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The short descriptions describe the data each info retrieves. The info itself does not 'get' the data. This simplifies and shortens the descriptions and make them more consistent. Closes #19406
1.6 KiB
1.6 KiB
| c | SPDX-License-Identifier | Title | Section | Source | See-also | Protocol | Added-in | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al. | curl | CURLINFO_SIZE_DOWNLOAD | 3 | libcurl |
|
|
7.4.1 |
NAME
CURLINFO_SIZE_DOWNLOAD - number of downloaded bytes
SYNOPSIS
#include <curl/curl.h>
CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_SIZE_DOWNLOAD, double *dlp);
DESCRIPTION
Pass a pointer to a double to receive the total amount of bytes that were downloaded. The amount is only for the latest transfer and gets reset again for each new transfer. This counts actual payload data, what's also commonly called body. All meta and header data is excluded and not included in this number.
CURLINFO_SIZE_DOWNLOAD_T(3) is a newer replacement that returns a more sensible variable type.
%PROTOCOLS%
EXAMPLE
int main(void)
{
CURL *curl = curl_easy_init();
if(curl) {
CURLcode res;
curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");
/* Perform the request */
res = curl_easy_perform(curl);
if(!res) {
/* check the size */
double dl;
res = curl_easy_getinfo(curl, CURLINFO_SIZE_DOWNLOAD, &dl);
if(!res) {
printf("Downloaded %.0f bytes\n", dl);
}
}
}
}
DEPRECATED
Deprecated since 7.55.0.
%AVAILABILITY%
RETURN VALUE
curl_easy_setopt(3) returns a CURLcode indicating success or error.
CURLE_OK (0) means everything was OK, non-zero means an error occurred, see libcurl-errors(3).