curl / libcurl / API / curl_easy_getinfo / CURLINFO_SPEED_DOWNLOAD

CURLINFO_SPEED_DOWNLOAD explained

Name

CURLINFO_SPEED_DOWNLOAD - download speed

Synopsis

 #include <curl/curl.h>   CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_SPEED_DOWNLOAD,   double *speed);

Description

Pass a pointer to a double to receive the average download speed that curl measured for the complete download. Measured in bytes/second.

CURLINFO_SPEED_DOWNLOAD_T is a newer replacement that returns a more sensible variable type.

Protocols

This functionality affects all supported protocols

Example

 int main(void) {   CURL *curl = curl_easy_init();   if(curl) {   CURLcode result;   curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");     /* Perform the request */   result = curl_easy_perform(curl);     if(!result) {   double speed;   result = curl_easy_getinfo(curl, CURLINFO_SPEED_DOWNLOAD, &speed);   if(!result) {   printf("Download speed %.0f bytes/sec\n", speed);   }   }   } }

Deprecated

Deprecated since 7.55.0.

Availability

Added in curl 7.4.1

Return value

curl_easy_getinfo returns a CURLcode indicating success or error.

CURLE_OK (0) means everything was OK, non-zero means an error occurred, see libcurl-errors.