.\" ************************************************************************** .\" * _ _ ____ _ .\" * Project ___| | | | _ \| | .\" * / __| | | | |_) | | .\" * | (__| |_| | _ <| |___ .\" * \___|\___/|_| \_\_____| .\" * .\" * 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. .\" * .\" * 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. .\" * .\" ************************************************************************** .\" .TH CURLINFO_SPEED_DOWNLOAD 3 "28 Aug 2015" "libcurl 7.44.0" "curl_easy_getinfo options" .SH NAME CURLINFO_SPEED_DOWNLOAD \- get download speed .SH SYNOPSIS #include <curl/curl.h> CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_SPEED_DOWNLOAD, double *speed); .SH DESCRIPTION Pass a pointer to a double to receive the average download speed that curl measured for the complete download. Measured in bytes/second. \fICURLINFO_SPEED_DOWNLOAD_T(3)\fP is a newer replacement that returns a more sensible variable type. .SH PROTOCOLS .SH EXAMPLE .nf CURL *curl = curl_easy_init(); if(curl) { curl_easy_setopt(curl, CURLOPT_URL, "http://example.com"); /* Perform the request */ res = curl_easy_perform(curl); if(!res) { double speed; res = curl_easy_getinfo(curl, CURLINFO_SPEED_DOWNLOAD, &speed); if(!res) { printf("Download speed %.0f bytes/sec\\n", ul); } } } .fi .SH AVAILABILITY Added in 7.4.1 .SH RETURN VALUE Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not. .SH "SEE ALSO" .BR curl_easy_getinfo "(3), " curl_easy_setopt "(3), " .BR CURLINFO_SPEED_UPLOAD "(3), " .BR CURLINFO_SIZE_UPLOAD_T "(3), "