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/* Copyright (C) 2023 Aryadev Chavali
* You may distribute and modify this code under the terms of the
* GPLv2 license. You should have received a copy of the GPLv2
* license with this file. If not, please write to:
* aryadev@aryadevchavali.com.
* Created: 2023-11-01
* Author: Aryadev Chavali
* Description: Arena allocator
*/
#ifndef HEAP_H
#define HEAP_H
#include "./base.h"
#include <stdlib.h>
typedef struct Page
{
struct Page *next;
size_t available;
byte data[];
} page_t;
page_t *page_create(size_t, page_t *);
void page_delete(page_t *);
typedef struct
{
page_t *beg, *end;
size_t pages;
} heap_t;
void heap_create(heap_t *);
void heap_free_page(heap_t *, page_t *);
page_t *heap_allocate(heap_t *, size_t);
void heap_stop(heap_t *);
#endif
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