session.h

本代码是基于LINUX系统下的

#ifndef _SESSION_H_
#define _SESSION_H_
#include<iostream>
using namespace std;

class Session{
 


	friend class SessionList;

	  typedef struct User
	{  

	   char UserName[16];
	   char UserId[16];
	   int Sockfd;
	   struct User *next;
	   } User ;
	
	
	User *head;
	int Count;

	int SessionId;
public:
	/*Session(int id,char *list,int c) 
	{
		head=new User;
		head->next=NULL;
	    Count=c;
		SessionId=id;
        User *p=NULL;
		int i;
		
		char id[16]={'\0'};
		for(i=0;i<c;i++)
		{
			p=new User;
            
			
			strcpy(p->UserName,list+i*31);

			memcpy(id,list+i*31+15,15);
			id[15]='\0';
             sprintf(p->UserId,"%d",atoi(id);
			 p->next=head->next;
			head->next=p;
          
		}
    

	}*/
	Session(int id)
	{
		head = new User;
		head->next = NULL;
		Count = 0;
		SessionId = id;
	}
	~Session()
	{  
		User *p=head->next;
		while(head)
		{
			delete head;
			head=p;
			if(p!=NULL)
			p=p->next;
		}
	}
    	
    	
	
	
   
	
	int getCount(){return Count;}
	
	


   


	int getSessionId(){return SessionId;}

     
     
		 
    bool addUser( int id,char *name,int Sockfd);
    
	bool deleteUser(int id);
	bool deleteid(int socketid); 
     
	void getSockfd(int *sockfd);

 // getsockfd 函数有两个默认参数。
    char* getUser();


};
#endif




	 















class SessionList{
        
	 Session   *Slist;
     
	 SessionList *next;


public:

	SessionList() {Slist= NULL; next=NULL;}

	~SessionList(){ if(NULL!=Slist)delete Slist;if(NULL!=next) delete next;}
   
    Session * findSession(int id);

	bool addSession(Session *session);

    bool deleteSession(int id);
};