1--- 2c: Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al. 3SPDX-License-Identifier: curl 4Title: CURLINFO_SIZE_DOWNLOAD_T 5Section: 3 6Source: libcurl 7See-also: 8 - CURLINFO_SIZE_DOWNLOAD (3) 9 - CURLINFO_SIZE_UPLOAD_T (3) 10 - CURLOPT_MAXFILESIZE (3) 11 - curl_easy_getinfo (3) 12 - curl_easy_setopt (3) 13Protocol: 14 - All 15--- 16 17# NAME 18 19CURLINFO_SIZE_DOWNLOAD_T - get the number of downloaded bytes 20 21# SYNOPSIS 22 23~~~c 24#include <curl/curl.h> 25 26CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_SIZE_DOWNLOAD_T, 27 curl_off_t *dlp); 28~~~ 29 30# DESCRIPTION 31 32Pass a pointer to a *curl_off_t* to receive the total amount of bytes that 33were downloaded. The amount is only for the latest transfer and gets reset 34again for each new transfer. This counts actual payload data, what's also 35commonly called body. All meta and header data is excluded from this amount. 36 37# EXAMPLE 38 39~~~c 40int main(void) 41{ 42 CURL *curl = curl_easy_init(); 43 if(curl) { 44 CURLcode res; 45 curl_easy_setopt(curl, CURLOPT_URL, "https://example.com"); 46 47 /* Perform the request */ 48 res = curl_easy_perform(curl); 49 50 if(!res) { 51 /* check the size */ 52 curl_off_t dl; 53 res = curl_easy_getinfo(curl, CURLINFO_SIZE_DOWNLOAD_T, &dl); 54 if(!res) { 55 printf("Downloaded %" CURL_FORMAT_CURL_OFF_T " bytes\n", dl); 56 } 57 } 58 } 59} 60~~~ 61 62# AVAILABILITY 63 64Added in 7.55.0 65 66# RETURN VALUE 67 68Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not. 69