| /*************************************************************************** |
| * _ _ ____ _ |
| * Project ___| | | | _ \| | |
| * / __| | | | |_) | | |
| * | (__| |_| | _ <| |___ |
| * \___|\___/|_| \_\_____| |
| * |
| * Copyright (C) 1998 - 2006, Daniel Stenberg, <daniel@haxx.se>, et al. |
| * |
| * This software is licensed as described in the file COPYING, which |
| * you should have received as part of this distribution. The terms |
| * are also available at http://curl.haxx.se/docs/copyright.html. |
| * |
| * You may opt to use, copy, modify, merge, publish, distribute and/or sell |
| * copies of the Software, and permit persons to whom the Software is |
| * furnished to do so, under the terms of the COPYING file. |
| * |
| * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY |
| * KIND, either express or implied. |
| * |
| * $Id$ |
| ***************************************************************************/ |
| |
| #include "setup.h" |
| |
| #include <stdio.h> |
| #include <string.h> |
| |
| #include <curl/curl.h> |
| #include "urldata.h" |
| #include "sendf.h" |
| #include "multiif.h" |
| #include "speedcheck.h" |
| |
| void Curl_speedinit(struct SessionHandle *data) |
| { |
| memset(&data->state.keeps_speed, 0, sizeof(struct timeval)); |
| } |
| |
| CURLcode Curl_speedcheck(struct SessionHandle *data, |
| struct timeval now) |
| { |
| if((data->progress.current_speed >= 0) && |
| data->set.low_speed_time && |
| (Curl_tvlong(data->state.keeps_speed) != 0) && |
| (data->progress.current_speed < data->set.low_speed_limit)) { |
| long howlong = Curl_tvdiff(now, data->state.keeps_speed); |
| |
| /* We are now below the "low speed limit". If we are below it |
| for "low speed time" seconds we consider that enough reason |
| to abort the download. */ |
| |
| if( (howlong/1000) > data->set.low_speed_time) { |
| /* we have been this slow for long enough, now die */ |
| failf(data, |
| "Operation too slow. " |
| "Less than %d bytes/sec transfered the last %d seconds", |
| data->set.low_speed_limit, |
| data->set.low_speed_time); |
| return CURLE_OPERATION_TIMEOUTED; |
| } |
| Curl_expire(data, howlong); |
| } |
| else { |
| /* we keep up the required speed all right */ |
| data->state.keeps_speed = now; |
| |
| if(data->set.low_speed_limit) |
| /* if there is a low speed limit enabled, we set the expire timer to |
| make this connection's speed get checked again no later than when |
| this time is up */ |
| Curl_expire(data, data->set.low_speed_time*1000); |
| } |
| return CURLE_OK; |
| } |