list.c

数据结构自己写的linux链表的实现

#include "list.h"
#include <stdio.h>
#include <malloc.h>
#include <stdlib.h>
//---------------search list------------------
Slist *createslist(void)
{
	Slist *sl;
	sl = malloc(sizeof(Slist));
	sl->head = NULL;
	return sl;
}
void addsnode(Slist *sl, Node *node)
{
	Snode *temp;	

	Snode *snode;
	snode = malloc(sizeof(Snode));
	snode->node = node;
	snode->next = NULL;
	if(sl->head == NULL)
		sl->head = snode;
	else
	{
		temp = sl->head;
		while(temp->next)
		{
			temp = temp->next;
		}
		temp->next = snode;
	}
}
void destoryslist(Slist *sl)
{
	free(sl);
}
void printsnode(Slist *l, Print printdata)
{
	Snode *temp;
	temp = l->head;
	while(temp != NULL)
	{
		printdata(temp->node);
		temp = temp->next;
	}
}
//---------------end search list------------------
List *createlist(void)
{
	List *l;
	l = malloc(sizeof(List));
	l->head = NULL;
	return l;
}
void addnode(List *l, Node *datanode)
{
	datanode->next = NULL;
	Node *temp;
	temp = l->head;
	if(l->head == NULL)
	{
		l->head = datanode;
	}
	else
	{
		while(temp->next != NULL)
		{
			temp = temp->next;
		}
		temp->next = datanode;
	}
}
void printnode(List *l, Print printdata)
{
	Node *temp;
	temp = l->head;
	while(temp != NULL)
	{
		printdata(temp);
		temp = temp->next;
	}
}
void delnode(List *l, Cond con, Deldata del, int b)
{
	Node *temp;
	Node *delbak;
	temp = l->head;
	while(temp->next)
	{
		if(con(temp->next, b))
		{
			delbak = temp->next;
			temp->next = temp->next->next;
			del(delbak);
		}
		else
			temp = temp->next;
	}
	if(con(l->head, b))
	{
		delbak = l->head;
		l->head = l->head->next;
		del(delbak);
	}
	
}
Slist *searchnode(List *l, Cond con, int b)
{
	Slist *tl;
	tl = createslist();
	Node *temp;
	temp = l->head;
	if(con(l->head, b))
	{
		addsnode(tl, l->head);
	}
	while(temp->next)
	{
		if(con(temp->next, b))
		{
			addsnode(tl, temp->next);
		}
		temp = temp->next;
	}
		return tl;
}