metadata.h

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#ifndef __NVM_METADATA_H__
#define __NVM_METADATA_H__
 
#include "globals.h"
#include <libpmemobj.h>
 
POBJ_LAYOUT_BEGIN(init);
POBJ_LAYOUT_ROOT(init, struct metadata_root)
POBJ_LAYOUT_TOID(init, struct metadata);
POBJ_LAYOUT_END(init);
 
typedef struct metadata {
    int num_pools;
    uint64_t inst_num;
} metadata;
 
typedef struct metadata_root {
    metadata init_metadata;
} metadata_root;
 
void initialize_metadata();
 
void update_num_pools(int numpools);
 
int retrieve_num_pools();
 
 
#endif // !__NVM_METADATA_H__