, + void (*del)(void*) +) { - t_ftht_digest digest; - t_ftht_content *content; - t_ftht_entry entry; + size_t digest; + t_ftht_entry *entry; t_ftlst *tmp; if (ht == NULL || key == NULL) return (NULL); - if ((content = ft_htcontent_new(key, value)) == NULL) - return (NULL); digest = ft_hthash(ht, key); - tmp = ft_lstlfind(ht->entries[digest], ft_inter_htkey_cmp, key); + tmp = ft_lstlfind(ht->buckets[digest], ft_inter_htkey_cmp, key); if (tmp != NULL) { if (del != NULL) - (*del)(tmp->content); - tmp->content = content; - return ((t_ftht_content*)tmp->content); + del(((t_ftht_entry*)tmp->data)->value); + ((t_ftht_entry*)tmp->data)->value = value; + return ((t_ftht_entry*)tmp->data); } - - if ((entry = ft_lstnew(content)) == NULL) + if ((entry = ft_htentry_new(key, value)) == NULL) + return (NULL); + if ((tmp = ft_lstnew(entry)) == NULL) { - free(content); + free(entry->key); + free(entry); return (NULL); } - ft_lstadd_front(ht->entries + digest, entry); - return (content); + ft_lstpush_front(ht->buckets + digest, tmp); + return (entry); } |