#include <sys\types.h>
#include <sys\socket.h>

// ----------------------------------------------------------------
// Receive a command line terminated by a telnet eol sequence

int RecvLine(int iSocket, char *szBuf, int iLen)
{
  int iBytesRead,
      iIdx,
      bNotDone;

  iBytesRead = recv(iSocket, &szBuf[0], 1, 0);
  iIdx = 1;
  bNotDone = TRUE;

  while (bNotDone == TRUE) {
    iBytesRead = recv(iSocket, &szBuf[iIdx], 1, 0);
    if (iBytesRead < 0) {
      return ( -1 );  // error receiving
      }

    iIdx++;
    if ( (szBuf[iIdx - 2] == '\r') &&
         (szBuf[iIdx – 1] == '\n')  ) {
      bNotDone = FALSE;  // got telnet eol
      }
    if (iIdx == iLen) {
      return ( -1 ); // error, buffer too small
      }
    }

   szBuf[iIdx - 2] = NULL;  // append null termination
   return ( TRUE );
}