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#ifndef HTABLE_H_
#define HTABLE_H_
#include <stdbool.h>
#include <stdint.h>
typedef struct {
void *buf;
int size;
int cap;
int taken;
void* begin;
int elemsz;
uint32_t (*hash)(void*);
bool (*eq)(void*, void*);
} HTable;
void htable_init(HTable *ht, int elemsz, int cap, uint32_t (*hash)(void*),
bool (*eq)(void*, void*));
bool htable_insert(HTable *ht, void* elem);
void htable_del(HTable *ht, void* iter);
// return a iterator
void* htable_find(HTable *ht, void* elem);
void* htable_begin(HTable *ht);
void* htable_next(HTable *ht, void *iter);
#endif
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