17 lines
491 B
C
17 lines
491 B
C
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#ifndef PAGES_H
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#define PAGES_H
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#include <stdbool.h>
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#include <stddef.h>
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#define PAGE_SHIFT 12
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#define PAGE_SIZE ((size_t)1 << PAGE_SHIFT)
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#define PAGE_MASK ((size_t)(PAGE_SIZE - 1))
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#define PAGE_CEILING(s) (((s) + PAGE_MASK) & ~PAGE_MASK)
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void *allocate_pages(size_t usable_size, size_t guard_size, bool unprotect);
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void deallocate_pages(void *usable, size_t usable_size, size_t guard_size);
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void *allocate_pages_aligned(size_t usable_size, size_t alignment, size_t guard_size);
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#endif
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