Hallo, dies ist ein Test.

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.TH CURLOPT_XFERINFODATA 3 "September 26, 2023" "ibcurl 8.4.0" libcurl

.SH NAME
CURLOPT_XFERINFODATA \- pointer passed to the progress callback
.SH SYNOPSIS
.nf
#include <curl/curl.h>

CURLcode curl_easy_setopt(CURL *handle, CURLOPT_XFERINFODATA, void *pointer);
.fi
.SH DESCRIPTION
Pass a \fIpointer\fP that is untouched by libcurl and passed as the first
argument in the progress callback set with \fICURLOPT_XFERINFOFUNCTION(3)\fP.

This is an alias for \fICURLOPT_PROGRESSDATA(3)\fP.
.SH DEFAULT
The default value of this parameter is NULL.
.SH PROTOCOLS
All
.SH EXAMPLE
.nf
 struct progress {
   char *private;
   size_t size;
 };

static size_t progress_callback(void *clientp,
                                 curl_off_t dltotal,
                                 curl_off_t dlnow,
                                 curl_off_t ultotal,
                                 curl_off_t ulnow)
 {
   struct memory *progress = (struct progress *)clientp;

/* use the values */

return 0; /* all is good */
 }

struct progress data;

/* pass struct to callback  */
 curl_easy_setopt(curl_handle, CURLOPT_XFERINFODATA, &data);

curl_easy_setopt(curl_handle, CURLOPT_XFERINFOFUNCTION, progress_callback);
.fi
.SH AVAILABILITY
Added in 7.32.0
.SH RETURN VALUE
Returns CURLE_OK

.\" Oracle has added the ARC stability level to this manual page
.SH ATTRIBUTES
See
.BR attributes (7)
for descriptions of the following attributes:
.sp
.TS
box;
cbp-1 | cbp-1
l | l .
ATTRIBUTE TYPE	ATTRIBUTE VALUE 
=
Availability	web/curl
=
Stability	Uncommitted
.TE

.PP
.SH "SEE ALSO"
.BR CURLOPT_NOPROGRESS (3),
.BR CURLOPT_VERBOSE (3),
.BR CURLOPT_XFERINFOFUNCTION (3)

.SH NOTES

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