.\" generated by cd2nroff 0.1 from CURLINFO_PRIVATE.md
.TH CURLINFO_PRIVATE 3 "2026-06-24" libcurl
.SH NAME
CURLINFO_PRIVATE \- private pointer
.SH SYNOPSIS
.nf
#include <curl/curl.h>

CURLcode curl_easy_getinfo(CURL *handle, CURLINFO_PRIVATE, char **private);
.fi
.SH DESCRIPTION
Pass a pointer to a char pointer to receive the pointer to the private data
associated with the curl handle (set with the \fICURLOPT_PRIVATE(3)\fP).
Please note that for internal reasons, the value is returned as a char
pointer, although effectively being a \(aqvoid *\(aq.
.SH PROTOCOLS
This functionality affects all supported protocols
.SH EXAMPLE
.nf
int main(void)
{
  CURL *curl = curl_easy_init();
  if(curl) {
    CURLcode result;
    void *pointer = (void *)0x2345454;
    curl_easy_setopt(curl, CURLOPT_URL, "https://example.com/foo.bin");

    /* set the private pointer */
    curl_easy_setopt(curl, CURLOPT_PRIVATE, pointer);
    result = curl_easy_perform(curl);

    /* extract the private pointer again */
    result = curl_easy_getinfo(curl, CURLINFO_PRIVATE, &pointer);

    if(result != CURLE_OK)
      printf("error: %s\\n", curl_easy_strerror(result));

    curl_easy_cleanup(curl);
  }
}
.fi
.SH AVAILABILITY
Added in curl 7.10.3
.SH RETURN VALUE
\fIcurl_easy_getinfo(3)\fP returns a CURLcode indicating success or error.

CURLE_OK (0) means everything was OK, non\-zero means an error occurred, see
\fIlibcurl\-errors(3)\fP.
.SH SEE ALSO
.BR CURLOPT_PRIVATE (3),
.BR curl_easy_getinfo (3),
.BR curl_easy_setopt (3)