minishell/stdme/src/mem/mem_find_bytes.c
2024-05-20 00:35:39 +02:00

38 lines
1.3 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* mem_find_bytes.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: maiboyer <maiboyer@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/11/06 11:16:02 by maiboyer #+# #+# */
/* Updated: 2024/01/06 17:14:23 by maiboyer ### ########.fr */
/* */
/* ************************************************************************** */
#include "me/mem/mem.h"
#include "stdio.h"
void *mem_find_bytes(void *buf, t_u8 *find, t_usize find_len, t_usize count)
{
t_usize i;
t_usize j;
t_u8 *buf_bytes;
i = 0;
buf_bytes = (t_u8 *)buf;
while (i < count)
{
j = 0;
while (j < find_len && i + j < count)
{
if (buf_bytes[i + j] != find[j])
break ;
j++;
}
if (j == find_len)
return ((void *)&buf_bytes[i]);
i++;
}
return (NULL);
}