void *realloc_small_tiny(t_page_list *lst, void *ptr, size_t len)
{
size_t i;
void *addr;
if (len <= get_block_size(lst->page.type))
{
MALLOC_UNLOCK();
return (return_enomem(ptr));
}
if (!(addr = create_new_block(get_block_type(len), len)))
{
MALLOC_UNLOCK();
return (return_enomem(NULL));
}
i = 0;
while (i < len && i < lst->page.len - sizeof(*lst))
{
((unsigned char*)addr)[i] = ((unsigned char*)ptr)[i];
i++;
}
free(ptr);
MALLOC_UNLOCK();
return (return_enomem(addr));
}
void* mpool::alloc(size_t n) {
if(n>mpool_default_size){
return 0;
}
size_t left = current->end - current->last;
if(n>left){
create_new_block();
}
char* m = current->last;
current->last += n;
return m;
}
void *realloc_large(t_page_list *lst, void *ptr, size_t len)
{
size_t i;
void *addr;
if (!(addr = create_new_block(LARGE, len)))
{
MALLOC_UNLOCK();
return (return_enomem(NULL));
}
i = 0;
while (i < len && i < lst->page.len - sizeof(*lst))
{
((unsigned char*)addr)[i] = ((unsigned char*)ptr)[i];
i++;
}
remove_page(lst);
munmap(lst, lst->page.len);
MALLOC_UNLOCK();
return (return_enomem(addr));
}
