CURLOPT_PROXYTYPE(3) Library Functions Manual CURLOPT_PROXYTYPE(3) NAME CURLOPT_PROXYTYPE - proxy protocol type SYNOPSIS #include CURLcode curl_easy_setopt(CURL *handle, CURLOPT_PROXYTYPE, long type); DESCRIPTION Pass one of the values below to set the type of the proxy. CURLPROXY_HTTP HTTP Proxy. Default. CURLPROXY_HTTPS HTTPS Proxy using HTTP/1. (Added in 7.52.0 for OpenSSL and GnuTLS. Since 7.87.0, it also works for BearSSL, mbedTLS, Rustls, Schannel, Secure Transport and wolfSSL.) CURLPROXY_HTTPS2 HTTPS Proxy and attempt to speak HTTP/2 over it. (Added in 8.1.0) CURLPROXY_HTTP_1_0 HTTP 1.0 Proxy. This is similar to CURLPROXY_HTTP except it uses HTTP/1.0 for any CONNECT tunneling. It does not change the HTTP version of the actual HTTP requests, controlled by CURLOPT_HTTP_VERSION(3). CURLPROXY_SOCKS4 SOCKS4 Proxy. CURLPROXY_SOCKS4A SOCKS4a Proxy. Proxy resolves URL hostname. CURLPROXY_SOCKS5 SOCKS5 Proxy. CURLPROXY_SOCKS5_HOSTNAME SOCKS5 Proxy. Proxy resolves URL hostname. Often it is more convenient to specify the proxy type with the scheme part of the CURLOPT_PROXY(3) string. DEFAULT CURLPROXY_HTTP PROTOCOLS This functionality affects all supported protocols EXAMPLE int main(void) { CURL *curl = curl_easy_init(); if(curl) { CURLcode ret; curl_easy_setopt(curl, CURLOPT_URL, "https://example.com/"); curl_easy_setopt(curl, CURLOPT_PROXY, "local.example.com:1080"); /* set the proxy type */ curl_easy_setopt(curl, CURLOPT_PROXYTYPE, CURLPROXY_SOCKS5); ret = curl_easy_perform(curl); curl_easy_cleanup(curl); } } AVAILABILITY Added in curl 7.10 RETURN VALUE Returns CURLE_OK SEE ALSO CURLOPT_PROXY(3), CURLOPT_PROXYPORT(3) libcurl 2024-11-07 CURLOPT_PROXYTYPE(3)