網(wǎng)絡(luò)程序設(shè)計(jì)第10章附錄源代碼清單、項(xiàng)目工程文件10.7smtp客戶端-郵件發(fā)送高級(jí)編程

使用MFCAppWizard創(chuàng)建應(yīng)用程序框應(yīng)用程序類：CSMTPApp，對(duì)應(yīng)的文件是SMTP.h和SMTP.cpp框類：CSMTPDlg，對(duì)應(yīng)的文件是SMTPDlg.h和SMTPDlg.cpp為框添加控表6- 框中的控件屬staticstaticstaticstatic郵件staticediteditediteditedit靜態(tài)文本static靜態(tài)文本static發(fā)信靜態(tài)文本static發(fā)信地址靜態(tài)文本staticSMTP服務(wù)器靜態(tài)文本static服務(wù)器端口靜態(tài)文本staticSMTP驗(yàn)證方式靜態(tài)文本static靜態(tài)文本static密靜態(tài)文本static本地綁定地址編輯 edit編輯 edit編輯 edit編輯 edit編輯 comb編輯 edit編輯 edit編輯 edit編輯 edit靜態(tài)文本static命令按鈕命令按鈕編輯 editIDControlIDsVariableNameVariableIDControlIDsVariableNameVariableIDC_EDIT_Atta為框中的控件對(duì)象添加事件響應(yīng)函按照表6-15，用類向?qū)?ClassWizard)為框中的控件對(duì)象添加事件響應(yīng)函數(shù)為CSMTPDlg類添加其它的成員函進(jìn)//SMTPwithAttach.h:mainheaderfilefortheSMTPWITHATTACH#if 1BDF7EECAFX_SMTPWITHATTACH_H00BF0684_64ED_4056_BB99_E1E81BDF7EEC #if_MSC_VER>#pragma#endif//_MSC_VER>#ifndef #errorinclude'stdafx.h'beforeincludingthisfileforPCH#include //main////SeeSMTPwithAttach.cppfortheimplementationofthisclassCSMTPwithAttachApp:public{////ClassWizardgeneratedvirtualfunctionvirtualBOOL////NOTE-theClassWizardwilladdandremovememberfunctions DONOTEDITwhatyouseeintheseblocksofgeneratedcode//VisualC++willinsertadditionaldeclarationsimmediaybeforethepreviousline.// BDF7EEC//SMTPwithAttach.cpp:Definestheclassbehaviorsforthe#include#include"SMTPwithAttach.h"#include"SMTPwithAttachDlg.h"#ifdef#definenewDEBUG_NEW#undefTHIS_FILEstaticcharTHIS_FILE[]=FILE;//BEGIN_MESSAGE_MAP(CSMTPwithAttachApp,//NOTE-theClassWizardwilladdandremovemapmacros DONOTEDITwhatyouseeintheseblocksofgeneratedMAND(ID_HELP,CWinApp::OnHelp)//CSMTPwithAttachApp{//TODO:addconstructioncode//Placeallsignificantinitializationin}//TheoneandonlyCSMTPwithAttachAppobjectCSMTPwithAttachApptheApp;//CSMTPwithAttachAppBOOL{//Standard//Ifyouarenotusingthesefeaturesandwishtoreducethe ofyourfinalexecutable,youshouldremovefromthe thespecificinitializationroutinesyoudonot#ifdef //CallthiswhenusingMFCinasharedDLL //CallthiswhenlinkingtoMFCstaticallyif{TRACE(_T("FailedtoinitialisetheWinsockstack\n"));returnFALSE;}CSMTPwithAttachDlgdlg;m_pMainWnd=&dlg;intnResponse=dlg.DoModal();if(nResponse==IDOK){//TODO:Placecodeheretohandlewhenthedialog dismissedwith}elseif(nResponse=={//TODO:Placecodeheretohandlewhenthedialog dismissedwith}//Sincethedialoghasbeenclosed,returnFALSEsothatweexit application,ratherthanstarttheapplication'smessagepump.returnFALSE;}//SMTPwithAttachDlg.h:header#if DA2BD3528DAAFX_SMTPWITHATTACHDLG_H17FC5C0F_4496_4C15_B8B0_9DA2BD3528DAINCLUDED_#include#if_MSC_VER>#pragma#endif//_MSC_VER>#include//CSMTPwithAttachDlgclassCSMTPwithAttachDlg:public{//ConstructionCSMTPwithAttachDlg(CWnd*pParent=NULL);//standard//Dialog//{{AFX_Denum{IDD=IDD_SMTPWITHATTACH_DIALOG CStringm_Address;CStringm_BCC;CStringm_CC;CStringm_Letter;CStringm_Name;CStringm_PWD;CStringm_Server;CStringm_Title;CStringm_UID;CStringm_IP; CStringm_sEncodingFriendly;CStringm_sEncodingCharset;BOOLm_bMime;BOOL//ClassWizardgeneratedvirtualfunctionvirtualvoidDoDataExchange(CDataExchange*pDX); //ImplementationHICONvoid//創(chuàng)建信CSMTPMessage*CSMTPConnection::LoginMethodm_Authenticate;DWORDm_Authenticate_1;intCBAddStringAndDWnd*pDlg,intnIDC,LPCTSTRpszString,DWORDdwItemData);//GeneratedmessagemapvirtualBOOLOnInitDialog();afx_msgvoid mand(UINTnID,LPARAMlParam);afx_msgvoidOnPaint();afx_msgHCURSOROnQueryDragIcon();virtualvoidOnOK();afx_msgvoid DDX_CBD //VisualC++willinsertadditionaldeclarationsimmediaybeforethepreviousline.//!defined(AFX_SMTPWITHATTACHDLG_H17FC5C0F_4496_4C15_B8B0_9DA2BD3528DAINCLUDED_)//SMTPwithAttachDlg.cpp:implementation#include#include"SMTPwithAttach.h"#include"SMTPwithAttachDlg.h"#include"smtp.h"#ifdef#definenewDEBUG_NEW#undefTHIS_FILEstaticcharTHIS_FILE[]=FILE;//CAboutDlgdialogusedforAppclassCAboutDlg:public{//Dialog//{{AFX_Denum{IDD=IDD_ABOUTBOX//ClassWizardgeneratedvirtualfunctionvirtualvoidDoDataExchange(CDataExchange*pDX); //DDX/DDV//ImplementationCAboutDlg::CAboutDlg():{}voidCAboutDlg::DoDataExchange(CDataExchange*{}BEGIN_MESSAGE_MAP(CAboutDlg,//Nomessage//CSMTPwithAttachDlgCSMTPwithAttachDlg::CSMTPwithAttachDlg(CWnd*pParent:CDialog(CSMTPwithAttachDlg::IDD,{m_Address=_T("");m_BCC=m_CC=m_Letter=m_Name=m_PWD=m_Receiver=_T("");m_Server=_T("");m_Title=m_UID=m_IP=m_Port=0;m_Attaent=_T("");m_test=0;//NotethatLoadIcondoesnotrequireasubsequentDestroyIconin//m_Authenticate=CSMTPConnection::NoLoginMethod;m_hIcon=AfxGetApp()->LoadIcon(IDR_MAINFRAME);}{ DDX_CBData(pDX,IDC_AUTHENTICATE,DDX_Control(pDX,IDC_AUTHENTICATE,m_ctrlAuthenticate);DDX_Text(pDX,IDC_EDIT_ADDRESS,m_Address);DDX_Text(pDX,IDC_EDIT_BCC,m_BCC);DDX_Text(pDX,IDC_EDIT_CC,DDX_Text(pDX,IDC_EDIT_LETTER,m_Letter);DDX_Text(pDX,IDC_EDIT_NAME,m_Name);DDX_Text(pDX,IDC_EDIT_PWD,m_PWD);DDX_Text(pDX,IDC_EDIT_RECEIVER,m_Receiver);DDX_Text(pDX,IDC_EDIT_SERVER,m_Server);DDX_Text(pDX,IDC_EDIT_TITLE,m_Title);DDX_Text(pDX,IDC_EDIT_UID,m_UID);DDX_Text(pDX,IDC_EDIT_IP,m_IP);DDX_Text(pDX,IDC_EDIT_PORT,m_Port);DDX_Text(pDX,IDC_EDIT_Attaent,m_Attaent);DDX_Text(pDX,IDC_EDIT3,m_test);//DDX_CBData(pDX,IDC_AUTHENTICATE,}BEGIN_MESSAGE_MAP(CSMTPwithAttachDlg,ON_BN_CLICKED(IDC_BrowerFile,//CSMTPwithAttachDlgmessageBOOL{//Add"About..."itemtosystem//IDM_ABOUTBOXmustbeinthesystemcommandrange.ASSERT((IDM_ABOUTBOX&0xFFF0)==IDM_ABOUTBOX);ASSERT(IDM_ABOUTBOX<0xF000);C*pSys=GetSystem(FALSE);if(pSys!=NULL){CStringstrAbout;if(!strAbout.IsEmpty()){pSys->AppendpSys->Append strAbout}}//Settheiconforthis Theframeworkdoesthis whentheapplication'smainwindowisnotadialogSetIcon(m_hIcon,TRUE); //SetbigiconSetIcon(m_hIcon,FALSE); //Setsmallicon//TODO:Addextrainitializationreturn //return unlessyousetthefocustoa}void mand(UINTnID,LPARAM{if((nID&0xFFF0)=={}{}}

CAboutDlgdlgAbout;mand(nID,//Ifyouaddaminimizebuttontoyourdialog,youwillneedthecode todrawthe ForMFCapplicationsusingthe/view thisisautomaticallydoneforyoubythevoid{if{CPaintDCdc(this);//devicecontextforSendMessage(WM_ICONERASEBKGND,(RAM)//CentericoninclientintcxIcon=GetSystemMetrics(SM_CXICON);intcyIcon=GetSystemMetrics(SM_CYICON);CRectrect;intx=(rect.Width()-cxIcon+1)/2;inty=(rect.Height()-cyIcon+1)/}{}}

//Drawtheicondc.DrawIcon(x,y,m_hIcon);HCURSOR{return(HCURSOR)}//將ok按鈕改成發(fā)送按鈕，然后發(fā)送具體信void{//TODO:AddextravalidationCWaitCursor//首先判斷SMTP服務(wù)器是否為空，如果為空，則設(shè)定為默認(rèn)if{}{

//創(chuàng)建SMTP信息體，通過(guò)類來(lái)實(shí)CSMTPMessage*pMessage=CSMTPConnectionconnection;//判斷是否是自動(dòng)撥號(hào)上//ifBOOLbConnect=connection.Connect(m_Server,m_Authenticate,m_UID,m_PWD,m_Port,m_IP);if(!bConnect){}{

CStringsMsg.Format(_T("不能連接到服務(wù)器Error:%d"),GetLastError());AfxMessageBox(sMsg,MB_ICONSTOP);//發(fā)送具體信if{CString 發(fā)送信息失敗!\nResponse:%s"), AfxMessageBox(sMsg,}}deletepMessage;}}voidCSMTPwithAttachDlg::SetPara(){//開(kāi)始進(jìn)行初始化，為了方便程序調(diào)試，在程序運(yùn)行后自動(dòng)輸 m_sEncodingFriendly="ChineseSimplified(GB2312)";}//創(chuàng)建一個(gè)新建發(fā)送CSMTPMessage*{//創(chuàng)建信CSMTPMessage*pMessage=newCSMTPMessage;CSMTPBodyPartattaent;//設(shè)定mine標(biāo)志pMessage-//設(shè)定信息和附件的編碼方atta//獲得各種基本信pMessage->AddMultipleRecipients(m_Receiver,CSMTPMessage::TO);if(!m_CC.IsEmpty())pMessage->AddMultipleRecipients(m_CC,CSMTPMessage::CC);if(!m_BCC.IsEmpty())pMessage->AddMultipleRecipients(m_BCC,CSMTPMessage::BCC);if(!m_Title.IsEmpty())pMessage->m_sSubject=m_Title;if(!m_Letter.IsEmpty()){//表示是否以HTML的格式發(fā)送郵ifpMessage->AddHTMLBody(m_Letter,}

pMessage-//增加附件，如果要發(fā)送附if(!m_AttapMessage->AddMultipleAttaents(m_Atta//設(shè)定發(fā)送者地if{}{}

pMessage->m_From=m_Address;pMessage->m_ReplyTo=m_Address;CSMTPAddressaddress(m_Name,m_Address);pMessage->m_From=address;pMessage->m_ReplyTo=m_Authenticate=(CSMTPConnection::LoginMethod)#ifdef_DEBUGpMessage->AddCustomHeader(_T("X-Program:CSTMPMessageTester"));return}//選擇服務(wù)器登陸方voidDDX_CBDDataExchange*pDX,intnIDC,DWORD&{HWNDhWndCtrl=pDX->PrepareCtrl(nIDC);if(pDX->m_bSaveAndValidate){}{-

dwItemData=intnCurSel=(int)::SendMessage(hWndCtrl,CB_GETCURSEL,0,0L);if(nCurSel!=CB_ERR) nCurSel,0L);nIndex>=0;nIndex--){DWORDdwData=::SendMessage(hWndCtrl,CB_GETITEMDATA,nIndex,0L);if(dwData=={::SendMessage(hWndCtrl,CB_SETCURSEL,nIndex,0L);}}if(nIndex<0)//itemwasn'tSendMessage(hWndCtrl,WM_SETTEXT,0,(LPARAM)(LPCSTR)}}//向下拉框中增加一些選 LPCTSTRpszString,DWORDdwItemData){intnInserted=CWnd*pComboBox=pDlg-if{nInserted=(int)pComboBox->SendMessage(CB_ADDSTRING,0,(LPARAM)pszString);if(nInserted>={ dwItemData)==CB_ERR)nInserted=}}return}//打開(kāi)選擇附件的void{CDataExchangeDX(this,DDX_Text(&DX,IDC_EDIT_Attaent,m_Atta OFN_OVERWRITEPROMPT,_T("AllFiles(*.*)|*.*||"));if(dlg.DoModal()==IDOK){CStringsNewFile=dlg.GetPathName();if(m_Attaent.GetLength()){}

m_Attaent+=_T(",");m_Attaent+=sNewFile;m_Attaent=//UpdatetheCDataExchangeDX2(this,DDX_Text(&DX2,IDC_EDIT_Attaent,m_Atta}}Module:Purpose:DefinestheinterfaceforaMFCclassencapsulationoftheSMTPCreated:PJN/22-05-Copyright(c)1998-2002byPJ )sCopyright/UsageYouareallowedtoincludethesourcecodeinanyproduct(commercial,shareware,freewareorotherwise)whenyourproductisreleasedinbinaryform.Youareallowedtomodifythesourcecodeinanywayyouwantexceptyoucannotmodifythecopyrightdetailsatthetopofeaodule.Ifyouwanttodistributesourcecodewithyourapplication,thenyouareonlyallowedtodistributeversionsreleasedbytheauthor.Thisistomaintainasingledistributionpointforthesourcecode.///////////////////////////////Defines///////////////////////////////////////#ifndefSMTP_H #define #ifndef #pragmamessage("Toavoidthismessage,putafxtempl.hinyourPCH")#include<afxtempl.h>#ifndef#pragmamessage("Toavoidthismessage,putafxsock.horwinsock.hinyour#include<winsock.h>#ifndef #pragmamessage("Toavoidthismessage,putafxpriv.hinyourPCH")#include<afxpriv.h>#include//SimpleSocketwrapperclassclassCSMTPSocket{//Constructors/Destructors Send(LPCSTRpszBuf,intnBuf); Receive(LPSTRpszBuf,intnBuf); Connect(constSOCKADDR*lpSockAddr,intnSockAddrLen);SOCKETm_hSocket;//SMTP地址類，用于對(duì)地址進(jìn)行各種處class{CSMTPAddress(constCSMTPAddress&address);CSMTPAddress(constCString&sAddress);CSMTPAddress(constCString&sFriendly,constCString&sAddress);CSMTPAddress&operator=(constCSMTPAddress&r);//方CStringGetRegularFormat()//數(shù)據(jù)成CStringm_sFriendlyName;//保存名稱CStringm_sAddress;//保存地址classCSMTPBodyPart{CSMTPBodyPart(constCSMTPBodyPart&bodyPart);CSMTPBodyPart&operator=(constCSMTPBodyPart&bodyPart);virtual~CSMTPBodyPart();//Accessors/ SetFilename(constCString&sFilename);CStringGetFilename()const{returnm_sFilename;}; SetText(constCString&sText);CStringGetText()const{returnm_sText;}; SetTitle(constCString&sTitle){m_sTitle=sTitle;};CStringGetTitle()const{returnm_sTitle;}; SetContentType(constCString&sContentType){=sContentType;CStringGetContentType()const{returnm_sContentType; SetCharset(constCString&sCharset){m_sCharset=sCharset;};CStringGetCharset()const{returnm_sCharset;}; SetContentBase(constCString&sContentBase){=sContentBase;CStringGetContentBase()const{returnm_sContentBase; SetContentID(constCString&sContentID);CStringGetContentID()const; SetContentLocation(constCString&sContentLocation);CStringGetContentLocation()const;CStringGetBoundary()const{returnm_sBoundary;//MiscBOOLGetHeader(LPSTR&pszHeader,int&BOOLGetBody(LPSTR&pszBody,int&nBodySize);BOOLGetFooter(LPSTR&pszFooter,int&nFooterSize);voidFreeHeader(LPSTR&pszHeader);voidFreeBody(LPSTR&pszBody);voidFreeFooter(LPSTR&pszFooter);CSMTPBodyPart*FindBodyPart(constCStringvoidSetQuotedPrintable(BOOLbValue){m_bQuotedPrintable=bValue;};BOOLGetQuotedPrintable()const{returnm_bQuotedPrintable;};//子信體 GetNumberOfChildBodyParts() AddChildBodyPart(CSMTPBodyPart&bodyPart); RemoveChildBodyPart(intnIndex);CSMTPBodyPart*GetChildBodyPart(intnIndex);CSMTPBodyPart*GetParentBodyPart();//靜態(tài)函staticCStringQuotedPrintableEncode(constCString&sText);staticcharHexDigit(intnDigit);//成員函 m_sTitle;//呵呵，信件名稱Whatisittobeknowaswhen //新建內(nèi)容的字符 //絕對(duì)URL路 //TheuniqiueIDforthisbodypart(allowsotherbodypartstorefertousviaaCIDURL) //TherelativeURLforthisbodypart(allowsotherbodypartstorefertousviaarelative //Ifstringsratherthanfile,thenthisis encoder/decoderinstanceforthisbodyCArray<CSMTPBodyPart*,CSMTPBodyPart*&>m_ChildBodyParts;//ChildbodypartsforthisbodypartCSMTPBodyPart*m_pParentBodyPart; parentbodypartforthisbodypart whichisusedasthebodyseparatorforallchildmime //Shouldbodytextbyquotedprintable//方voidFixSingleDot(CString&CStringReplace(constCString&sText,constCString&sToBeReplaced,constCString&sReplaceWith);friendclassCSMTPMessage;friendclassCSMTPConnection;////////////////////////////////////ForwarddeclarationclassCSMTPConnection;classCSMTPMessage{enumRECIPIENT_TYPE{TO,CC,BCC//Constructors/Destructorsvirtual//接收相關(guān)函intGetNumberOfRecipients(RECIPIENT_TYPERecipientType=TO)const; AddRecipient(CSMTPAddress&recipient,RECIPIENT_TYPERecipientType= RecipientType=TO);CSMTPAddress*GetRecipient(intnIndex,RECIPIENT_TYPE= AddMultipleRecipients(constCString&sRecipients,RECIPIENT_TYPERecipientType); //信體處理函 GetNumberOfBodyParts() AddBodyPart(CSMTPBodyPart& RemoveBodyPart(intnIndex);CSMTPBodyPart*GetBodyPart(intnIndex); AddMultipleAttaents(constCString&sAtta//其他方virtualCString AddTextBody(constCString& AddHTMLBody(constCString&sBody,constCString& AddCustomHeader(constCString&sHeader); GetCustomHeader(intnIndex); GetNumberOfCustomHeaders() RemoveCustomHeader(int SetCharset(constCString& GetCharset() SetMime(BOOL GetMime()const{returnm_bMime; SaveToDisk(constCString&//數(shù)據(jù)成 CSMTPBodyPartBOOLWriteToDisk(CFile&file,CSMTPBodyPart*pBodyPart,BOOLbRoot);CStringHeaderEncode(constCString&sText)const;CStringConvertHTMLToPlainText(constCString&CArray<CSMTPAddress*,CSMTPAddress*&>m_ToRecipients;CArray<CSMTPAddress*,CSMTPAddress*&>m_CCRecipients;CArray<CSMTPAddress*,CSMTPAddress*&>m_BCCRecipients; friendclass//SMTP的主類，用于進(jìn)行SMTP的連class{enum{virtual//方 Connect(LPCTSTRpszHostName,LoginMethodlm=NoLoginMethod,LPCTSTRpszUsernaLL,LPCTSTRpszPassword=NULL,intnPort=25,LPCTSTRpszLocalBoundAddress=NULL); mandResponse;}; mandResponseCode;}; GetTimeout()const{returnm_dwTimeout; SetTimeout(DWORDdwTimeout){m_dwTimeout=dwTimeout;}; SendMessage(CSMTPMessage&Message); SendMessage(constCString&sMessageOnFile,CSMTPAddressArray&Recipients,constCSMTPAddress&From,DWORDdwSendBufferSize=4096); SendMessage(BYTE*pMessage,DWORDdwMessageSize,CSMTPAddressArray&Recipients,constCSMTPAddress&From,DWORDdwSendBufferSize=4096); SetHeloHostname(constCString&{m_sHeloHostname=sHostname;CStringGetHeloHostName()const{returnm_sHeloHostname;//靜態(tài)方staticBOOLConnectToInternet();staticBOOLCloseInternetConnection();//虛擬方 #ifndefvoidMD5Digest(unsignedchar*text,inttext_len,unsignedchar*key,intkey_len,unsignedchar*digest);BOOLConnectESMTP(LPCTSTRpszLocalName,LPCTSTRpszUsername,LPCTSTRpszPassword,LoginMethodlm);BOOLConnectSMTP(LPCTSTRpszLocalName);#ifndefCSMTP_NORSABOOLCramLogin(LPCTSTRpszUsername,LPCTSTRpszPassword); AuthLogin(LPCTSTRpszUsername,LPCTSTRpszPassword); AuthLoginPlain(LPCTSTRpszUsername,LPCTSTRpszPassword); SendRCPTForRecipient(CSMTPAddress&recipient); SendBodyPart(CSMTPBodyPart*pBodyPart,BOOLbRoot);virtualBOOL mandResponse(intnExpectedCode);virtualBOOLReadResponse(LPSTRpszBuffer,intnInitialBufSize,LPSTRintnExpectedCode,LPSTR*ppszOverFlowBuffer,intCSMTPSocketm_SMTP; #endif// Module:Purpose:ImplementationforaMFCclassencapsulationoftheSMTP////////////////Includes////////////////////////////////////////////#include"stdafx.h"#include#ifndefCSMTP_NORSA#include"glob-md5.h"#include"md5.h"#include////////////////Macros/Locals/////////////////////////////////////#ifdef_DEBUG#definenewDEBUG_NEW#undefTHIS_FILEstaticcharTHIS_FILE[]=FILE;#define //LinkinWinsockdllautomatically#pragmacomment(lib,"wsock32.lib")//LinkinRPCruntimesdllautomatically#pragmacomment(lib,"rpcrt4.lib")////////////////Implementation//Classwhichhandlesfunctionwhiustbeconstructedatrun//sincewecannotabsoluyguranteewininetwillbeavailable.Toavoidthe//bringingupamessagesuchas"Failedtoloadduetomissingexport...",//functionsareconstructedusingGetProcAddress.TheSMTPfunctionsthenchecksto//seeifthefunctionpointersareNULLandifitisitreturnsfailureandsets//errorcodeERROR_CALL_NOT_IMPLEMENTEDwhichiswhattheOSwouldhavedoneifithad//implementedastubforitintheplaceclass{//Constructors//typedefsofthefunction typedefBOOL(WINAPIINTERNETAUTODIALHANGUP)(DWORD);typedefINTERNETAUTODIALHANGUP*LPINTERNETAUTODIALHANGUP;typedefBOOL(WINAPIINTERNETATTEMPCONNECT)(DWORD);typedefINTERNETATTEMPCONNECT*//Member //Instancehandleofthe"Wininet.dll"whichhousesthe2functionswewantLPINTERNETGETCONNECTEDSTATEm_lpfnInternetGetConnectedState; m_lpfnInternetAutoDialHangup; {m_hWininet=LoadLibrary(_T("WININET.DLL"));if(m_hWininet){m_lpfnInternetGetConnectedState= GetProcAddress(m_hWininet,"InternetAutodialHangup"); GetProcAddress(m_hWininet,"InternetAttemptConnect");}}{if{m_hWininet=NULL;}}//Thelocalvariablewhichhandlethefunction_WININET_DATA{m_hSocket=INVALID_SOCKET;//defaulttoaninvalidscoket}{}BOOL{m_hSocket=socket(AF_INET,SOCK_STREAM,0);return(m_hSocket!=INVALID_SOCKET);}BOOLCSMTPSocket::Connect(LPCTSTRpszHostAddress,intnPort,LPCTSTR{ASSERT(pszHostAddress);驗(yàn)證主機(jī)地址//驗(yàn)證是否socket被創(chuàng)ASSERT(m_hSocket!=//綁定本地地if(pszLocalBoundAddress&&{LPSTRlpszAsciiLocalAddress=SOCKADDR_INsockLocalAddress;ZeroMemory(&sockLocalAddress,sizeof(sockLocalAddress));sockLocalAddress.sin_family=AF_INET;sockLocalAddress.sin_port=htons(0);sockLocalAddress.sin_addr.s_addr=//轉(zhuǎn)if(sockLocalAddress.sin_addr.s_addr=={LPHOSTENTlphost=gethostbyname(lpszAsciiLocalAddress);if(lphost!=NULL) {returnFALSE;}}//綁 sizeof(sockLocalAddress))==SOCKET_ERROR)return}//服務(wù)器地LPSTRlpszAsciiDestination=SOCKADDR_INsockDestinationAddr;ZeroMemory(&sockDestinationAddr,sizeof(sockDestinationAddr));sockDestinationAddr.sin_family=AF_INET;sockDestinationAddr.sin_port=htons((u_short)nPort);sockDestinationAddr.sin_addr.s_addr=inet_addr(lpszAsciiDestination);if(sockDestinationAddr.sin_addr.s_addr=={LPHOSTENTlphost=gethostbyname(lpszAsciiDestination);if(lphost!=NULL) {returnFALSE;}}//調(diào)用另外一個(gè)多態(tài)函數(shù)connect連接到服務(wù) } { }BOOLCSMTPSocket::Send(LPCSTRpszBuf,int{//musthavebeencreatedASSERT(m_hSocket!=INVALID_SOCKET);return(send(m_hSocket,pszBuf,nBuf,0)!=}intCSMTPSocket::Receive(LPSTRpszBuf,int{//musthavebeencreatedASSERT(m_hSocket!=INVALID_SOCKET);returnrecv(m_hSocket,pszBuf,nBuf,}void{if(m_hSocket!={VERIFY(SOCKET_ERROR!=m_hSocket=}}BOOLCSMTPSocket::IsReadable(BOOL&{timevaltimeout={0,0};fd_setfds;FD_SET(m_hSocket,&fds);intnStatus=select(0,&fds,NULL,NULL,&timeout);if(nStatus==SOCKET_ERROR){}{}}

returnbReadible=!(nStatus==0);returnTRUE;{}CSMTPAddress::CSMTPAddress(constCSMTPAddress&{*this=}CSMTPAddress::CSMTPAddress(constCString&sAddress):{ASSERT(m_sAddress.GetLength());//Anemptyaddressisnot} sAddress):m_sFriendlyName(sFriendly),m_s{ASSERT(m_sAddress.GetLength());//Anemptyaddressisnot}CSMTPAddress&CSMTPAddress::operator=(constCSMTPAddress&{m_sFriendlyName=r.m_sFriendlyName;m_sAddress=r.m_sAddress;return*this;}CStringCSMTPAddress::GetRegularFormat(){ASSERT(m_sAddress.GetLength());//AddressmustbeCStringifsAddress=m_sAddress; //Justtransfertheaddressacross return}CSMTPBodyPart::CSMTPBodyPart():m_sCharset(_T("iso-8859-1")), {//AutomaticallygenerateauniqueboundaryseparatorforthisbodypartbycreatingaguidUUIDuuid;//Convertittoastring#ifdef_UNICODETCHAR*pszGuid=NULL;unsignedchar*pszGuid=NULL;UuidToString(&uuid,&pszGuid);m_sBoundary=pszGuid;//Freeupthetempmemory}CSMTPBodyPart::CSMTPBodyPart(constCSMTPBodyPart&{*this=}{//Freeupthearrayfor(inti=0;i<m_ChildBodyParts.GetSize();i++)deletem_ChildBodyParts.GetAt(i);} { =bodyPart.m_sFilename; =bodyPart.m_sText; =bodyPart.m_sTitle; =bodyPart.m_sContentType; =bodyPart.m_sCharset; =bodyPart.m_sContentBase; =bodyPart.m_sContentID;m_sContentLocation=bodyPart.m_sContentLocation; =bodyPart.m_pParentBodyPart; =bodyPart.m_sBoundary;m_bQuotedPrintable=bodyPart.m_bQuotedPrintable;//Freeupthearrayfor(inti=0;i<m_ChildBodyParts.GetSize();i++)deletem_ChildBodyParts.GetAt(i);//Nowcopyoverthenewfor(i=0;i<bodyPart.m_ChildBodyParts.GetSize();{ =this;}return}{ //EmptyFilename//determinethefilesizeCFileStatusfs;if(!CFile::GetStatus(sFilename,{TRACE(_T("Failedtogetthestatusforfile%s,probablydoesnotexist\n"),m_sFilename);return}//HiveawaythefilenameandformthetitlefromthefilenameTCHARsPath[_MAX_PATH];TCHARsFname[_MAX_FNAME];TCHARsExt[_MAX_EXT];_tsplitpath(sFilename,NULL,NULL,sFname,_tmakepath(sPath,NULL,NULL,sFname,sExt);m_sFilename=sFilename;m_sTitle=//Alsosentthecontenttypetobeappropiateforanattaentm_sContentType=_T("application/octet-stream");return} sToBeReplaced,constCString&sReplaceWith){//ThestringwewillbereturningCStringsFind(sText);CStringintnFind=-inoBeReplacedLength=sToBeReplaced.GetLength();{nFind=sFind.Find(sToBeReplaced);if(nFind!=-1){sReturn+=(sFind.Left(nFind)+sFind=sFind.Right(sFind.GetLength()-nFind-}}while(nFind!=-1);sReturn+=sFind;return}voidCSMTPBodyPart::SetText(constCString&{m_sText=//Ensurelinesarecorrectlym_sText=Replace(m_sText,_T("\r\n"),_T("\n"));m_sText=Replace(m_sText,_T("\r"),_T("\n"));m_sText=Replace(m_sText,_T("\n"),_T("\r\n"));//Fixthecaseofasingledotonalineinthemessagebody//Alsosetthecontenttypewhileweareatitm_sContentType=_T("text/plain");}voidCSMTPBodyPart::SetContentID(constCString&{m_sContentID=sContentID;}CStringCSMTPBodyPart::GetContentID(){return}voidCSMTPBodyPart::SetContentLocation(constCString&{m_sContentLocation=sContentLocation;}CStringCSMTPBodyPart::GetContentLocation(){return}{if(nDigit<return(char)(nDigit+}

return(char)(nDigit-10+//ConvertstexttoitsQuotedprintableequivalentaccordingtoRFC2045CStringCSMTPBodyPart::QuotedPrintableEncode(constCString&sText){CStringintnSize=sText.GetLength();for(inti=0;i<nSize;i++){BYTEc=(BYTE)if(((c>=33)&&(c<=60))||((c>=62)&&(c<=126))||(c=='\r')(c=='\n')||(c=='\t')||(c==''))sTemp+=TCHAR(c);{//otherwisemustquotethetextsTemp+=_T('=');sTemp+=HexDigit((c&0xF0)>>4);sTemp+=HexDigit(c&0x0F);}}//NowinsertsoftlinebreakswhereappropiateCStringsOut;intnStartLine=intnLen=sTemp.GetLength();for(i=0;i<nLen;i++){BYTEc=(BYTE)if(c=='\n'||c=='\r'||i==(nLen-{sOut+=sTemp.Mid(nStartLine,i-nStartLine+1);nStartLine=i+1;}if((i-nStartLine)>{BOOLbInWord=while{bInWord=(!isspace(c)&&sTemp[i-2]!=_T('='));if(bInWord){--c=(BYTE)}if(i=={i=nStartLine+SMTP_MAXLINE;}}sOut+=sTemp.Mid(nStartLine,i-nStartLine+1);sOut+=_T("=\r\n");nStartLine=}}return}voidCSMTPBodyPart::FreeHeader(LPSTR&{//TheCSMTPBodyPartclassalwaysallocatesthememoryfortheheaderdelete[]pszHeader;pszHeader=}voidCSMTPBodyPart::FreeBody(LPSTR&{//TheCSMTPBodyPartclassallocatesthememoryforthebodyifitwasnotbase64encodedif{delete[]pszBody;pszBody=NULL;}}voidCSMTPBodyPart::FreeFooter(LPSTR&{//TheCSMTPBodyPartclassalwaysallocatesthememoryforthefooterdelete[]pszFooter;pszFooter=}BOOLCSMTPBodyPart::GetHeader(LPSTR&pszHeader,int&{//ForcorrectoperationoftheT2Amacro,seeMFCTechNote59//AssumetheworstBOOLbSuccess=FALSE;CStringsHeader;if{//Ok,it'sa//Formtheheadertogoalongwiththisbodypartif(GetNumberOfChildBodyParts())sHeader.Format(_T("\r\n\r\n--%s\r\nContent-Type:%s;charset=%s; base64\r\nContent-Disposition:attaent;filename=%s\r\n"),m_pParentBodyPart->m_sBoundary,m_sContentType,m_sCharset,m_sTitle,m_sBoundary,m_sTitle);sHeader.Format(_T("\r\n\r\n--%s\r\nContent-Type:%s;charset=%s;name=%s\r\nContent-Transfer-Encoding:base64\r\nContent-Disposition:attaent;filename=%s\r\n"),m_pParentBodyPart->m_sBoundary,m_sContentType,m_sCharset,m_sTitle,m_sTitle);bSuccess=}{//ok,it'ssome//Formtheheadertogoalongwiththisbodypartif{if Boundary=\"%s\"\r\nContent-Transfer-Encoding:quoted-printable\r\n"),m_pParentBodyPart->m_sBoundary,m_sContentType,m_sCharset,m_sBoundary); m_pParentBodyPart->m_sBoundary,m_sContentType,m_sCharset,m_sBoundary);}{if charset=%s\r\nContent-Transfer-Encoding:quoted-printable\r\n"),m_pParentBodyPart->m_sBoundary, m_pParentBodyPart->m_sBoundary,}bSuccess=}//Addtheotherif{CStringsLine.Format(_T("Content-Base:%s\r\n"),m_sContentBase);sHeader+=sLine;}if{CStringsLine.Format(_T("Content-ID:%s\r\n"),m_sContentID);sHeader+=sLine;}if{CStringsLine.Format(_T("Content-Location:%s\r\n"),m_sContentLocation);sHeader+=sLine;}sHeader+=nHeaderSize=_tcslen(sHeader);pszHeader=newchar[nHeaderSize+1];return}BOOLCSMTPBodyPart::GetBody(LPSTR&pszBody,int&{BOOLbSuccess=if{//如果是CFileinfile; {DWORDdwSize=if{//讀入數(shù)BYTE*pszIn=newBYTE[dwSize];{infile.ReszIn,dwSize);bSuccess=TRUE;}catch(CFileException*{bSuccess=FALSE;}if{//編m_Coder.Encode(pszIn,delete[]pszIn;//形成編碼后的發(fā)送內(nèi)LPSTRpszEncoded=m_Coder.EncodedMessage();intnEncodedSize=m_Coder.EncodedMessageSize();nBodySize=nEncodedSize++pszBody=new--intnInPos=0;intnOutPos=0;while(nInPos<{inhisLineSize=min(nEncodedSize-nInPos,SMTP_MAXLINE);CopyMemory(&pszBody[nOutPos],&pszEncoded[nInPos],nThisLineSize);nOutPos+=nThisLineSize;CopyMemory(&pszBody[nOutPos],"\r\n",2);nOutPos+=nInPos+=}}}{

pszBody[nOutPos]0';}}

bSuccess=TRUE;pszBody=NULL;nBodySize=0;}{

TRACE(_T("Nobodypartbodytextorfilename//如果是文本內(nèi)if{}{}

//形成發(fā)CStringsBody=QuotedPrintableEncode(m_sText);nBodySize=_tcslen(sBody);pszBody=newchar[nBodySize+1];strcpy(pszBody,T2A((LPTSTR)(LPCTSTR)sBody));nBodySize=_tcslen(m_sText);pszBody=newchar[nBodySize+1];strcpy(pszBody,T2A((LPTSTR)(LPCTSTR)bSuccess=}return}BOOLCSMTPBodyPart::GetFooter(LPSTR&pszFooter,int&{//ForcorrectoperationoftheT2Amacro,seeMFCTechNote59//FormtheMIMEfooterCStringsFooter;sFooter.Format(_T("\r\n--%s--"),m_sBoundary);nFooterSize=_tcslen(sFooter);pszFooter=newchar[nFooterSize+1];strcpy(pszFooter,T2A((LPTSTR)(LPCTSTR)sFooter));return}intCSMTPBodyPart::GetNumberOfChildBodyParts(){return}intCSMTPBodyPart::AddChildBodyPart(CSMTPBodyPart&{CSMTPBodyPart*pNewBodyPart=newCSMTPBodyPart(bodyPart);pNewBodyPart->m_pParentBodyPart=this;return}voidCSMTPBodyPart::RemoveChildBodyPart(int{CSMTPBodyPart*pBodyPart=m_ChildBodyParts.GetAt(nIndex);deletepBodyPart;}CSMTPBodyPart*CSMTPBodyPart::GetChildBodyPart(int{return}{return}voidCSMTPBodyPart::FixSingleDot(CString&{intnFind=sBody.Find(_T("\n."));if(nFind!=-1){CStringCStringsRight(sBody.Right(sBody.GetLength()-(nFind+1)));sBody=sLeft+_T(".")+}} {for(inti=0;i<m_ChildBodyParts.GetSize();{CSMTPBodyPart*pBodyPart=m_ChildBodyParts.GetAt(i);if(pBodyPart->m_sContentType==sContentType)return}return} v2.17")),m_bMime(FALSE){}{//Freeupthearrayfor(inti=0;i<m_ToRecipients.GetSize();i++)deletem_ToRecipients.GetAt(i);for(i=0;i<m_CCRecipients.GetSize();i++)deletem_CCRecipients.GetAt(i);for(i=0;