hash/hashtable.h

#include <stdlib.h>
#include <stdbool.h>

typedef struct {
	bool exists;
	size_t sizet;
} size_t_optional;

typedef struct {
	char* name;
	void* data;
} hashtable_item;

typedef struct {
	size_t capacity;
	size_t filled;
	hashtable_item* items;
} hashtable;

bool hashtable_recreate(hashtable* table);

hashtable* hashtable_create(void);

void hashtable_destroy(hashtable*);

size_t_optional hashtable_key(hashtable*, char*);

size_t_optional hashtable_insert(hashtable*, char*);

void* hashtable_get(hashtable* table, char* name);

void hashtable_set(hashtable* table, char* name, void* data);

bool hashtable_delete(hashtable*, char*);

void hashtable_forall(hashtable*, void (*)(char*, void*, void*), void*);