92 lines
2.6 KiB
C
92 lines
2.6 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* functions1.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: maiboyer <maiboyer@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2024/05/14 18:02:12 by maiboyer #+# #+# */
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/* Updated: 2024/10/12 17:51:05 by rparodi ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "aq/allocator.h"
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#include "aq/internal_vg_funcs.h"
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#include "aq/melloc_interal.h"
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#include "me/mem/mem.h"
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#include "me/types.h"
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#include <assert.h>
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#include <errno.h>
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void *malloc(t_usize size);
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void free(void *ptr);
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void *m_malloc(struct s_allocator_melloc *self, t_usize size)
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{
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return (m_realloc(self, NULL, size));
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}
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void *m_alloc_array(struct s_allocator_melloc *self, t_usize size,
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t_usize count)
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{
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if (size != 0 && count > SIZE_MAX / size)
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return (m_alloc_error(self, "Alloc array overflow"));
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return (m_realloc(self, NULL, size * count));
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}
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void m_free(struct s_allocator_melloc *self, void *ptr)
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{
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t_chunk *chunk;
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(void)(self);
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if (ptr == NULL)
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return ;
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vg_block_free(ptr);
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chunk = ptr - sizeof(*chunk);
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vg_mem_defined(chunk, sizeof(*chunk));
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chunk->used = false;
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vg_mem_no_access(chunk, sizeof(*chunk));
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}
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void m_uninit(struct s_allocator_melloc *self)
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{
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t_page_list *list;
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t_page_list *list_next;
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t_usize idx;
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list = self->list;
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while (list)
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{
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vg_mem_defined(list, sizeof(*list));
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idx = 0;
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while (idx < list->len)
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{
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if (list->pages[idx].data != NULL)
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{
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vg_mempool_free(list, list->pages[idx].data);
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free(list->pages[idx].data);
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list->pages[idx].size = 0;
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list->pages[idx].data = NULL;
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}
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idx++;
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}
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list_next = list->next;
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(free(list), vg_mempool_destroy(list), \
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vg_mem_no_access(list, sizeof(*list)));
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list = list_next;
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}
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}
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t_allocator m_init(void)
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{
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t_allocator out;
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out.free = (t_allocator_free)m_free;
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out.alloc = (t_allocator_alloc)m_malloc;
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out.alloc_array = (t_allocator_alloc_array)m_alloc_array;
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out.realloc = (t_allocator_realloc)m_realloc;
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out.realloc_array = (t_allocator_realloc_array)m_realloc_array;
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out.uninit = (t_allocator_uninit)m_uninit;
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out.alloc_data = NULL;
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return (out);
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}
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