vc下基于SMTP协议的发送电子邮件代码

//将正文内容添加到邮件中

if(m_sBody !=_T(""))

AddMIMEPart((LPCTSTR)m_sBody,TEXT_PLAIN,"",_7BIT,FALSE);

//初始化MIME体

m_sBody = m_sNoMIMEText;

m_sBody += _T("\r\n\r\n");

//加入附件的内容

append_mime_parts();

insert_message_end(m_sBody);

//基类函数为正文加上结束符

CMailMessage::prepare_body();

}

void CMailMessage::prepare_body()

{

//加上必要的结束符CR/LF

if( m_sBody.Right(2)!=_T("\r\n"))

m_sBody += _T("\r\n");

}

BOOL CSMTP::transmit_message(CMailMessage*msg)

{

CString strFrom,strTo,strTemp,strEmail;

if( msg == NULL)

return FALSE;

if( !m_bConnected)

{

//若还未建立连接

m_sError = _T("请先建立连接")；

return FALSE;

}

//发送mail命令

strFrom.Format(_T("MAIL From: <%s>\r\n"),(LPCTSTR)msg->m_sFrom);

m_wsSMTPServer.Send((LPCTSTR)strFrom,strFrom.GetLength());

if(!get_response(GENERIC_SUCCESS))

return FALSE;

//发送RCPT命令

for(int i=0;i<msg->GetNumRecipients();i++)