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Allocator is fully normed

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Maieul BOYER 2024-07-10 17:41:59 +02:00
parent fc969750e4
commit 882d5cb5bb
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11 changed files with 351 additions and 325 deletions
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56
allocator/src/me_alloc/find_block.c Normal file
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* find_block.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: maiboyer <maiboyer@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/07/10 17:40:12 by maiboyer #+# #+# */
/* Updated: 2024/07/10 17:41:07 by maiboyer ### ########.fr */
/* */
/* ************************************************************************** */
#include "aq/internal_vg_funcs.h"
#include "aq/melloc_interal.h"
#include "me/types.h"
static bool _find_chunk_of_size_inner(t_usize size, t_page_list *list, \
t_chunk **chunk)
{
vg_mem_defined(*chunk, sizeof(**chunk));
if (!(*chunk)->used && (*chunk)->size >= size)
{
vg_mem_no_access(*chunk, sizeof(**chunk));
vg_mem_no_access(list, sizeof(*list));
return (*chunk = split_block(*chunk, size), true);
}
vg_mem_no_access(*chunk, sizeof(**chunk));
*chunk = get_next_block(*chunk, false);
return (false);
}
t_chunk *find_chunk_of_size(struct s_allocator_melloc *alloc, t_usize size)
{
t_page_list *list;
t_page_list *list_next;
t_usize idx;
t_chunk *chunk;
list = alloc->list;
while (list != NULL)
{
vg_mem_defined(list, sizeof(*list));
idx = 0;
while (idx < list->len)
{
chunk = get_first_block(&list->pages[idx++]);
while (chunk)
if (_find_chunk_of_size_inner(size, list, &chunk))
return (chunk);
}
list_next = list->next;
vg_mem_no_access(list, sizeof(*list));
list = list_next;
}
return (NULL);
}