Function cupsdWriteClient

scheduler/client.c:2314–2648

 */

void
cupsdWriteClient(cupsd_client_t *con)	/* I - Client connection */
{
  int		bytes,			/* Number of bytes written */
		field_col;		/* Current column */
  char		*bufptr,		/* Pointer into buffer */
		*bufend;		/* Pointer to end of buffer */
  ipp_state_t	ipp_state;		/* IPP state value */


  cupsdLogClient(con, CUPSD_LOG_DEBUG, "con->http=%p", con->http);
  cupsdLogClient(con, CUPSD_LOG_DEBUG,
		 "cupsdWriteClient "
		 "error=%d, "
		 "used=%d, "
		 "state=%s, "
		 "data_encoding=HTTP_ENCODING_%s, "
		 "data_remaining=" CUPS_LLFMT ", "
		 "response=%p(%s), "
		 "pipe_pid=%d, "
		 "file=%d",
		 httpError(con->http), (int)httpGetReady(con->http),
		 httpStateString(httpGetState(con->http)),
		 httpIsChunked(con->http) ? "CHUNKED" : "LENGTH",
		 CUPS_LLCAST httpGetLength2(con->http),
		 con->response,
		 con->response ? ippStateString(ippGetState(con->request)) : "",
		 con->pipe_pid, con->file);

  if (httpGetState(con->http) != HTTP_STATE_GET_SEND &&
      httpGetState(con->http) != HTTP_STATE_POST_SEND)
  {
   /*
    * If we get called in the wrong state, then something went wrong with the
    * connection and we need to shut it down...
    */

    cupsdLogClient(con, CUPSD_LOG_DEBUG, "Closing on unexpected HTTP write state %s.",
		   httpStateString(httpGetState(con->http)));
    cupsdCloseClient(con);
    return;
  }

  if (con->pipe_pid)
  {
   /*
    * Make sure we select on the CGI output...
    */

    cupsdAddSelect(con->file, (cupsd_selfunc_t)write_pipe, NULL, con);

    cupsdLogClient(con, CUPSD_LOG_DEBUG, "Waiting for CGI data.");

    if (!con->file_ready)
    {
     /*
      * Try again later when there is CGI output available...
      */