/src/PROJ/curl/lib/speedcheck.c
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1 | | /*************************************************************************** |
2 | | * _ _ ____ _ |
3 | | * Project ___| | | | _ \| | |
4 | | * / __| | | | |_) | | |
5 | | * | (__| |_| | _ <| |___ |
6 | | * \___|\___/|_| \_\_____| |
7 | | * |
8 | | * Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al. |
9 | | * |
10 | | * This software is licensed as described in the file COPYING, which |
11 | | * you should have received as part of this distribution. The terms |
12 | | * are also available at https://curl.se/docs/copyright.html. |
13 | | * |
14 | | * You may opt to use, copy, modify, merge, publish, distribute and/or sell |
15 | | * copies of the Software, and permit persons to whom the Software is |
16 | | * furnished to do so, under the terms of the COPYING file. |
17 | | * |
18 | | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY |
19 | | * KIND, either express or implied. |
20 | | * |
21 | | * SPDX-License-Identifier: curl |
22 | | * |
23 | | ***************************************************************************/ |
24 | | |
25 | | #include "curl_setup.h" |
26 | | |
27 | | #include <curl/curl.h> |
28 | | #include "urldata.h" |
29 | | #include "sendf.h" |
30 | | #include "multiif.h" |
31 | | #include "speedcheck.h" |
32 | | |
33 | | void Curl_speedinit(struct Curl_easy *data) |
34 | 0 | { |
35 | 0 | memset(&data->state.keeps_speed, 0, sizeof(struct curltime)); |
36 | 0 | } |
37 | | |
38 | | /* |
39 | | * @unittest: 1606 |
40 | | */ |
41 | | CURLcode Curl_speedcheck(struct Curl_easy *data, |
42 | | struct curltime now) |
43 | 0 | { |
44 | 0 | if(data->req.keepon & KEEP_RECV_PAUSE) |
45 | | /* A paused transfer is not qualified for speed checks */ |
46 | 0 | return CURLE_OK; |
47 | | |
48 | 0 | if((data->progress.current_speed >= 0) && data->set.low_speed_time) { |
49 | 0 | if(data->progress.current_speed < data->set.low_speed_limit) { |
50 | 0 | if(!data->state.keeps_speed.tv_sec) |
51 | | /* under the limit at this very moment */ |
52 | 0 | data->state.keeps_speed = now; |
53 | 0 | else { |
54 | | /* how long has it been under the limit */ |
55 | 0 | timediff_t howlong = curlx_timediff(now, data->state.keeps_speed); |
56 | |
|
57 | 0 | if(howlong >= data->set.low_speed_time * 1000) { |
58 | | /* too long */ |
59 | 0 | failf(data, |
60 | 0 | "Operation too slow. " |
61 | 0 | "Less than %ld bytes/sec transferred the last %ld seconds", |
62 | 0 | data->set.low_speed_limit, |
63 | 0 | data->set.low_speed_time); |
64 | 0 | return CURLE_OPERATION_TIMEDOUT; |
65 | 0 | } |
66 | 0 | } |
67 | 0 | } |
68 | 0 | else |
69 | | /* faster right now */ |
70 | 0 | data->state.keeps_speed.tv_sec = 0; |
71 | 0 | } |
72 | | |
73 | 0 | if(data->set.low_speed_limit) |
74 | | /* if low speed limit is enabled, set the expire timer to make this |
75 | | connection's speed get checked again in a second */ |
76 | 0 | Curl_expire(data, 1000, EXPIRE_SPEEDCHECK); |
77 | |
|
78 | 0 | return CURLE_OK; |
79 | 0 | } |