mm.h

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#pragma once

#include <stdlib.h>
#include <sys/mman.h>
#include <pthread.h>
#include <core/core.h>
#include <scheduler/process.h>
#include <arch/atomic.h>

struct _malloc_state;

struct memory_map {
    struct _malloc_state *m_state;
    struct buddy *buddy;
    struct slab_chain *slab;
    struct segment *segment;
};

extern bool allocator_init(void);
extern void allocator_fini(void);
extern void segment_init(void);
extern struct segment *get_segment(GID_t i);
extern void *get_base_pointer(GID_t gid);

extern void initialize_memory_map(struct lp_struct *lp);
extern void finalize_memory_map(struct lp_struct *lp);

extern struct slab_chain *slab_init(const size_t itemsize);
extern void *slab_alloc(struct slab_chain *);
extern void slab_free(struct slab_chain *, const void *const addr);


// Checkpointing API
extern void *log_full(struct lp_struct *);
extern void *log_state(struct lp_struct *);
extern void log_restore(struct lp_struct *, state_t *);
extern void log_delete(void *);
extern void clean_buffers_on_gvt(struct lp_struct *, simtime_t);

/* Simulation Platform Memory APIs */
extern inline void *rsalloc(size_t);
extern inline void *rszalloc(size_t size);
extern inline void rsfree(void *);
extern inline void *rsrealloc(void *, size_t);
extern inline void *rscalloc(size_t, size_t);

extern void malloc_state_wipe(struct memory_map *);