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#include <multiboot2.h>
typedef multiboot_uint16_t uint16_t;
typedef multiboot_uint32_t uint32_t;
uint32_t check_multiboot(uint32_t mb_magic, uint32_t mb_addr) {
if (mb_magic != MULTIBOOT2_BOOTLOADER_MAGIC) return 0;
if (mb_addr & 7) return 0;
const uint32_t size = *reinterpret_cast<uint32_t*>(mb_addr);
return size;
}
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