#include <stdint.h>

/**
 * Represents a string (or really any kind of data) with a known length. Data
 * with length 8 or less is stored inside the pointer instead of needlessly
 * allocating additional memory.
 */
typedef struct lsm_string {
  uint64_t len;
  union {
    void *ptr;
    char val[8];
  } str;
} lsm_string;

typedef enum lsm_attr_type {
  lsm_attr_type_entry_type = 0
} lsm_attr_type;

typedef struct lsm_attr {
  lsm_attr_type type;
  lsm_string str;
} lsm_attr;

/**
 * Represents a collection of metadata objects
 */
typedef struct lsm_attr_list {
  uint64_t count;
  lsm_attr *items;
} lsm_attr_list;

/**
 * An entry inside 
 */
typedef struct lsm_entry {
  lsm_string key;
  lsm_attr_list attrs;
  lsm_string data;
} lsm_entry;

/**
 * A store of entries, which manages its data both in-memory and on disk.
 */
typedef struct lsm_store {

} lsm_store;