curl/lib/http_proxy.h
Daniel Stenberg 7bc2bf7917
http_proxy: make two proxy_create functions static
And drop their `Curl_` prefixes. They are only used within this file.

Closes #21775
2026-05-27 23:15:29 +02:00

85 lines
3 KiB
C

#ifndef HEADER_CURL_HTTP_PROXY_H
#define HEADER_CURL_HTTP_PROXY_H
/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at https://curl.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
* SPDX-License-Identifier: curl
*
***************************************************************************/
#include "curl_setup.h"
#if !defined(CURL_DISABLE_PROXY) && !defined(CURL_DISABLE_HTTP)
#include "urldata.h"
enum Curl_proxy_use {
HEADER_SERVER, /* direct to server */
HEADER_PROXY, /* regular request to proxy */
HEADER_CONNECT, /* sending CONNECT to a proxy */
HEADER_CONNECT_UDP /* sending CONNECT-UDP to a proxy */
};
/* HTTP version for proxy tunnel request creation */
typedef enum {
PROXY_HTTP_V1 = 1,
PROXY_HTTP_V2 = 2,
PROXY_HTTP_V3 = 3
} proxy_http_ver;
/* Result from inspecting a proxy tunnel response */
typedef enum {
PROXY_INSPECT_OK, /* Tunnel established */
PROXY_INSPECT_FAILED, /* Tunnel failed */
PROXY_INSPECT_AUTH_RETRY /* Retry with auth */
} proxy_inspect_result;
/* Create CONNECT or CONNECT-UDP request */
CURLcode Curl_http_proxy_create_tunnel_request(
struct httpreq **preq, struct Curl_cfilter *cf,
struct Curl_easy *data, struct Curl_peer *dest,
proxy_http_ver ver, bool udp_tunnel);
/* Inspect tunnel response for H2/H3 proxy (capsule-protocol, auth) */
struct http_resp;
CURLcode Curl_http_proxy_inspect_tunnel_response(
struct Curl_cfilter *cf, struct Curl_easy *data,
struct http_resp *resp, bool udp_tunnel,
proxy_inspect_result *presult);
/* Default proxy timeout in milliseconds */
#define PROXY_TIMEOUT (3600 * 1000)
CURLcode Curl_cf_http_proxy_insert_after(struct Curl_cfilter *cf_at,
struct Curl_easy *data,
struct Curl_peer *dest,
uint8_t proxytype,
bool udp_tunnel);
extern struct Curl_cftype Curl_cft_http_proxy;
#endif /* !CURL_DISABLE_PROXY && !CURL_DISABLE_HTTP */
#define IS_HTTPS_PROXY(t) (((t) == CURLPROXY_HTTPS) || \
((t) == CURLPROXY_HTTPS2) || \
((t) == CURLPROXY_HTTPS3))
#define IS_QUIC_PROXY(t) ((t) == CURLPROXY_HTTPS3)
#endif /* HEADER_CURL_HTTP_PROXY_H */