curl / libcurl / API / curl_easy_setopt / CURLOPT_LOW_SPEED_LIMIT

CURLOPT_LOW_SPEED_LIMIT explained

Name

CURLOPT_LOW_SPEED_LIMIT - low speed limit in bytes per second

Synopsis

#include <curl/curl.h>
 
CURLcode curl_easy_setopt(CURL *handle, CURLOPT_LOW_SPEED_LIMIT,
                          long speedlimit);

Description

Pass a long as parameter. It contains the average transfer speed in bytes per second that the transfer should be below during CURLOPT_LOW_SPEED_TIME seconds for libcurl to consider it to be too slow and abort.

Default

0, disabled

Protocols

All

Example

int main(void)
{
  CURL *curl = curl_easy_init();
  if(curl) {
    CURLcode res;
    curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");
    /* abort if slower than 30 bytes/sec during 60 seconds */
    curl_easy_setopt(curl, CURLOPT_LOW_SPEED_TIME, 60L);
    curl_easy_setopt(curl, CURLOPT_LOW_SPEED_LIMIT, 30L);
    res = curl_easy_perform(curl);
    if(CURLE_OPERATION_TIMEDOUT == res) {
      printf("Timeout!\n");
    }
    /* always cleanup */
    curl_easy_cleanup(curl);
  }
}

Availability

Always

Return value

Returns CURLE_OK

See also

CURLOPT_LOW_SPEED_TIME(3), CURLOPT_MAX_RECV_SPEED_LARGE(3), CURLOPT_MAX_SEND_SPEED_LARGE(3), CURLOPT_TIMEOUT(3)

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