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- bullseye 7.74.0-1.3+deb11u7
- bullseye-backports 7.88.1-7~bpo11+2
- testing 7.88.1-9
- unstable 7.88.1-10
- experimental 8.0.1-1~exp1
CURLOPT_PROGRESSDATA(3) | curl_easy_setopt options | CURLOPT_PROGRESSDATA(3) |
NAME¶
CURLOPT_PROGRESSDATA - pointer passed to the progress callback
SYNOPSIS¶
#include <curl/curl.h> CURLcode curl_easy_setopt(CURL *handle, CURLOPT_PROGRESSDATA, void *pointer);
DESCRIPTION¶
Pass a pointer that will be untouched by libcurl and passed as the first argument in the progress callback set with CURLOPT_PROGRESSFUNCTION(3).
DEFAULT¶
The default value of this parameter is NULL.
PROTOCOLS¶
All
EXAMPLE¶
struct progress {
char *private;
size_t size;
};
static size_t progress_callback(void *clientp,
double dltotal,
double dlnow,
double ultotal,
double ulnow)
{
struct memory *progress = (struct progress *)userp;
/* use the values */
return 0; /* all is good */
}
struct progress data;
/* pass struct to callback */
curl_easy_setopt(curl_handle, CURLOPT_PROGRESSDATA, &data);
curl_easy_setopt(curl_handle, CURLOPT_PROGRESSFUNCTION, progress_callback);
AVAILABILITY¶
Always
RETURN VALUE¶
Returns CURLE_OK
SEE ALSO¶
May 17, 2022 | libcurl 7.87.0 |