// This file is part of noxos and licensed under the MIT open source license

#ifndef NOX_HEAP_H
#define NOX_HEAP_H

#include "utils/stdtypes.h"

#define HEAP_SEGMENT_MAGIC 0xA1C3A1B2

typedef struct heap_segment_T heap_segment_T;
struct heap_segment_T {
    uint32_t            magic;
    uint64_t            size;
    bool                free;
    heap_segment_T*     next;
    heap_segment_T*     prev;
};

typedef struct {
    void*               start;
    void*               end;
    heap_segment_T*     last_segment;
} heap_T;

void    heap_init               (heap_T* heap, void* base);
void*   heap_memory_allocate    (heap_T* heap, uint64_t size);
void    heap_memory_free        (heap_T* heap, void* address);
void    heap_dump_segments      (heap_T* heap);
void    heap_destruct           (heap_T* heap);

#endif //NOX_HEAP_H