curl/lib/speedcheck.c
Daniel Stenberg 4dee50b9c8 timeval: struct curltime is a struct timeval replacement
... to make all libcurl internals able to use the same data types for
the struct members. The timeval struct differs subtly on several
platforms so it makes it cumbersome to use everywhere.

Ref: #1652
Closes #1693
2017-07-28 15:51:25 +02:00

74 lines
2.4 KiB
C

/***************************************************************************
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* Copyright (C) 1998 - 2017, 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 https://curl.haxx.se/docs/copyright.html.
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* 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
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***************************************************************************/
#include "curl_setup.h"
#include <curl/curl.h>
#include "urldata.h"
#include "sendf.h"
#include "multiif.h"
#include "speedcheck.h"
void Curl_speedinit(struct Curl_easy *data)
{
memset(&data->state.keeps_speed, 0, sizeof(struct curltime));
}
/*
* @unittest: 1606
*/
CURLcode Curl_speedcheck(struct Curl_easy *data,
struct curltime now)
{
if((data->progress.current_speed >= 0) && data->set.low_speed_time) {
if(data->progress.current_speed < data->set.low_speed_limit) {
if(!data->state.keeps_speed.tv_sec)
/* under the limit at this very moment */
data->state.keeps_speed = now;
else {
/* how long has it been under the limit */
time_t howlong = Curl_tvdiff(now, data->state.keeps_speed);
if(howlong >= data->set.low_speed_time * 1000) {
/* too long */
failf(data,
"Operation too slow. "
"Less than %ld bytes/sec transferred the last %ld seconds",
data->set.low_speed_limit,
data->set.low_speed_time);
return CURLE_OPERATION_TIMEDOUT;
}
}
}
else
/* faster right now */
data->state.keeps_speed.tv_sec = 0;
}
if(data->set.low_speed_limit)
/* if low speed limit is enabled, set the expire timer to make this
connection's speed get checked again in a second */
Curl_expire(data, 1000, EXPIRE_SPEEDCHECK);
return CURLE_OK;
}