browser/external/curl-8.3.0/docs/libcurl/opts/CURLOPT_HSTSREADDATA.3

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.TH CURLOPT_HSTSREADDATA 3 "August 22, 2023" "ibcurl 8.3.0" libcurl
.SH NAME
CURLOPT_HSTSREADDATA \- pointer passed to the HSTS read callback
.SH SYNOPSIS
.nf
#include <curl/curl.h>
CURLcode curl_easy_setopt(CURL *handle, CURLOPT_HSTSREADDATA, void *pointer);
.fi
.SH DESCRIPTION
Data \fIpointer\fP to pass to the HSTS read function. If you use the
\fICURLOPT_HSTSREADFUNCTION(3)\fP option, this is the pointer you get as input
in the 3rd argument to the callback.
This option does not enable HSTS, you need to use \fICURLOPT_HSTS_CTRL(3)\fP to
do that.
.SH DEFAULT
NULL
.SH PROTOCOLS
This feature is only used for HTTP(S) transfer.
.SH EXAMPLE
.nf
CURL *curl = curl_easy_init();
struct MyData this;
if(curl) {
curl_easy_setopt(curl, CURLOPT_URL, "http://example.com");
/* pass pointer that gets passed in to the
CURLOPT_HSTSREADFUNCTION callback */
curl_easy_setopt(curl, CURLOPT_HSTSREADDATA, &this);
curl_easy_perform(curl);
}
.fi
.SH AVAILABILITY
Added in 7.74.0
.SH RETURN VALUE
This returns CURLE_OK.
.SH "SEE ALSO"
.BR CURLOPT_HSTSREADFUNCTION "(3), " CURLOPT_HSTSWRITEDATA "(3), "
.BR CURLOPT_HSTSWRITEFUNCTION "(3), "