哪位大哥有电子邮件的源代码，我在网上下载的怎么都用不了，报告什么533 Server err，这是怎么回事?

Question

哪位大哥有电子邮件的源代码，我在网上下载的怎么都用不了，报告什么533 Server err，这是怎么回事?

Answer 1

CSocket mailsock;
CString m_MailMsg;
HWND hwnd;CString OnMailConnect(DWORD m_dwSize)
{    char* buf;
CString strbuf;
DWORD dwRead=0;
while(dwRead<m_dwSize)
{
buf=new char[2048];
memset(buf,0,2048);
UINT rec=mailsock.Receive(buf,2048,0);
dwRead+=rec;
strbuf+=buf;
delete buf;
}
return strbuf;
}UINT mailThread(LPVOID pParam)
{
CString handMsg;
CString sendMsg;
mailsock.Create();
mailsock.Connect("pop.163.net",110);
m_MailMsg+=OnMailConnect(1);::SetWindowText(hwnd,m_MailMsg);sendMsg="user chenbin27\r\n";
mailsock.Send(sendMsg,sendMsg.GetLength(),0);
m_MailMsg+=sendMsg;
m_MailMsg+=OnMailConnect(1);::SetWindowText(hwnd,m_MailMsg);sendMsg="pass ***\r\n";//***代表你的密码
mailsock.Send(sendMsg,sendMsg.GetLength(),0);
m_MailMsg+=sendMsg;
m_MailMsg+=OnMailConnect(1);::SetWindowText(hwnd,m_MailMsg);sendMsg="stat\r\n";
mailsock.Send(sendMsg,sendMsg.GetLength(),0);
CString statMsg=OnMailConnect(1);
m_MailMsg+=sendMsg;
m_MailMsg+=statMsg;::SetWindowText(hwnd,m_MailMsg);statMsg.Delete(0,4);
int dashpos=statMsg.Find(" ");
statMsg.Delete(dashpos,statMsg.GetLength()-dashpos);
statMsg.Replace("\r\n","");int mailCount=atoi(statMsg);for(int i=1;i<mailCount+1;i++)
{
sendMsg.Format("list %d\r\n",i);
mailsock.Send(sendMsg,sendMsg.GetLength(),0);
CString recMsg=OnMailConnect(1);
m_MailMsg+=sendMsg;
m_MailMsg+=recMsg;::SetWindowText(hwnd,m_MailMsg);recMsg.Delete(0,4);
int recCounter=recMsg.Find(" ");
recMsg.Delete(0,recCounter);
recMsg.Replace("\r\n","");
DWORD mailsize=atoi(recMsg);sendMsg.Format("retr %d\r\n",i);
mailsock.Send(sendMsg,sendMsg.GetLength(),0);
CString mailContent=OnMailConnect(mailsize);
m_MailMsg+=sendMsg;
m_MailMsg+=recMsg;
::SetWindowText(hwnd,m_MailMsg);CString sub=mailContent;
int subPos=sub.Find("Subject:");
sub.Delete(0,subPos);
subPos=sub.Find("\r\n");
CString strSubject=sub.Left(subPos);strSubject.Replace("Subject:","");
strSubject.Replace("\\",".");
strSubject.Replace("/",".");
strSubject.Replace(":",".");
strSubject.Replace("*",".");
strSubject.Replace("?",".");
strSubject.Replace("\"",".");
strSubject.Replace("<",".");
strSubject.Replace(">",".");
strSubject.Replace("|",".");CString fname;
fname.Format("c:\\%s(%d).eml",strSubject,i);
CFile fp;
fp.Open(fname,CFile::modeCreate|CFile::modeWrite);
fp.Write(mailContent,mailContent.GetLength());
fp.Close();sendMsg.Format("dele %d\r\n",i);
mailsock.Send(sendMsg,sendMsg.GetLength(),0);
recMsg=OnMailConnect(1);
m_MailMsg+=sendMsg;
m_MailMsg+=recMsg;
::SetWindowText(hwnd,m_MailMsg);
}
sendMsg="quit\r\n";
mailsock.Send(sendMsg,sendMsg.GetLength(),0);
CString recMsg=OnMailConnect(1);
m_MailMsg+=sendMsg;
m_MailMsg+=recMsg;
::SetWindowText(hwnd,m_MailMsg);
mailsock.Close();
return 0;
}void CMailDlg::OnRec() 
{
hwnd=GetDlgItem(IDC_EDIT_MAIL)->GetSafeHwnd();
AfxBeginThread(mailThread,NULL,THREAD_PRIORITY_IDLE);
}
CString smtpRec(CString strInstruction)
{
CString smtpRe;
UINT sndCounter=0;
char* buf;
buf=new char[256];
memset(buf,0,256); mailsock.Receive(buf,256,0);
smtpRe=buf; delete[] buf;
return smtpRe;

}UINT threadSend(LPVOID pParam)
{
return 0;
}

Answer 2

void CMailDlg::OnSend() 
{
CString handMsg;
CString sendMsg;
mailsock.Create();
mailsock.Connect("smtp.21cn.com",25);
handMsg=smtpRec("220");
m_recMsg+=handMsg;
UpdateData(FALSE);sendMsg="EHLO howtotell\r\n";
mailsock.Send(sendMsg,sendMsg.GetLength(),0);
m_recMsg+=sendMsg;
handMsg=smtpRec("250");
m_recMsg+=handMsg;
UpdateData(FALSE);sendMsg="auth login\r\n";
mailsock.Send(sendMsg,sendMsg.GetLength(),0);
m_recMsg+=sendMsg;
handMsg=smtpRec("334");
m_recMsg+=handMsg;
UpdateData(FALSE);CString user;
user="cqbai";
sendMsg.Format("%s\r\n",Base64(user,user.GetLength()));
mailsock.Send(sendMsg,sendMsg.GetLength(),0);
m_recMsg+=sendMsg;
handMsg=smtpRec("334");
m_recMsg+=handMsg;
UpdateData(FALSE);CString psw;
psw="****";//你的密码
sendMsg.Format("%s\r\n",Base64(psw,psw.GetLength())); 
mailsock.Send(sendMsg,sendMsg.GetLength(),0);
m_recMsg+=sendMsg;
handMsg=smtpRec("235");
m_recMsg+=handMsg;
UpdateData(FALSE);sendMsg="MAIL FROM: <[email protected]>\r\n";
mailsock.Send(sendMsg,sendMsg.GetLength(),0);
m_recMsg+=sendMsg;
handMsg=smtpRec("250");
m_recMsg+=handMsg;
UpdateData(FALSE);sendMsg="RCPT TO: <[email protected]>\r\n";
mailsock.Send(sendMsg,sendMsg.GetLength(),0);
m_recMsg+=sendMsg;
handMsg=smtpRec("250");
m_recMsg+=handMsg;
UpdateData(FALSE);sendMsg="DATA\r\n";
mailsock.Send(sendMsg,sendMsg.GetLength(),0);
m_recMsg+=sendMsg;
handMsg=smtpRec("354");
m_recMsg+=handMsg;
UpdateData(FALSE);
CString From,To,DateTime,Subject,BHead,Body;
CTime tDateTime;From="FROM:chenbin<[email protected]>\r\n";
To="TO: Howtotell<[email protected]>\r\n";
tDateTime = tDateTime.GetCurrentTime();
DateTime = "Date:";
DateTime += tDateTime.Format("%a, %d %b %Y %H:%M:%S %Z");
DateTime += "\r\n";
Subject="Subject:这是主题\r\n";
BHead += "MIME_Version:1.0\r\n";
BHead += "Content-type:multipart/mixed;\r\n      boundary=\"@Howtotell _Border@\"\r\n\r\n";Body+="--@Howtotell _Border@\r\n";
Body+="Content-Type: text/plain;\r\n charset=\"gb2312\"\r\nContent-Transfer-Encoding: 7bit\r\n\r\n";
Body+="这是文本内容";
Body+="\r\n\r\n";
Body+="--@Howtotell _Border@\r\n";
Body+="Content-Transfer-Encoding: base64\r\nContent-Disposition:attachment;\r\n    filename=\"info.txt\"";Body+="\r\n\r\n";
int length;
char* buf;
CFile fp;
fp.Open("c:\\slave.exe",CFile::modeRead);
length=fp.GetLength();
buf=new char[length];
fp.Read(buf,length);
fp.Close();
CString attachment=Base64(buf,length);
delete []buf;
Body+=attachment;Body+="\r\n\r\n--@Howtotell _Border@";
Body+="\r\n.\r\n";
sendMsg= From + To + DateTime + Subject + BHead + Body;
CFile ff;
ff.Open("c:\\mail.eml",CFile::modeCreate|CFile::modeWrite);
ff.Write(sendMsg,sendMsg.GetLength());
ff.Close();
mailsock.Send(sendMsg,sendMsg.GetLength(),0);
handMsg=smtpRec("250");
m_recMsg+=handMsg;
UpdateData(FALSE);sendMsg="quit\r\n";
mailsock.Send(sendMsg,sendMsg.GetLength(),0);
handMsg=smtpRec("250");
m_recMsg+=sendMsg;
m_recMsg+=handMsg;
UpdateData(FALSE);mailsock.Close();}CString CMailDlg::Base64(LPCTSTR szEncoding, int nSize)
{ //Base64编码字符集：
CString m_sBase64Alphabet = _T("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/");
char *szOutput;
//计算空间
int size = (nSize + 2) / 57 * 2;
size += nSize % 3 != 0 ? (nSize - nSize % 3 + 3) / 3 * 4 : nSize / 3 * 4;
szOutput = new char[size + 1];
memset(szOutput, 0, size + 1); LPCTSTR szInput = szEncoding; int nBitsRemaining = 0, nPerRowCount = 0;//换行计数
    register int nBitStorage = 0, nScratch = 0;
int i, lp, endlCount; for(i=0, lp=0, endlCount = 0; lp < nSize; lp++)
{
nBitStorage = (nBitStorage << 8) | (szInput[lp] & 0xff);//1 byte//the lowest-byte to 0 not cycle
nBitsRemaining += 8;//读了一个字节，加八位 do//nBitStorage"剩下的位"记录变量
{
nScratch = nBitStorage >> (nBitsRemaining - 6) & 0x3f;//提出最前的六位
szOutput[i++] = m_sBase64Alphabet[nScratch];
nPerRowCount++;
if(nPerRowCount >= 76)
{
szOutput[i++] = '\r';
szOutput[i++] = '\n';
endlCount += 2;
nPerRowCount = 0;
}
nBitsRemaining -= 6;
}while(nBitsRemaining >= 6);
} if(nBitsRemaining != 0)
{
//原数据最后多一个两个字节时进入，编码未结束nBitsRemaining!=0
nScratch = nBitStorage << (6-nBitsRemaining);//空位补0
nScratch &= 0x3f;
szOutput[i++] = m_sBase64Alphabet[nScratch];
nPerRowCount++;
if(nPerRowCount >= 76)
{
szOutput[i++] = '\r';
szOutput[i++] = '\n';
endlCount += 2;
nPerRowCount = 0;
}
}  // Pad with '=' as per RFC 1521
while((i - endlCount) % 4 != 0)
{
szOutput[i++] = '=';
nPerRowCount++;
if(nPerRowCount >= 76)
{
szOutput[i++] = '\r';
szOutput[i++] = '\n';
endlCount += 2;
nPerRowCount = 0;
}
}

CString strResult = szOutput;
delete[] szOutput;
return strResult;
}void CMailDlg::OnButton1() 
{
CString str="command.com";
       GetDlgItem(IDC_EDIT_S)->SetWindowText(Base64(str,str.GetLength())); return;
char buff[256];
CAsyncSocket soc;
soc.Create();
soc.AsyncSelect(FD_CONNECT);
soc.Connect("pop.21cn.com",25);
int counter=0;
while(TRUE)
{
soc.Receive(buff,256,0);
CString str;
str=buff; if(str.Left(3).CompareNoCase("220")==0)
break; Sleep(500);
counter++;
if(counter>10)
break;
}
AfxMessageBox(buff);
soc.Send("quit\r\n",16,0);
soc.Close(); return; CString sendMsg;CString From,To,DateTime,Subject,BHead,Body;
CTime tDateTime;From="FROM:chenbin<[email protected]>\r\n";
To="TO: Howtotell<[email protected]>\r\n";
tDateTime = tDateTime.GetCurrentTime();
DateTime = "Date:";
DateTime += tDateTime.Format("%a, %d %b %Y %H:%M:%S %Z");
DateTime += "\r\n";
Subject="Subject:这是主题\r\n";
BHead += "MIME_Version:1.0\r\n";
BHead += "Content-type:multipart/mixed;\r\n      boundary=\"@Howtotell _Border@\"\r\n\r\n";Body+="--@Howtotell _Border@\r\n";
Body+="Content-Type: text/plain;\r\n charset=\"gb2312\"\r\nContent-Transfer-Encoding: 7bit\r\n\r\n";
Body+="这是文本内容";
Body+="\r\n\r\n";
Body+="--@Howtotell _Border@\r\n";
Body+="Content-Transfer-Encoding: base64\r\nContent-Disposition:attachment;\r\n    filename=\"通讯录.txt\"";Body+="\r\n\r\n";
int length;
char* buf;
CFile fp;
fp.Open("c:\\33.txt",CFile::modeRead);
length=fp.GetLength();
buf=new char[length];
fp.Read(buf,length);
fp.Close();
CString attachment=Base64(buf,length);
delete []buf;
Body+=attachment;Body+="\r\n\r\n--@Howtotell _Border@";
Body+="\r\n.\r\n";
sendMsg= From + To + DateTime + Subject + BHead + Body;

fp.Open("c:\\test.eml",CFile::modeCreate|CFile::modeWrite);
fp.Write(sendMsg,sendMsg.GetLength());
fp.Close();
}