/*****************************************************************************************************
Program?File?Name:?popserver.cpp
Program?Begin?Date:?2007-4-16
Program?Description:?A?Simple?pop3?server
Author:?wangjianlin
*****************************************************************************************************/
#include?
#include?
#include?
#include?
#pragma?comment（lib?“ws2_32.lib“）?
/*****************************************************************************************************/
#define?MAX_CONNECTION_NUM?50?????????//定義最大連接數
#define?POP_SERVER_PORT?110??????????//定義服務器端口
#define?BUFFER_SIZE?1024?????????????//定義緩沖區大小
/*****************************************************************************************************/
u_short?serverPort=POP_SERVER_PORT;?????????????????????//定義服務器端口為默認端口
char?*readBuf;???????????????????????????????????????????//定義接受數據緩沖區
WSAData?wsaData;?????????????????????????????????????????//定義WSAData結構
SOCKET?clientSocket[MAX_CONNECTION_NUM];?????????????????//定義所有客戶端socket
SOCKET?serverSocket;?????????????????????????????????????//定義服務器監聽socket
struct?sockaddr_in?clientSockAddr[MAX_CONNECTION_NUM];???//定義所有客戶端信息
struct?sockaddr_in?server;???????????????????????????????//保存要設置的服務器信息
/*****************************************************************************************************/
struct?UserInfo??????????????????????????????????????????//定義用戶信息結構
{???????????????????????????????????????????????????????
?	char?username[20];???????????????????????????????????//用戶名
	char?password[30];???????????????????????????????????//密碼
};
struct?ClientContent?????????????????????????????????????//客戶端輸入的信息????????????????????????
{
	char?command[10];????????????????????????????????????//保存命令字符串
	char?*param;?????????????????????????????????????????//指向命令參數
};
struct?CommandFinished???????????????????????????????????//命令執行狀態結構共2條命令
{
	char?USER;???????????????????????????????????????????//如果該命令已經成功執行的話
	char?PASS;???????????????????????????????????????????//就為字符‘Y‘否則為0
};
/*****************************************************************************************************/
DWORD?WINAPI?PopBeginService（LPVOID?lpParam）;????????????//對客戶進行服務的函數，其中lpParam傳入服務Socket序號
void?WriteClientInfo（int?index）;?????????????????????????//index為傳入的客戶Socket序號
void?CommandHandle（int?index）;???????????????????????????//對index位置的客戶命令進行處理
void?GetCommandAndContent（char?*bufClientContent?*clientContent）;?//分析buf指向的信息為命令和參數
int?GetFileSize（char?*fileNamestruct?UserInfo?*userInfo）;?//得到文件fileName的大小
int?GetMailFileTotalSize（UserInfo?*userInfo）;???????????//得到某個用戶郵件總大小
int?GetMailFileNum（UserInfo?*userInfo）;??????????????????//得到某個用戶郵件數目
void?SortMailFile（UserInfo?*userInfo）;??????????????????//對刪除后的郵件重新排序
void?USER_Handle（int?indexCommandFinished?*commandFinishedchar?*paramUserInfo?*userInfo）;?//處理USER命令
void?PASS_Handle（int?indexCommandF

?屬性????????????大小?????日期????時間???名稱
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?????文件??????43401??2007-05-12?17:51??MailSystemServer\popserver.cpp

?????文件??????43323??2007-05-12?16:23??MailSystemServer\smtpserver.cpp

?????文件??????15223??2007-05-14?20:41??MailSystemServer\TestSMTP\Debug\hao.obj

?????文件?????170476??2007-05-14?20:41??MailSystemServer\TestSMTP\Debug\KEHU.ilk

?????文件????3645260??2007-04-23?14:13??MailSystemServer\TestSMTP\Debug\KEHU.pch

?????文件?????508928??2007-05-14?20:41??MailSystemServer\TestSMTP\Debug\KEHU.pdb

?????文件?????164864??2007-05-14?20:43??MailSystemServer\TestSMTP\Debug\vc60.idb

?????文件??????86016??2007-05-14?20:41??MailSystemServer\TestSMTP\Debug\vc60.pdb

?????文件???????4259??2007-04-10?15:58??MailSystemServer\TestSMTP\KEHU.dsp

?????文件????????533??2007-04-10?15:38??MailSystemServer\TestSMTP\KEHU.dsw

?????文件??????41984??2007-05-14?20:44??MailSystemServer\TestSMTP\KEHU.ncb

?????文件??????48640??2007-05-14?20:44??MailSystemServer\TestSMTP\KEHU.opt

?????文件???????1240??2007-05-14?20:41??MailSystemServer\TestSMTP\KEHU.plg

?????文件?????????24??2007-04-10?21:36??MailSystemServer\TestSMTP\ServerLog.txt

?????文件???????3294??2007-05-14?20:41??MailSystemServer\TestSMTP\testSMTP.cpp

?????文件??????????0??2007-05-13?21:58??MailSystemServer\user.dat

?????目錄??????????0??2007-04-10?15:38??MailSystemServer\TestSMTP\Debug

?????目錄??????????0??2007-04-10?15:38??MailSystemServer\TestSMTP

?????目錄??????????0??2007-05-23?21:11??MailSystemServer

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