t7x/deps/curl/docs/libcurl/opts/CURLOPT_PRIVATE.3

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.\" **************************************************************************
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.\" * Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
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.TH CURLOPT_PRIVATE 3 "17 Jun 2014" libcurl libcurl
.SH NAME
CURLOPT_PRIVATE \- store a private pointer
.SH SYNOPSIS
.nf
#include <curl/curl.h>
CURLcode curl_easy_setopt(CURL *handle, CURLOPT_PRIVATE, void *pointer);
.fi
.SH DESCRIPTION
Pass a void * as parameter, pointing to data that should be associated with
this curl handle. The pointer can subsequently be retrieved using
\fIcurl_easy_getinfo(3)\fP with the \fICURLINFO_PRIVATE(3)\fP option. libcurl
itself never does anything with this data.
.SH DEFAULT
NULL
.SH PROTOCOLS
All
.SH EXAMPLE
.nf
CURL *curl = curl_easy_init();
struct private secrets;
if(curl) {
struct private *extracted;
curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");
/* store a pointer to our private struct */
curl_easy_setopt(curl, CURLOPT_PRIVATE, &secrets);
curl_easy_perform(curl);
/* we can extract the private pointer again too */
curl_easy_getinfo(curl, CURLINFO_PRIVATE, &extracted);
}
.fi
.SH AVAILABILITY
Added in 7.10.3
.SH RETURN VALUE
Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not.
.SH "SEE ALSO"
.BR CURLINFO_PRIVATE (3),
.BR CURLOPT_STDERR (3),
.BR CURLOPT_VERBOSE (3)