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Main: src/malloc.c: Align malloc size

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This commit is contained in:
Alex Kotov 2022-06-18 00:09:15 +03:00
parent 45e2f5e677
commit fcc6574d01
Signed by: kotovalexarian
GPG key ID: 553C0EBBEB5D5F08
1 changed files with 10 additions and 2 deletions
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12
src/malloc.c
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@ -13,6 +13,11 @@
#include <stddef.h>
#define ALIGN_MASK(align) ((align) - 1) // align should be a power of 2
#define ALIGN_UP(val, align) (((val) + ALIGN_MASK(align)) & ~ALIGN_MASK(align))
#define MIN_MALLOC_SIZE (32) // 2**5
struct KernAux_Malloc KernAux_Malloc_create()
{
struct KernAux_Malloc malloc;
@ -41,13 +46,16 @@ void KernAux_Malloc_add_memory_block(
(void)size;
}
void *KernAux_Malloc_malloc(const KernAux_Malloc malloc, size_t size)
void *KernAux_Malloc_malloc(const KernAux_Malloc malloc, const size_t size)
{
KERNAUX_ASSERT(malloc);
if (size == 0) return NULL;
const size_t actual_size = ALIGN_UP(size, MIN_MALLOC_SIZE);
// Too large, let's not care about the case.
if (actual_size < size) return NULL;
(void)malloc;
(void)size;
return NULL;
}