DOKK / manpages / debian 11 / libcurl4-doc / CURLOPT_PROGRESSDATA.3.en
CURLOPT_PROGRESSDATA(3) curl_easy_setopt options CURLOPT_PROGRESSDATA(3)

CURLOPT_PROGRESSDATA - custom pointer passed to the progress callback

#include <curl/curl.h>

CURLcode curl_easy_setopt(CURL *handle, CURLOPT_PROGRESSDATA, void *pointer);

Pass a pointer that will be untouched by libcurl and passed as the first argument in the progress callback set with CURLOPT_PROGRESSFUNCTION(3).

The default value of this parameter is NULL.

All

https://curl.se/libcurl/c/progressfunc.html

Always

Returns CURLE_OK

CURLOPT_PROGRESSFUNCTION(3), CURLOPT_XFERINFOFUNCTION(3),

November 4, 2020 libcurl 7.74.0