Guessing digital games with TCP communication in Windows

server#include<iostream>using namespace std; #include <Winsock2.h> #include <stdlib.h > #include <time.h> #include <vector> #include <string> #include <Windows.h> #define  _ listen_sum_ 5#define _ip_  "127.0.0.1" #define  _port_ 8080#pragma comment (Lib, "Ws2 _32.lib ") #define &NBSP;_CRT_SECURE_NO_WARNINGS#DEFINE&NBSP;_SIZE_&NBSP;256VECTOR&LT;STRING&GT;&NBSP;USER_IP (_ Size_) int scos[_size_];//the number of games corresponding to the corresponding User IP int user_index = 0;char result[20];//store game results, Ranked Int startup (Char*ip, int port) {Int sock = socket (AF_INET, SOCK_STREAM, &NBSP;0);//Create Socket if  (sock < 0) {printf ("sock"); exit (1);} Struct sockaddr_in local;local.sin_family = af_inet;local.sin_port = htons (_PORT _); Local.sin_addr.s_addr = inet_addr (_IP_);if  (Bind (sock,  (struct sockaddr*) & Local, sizeof (local)) <0)//bound port number if  (sock < 0) {printf ("bind"); exit (2);} if  (Listen (sock, _listen_sum_)  < 0)//Set listening status {printf ("listen"); exit (3);} Return sock;} Void menu (Int new_sock)//Print the Game menu {char buf[1024] =  "--------------------------\n1 to the User: Start play\n2:restart play\n0:quit play\n--------------------------\ n "; Send (New_sock, buf,  sizeof (BUF) -1, 0);} Int main () {wsadata wsadata; WSAStartup (0x0202, &wsadata);              //Initialize Winsockint sock = startup (_ip_, _port_);//Get Server sockets struct sockaddr_in  Client;int len = sizeof (client);while  (1) {int new_sock = accept (sock,  (struct sockaddr*) &client, &len);//Receive User connection User_ip[user_index] = inet_ntoa ( CLIENT.SIN_ADDR)///store user ipscos[user_index] = 0;//Initialize user game Count if  (new_sock < 0) {printf ( "New_sock"); continue;} Cout <<  "Receive sock"  << new_sock << endl;while  (1) {menu ( New_sock);        //sends game instructions to the client//play (New_sock); Char buf[1024];buf[0]  =  ' Srand '; Unsigned int (Time (NULL)); Int num = rand ()  % 100;     //generates a random number Int ret = 0;char msg[1024];recv (new_sock, buf, sizeof ( BUF) -1, 0);//Receive Client User selection: Start the game or exit Ret = atoi (BUF);//Determine user input switch  (ret) {case 2:strcpy (msg ,  "Your restart play");//Restart the game send (New_sock, msg, sizeof (msg) -1, 0); continue; case 0:strcpy (msg,  "your are quit");//Quit Game Send (New_sock, msg, sizeof (msg)-1,  0); return 0;case 1:strcpy (msg,  "Your are start");//Start the game send (New_sock, msg,  sizeof (msg) -1, 0);} while  (1) {memset (buf,  '),  sizeof (BUF)), memset (msg,  ' n ',  sizeof (msg)); recv(New_sock, buf, sizeof (BUF) -1, 0);//Receive user input value//cout << buf <<  Endl;ret = atoi (BUF);//conversion to a number for comparison if  (ret > num)//user input number Large {strcpy (msg,  "Your  input is biger "), Send (New_sock, msg, sizeof (msg) -1, 0),//Send the game result to the user: large number of inputs scos[ user_index]++;//game Count plus 1}else if  (ret < num)//user input number is smaller {strcpy (msg,  "Your input  is smaller "), Send (New_sock, msg, sizeof (msg) -1, 0),//Send the game result to the user: small number of inputs scos[user_index] ++;//game times plus 1}else//users guessed {strcpy (msg,  "you are right"); int tmp[_size_] ;//sort in another array, Do not change the original record array for  (INT&NBSP;I&NBSP;=&NBSP;0;&NBSP;I&NBSP;&LT;=&NBSP;USER_INDEX;&NBSP;++I)//Sort all user games, get ranked {tmp[ I] = scos[i];} int flag = 0;//bubble sort Get leaderboard for  (Int i = 0; i <= user_index  - 1; ++i) {flag = 0;for  (int j = 0; j <= user_INDEX&NBSP;-&NBSP;I&NBSP;-&NBSP;1;&NBSP;++J) {if  (tmp[j]>tmp[j + 1]) {Swap (tmp[j], tmp[j  + 1]); flag = 1;} if  (flag == 0)//bubble sort optimization: If it has been ordered, exit the loop immediately;}} int top = 0;//Storage ranking for  (int i = 0; i <= user_index; + +i) {if  (Tmp[i] == scos[user_index]) {//ranking from the beginning Top = i + 1;break;}} cout << scos[user_index] <<  " "  << top;sprintf (result,   "You ip is %s,you play %c counts,is top %c",  user_ip[user_ Index].c_str (), scos[user_index]+ ' 0 ', top+ ' 0 ');//output The number of guesses to the customer and return the rank strcat (msg,result); Send (New_sock, msg,  sizeof (msg) -1, 0);//Send the game results to the user scos[user_index] = 0;//reset guess number 0break;}}} return 0;} client#define _crt_secure_no_warnings#include<iostream>using namespace std; #include < winsock2.h> #include <stdlib.h> #define  _ip_  "127.0.0.1" #define  _port_ 8080#pragma comment (lib, "Ws2_32.lib") Int main () { wsadata wsadata; WSAStartup (0x0202, &wsadata);                 //Initialize Winsockint sock = socket (af_inet, sock_stream, 0);// The client generates sockets without binding if  (sock < 0) {printf ("sock"); exit (1);} Struct sockaddr_in remote;remote.sin_family = af_inet;remote.sin_port = htons (_ Port_); remote.sin_addr.s_addr = inet_addr (_IP_); Int ret = connect (sock,  (struct  sockaddr*) &remote, sizeof (remote));//Connection Server//gets (BUF);while  (1) {//play (sock); char buf [1024];buf[0] =  ' + '; recv (sock, buf, sizeof (BUF) -1, 0);//Receive Server-side game description cout <<  buf << endl;//Print game instruction gets (BUF);//Receive user Select Send (sock, buf, sizeof (BUF) -1, 0); /Send Selection recv (sock, buf, sizeof(BUF) -1, 0)//Receive feedback Information if  (strcmp (buf,  "Your restart play")  == 0)// According to feedback information to get the user next action continue;//restart game else if  (strcmp (buf,  "Your are quit")  == 0) return 0;//Exit Game else if  (strcmp (buf,  "Your are start")  == 0)//start Game {cout  <<  "Start play"  << endl;cout <<  "please input  Num in 0~99 "&NBSP;&LT;&LT;&NBSP;ENDL;} while  (1) {printf ("Please input num:"); gets (buf);//input value Send (sock, buf, sizeof (BUF)-1, &NBSP;0);//want the server to send user value//memset (buf,  ' ",  sizeof (BUF)); Recv (sock, buf, sizeof (BUF) -1,  0)//Receive user feedback cout << buf << endl;if  (strncmp (buf,  "You are  right ",  strlen (" You are right "))  == 0)//Guess to exit {cout << " you  Win " << endl;break;} memset (buf,  ',  sizeof (BUF));//Reset BUF}}}

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Guessing digital games with TCP communication in Windows