petidomo/liblists/lists.h
2000-12-13 13:19:03 +00:00

77 lines
2.0 KiB
C

/*
* $Source$
* $Revision$
* $Date$
*
* Copyright (C) 1996,97 by CyberSolutions GmbH.
* All rights reserved.
*/
#ifndef __LIB_LISTS_H__
#define __LIB_LISTS_H__ 1
#include <stdlib.h>
#include <string.h>
#ifdef HAVE_STRINGS_H /* sunos 4 needs this */
# include <strings.h>
#endif
#include <assert.h>
#ifdef DEBUG_DMALLOC
# include <dmalloc.h>
#endif
/********** Useful defines and declarations **********/
#ifndef __HAVE_DEFINED_BOOL__
# define __HAVE_DEFINED_BOOL__ 1
typedef int bool;
#endif
#ifndef FALSE
# define FALSE (0==1)
#endif
#ifndef TRUE
# define TRUE (1==1)
#endif
/********** Structures **********/
struct ListHead {
struct ListNode * lh_FirstNode;
int (*lh_Compare)(const void *, const void *);
};
typedef struct ListHead * List;
struct ListNode {
struct ListNode * ln_Next;
struct ListNode * ln_Prev;
struct ListHead * ln_Head;
const void * ln_Key;
const void * ln_Data;
};
typedef struct ListNode * Node;
/********** Prototypes **********/
List getListHead(const Node node);
const void * getNodeKey(const Node node);
const void * getNodeData(const Node node);
void setNodeData(const Node node, const void * data);
Node getFirstNode(const List head);
Node getNextNode(const Node node);
Node getPrevNode(const Node node);
bool isListEmpty(const List head);
bool isEndOfList(const Node node);
List InitList(int (*compare)(const void *, const void *));
void FreeList(List head);
Node AppendNode(List head, const void * key, const void * data);
Node InitNode(const List head, const void * key, const void * data);
void FreeNode(Node node);
void RemoveNode(const Node node);
Node InsertNodeBeforeNode(Node node, const void *key, const void *data);
Node InsertNodeAfterNode(Node node, const void *key, const void *data);
Node InsertNodeByKey(List head, const void * key, const void * data);
Node FindNodeByKey(List head, const void * key);
unsigned int CountElements(List);
#endif /* !__LIB_LISTS_H__ */