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#ifndef _DB_H_
#define _DB_H_
#include <stdarg.h>
#define HASH_SIZE (256+27)
#define RED 0
#define BLACK 1
struct dbn
{
struct dbn *parent, *left, *right;
int color;
void *key;
void *data;
};
struct dbt
{
int (*cmp) (struct dbt *, void *, void *);
unsigned int (*hash) (struct dbt *, void *);
// which 1 - key, 2 - data, 3 - both
void (*release) (struct dbn *, int which);
int maxlen;
struct dbn *ht[HASH_SIZE];
};
#define strdb_search(t,k) db_search((t),(void*)(k))
#define strdb_insert(t,k,d) db_insert((t),(void*)(k),(void*)(d))
#define strdb_erase(t,k) db_erase ((t),(void*)(k))
#define strdb_foreach db_foreach
#define strdb_final db_final
#define numdb_search(t,k) db_search((t),(void*)(k))
#define numdb_insert(t,k,d) db_insert((t),(void*)(k),(void*)(d))
#define numdb_erase(t,k) db_erase ((t),(void*)(k))
#define numdb_foreach db_foreach
#define numdb_final db_final
struct dbt *strdb_init (int maxlen);
struct dbt *numdb_init (void);
void *db_search (struct dbt *table, void *key);
void *db_search2 (struct dbt *table, const char *key); // [MouseJstr]
struct dbn *db_insert (struct dbt *table, void *key, void *data);
void *db_erase (struct dbt *table, void *key);
void db_foreach (struct dbt *, int (*)(void *, void *, va_list), ...);
void db_final (struct dbt *, int (*)(void *, void *, va_list), ...);
#endif
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