htop/Hashtable.h

47 lines
960 B
C

#ifndef HEADER_Hashtable
#define HEADER_Hashtable
/*
htop - Hashtable.h
(C) 2004-2011 Hisham H. Muhammad
Released under the GNU GPLv2, see the COPYING file
in the source distribution for its full text.
*/
#include <stdbool.h>
typedef void(*Hashtable_PairFunction)(int, void*, void*);
typedef struct HashtableItem {
unsigned int key;
void* value;
struct HashtableItem* next;
} HashtableItem;
typedef struct Hashtable_ {
int size;
HashtableItem** buckets;
int items;
bool owner;
} Hashtable;
#ifndef NDEBUG
int Hashtable_count(Hashtable* this);
#endif /* NDEBUG */
Hashtable* Hashtable_new(int size, bool owner);
void Hashtable_delete(Hashtable* this);
void Hashtable_put(Hashtable* this, unsigned int key, void* value);
void* Hashtable_remove(Hashtable* this, unsigned int key);
void* Hashtable_get(Hashtable* this, unsigned int key);
void Hashtable_foreach(Hashtable* this, Hashtable_PairFunction f, void* userData);
#endif