UDP网络聊天室（客户端）

/***************************************************************

File Name: client.h
Author: 浮生流年
Function List: main() 主函数
Created Time: 2017年12月12日星期二 17时16分54秒
**************************************************************/

#ifndef _CHATING_H_
#define _CHATING_H_#include <stdlib.h>
#include <string.h>
#include <signal.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <pthread.h>
#include <time.h>
#include <termios.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>#define PORT             8888

struct userinfo
{int flag;//传输信息标志char buf[100];//传输信息标志char account[20];char password[20];char nickname[100];char moto[256];int likes;char vip[20];char qq_email[64];char administrator[20];//管理员char msg[1024];//存储对话消息char to_nickname[20];//所要发送消息的对象昵称int online_number;char online_nickname[100][20];//存储在线人员名单//之前定义指针数组一直出错char file_name[64];//文件名称char file_content[4096];//文件内容  char shut_up[20];//禁言标志位char tmp_name[20];//
};typedef struct userinfo Userinfo;struct node
{struct sockaddr_in *client_addr;char nickname[20];struct node *next;
};typedef struct node Node;void show_first1();
void show_first2();
void print_info();
int mygetch();
int getpasswd(char *passwd, int size);
int client_creat();
int Register(Userinfo *sendbuf);
int Login(Userinfo *sendbuf);
void login_screen();
void chat_function(int *sockfd, struct sockaddr_in *server_addr);
void *read_from_server(void *arg);#endif

/***************************************************************

File Name: chat.h
Author: 浮生流年
Function List: main() 主函数
Created Time: 2017年12月12日星期二 10时10分56秒
**************************************************************/

#include <stdio.h>
#include "client.h"
extern Userinfo RECVBUF;
extern OUT;
extern OUT1;
char time_info[128] = {0};void time_show()
{time_t rawtime;struct tm *timeinfo;time (&rawtime);timeinfo = localtime(&rawtime);printf("时间: %d 年 %d 月 %d 日 %d 时 %d 分 %d 秒\n\n", timeinfo->tm_year + 1900, timeinfo->tm_mon + 1,timeinfo->tm_mday, timeinfo->tm_hour, timeinfo->tm_min, timeinfo->tm_sec);
}char *time_show1()
{   time_t rawtime;struct tm *timeinfo;time (&rawtime);timeinfo = localtime(&rawtime);sprintf(time_info, "时间: %d 年 %d 月 %d 日 %d 时 %d 分 %d 秒\n\n", timeinfo->tm_year + 1900, timeinfo->tm_mon + 1,timeinfo->tm_mday, timeinfo->tm_hour, timeinfo->tm_min, timeinfo->tm_sec);return time_info;
}

void show()//欢迎界面
{system("clear");printf("\t\t\t\e[0;35;1m%s\e[0m","**************************************************************************************\n\n");printf("\t\t\t\e[0;34;1m%s\e[0m","  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  \n\n");printf("\t\t\t\e[0;33;1m%s\e[0m","###"); time_show();printf("\t\t\t\e[0;37m%s\e[0m","*****************  ");printf("\e[0;36;1m%s\e[0m","欢                                               ");printf("\e[0;37m%s\e[0m","******************\n\n\n");printf("\t\t\t                                                    Author : 浮生流年                 \n\n");printf("\t\t\t\e[0;34;1m%s\e[0m","  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  \n\n");printf("\t\t\t\e[0;35;1m%s\e[0m","**************************************************************************************\n\n");usleep(400000);system("clear");printf("\t\t\t\e[0;35;1m%s\e[0m","**************************************************************************************\n\n");printf("\t\t\t\e[0;34;1m%s\e[0m","  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  \n\n");printf("\t\t\t\e[0;33;1m%s\e[0m","###"); time_show();printf("\t\t\t\e[0;37m%s\e[0m","*****************  ");printf("\e[0;36;1m%s\e[0m","欢 迎                                            ");printf("\e[0;37m%s\e[0m","******************\n\n\n");printf("\t\t\t                                                    Author :                          \n\n");printf("\t\t\t\e[0;34;1m%s\e[0m","  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  \n\n");printf("\t\t\t\e[0;35;1m%s\e[0m","**************************************************************************************\n\n");usleep(400000);system("clear");printf("\t\t\t\e[0;35;1m%s\e[0m","**************************************************************************************\n\n");printf("\t\t\t\e[0;34;1m%s\e[0m","  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  \n\n");printf("\t\t\t\e[0;33;1m%s\e[0m","###"); time_show();printf("\t\t\t\e[0;37m%s\e[0m","*****************  ");printf("\e[0;36;1m%s\e[0m","欢 迎 光                                         ");printf("\e[0;37m%s\e[0m","******************\n\n\n");printf("\t\t\t                                                    Author : 浮生流年                 \n\n");printf("\t\t\t\e[0;34;1m%s\e[0m","  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  \n\n");printf("\t\t\t\e[0;35;1m%s\e[0m","**************************************************************************************\n\n");usleep(400000);system("clear");printf("\t\t\t\e[0;35;1m%s\e[0m","**************************************************************************************\n\n");printf("\t\t\t\e[0;34;1m%s\e[0m","  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  \n\n");printf("\t\t\t\e[0;33;1m%s\e[0m","###"); time_show();printf("\t\t\t\e[0;37m%s\e[0m","*****************  ");printf("\e[0;36;1m%s\e[0m","欢 迎 光 临                                      ");printf("\e[0;37m%s\e[0m","******************\n\n\n");printf("\t\t\t                                                    Author :                          \n\n");printf("\t\t\t\e[0;34;1m%s\e[0m","  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  \n\n");printf("\t\t\t\e[0;35;1m%s\e[0m","**************************************************************************************\n\n");usleep(400000);system("clear");printf("\t\t\t\e[0;35;1m%s\e[0m","**************************************************************************************\n\n");printf("\t\t\t\e[0;34;1m%s\e[0m","  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  \n\n");printf("\t\t\t\e[0;33;1m%s\e[0m","###"); time_show();printf("\t\t\t\e[0;37m%s\e[0m","*****************  ");printf("\e[0;36;1m%s\e[0m","欢 迎 光 临 ");printf("\e[0;35;1m%s\e[0m"," ## 依 人 恋 春 ##                    ");printf("\e[0;37m%s\e[0m","*****************\n\n\n");printf("\t\t\t                                                    Author : 浮生流年                 \n\n");printf("\t\t\t\e[0;34;1m%s\e[0m","  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  \n\n");printf("\t\t\t\e[0;35;1m%s\e[0m","**************************************************************************************\n\n");usleep(400000);system("clear");printf("\t\t\t\e[0;35;1m%s\e[0m","**************************************************************************************\n\n");printf("\t\t\t\e[0;34;1m%s\e[0m","  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  \n\n");printf("\t\t\t\e[0;33;1m%s\e[0m","###"); time_show();printf("\t\t\t\e[0;37m%s\e[0m","*****************  ");printf("\e[0;36;1m%s\e[0m","欢 迎 光 临 ");printf("\e[0;35;1m%s\e[0m"," ## 依 人 恋 春 ##  ");printf("\e[0;36;1m%s\e[0m","网                ");printf("\e[0;37m%s\e[0m","*****************\n\n\n");printf("\t\t\t                                                    Author :                          \n\n");printf("\t\t\t\e[0;34;1m%s\e[0m","  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  \n\n");printf("\t\t\t\e[0;35;1m%s\e[0m","**************************************************************************************\n\n");usleep(400000);system("clear");printf("\t\t\t\e[0;35;1m%s\e[0m","**************************************************************************************\n\n");printf("\t\t\t\e[0;34;1m%s\e[0m","  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  \n\n");printf("\t\t\t\e[0;33;1m%s\e[0m","###"); time_show();printf("\t\t\t\e[0;37m%s\e[0m","*****************  ");printf("\e[0;36;1m%s\e[0m","欢 迎 光 临 ");printf("\e[0;35;1m%s\e[0m"," ## 依 人 恋 春 ##  ");printf("\e[0;36;1m%s\e[0m","网 络         ");printf("\e[0;37m%s\e[0m","*********************\n\n\n");printf("\t\t\t                                                    Author : 浮生流年                 \n\n");printf("\t\t\t\e[0;34;1m%s\e[0m","  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  \n\n");printf("\t\t\t\e[0;35;1m%s\e[0m","**************************************************************************************\n\n");usleep(400000);system("clear");printf("\t\t\t\e[0;35;1m%s\e[0m","**************************************************************************************\n\n");printf("\t\t\t\e[0;34;1m%s\e[0m","  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  \n\n");printf("\t\t\t\e[0;33;1m%s\e[0m","###"); time_show();printf("\t\t\t\e[0;37m%s\e[0m","*****************  ");printf("\e[0;36;1m%s\e[0m","欢 迎 光 临 ");printf("\e[0;35;1m%s\e[0m"," ## 依 人 恋 春 ##  ");printf("\e[0;36;1m%s\e[0m","网 络 聊      ");printf("\e[0;37m%s\e[0m","*********************\n\n\n");printf("\t\t\t                                                    Author :                          \n\n");printf("\t\t\t\e[0;34;1m%s\e[0m","  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  \n\n");printf("\t\t\t\e[0;35;1m%s\e[0m","**************************************************************************************\n\n");usleep(400000);system("clear");printf("\t\t\t\e[0;35;1m%s\e[0m","**************************************************************************************\n\n");printf("\t\t\t\e[0;34;1m%s\e[0m","  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  \n\n");printf("\t\t\t\e[0;33;1m%s\e[0m","###"); time_show();printf("\t\t\t\e[0;37m%s\e[0m","*****************  ");printf("\e[0;36;1m%s\e[0m","欢 迎 光 临 ");printf("\e[0;35;1m%s\e[0m"," ## 依 人 恋 春 ##  ");printf("\e[0;36;1m%s\e[0m","网 络 聊 天   ");printf("\e[0;37m%s\e[0m","*********************\n\n\n");printf("\t\t\t                                                    Author : 浮生流年                 \n\n");printf("\t\t\t\e[0;34;1m%s\e[0m","  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  \n\n");printf("\t\t\t\e[0;35;1m%s\e[0m","**************************************************************************************\n\n");usleep(400000);system("clear");printf("\t\t\t\e[0;35;1m%s\e[0m","**************************************************************************************\n\n");printf("\t\t\t\e[0;34;1m%s\e[0m","  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  \n\n");printf("\t\t\t\e[0;33;1m%s\e[0m","###"); time_show();printf("\t\t\t\e[0;37m%s\e[0m","*****************  ");printf("\e[0;36;1m%s\e[0m","欢 迎 光 临 ");printf("\e[0;35;1m%s\e[0m"," ## 依 人 恋 春 ##  ");printf("\e[0;36;1m%s\e[0m","网 络 聊 天 室");printf("\e[0;37m%s\e[0m","*********************\n\n\n");printf("\t\t\t                                                    Author : 浮生流年                 \n\n");printf("\t\t\t\e[0;34;1m%s\e[0m","  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  **  \n\n");printf("\t\t\t\e[0;35;1m%s\e[0m","**************************************************************************************\n\n");sleep(2);
}

void print_info()//主界面
{system("clear");
system("tput cup 6 20");printf("*****************************************************************************************\n");
system("tput cup 7 20");printf("*                                                                                       *\n");
system("tput cup 8 20");printf("*         #####################＊ ＊ 依 人 恋 春 ＊ ＊#######################           *\n");
system("tput cup 9 20");printf("*                                                                                       *\n");
system("tput cup 10 20");printf("*                           ********1. 注册帐户********                                 *\n");
system("tput cup 11 20");printf("*                                                                                       *\n");
system("tput cup 12 20");printf("*                           ********2. 登录帐户********                                 *\n");
system("tput cup 13 20");printf("*                                                                                       *\n");
system("tput cup 14 20");printf("*                           ********3. 忘记密码********                                 *\n");
system("tput cup 15 20");printf("*                                                                                       *\n");
system("tput cup 16 20");printf("*                           ********4. 退出平台********                                 *\n");
system("tput cup 17 20");printf("*                                                                                       *\n");
system("tput cup 18 20");printf("*******************************请 输 入 您 的 选 择：************************************\n");
}

void show_first()//开场白
{system("clear");system("tput cup 5 84");   printf("\e[0;35;1m%s\e[0m","依\n"); usleep(350000);system("tput cup 7 84");   printf("\e[0;34;1m%s\e[0m","山\n"); usleep(350000);system("tput cup 9 84");   printf("\e[0;34;1m%s\e[0m","寄\n"); usleep(350000);system("tput cup 11 84");  printf("\e[0;34;1m%s\e[0m","水\n"); usleep(350000);system("tput cup 13 84");  printf("\e[0;34;1m%s\e[0m","似\n"); usleep(350000);system("tput cup 15 84");  printf("\e[0;34;1m%s\e[0m","浮\n"); usleep(350000);system("tput cup 17 84");  printf("\e[0;34;1m%s\e[0m","云\n"); usleep(850000);system("tput cup 5 74");   printf("\e[0;35;1m%s\e[0m","人\n"); usleep(350000);system("tput cup 7 74");   printf("\e[0;34;1m%s\e[0m","间\n"); usleep(350000);system("tput cup 9 74");   printf("\e[0;34;1m%s\e[0m","步\n"); usleep(350000);system("tput cup 11 74");  printf("\e[0;34;1m%s\e[0m","步\n"); usleep(350000);system("tput cup 13 74");  printf("\e[0;34;1m%s\e[0m","是\n"); usleep(350000);system("tput cup 15 74");  printf("\e[0;34;1m%s\e[0m","尘\n"); usleep(350000);system("tput cup 17 74");  printf("\e[0;34;1m%s\e[0m","埃\n"); usleep(850000);system("tput cup 5 64");   printf("\e[0;35;1m%s\e[0m","恋\n"); usleep(350000);system("tput cup 7 64");   printf("\e[0;34;1m%s\e[0m","君\n"); usleep(350000);system("tput cup 9 64");   printf("\e[0;34;1m%s\e[0m","不\n"); usleep(350000);system("tput cup 11 64");  printf("\e[0;34;1m%s\e[0m","去\n"); usleep(350000);system("tput cup 13 64");  printf("\e[0;34;1m%s\e[0m","君\n"); usleep(350000);system("tput cup 15 64");  printf("\e[0;34;1m%s\e[0m","须\n"); usleep(350000);system("tput cup 17 64");  printf("\e[0;34;1m%s\e[0m","会\n"); usleep(850000);system("tput cup 5 54");   printf("\e[0;35;1m%s\e[0m","春\n"); usleep(350000);system("tput cup 7 54");   printf("\e[0;34;1m%s\e[0m","尽\n"); usleep(350000);system("tput cup 9 54");   printf("\e[0;34;1m%s\e[0m","空\n"); usleep(350000);system("tput cup 11 54");  printf("\e[0;34;1m%s\e[0m","余\n"); usleep(350000);system("tput cup 13 54");  printf("\e[0;34;1m%s\e[0m","白\n"); usleep(350000);system("tput cup 15 54");  printf("\e[0;34;1m%s\e[0m","日\n"); usleep(350000);system("tput cup 17 54");  printf("\e[0;34;1m%s\e[0m","长\n"); usleep(850000);system("tput cup 9 44");   printf("\e[0;35;1m%s\e[0m","｜\n"); usleep(550000);system("tput cup 11 44");  printf("\e[0;34;1m%s\e[0m","浮\n"); usleep(550000);system("tput cup 13 44");  printf("\e[0;34;1m%s\e[0m","生\n"); usleep(550000);system("tput cup 15 44");  printf("\e[0;34;1m%s\e[0m","流\n"); usleep(550000);system("tput cup 17 44");  printf("\e[0;34;1m%s\e[0m","年\n"); usleep(550000);sleep(2);
}

/*void exit()//落幕
{
system(“clear”);
system(“tput cup 5”)
system(“tput “)
}*/

int mygetch()//相当于getch()
{struct termios oldt, newt;int ch;tcgetattr(STDIN_FILENO, &oldt);newt = oldt;newt.c_lflag &= ~(ICANON | ECHO);tcsetattr(STDIN_FILENO, TCSANOW, &newt);ch = getchar();tcsetattr(STDIN_FILENO, TCSANOW, &oldt);return ch;
}int getpasswd(char *passwd, int size)//获取密码， 同时输出*
{int c, n = 0;do {c = mygetch();if (c != '\n' && c != 'r' & c != 127){passwd[n] = c;printf("*");n++;}else if ((c != '\n' | c != 'r') && c == 127)//判断是否是回车或者是退格{if (n > 0){n--; printf("\b \b");//输出退格}}}while (c != '\n' && c != 'r' && n < (size - 1));passwd[n] = '\0';//消除一个多余的回车return n;
}int client_creat()//创建socket
{int sockfd;sockfd = socket(PF_INET, SOCK_DGRAM, 0);if (-1 == sockfd){perror("socket");exit(1);}   return sockfd;
}

int Register(Userinfo *sendbuf)//注册
{char ch;char password1[20] = {0};char password2[20] = {0};printf("请创建帐号：\n");scanf("%s", sendbuf->account);while ((ch = getchar()) != '\n' && (ch != EOF));//清空缓冲区printf("请设计昵称：\n");scanf("%s", sendbuf->nickname);while ((ch = getchar()) != '\n' && (ch != EOF));//清空缓冲区//  printf("%s****\n", sendbuf->nickname);printf("请输入密码：\n");getpasswd(password1, 20);printf("\n请确认密码：\n");getpasswd(password2, 20);printf("\n密码找回：请输入您的QQ邮箱！\n");scanf("%s", sendbuf->qq_email);while ((ch = getchar()) != '\n' && (ch != EOF));//清空缓冲区strcpy(sendbuf->moto, "暂无个性签名");sendbuf->likes = 0;strcpy(sendbuf->vip, "未开通");strcpy(sendbuf->administrator, "大众");strcpy(sendbuf->shut_up, "未禁");printf("\n正在注册....\n");sleep(2);if (strcmp(password1, password2) != 0){printf("密码输入不一致，请重新注册！\n");memset(sendbuf, 0, sizeof(*sendbuf));return 0;}else{strcpy(sendbuf->password, password1);}
}

int Login(Userinfo *sendbuf)//登录
{char ch;
//  char password[20];printf("请输入帐号：\n");scanf("%s", sendbuf->account);while ((ch = getchar()) != '\n' && ch != EOF);printf("请输入密码：\n");getpasswd(sendbuf->password, 20);
//  strcpy(sendbuf->password, password);system("clear");system("tput cup 11 33 ");printf("正在登录.......\n");sleep(2);
}void online(Userinfo *recvbuf, int *sockfd, struct sockaddr_in *server_addr)//处理在线人数以及在线用户名单的显示函数
{int ret, i;Userinfo sendbuf = {0};bzero(&sendbuf, sizeof(sendbuf));sendbuf.flag = 7;ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_online_number!!!");return;}int length = sizeof(*server_addr);ret = recvfrom(*sockfd, recvbuf, sizeof(*recvbuf), 0, (struct sockaddr *)server_addr, &length);if (ret < 0){perror("sendto_...");return;}
}

void login_screen(int *sockfd, struct sockaddr_in *server_addr)//登录界面
{int i;Userinfo recvbuf = {0};bzero(&recvbuf, sizeof(recvbuf));online(&recvbuf, sockfd, server_addr);if (!strcmp(RECVBUF.vip, "荣耀会员"))//会员专属界面{system("clear");system("tput cup 0 16"); printf("\e[0;30;7m%s\e[0m","******************************************************************************************\n");system("tput cup 2 20"); time_show();system("tput cup 4 20"); printf("昵称：\e[0;34m%s\e[0m    个性签名：\e[0;32;1m%s\e[0m   点赞：\e[0;35;1m%d\e[0m     VIP：\e[0;36;1m%s\e[0m    头衔：\e[0;33;1m%s\e[0m\n",RECVBUF.nickname, RECVBUF.moto, RECVBUF.likes, RECVBUF.vip, RECVBUF.administrator);printf("\n                                                                                       当前在线人数：\e[0;31;1m%d\e[0m人\n", recvbuf.online_number);for (i = 0; i < recvbuf.online_number; i++){printf("                                                                                           \e[0;31m%s\e[0m\n", recvbuf.online_nickname[i]);}system("tput cup 6  20"); printf("\e[0;34;1m%s\e[0m","1.私聊\n");system("tput cup 6  60"); printf("\e[0;34;1m%s\e[0m","2.群聊\n");system("tput cup 8  20"); printf("\e[0;34;1m%s\e[0m","3.文件传输\n");system("tput cup 8  60"); printf("\e[0;34;1m%s\e[0m","4.点赞\n");system("tput cup 10 20"); printf("\e[0;34;1m%s\e[0m","5.修改个性签名\n");system("tput cup 10 60"); printf("\e[0;34;1m%s\e[0m","6.注册会员\n");system("tput cup 12 20"); printf("\e[0;34;1m%s\e[0m","7.禁言指定用户（管理员权限）\n");system("tput cup 12 60"); printf("\e[0;34;1m%s\e[0m","8.全员禁言（管理员权限）\n");system("tput cup 14 20"); printf("\e[0;34;1m%s\e[0m","9.查看聊天记录\n");system("tput cup 14 60"); printf("\e[0;34;1m%s\e[0m","10.解禁指定用户（管理员权限）\n");system("tput cup 16 20"); printf("\e[0;34;1m%s\e[0m","11.全员解禁（管理员权限）\n");system("tput cup 16 60"); printf("\e[0;34;1m%s\e[0m","12.踢人（管理员权限）\n");system("tput cup 18 20"); printf("\e[0;34;1m%s\e[0m","13.退出（不终止客户端）\n");system("tput cup 18 60"); printf("\e[0;34;1m%s\e[0m","14.退出（终止客户端）\n");system("tput cup 20 16"); printf("\e[0;30;7m%s\e[0m","*********************************请 输 入 您 的 选 择：***********************************\n");}else if (!strcmp(RECVBUF.vip, "至尊会员"))//管理员专属界面{system("clear");system("tput cup 0 16"); printf("\e[0;35;7m%s\e[0m","**************************************************************************************************\n");system("tput cup 2 20"); time_show();system("tput cup 4 20"); printf("昵称：\e[0;34m%s\e[0m    个性签名：\e[0;32;1m%s\e[0m   点赞：\e[0;35;1m%d\e[0m     VIP：\e[0;36;1m%s\e[0m    头衔：\e[0;33;1m%s\e[0m\n",RECVBUF.nickname, RECVBUF.moto, RECVBUF.likes, RECVBUF.vip, RECVBUF.administrator);printf("\n                                                                                       当前在线人数：\e[0;31;1m%d\e[0m人\n", recvbuf.online_number);for (i = 0; i < recvbuf.online_number; i++){printf("                                                                                           \e[0;31m%s\e[0m\n", recvbuf.online_nickname[i]);}system("tput cup 6  20"); printf("\e[0;34;1m%s\e[0m","1.私聊\n");system("tput cup 6  60"); printf("\e[0;34;1m%s\e[0m","2.群聊\n");system("tput cup 8  20"); printf("\e[0;34;1m%s\e[0m","3.文件传输\n");system("tput cup 8  60"); printf("\e[0;34;1m%s\e[0m","4.点赞\n");system("tput cup 10 20"); printf("\e[0;34;1m%s\e[0m","5.修改个性签名\n");system("tput cup 10 60"); printf("\e[0;34;1m%s\e[0m","6.注册会员\n");system("tput cup 12 20"); printf("\e[0;34;1m%s\e[0m","7.禁言指定用户（管理员权限）\n");system("tput cup 12 60"); printf("\e[0;34;1m%s\e[0m","8.全员禁言（管理员权限）\n");system("tput cup 14 20"); printf("\e[0;34;1m%s\e[0m","9.查看聊天记录\n");system("tput cup 14 60"); printf("\e[0;34;1m%s\e[0m","10.解禁指定用户（管理员权限）\n");system("tput cup 16 20"); printf("\e[0;34;1m%s\e[0m","11.全员解禁（管理员权限）\n");system("tput cup 16 60"); printf("\e[0;34;1m%s\e[0m","12.踢人（管理员权限）\n");system("tput cup 18 20"); printf("\e[0;34;1m%s\e[0m","13.退出（不终止客户端）\n");system("tput cup 18 60"); printf("\e[0;34;1m%s\e[0m","14.退出（终止客户端）\n");system("tput cup 20 16"); printf("\e[0;35;7m%s\e[0m","*************************************请 输 入 您 的 选 择：***************************************\n");}else//普通用户界面{system("clear");time_show();printf("昵称：%s   个性签名：%s 点赞：* %d * VIP：%s  头衔：%s\n",RECVBUF.nickname, RECVBUF.moto, RECVBUF.likes, RECVBUF.vip, RECVBUF.administrator);printf("\n\n                                    当前在线人数：%d人\n", recvbuf.online_number);for (i = 0; i < recvbuf.online_number; i++){printf("                                %s\n", recvbuf.online_nickname[i]);}printf("1.私聊\n");printf("2.群聊\n");printf("3.文件传输\n");printf("4.点赞\n");printf("5.修改个性签名\n");printf("6.注册会员\n");printf("7.禁言指定用户（管理员权限）\n");printf("8.全员禁言（管理员权限）\n");printf("9.查看聊天记录\n");printf("10.解禁指定用户（管理员权限）\n");printf("11.全员解禁（管理员权限）\n");printf("12.踢人（管理员权限）\n");printf("13.退出（不终止客户端）\n");printf("14.退出（终止客户端）\n");printf("请输入您的选择：\n");}
}

void show_private_chat()
{system("clear");system("tput cup 4 20"); time_show();printf("######################################################################\n");printf("#                                                                    #\n");printf("#   聊天工具                   常用语                常用表情        #\n");printf("#                                                                    #\n");printf("# 1.输入信息                1.气死宝宝了              1. ^_^         #\n");printf("#                                                                    #\n");printf("# 2.选择表情                2.饿死宝宝了              2. >O<         #\n");printf("#                                                                    #\n");printf("# 3.日常用语                3.痛死宝宝了              3. >*<         #\n");printf("#                                                                    #\n");printf("# 4.确认发送                4.想死宝宝了              4.|*O*|        #\n");printf("#                                                                    #\n");printf("# 5.退出私聊                5.冻死宝宝了              5. -_-||       #\n");printf("#                                                                    #\n");printf("######################################################################\n");printf("#　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　#\n");printf("#################            请输入您的选择          #################\n");
}

void chat_function(int *sockfd, struct sockaddr_in *server_addr)//娱乐聊天功能
{
    char choice[20] = {0};
    char pay_confirm[20];
    char ch;
    char vip[20] = {0};//
    char administrator[20] = {0};//
    char nickname[20] ={0};//
    char shut_up[20] = {0};//    int ret, fd1, length;    strcpy(nickname, RECVBUF.nickname);//这步必须要放在while循环外面，亲测！！！，否则对于一些无效操作
                                       //（已是会员，不是管理员等的操作）昵称while循环会被清空,    Userinfo sendbuf;//重新定义一个结构体变量//***************************************************************************************************一登录进去就群发上线指令
    sendbuf.flag = 21;
    strcpy(sendbuf.nickname, RECVBUF.nickname);
    ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));
    if (ret < 0)
    {        perror("sendto_register_show_info");
        return;
    }
//  bzero(&sendbuf, sizeof(sendbuf));//***************************************************************************************************

while (1)//本case语句中,sleep两秒的作用是为了保证在下一个循环前，读线程可以运行完毕，局部变量可以被成功赋值！！！{if (0 == OUT)//收到被踢信号，下线{++OUT;//必须要这步，因为程序没有终止，全局变量需要重新回到1，否则下次上线后会立即下线return;}//  sleep(3);//等待接受线程完成,此处与线程函数处的sleep时间是有关系的bzero(&vip, sizeof(vip));bzero(&administrator, sizeof(administrator));bzero(&shut_up, sizeof(shut_up));strcpy(vip, RECVBUF.vip);//只用这三个而忽略点赞是因为这三个要用来判断是否是会员、管理员和禁言strcpy(administrator, RECVBUF.administrator);strcpy(shut_up, RECVBUF.shut_up);system("clear");login_screen(sockfd, server_addr);//主界面//  system("tput cup x y");//等界面做好后再定坐标***************************************************fgets(choice, 20, stdin);bzero(&sendbuf, sizeof(sendbuf));switch (atoi(choice)){case 0:{sendbuf.flag = 20;strcpy(sendbuf.nickname, nickname);ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_register_member");return;}sleep(1);break;}case 1://私聊{ char chat_file_name[128] = {0};//存放聊天文件名char chat_file_record[4096] = {0};//存放聊天记录char tmp_record[128] = {0};char Tmp_record[2048] = {0};system("clear");char select[20] = {0};char select1[20] = {0};printf("请输入聊天对象的名字：\n");    //等待界面做好后在定坐标*******************************************        scanf("%s", sendbuf.to_nickname);//所要发送消息对象的昵称while ((ch = getchar()) != '\n' && ch != EOF);while (1){if (0 == OUT1)//收到退出私聊信号{++OUT1;break;}show_private_chat();//私聊界面fgets(select, 20, stdin);switch (atoi(&select[0])){case 0:break;case 1:{//          bzero(chat_text, sizeof(chat_text));//          bzero(chat_record, sizeof(chat_record));//          printf("请输入聊天对象的名字：\n");    //等待界面做好后在定坐标*******************************************        //          scanf("%s", sendbuf.to_nickname);//所要发送消息对象的昵称//          while ((ch = getchar()) != '\n' && ch != EOF);printf("请输入您想要说的话：\n");scanf("%[^\n]", sendbuf.msg);//读入所有不是换行的字符strcpy(sendbuf.nickname, nickname);//用户自己的昵称break;}case 2://选择表情{printf("请选择表情！\n");scanf("%s", select1);switch(atoi(&select1[0])){case 1:strcat(sendbuf.msg, " ^_^ ");break;case 2:strcat(sendbuf.msg, " >O< ");break;case 3:strcat(sendbuf.msg, " >*< ");break;case 4:strcat(sendbuf.msg, " |*O*| ");break;case 5:strcat(sendbuf.msg, " -_-|| ");}break;}case 3://选择常用语{printf("请选择常用语！\n");scanf("%s", select1);switch(atoi(&select1[0])){case 1:strcat(sendbuf.msg, " 气死宝宝了！ ");break;case 2:strcat(sendbuf.msg, " 饿死宝宝了！ ");break;case 3:strcat(sendbuf.msg, " 痛死宝宝了！ ");break;case 4:strcat(sendbuf.msg, " 想死宝宝了！ ");break;case 5:strcat(sendbuf.msg, " 冻死宝宝了！ ");break;}break;}case 4://全部结束后发送消息{sendbuf.flag = 4;if (!strcmp(sendbuf.to_nickname, nickname))//如果所要发送消息的对象是自己{bzero(&sendbuf, sizeof(sendbuf));printf("哼，本服务器不支持自言自语功能！\n");sendbuf.flag = 20;strcpy(sendbuf.nickname, nickname);ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_register_member");return;}sleep(2);//      bzero(&sendbuf, sizeof(sendbuf));break;}ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_private_chat!!!");return;}bzero(&tmp_record, sizeof(tmp_record));//先清空sprintf(tmp_record, "%s%s\n\n", time_show1(), sendbuf.msg);//再赋值//每次对话先临时保存在中，退出私聊时再一并记录bzero(&sendbuf.msg, sizeof(sendbuf.msg));//清空sendbuf.msg,否则下次还保留信息strcat(Tmp_record, tmp_record);//留到第5步退出私聊后清空sleep(2);break;}case 5:{OUT1 = 0;int fd;sendbuf.flag = 20;strcpy(sendbuf.nickname, nickname);ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_register_member");return;}sprintf(chat_file_name, "%s与%s的聊天记录.txt", nickname, sendbuf.to_nickname);fd = open(chat_file_name, O_CREAT | O_RDWR | O_APPEND, S_IRUSR | S_IWUSR);if (-1 == fd){perror("open");return;}sprintf(chat_file_record, "\e[0;34;1m%s对%s发送信息：\e[0m\n\n\n%s\n", nickname, sendbuf.to_nickname, Tmp_record);ret = write(fd, chat_file_record, strlen(chat_file_record));if (-1 == ret){perror("write");return;}bzero(&Tmp_record, sizeof(Tmp_record));bzero(&chat_file_name, sizeof(chat_file_name));bzero(&chat_file_record, sizeof(chat_file_record));close(fd);sleep(2);}break;default:printf("请您输入正确的选项,谢谢配合！\n");}//switch}//while//  sprintf(chat_record,"%s与%s的聊天记录.txt", recvbuf->nickname, sendbuf->nickname);//  fd1 = open(chat_record, O_CREAT | O_RDWR | O_APPEND, S_IRUSR | S_IWUSR)}break;

case 2://群聊{if (!strcmp(shut_up, "禁言")){printf("您已被禁言，无此权限！\n");sendbuf.flag = 20;strcpy(sendbuf.nickname, nickname);ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_register_member");return;}sleep(2);}else{system("clear");printf("请发送消息：\n");scanf("%s", sendbuf.msg);while ((ch = getchar()) != '\n' && ch != EOF);sendbuf.flag = 5;strcpy(sendbuf.nickname, nickname);ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_group_chat");break;}printf("正在发送......\n");sleep(2);}break;}

case 3://文件传输{int ret;FILE *fp;printf("接收方昵称：\n");scanf("%s", sendbuf.to_nickname);while ((ch = getchar()) != '\n' && ch != EOF);if (!strcmp(sendbuf.to_nickname, nickname)){printf("本服务器不支持自发自收功能！\n");sendbuf.flag = 20;strcpy(sendbuf.nickname, nickname);ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_register_member");return;}sleep(2);break;}strcpy(sendbuf.nickname, nickname);printf("请选择文件：\n");scanf("%s", sendbuf.file_name);sendbuf.flag = 6;fp = fopen(sendbuf.file_name, "r");if (NULL == fp){printf("无法打开，该文件不存在！\n");perror("can not open file\n");return;}ret = fread(sendbuf.file_content, 1, sizeof(sendbuf.file_content), fp);//可能写的不对//读到数组中if (0 == ret){perror("fread_file_transfer");return;}fclose(fp);ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_file_transfer");return;}sleep(2);   }break;

case 4://点赞{system("clear");sendbuf.flag = 10;printf("请输入点赞对象昵称：\n");scanf("%s", sendbuf.to_nickname);while ((ch = getchar()) != '\n' && ch != EOF);strcpy(sendbuf.nickname, nickname);if (!strcmp(nickname, sendbuf.to_nickname)){sleep(1);system("clear");printf("本服务器不支持自我点赞！\n");sendbuf.flag = 20;ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_register_member");return;}sleep(2);break;}ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_give_like");return;}printf("正在为您喜爱的用户点赞......\n");sleep(2);break;}

case 5://修改个性签名{system("clear");sendbuf.flag = 11;printf("请输入您的个性签名：\n");scanf("%[^\n]", sendbuf.moto);while ((ch = getchar()) != '\n' && ch != EOF);strcpy(sendbuf.nickname, nickname);ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_chang_moto");return;}printf("正在更新您的个性签名， 请稍等片刻！\n");sleep(2);break;}case 6://注册会员{char choice[10] = {0};if (!strcmp(vip, "荣耀会员")){system("clear");printf("您已是荣耀会员！\n");sendbuf.flag = 20;strcpy(sendbuf.nickname, nickname);ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_register_member");return;}sleep(2);break;}else {system("clear");printf("开通荣耀会员：支付100￥ \n");printf("立即开通？(y/n)\n");//找人代付?....scanf("%s", choice);//如果不定义choice，直接用ch ???if ('y' == choice[0]){strcpy(sendbuf.vip, "荣耀会员");strcpy(sendbuf.nickname, nickname);sendbuf.flag = 12;ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_register_member");return;}sleep(2);break;}else//需要else,不可省略，因为任何操作都需要接收信息{sendbuf.flag = 20;strcpy(sendbuf.nickname, nickname);ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_register_member");return;}sleep(2);break;}                       }}

case 7://禁言指定用户（管理员权限）（针对群聊）{if (!strcmp(administrator, "大众")){system("clear");system("tput cup 6 55"); printf("您并非管理人员， 无此权限！\n");sendbuf.flag = 20;strcpy(sendbuf.nickname, nickname);ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_register_member");return;}}else{system("clear");printf("请您输入禁言对象昵称：\n");scanf("%s", sendbuf.to_nickname);if (!strcmp(sendbuf.to_nickname, nickname)){system("clear");system("tput cup 6 55"); printf("无法对自己禁言！\n");sendbuf.flag = 20;strcpy(sendbuf.nickname, nickname);ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_register_member");return;}sleep(2);break;}sendbuf.flag = 13;strcpy(sendbuf.nickname, nickname);strcpy(sendbuf.administrator, administrator);//传过去用来显示strcpy(sendbuf.shut_up, "禁言");ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0) {perror("sendto_shut_up_person");return;}}sleep(2);break;}

case 8://全员禁言（针对群聊）{if (!strcmp(administrator, "大众")){system("clear");system("tput cup 6 55"); printf("您并非管理人员， 无此权限！\n");sendbuf.flag = 20;strcpy(sendbuf.nickname, nickname);ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_register_member");return;}}else{   sendbuf.flag = 14;strcpy(sendbuf.nickname, nickname);strcpy(sendbuf.administrator, administrator);strcpy(sendbuf.shut_up, "禁言");ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_group_chat");break;}printf("正在发送......\n");}sleep(2);break;}

case 9://查看聊天记录{system("clear");int fd1, i = 0;char buf, record[1024] = {0};char to_nickname[20] = {0};char chat_name[128] = {0};//聊天文件名printf("请您输入对方昵称：\n");scanf("%s", to_nickname);while ((ch = getchar()) != '\n' && ch != EOF);sprintf(chat_name, "%s与%s的聊天记录.txt", nickname, to_nickname);//  printf("%s\n", chat_name);//****************************************fd1 = open(chat_name, O_RDONLY, S_IRUSR | S_IWUSR);if (-1 == fd1){system("clear");printf("您与%s暂无聊天记录！\n", to_nickname);sendbuf.flag = 20;strcpy(sendbuf.nickname, nickname);ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_register_member");break;}//********************************************flag = 20!!!sleep(2);break;}while ((ret = read(fd1, &buf, 1)) != 0){record[i] = buf;i++;bzero(&buf, sizeof(buf));}record[i] = '\0';system("clear");printf("聊天记录：\n%s\n", record);sleep(10);sendbuf.flag = 20;strcpy(sendbuf.nickname, nickname);ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_register_member");return;}close(fd1);sleep(2);break;}

case 10://解禁(指定用户)（针对群聊）{if (!strcmp(administrator, "大众")){system("clear");system("tput cup 6 55"); printf("您并非管理人员，无此权限！\n");sendbuf.flag = 20;strcpy(sendbuf.nickname, nickname);ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_register_member");return;}}else{system("clear");printf("请您输入解禁对象昵称：\n");scanf("%s", sendbuf.to_nickname);if (!strcmp(sendbuf.to_nickname, nickname)){system("clear");printf("您是管理人员，无须此操作！\n");sendbuf.flag = 20;strcpy(sendbuf.nickname, nickname);ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_register_member");return;}sleep(2);break;}sendbuf.flag = 15;strcpy(sendbuf.nickname, nickname);strcpy(sendbuf.administrator, administrator);//传过去用来显示strcpy(sendbuf.shut_up, "未禁");ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0) {perror("sendto_shut_up1");return;}printf("正在处理......\n");}sleep(2);break;}

case 11://全员解禁（针对群聊）（针对群聊）{if (!strcmp(administrator, "大众")){system("clear");printf("您并非管理人员， 无此权限！\n");sendbuf.flag = 20;strcpy(sendbuf.nickname, nickname);ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_register_member");return;}}else{   sendbuf.flag = 16;strcpy(sendbuf.nickname, nickname);strcpy(sendbuf.administrator, administrator);strcpy(sendbuf.shut_up, "未禁");ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_group_chat1");break;}printf("正在发送......\n");}sleep(2);break;}case 12://踢人（强制对方下线）（管理员权限）{if (!strcmp(administrator, "大众")){system("clear");printf("您并非管理人员， 无此权限！\n");sendbuf.flag = 20;strcpy(sendbuf.nickname, nickname);ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_register_member");return;}}else{system("clear");printf("请您输入对方昵称：\n");scanf("%s", sendbuf.to_nickname);printf("duifang:*******%s\n", sendbuf.to_nickname);while ((ch = getchar()) != '\n' && ch != EOF);if (!strcmp(sendbuf.to_nickname, nickname)){sleep(1);system("clear");printf("您是管理员，不得胡闹！\n");sendbuf.flag = 20;strcpy(sendbuf.nickname, nickname);ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_register_member");return;}sleep(2);break;}sendbuf.flag = 17;strcpy(sendbuf.nickname, nickname);//传管理员昵称strcpy(sendbuf.administrator, administrator);//传过去用来显示ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0) {   perror("sendto_shut_up");return;}printf("正在处理......\n");}sleep(2);break;}

case 13://退出（下线）（不终止客户端）{sendbuf.flag = 18;strcpy(sendbuf.nickname, nickname);ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_downline");return;}sleep(2);}break;case 14://退出（下线）（终止客户端）{strcpy(sendbuf.nickname, nickname);sendbuf.flag = 19;ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_downline");return;}//  exit();//落幕exit(1);}default:printf("请您输入正确的指令，谢谢配合！\n");sendbuf.flag = 20;strcpy(sendbuf.nickname, nickname);ret = sendto(*sockfd, &sendbuf, sizeof(sendbuf), 0, (struct sockaddr *)server_addr, sizeof(*server_addr));if (ret < 0){perror("sendto_register_member");return;}break;}}
}
``void *read_from_server(void *arg)
{
int ret, length;
struct sockaddr_in server_addr;
length = sizeof(server_addr);while (1)
{
sleep(3);
bzero(&RECVBUF, sizeof(RECVBUF));
ret = recvfrom(*(int *)arg, &RECVBUF, sizeof(RECVBUF), 0, (struct sockaddr *)&server_addr, &length);
if ( ret < 0)
{
perror("recvfrom_read_from_server");
return;
}
switch (atoi(RECVBUF.buf))
{
case 1://对方向我私聊{ system("clear");
char fd2;
char chat_file_name1[128] = {0};
char chat_file_record1[4096] = {0};
char tmp_record1[256] = {0};bzero(&chat_file_name1, sizeof(chat_file_name1));
bzero(&chat_file_record1, sizeof(chat_file_record1));
bzero(&tmp_record1, sizeof(tmp_record1));sprintf(tmp_record1, "%s%s\n\n", time_show1(), RECVBUF.msg);sprintf(chat_file_name1, "%s与%s的聊天记录.txt", RECVBUF.nickname, RECVBUF.tmp_name);
fd2 = open(chat_file_name1, O_CREAT | O_RDWR | O_APPEND, S_IRUSR | S_IWUSR);
if (-1 == fd2)
{
perror("open1");
return;
}sprintf(chat_file_record1, "\e[0;34;1m%s对%s发送信息：\e[0m\n\n%s\n", RECVBUF.tmp_name, RECVBUF.nickname, tmp_record1);
ret = write(fd2, chat_file_record1, strlen(chat_file_record1));
if (-1 == ret)
{
perror("write1");
return;
}system("tput cup 6 55"); printf("%s: %s\n", RECVBUF.tmp_name, RECVBUF.msg);//格式为：   对方名称：消息
system("tput cup 8 55"); printf("请您输入回车键返回：\n");
break;
}
case 2://发送消息成功（包括 私聊 和 群聊 和 文件）{system("clear");
system("tput cup 6 55"); printf("发送成功！\n");
//system("tput cup 8 55"); printf("请您输入回车键返回：\n");
break;
}
case 3://对方暂未登录{system("clear");
system("tput cup 6 55"); printf("很遗憾， 对方暂未登录！\n");
//system("tput cup 8 55"); printf("请您输入回车键返回：\n");
break;
}
/*  case 4://查看聊天记录{
}*/
case 5://对方发起群聊{system("clear");
system("tput cup 6 55"); printf("%s群发：%s\n", RECVBUF.tmp_name, RECVBUF.msg);
system("tput cup 8 55"); printf("请您输入回车键返回：\n");
break;
}
case 6://发送消息失败{system("clear");
system("tput cup 6 55"); printf("消息发送失败，无其他人在线！\n");
system("tput cup 8 55"); printf("请您输入回车键返回：\n");
break;
}
case 7://接收文件{
system("clear");int ret;
FILE *fp1;//之前传输文件处定义过fp,这里文件描述符千万别写成fp,就是说文件描述符必须不一致！！！
char file_name[64] = "复件";strcat(file_name, RECVBUF.file_name);
fp1 = fopen(file_name, "w");
if (NULL == fp1)
{perror("can not open file_client_file_transfer") ;
return;
}ret = fwrite(RECVBUF.file_content, 1, strlen(RECVBUF.file_content), fp1);if (0 == ret)
{perror("fread_file_transfer");
return;
}printf("%s 给您发送文件，恭喜您已成功接收......\n", RECVBUF.tmp_name);
printf("文件内容：%s\n", RECVBUF.file_content);//稍后再写函数控制是否接收等等
system("tput cup 8 55"); printf("请您输入回车键刷新：\n");
fclose(fp1);
//bzero(&RECVBUF, sizeof(RECVBUF));
break;
}case 8://对方向我点赞 system("clear");system("tput cup 6 55"); printf("%s为您点赞！\n", RECVBUF.tmp_name);system("tput cup 8 55"); printf("请您输入回车键刷新：\n");break;case 9://点赞成功system("clear");system("tput cup 6 55"); printf("点赞成功！\n");break;case 10://点赞失败system("clear");system("tput cup 6 55"); printf("点赞失败，该用户尚未注册！\n");//  system("tput cup 8 55"); printf("请您输入回车键返回：\n");break;case 11://修改个性签名成功system("clear");system("tput cup 6 55"); printf("恭喜您已成功修改个性签名！\n");break;case 12://注册会员成功system("clear");system("tput cup 6 55"); printf("恭喜您已成功开通会员！\n");break;case 13://指定用户被禁言system("clear");system("tput cup 6 55"); printf("很抱歉， 您已被管理员:%s 禁言！\n", RECVBUF.tmp_name);system("tput cup 8 55"); printf("请您输入回车键返回：\n");break;case 14://指定用户禁言成功system("clear");system("tput cup 6 55"); printf("恭喜您成功禁言该用户！\n");break;case 15://指定用户禁言失败system("clear");system("tput cup 6 55"); printf("该用户并未注册， 无须禁言！\n");break;case 16://全员禁言成功system("clear");system("tput cup 6 55"); printf("恭喜尊贵的管理员，本群禁言成功！\n");//  system("tput cup 8 55"); printf("请您输入回车键返回：\n");break;case 17://收到禁言信息system("clear");system("tput cup 6 55"); printf("管理员%s:本群禁言中...\n", RECVBUF.tmp_name);system("tput cup 8 55"); printf("请您输入回车键返回：\n");break;case 18://指定用户被解禁system("clear");system("tput cup 6 55"); printf("恭喜您，您已被管理员:%s 解禁！\n", RECVBUF.tmp_name);system("tput cup 8 55"); printf("请您输入回车键返回：\n");break;case 19://指定用户解禁成功system("clear");system("tput cup 6 55"); printf("恭喜您成功解禁该用户！\n");break;case 20://指定用户解禁失败system("clear");system("tput cup 6 55"); printf("该用户并未注册，无须解禁！\n");//  system("tput cup 8 55"); printf("请您输入回车键返回：\n");break;case 21://全员解禁成功system("clear");system("tput cup 6 55"); printf("恭喜尊贵的管理员，本群解禁成功！\n");//  system("tput cup 8 55"); printf("请您输入回车键返回：\n");break;case 22://收到解禁信息system("clear");system("tput cup 6 55"); printf("管理员%s:本群已解禁！\n", RECVBUF.tmp_name);system("tput cup 8 55"); printf("请您输入回车键返回：\n");break;case 23://被踢（被强制下线）system("clear");OUT = 0;system("tput cup 6 55"); printf("很遗憾，您已被管理员：%s 强制下线！\n", RECVBUF.tmp_name);system("tput cup 8 55"); printf("请您输入回车键返回：\n");break;case 24://踢人（强制对方下线）成功system("clear");system("tput cup 6 55"); printf("恭喜尊贵的管理员，对方已被您成功踢下线！\n");//  system("tput cup 8 55"); printf("请您输入回车键返回：\n");break;case 25://踢人（对方未登录）失败system("clear");system("tput cup 6 55"); printf("该用户尚未登录，您的踢人指令无效！\n");//  system("tput cup 8 55"); printf("请您输入回车键返回：\n");break;case 26://踢人（对方未注册）失败system("clear");system("tput cup 6 55"); printf("该用户尚未注册，您的踢人指令无效！\n");//  system("tput cup 8 55"); printf("请您输入回车键返回：\n");break;case 27://自己下线成功（不终止客户端）system("clear");OUT = 0;system("tput cup 6 55"); printf("恭喜您已成功下线！\n");break;case 28://好友上线通知system("clear");system("tput cup 6 55"); printf("您的好友%s已上线\n", RECVBUF.tmp_name);system("tput cup 8 55"); printf("请您输入回车键刷新：\n");break;case 29://好友下线通知system("clear");system("tput cup 6 55"); printf("您的好友%s已下线\n", RECVBUF.tmp_name);system("tput cup 8 55"); printf("请您输入回车键刷新：\n");break;}}
}

/***************************************************************

File Name: testchat.c
Author: 浮生流年
Function List: main() 主函数
Created Time: 2017年12月13日星期三 16时49分18秒
**************************************************************/

#include <stdio.h>
#include "client.h"//pthread_t tid[2];
Userinfo RECVBUF;//全局变量
int OUT = 1;//全局变量，1保持聊天状态，0退出聊天界面
int OUT1 = 1;//全局变量，1保持聊天表情，常用语，聊天说话，0退出
//char time_info[128];//必须要全局变量，否则提示出错int main()
{Userinfo Sendbuf;//定义结构体变量client
//  Userinfo Recvbuf;char choice[10] = {0};int sockfd, ret;struct sockaddr_in server_addr;pthread_t tid;/*  H_node *head = (H_node *)malloc(sizeof(H_node));if (NULL == head){printf("Malloc Failure !\n");return;}head->next = NULL;*/sockfd = client_creat();//创建socketbzero(&server_addr, sizeof(server_addr));server_addr.sin_family = AF_INET;server_addr.sin_port = PORT;server_addr.sin_addr.s_addr = inet_addr("127.0.0.1");show_first();show();int length = sizeof(server_addr);

    while (1){print_info();scanf("%s", choice);switch (atoi(&choice[0])){case 1://注册{bzero(&Sendbuf, sizeof(Sendbuf));if (Register(&Sendbuf) == 0){break;}else{Sendbuf.flag = 1;ret = sendto(sockfd, &Sendbuf, sizeof(Sendbuf), 0, (struct sockaddr *)&server_addr, sizeof(server_addr));if (ret < 0){perror("sendto_register");exit(1);}bzero(&RECVBUF, sizeof(RECVBUF));ret = recvfrom(sockfd, &RECVBUF, sizeof(RECVBUF), 0, (struct sockaddr *)&server_addr, &length);if (ret < 0){perror("recvfrom_register");exit(1);}if (strcmp(RECVBUF.buf, "注册成功！") == 0){printf("恭喜您注册成功！\n");sleep(2);break;}else if (strcmp(RECVBUF.buf, "帐号已存在！") == 0){printf("该帐户已被注册， 请重新注册！\n");sleep(2);break;}}}case 2://登录{bzero(&Sendbuf, sizeof(Sendbuf));Login(&Sendbuf);Sendbuf.flag = 2;ret = sendto(sockfd, &Sendbuf, sizeof(Sendbuf), 0, (struct sockaddr *)&server_addr, sizeof(server_addr));if ( ret < 0){perror("sendto_login");exit(1);}bzero(&Sendbuf, sizeof(Sendbuf));ret = recvfrom(sockfd, &RECVBUF, sizeof(RECVBUF), 0, (struct sockaddr *)&server_addr, &length);if (ret < 0){perror("recvfrom_login");exit(1);}if (!strcmp(RECVBUF.buf, "登录成功！"))//Recvbuf中保存了服务器发送的调用数据库中的本帐号信息{printf("恭喜您登录成功！\n");printf("%s\n", RECVBUF.nickname);//  bzero(&Recvbuf, sizeof(Recvbuf));//先写登录界面，待会再处理sleep(2);//  login_screen(&Recvbuf);//登录界面//  bzero(&Recvbuf, sizeof(Recvbuf));pthread_create(&tid, NULL, read_from_server, (void *)&sockfd);//开起一个读线程，专门用来接收消息pthread_detach(tid);chat_function(&sockfd, &server_addr);}else if (!strcmp(RECVBUF.buf, "该帐号已在其他地方登录！")){printf("该帐号已在其他地方登录！\n");bzero(&RECVBUF, sizeof(RECVBUF));break;}else if (!strcmp(RECVBUF.buf, "帐号或密码错误")){printf("您输入的帐号或密码错误，请重新登录！\n");sleep(2);bzero(&RECVBUF, sizeof(RECVBUF));}break;}case 3://忘记密码{system("clear");bzero(&Sendbuf, sizeof(Sendbuf));Sendbuf.flag = 3;printf("请输入您的QQ邮箱，我们将通过此邮箱发送您所需要的信息，请您注意查收！\n");scanf("%s", Sendbuf.qq_email);ret = sendto(sockfd, &Sendbuf, sizeof(Sendbuf), 0, (struct sockaddr *)&server_addr, sizeof(server_addr));if (ret < 0){perror("sendto_forgot_password");exit(1);}ret = recvfrom(sockfd, &RECVBUF, sizeof(RECVBUF), 0, (struct sockaddr *)&server_addr, &length);if (ret < 0){perror("recvfrom_forgot_password");exit(1);}sleep(2);system("clear");if (!strcmp(RECVBUF.buf, "忘记密码")){printf("密码已发送至您的邮箱，请前往查收！\n\n\n");printf("正在为您跳转......\n\n");sleep(2);system("clear");printf("已使用快捷方式登陆您的邮箱......\n");sleep(1);printf("************请妥善保管************\n");printf("*                                *\n");printf("*     帐号：%s                   *\n", RECVBUF.account);printf("*                                *\n");printf("*     密码：%s                   *\n", RECVBUF.password);printf("*                                *\n");printf("**********************************\n");sleep(3);break;show_first();}else{printf("该帐号尚未注册！\n");break;}}case 4:exit(1);break;default:printf("未知操作。。。。。。\n");}}close(sockfd);return 0;
}

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