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| .TH CURLOPT_ADDRESS_SCOPE 3 "November 04, 2020" "libcurl 7.78.0" "curl_easy_setopt options" |
| |
| .SH NAME |
| CURLOPT_ADDRESS_SCOPE \- set scope id for IPv6 addresses |
| .SH SYNOPSIS |
| #include <curl/curl.h> |
| |
| CURLcode curl_easy_setopt(CURL *handle, CURLOPT_ADDRESS_SCOPE, long scope); |
| .SH DESCRIPTION |
| Pass a long specifying the scope id value to use when connecting to IPv6 addresses. |
| .SH DEFAULT |
| 0 |
| .SH PROTOCOLS |
| All, when using IPv6 |
| .SH EXAMPLE |
| .nf |
| CURL *curl = curl_easy_init(); |
| if(curl) { |
| CURLcode ret; |
| long my_scope_id; |
| curl_easy_setopt(curl, CURLOPT_URL, "https://example.com/"); |
| my_scope_id = if_nametoindex("eth0"); |
| curl_easy_setopt(curl, CURLOPT_ADDRESS_SCOPE, my_scope_id); |
| ret = curl_easy_perform(curl); |
| curl_easy_cleanup(curl); |
| } |
| .fi |
| .SH AVAILABILITY |
| Added in 7.19.0 |
| .SH RETURN VALUE |
| Returns CURLE_OK if the option is supported, and CURLE_UNKNOWN_OPTION if not. |
| Returns CURLE_BAD_FUNCTION_ARGUMENT if set to a negative value. |
| .SH "SEE ALSO" |
| .BR CURLOPT_STDERR "(3), " CURLOPT_DEBUGFUNCTION "(3), " |
