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authorCharles Cabergs <me@cacharle.xyz>2020-10-11 15:52:52 +0200
committerCharles Cabergs <me@cacharle.xyz>2020-10-11 15:52:52 +0200
commitc98de126d2252fe47dc2a9094a5f9a8fa6b4b60a (patch)
tree12f1c827ee063ed3e7038f6a704014e611e4f388 /libft/src/ht/ft_hthash.c
parenta4ceb5974d1b7dcdd12cc81b7eb07893ea16c8ad (diff)
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Removing libft/minishell_test submodules, Removing subject/README/etc
Diffstat (limited to 'libft/src/ht/ft_hthash.c')
-rw-r--r--libft/src/ht/ft_hthash.c35
1 files changed, 35 insertions, 0 deletions
diff --git a/libft/src/ht/ft_hthash.c b/libft/src/ht/ft_hthash.c
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+/* ************************************************************************** */
+/* */
+/* ::: :::::::: */
+/* ft_hthash.c :+: :+: :+: */
+/* +:+ +:+ +:+ */
+/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */
+/* +#+#+#+#+#+ +#+ */
+/* Created: 2020/01/30 09:56:01 by cacharle #+# #+# */
+/* Updated: 2020/10/11 14:00:00 by cacharle ### ########.fr */
+/* */
+/* ************************************************************************** */
+
+#include "libft_ht.h"
+
+/*
+** \brief Hash a string
+** \param ht So that the index is in the hash table bound
+** \param key String to hash
+** \return Hash
+*/
+
+size_t ft_hthash(t_ftht *ht, char *key)
+{
+ size_t digest;
+
+ if (*key == '\0')
+ return (0);
+ digest = *key++ << 7;
+ while (*key != '\0')
+ {
+ digest = ((1000003 * digest) ^ *key) & (1 << 16);
+ key++;
+ }
+ return (digest % ht->size);
+}