#include??
#include??
#include??
#include??
#include??
#include??
#include??
#include??

#define?portnumber?3333

struct?message
{
????int?id;
????char?name[20];
	char?age[20];
????char?tel[20];
????char?addr[20];
????int?action;
};

int?main（int?argc?char?*argv[]）?
{?
	int?sockfd;?
	char?buffer[1024];?
	struct?sockaddr_in?server_addr;?
	struct?hostent?*host;?
	int?nbytes;
	struct?message?msg;
	int?n_read;
	int?i;
	char?ch[10];

	/*使用hostname查詢host名字*/
	if（argc!=2）?
	{?
		fprintf（stderr“Usage:%s?hostname?\a\n“argv[0]）;?
		exit（1）;?
	}?

	if（（host=gethostbyname（argv[1]））==NULL）?
	{?
		fprintf（stderr“Gethostname?error\n“）;?
		exit（1）;?
	}?

	/*客戶程序開始建立sockfd描述符*/
	if（（sockfd=socket（AF_INETSOCK_STREAM0））==-1）?//AF_INET:Internet;SOCK_STREAM:TCP?
	{?
		fprintf（stderr“Socket?Error:%s\a\n“strerror（errno））;?
		exit（1）;?
	}?

	/*客戶程序填充服務端的資料*/
	bzero（&server_addrsizeof（server_addr））;?//初始化置0?
	server_addr.sin_family=AF_INET;??????????//IPV4
	server_addr.sin_port=htons（portnumber）;??//（將本機上的short數據轉化為網絡上的short數據）端口號
	server_addr.sin_addr=*（（struct?in_addr?*）host->h_addr）;?//IP地址
	
	/*客戶程序發起連接請求*/
	if（connect（sockfd（struct?sockaddr?*）（&server_addr）sizeof（struct?sockaddr））==-1）?
	{?
		fprintf（stderr“Connect?Error:%s\a\n“strerror（errno））;?
		exit（1）;?
	}?
	
	while（1）
	{
		system（“reset“）;
		printf（“?????????????????*====================================*\n“）;
		printf（“?????????????????|?????????多功能電子通訊錄???????????|\n“）;
		printf（“?????????????????|????????????????????????????????????|\n“）;
		printf（“?????????????????|????????????????????????????????????|\n“）;
		printf（“?????????????????|????????????????????????????版本:1.0|\n“）;
		printf（“?????????????????--------------------------------------\n“）;
		printf（“?????????????????|???1:添加好友信息??2:查看好友信息???|\n“）;
		printf（“?????????????????|???3:搜索好友信息??4:刪除好友信息???|\n“）;
		printf（“?????????????????|???5:修改好友信息??6:退出???????????|\n“）;
		printf（“?????????????????*====================================*\n“）;
		printf（“?????????????????請輸入你所要做的操作:\n“）;
		printf（“?????????????????insert/display/search/delete/alter/exit:\n“）;

		char?cmd[20];
		while（1）
		{
	????	printf（“?????????????????Please?input?cmd:“）;
	????	scanf（“%s“cmd）;

	????	if（strcmp（cmd“insert“）?==?0）	//插入操作?????
	????	{
????????????	system（“reset“）;
				msg.action?=?1;
	????????
				printf（“Please?input?id:\n“）;
	????????	scanf（“%d“&msg.id）;
	????????	printf（“Please?input?name:\n“）;
	????????	scanf（“%s“msg.name）;
				printf（“Please?input?age:\n“）;
				scanf（“%s“msg.age）;
	????????	printf（“Please?input?tel:\n“）;
	????????	scanf（“%s“msg.tel）;
	????????	printf（“Please?input?addr:\n“）;
	????????	scanf（“%s“msg.addr）;

	????????	write（sockfd&msgsizeof（msg））;
				read（sockfd&msgsizeof（msg））;

				if（msg.action?==?1）
				{
		????		printf（“insert?success!\n“）;
				}
				else
				{
		????		printf（“insert?error!\n“）;
				}
			
				printf（“\nBack?to?Menu?（yes/no）

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-03-26?09:38??網絡通訊錄\
?????文件???????10993??2017-03-26?09:36??網絡通訊錄\client
?????文件????????2048??2017-03-17?14:35??網絡通訊錄\message.db
?????文件????????9450??2017-03-26?09:38??網絡通訊錄\server
?????文件????????7438??2017-03-26?09:36??網絡通訊錄\tcp_client.c
?????文件????????6093??2017-03-17?11:02??網絡通訊錄\tcp_client.c~
?????文件????????6103??2017-03-18?14:30??網絡通訊錄\tcp_server.c
?????文件????????4736??2017-03-16?15:17??網絡通訊錄\tcp_server.c~