Declared in file: hzTcpClient.h
Defined in file : hzTcpClient.cpp

Function Logic:

Function body:

hzEcode hzTcpClient::ConnectStd (const char* hostname, unsigned int nPort, unsigned int nTimeoutR, unsigned int nTimeoutS)
{
   _hzfunc("hzTcpClient::ConnectStd") ;
   hzEcode rc = E_OK ;
   if (m_nSock)
   {
       if (m_Hostname == hostname && m_nPort == nPort)
           return E_OK ;
       m_Hostname.Clear() ;
       m_pHost = 0;
       Close() ;
   }
   if (m_Hostname && m_Hostname != hostname)
   {
       m_Hostname = hostname ;
       m_pHost = 0;
   }
   if (!m_Hostname)
       m_Hostname = hostname ;
   if (!m_pHost)
   {
       m_pHost = gethostbyname(hostname) ;
       if (!m_pHost)
       {
           if (h_errno == TRY_AGAIN)       return E_DNS_RETRY ;
           if (h_errno == HOST_NOT_FOUND)  return E_DNS_NOHOST ;
           if (h_errno == NO_RECOVERY)     return E_DNS_FAILED ;
           if (h_errno == NO_DATA || h_errno == NO_ADDRESS)
               return E_DNS_NODATA ;
           m_Hostname.Clear() ;
           return hzerr(E_DNS_NOHOST, "Unknown Host [%s]\n", hostname) ;
       }
   }
   m_nPort = nPort ;
   memset(&m_SvrAddr, 0,sizeof(m_SvrAddr)) ;
   m_SvrAddr.sin_family = AF_INET ;
   memcpy(&m_SvrAddr.sin_addr, m_pHost->h_addr, m_pHost->h_length) ;
   m_SvrAddr.sin_port = htons(nPort) ;
   if ((m_nSock = socket(AF_INET, SOCK_STREAM, 0))< 0)
       return hzerr(E_NOSOCKET, "Could not create socket (errno=%d)", errno) ;
   if (connect(m_nSock, (SOCKADDR*) &m_SvrAddr, sizeof(m_SvrAddr)) < 0)
       return hzerr(E_HOSTFAIL, "Could not connect to host [%s] on port %d (errno=%d)", *m_Hostname, m_nPort, errno) ;
   rc = SetRecvTimeout(nTimeoutR) ;
   if (rc == E_OK)
       rc = SetSendTimeout(nTimeoutR) ;
   return E_OK ;
}