xref: /third_party/curl/lib/socks.h (revision 13498266) 
1#ifndef HEADER_CURL_SOCKS_H
2#define HEADER_CURL_SOCKS_H
3/***************************************************************************
4 *                                  _   _ ____  _
5 *  Project                     ___| | | |  _ \| |
6 *                             / __| | | | |_) | |
7 *                            | (__| |_| |  _ <| |___
8 *                             \___|\___/|_| \_\_____|
9 *
10 * Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
11 *
12 * This software is licensed as described in the file COPYING, which
13 * you should have received as part of this distribution. The terms
14 * are also available at https://curl.se/docs/copyright.html.
15 *
16 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
17 * copies of the Software, and permit persons to whom the Software is
18 * furnished to do so, under the terms of the COPYING file.
19 *
20 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
21 * KIND, either express or implied.
22 *
23 * SPDX-License-Identifier: curl
24 *
25 ***************************************************************************/
26
27#include "curl_setup.h"
28
29#ifdef CURL_DISABLE_PROXY
30#define Curl_SOCKS4(a,b,c,d,e) CURLE_NOT_BUILT_IN
31#define Curl_SOCKS5(a,b,c,d,e,f) CURLE_NOT_BUILT_IN
32#define Curl_SOCKS_getsock(x,y,z) 0
33#else
34/*
35 * Helper read-from-socket functions. Does the same as Curl_read() but it
36 * blocks until all bytes amount of buffersize will be read. No more, no less.
37 *
38 * This is STUPID BLOCKING behavior
39 */
40int Curl_blockread_all(struct Curl_cfilter *cf,
41                       struct Curl_easy *data,
42                       char *buf,
43                       ssize_t buffersize,
44                       ssize_t *n);
45
46#if defined(HAVE_GSSAPI) || defined(USE_WINDOWS_SSPI)
47/*
48 * This function handles the SOCKS5 GSS-API negotiation and initialization
49 */
50CURLcode Curl_SOCKS5_gssapi_negotiate(struct Curl_cfilter *cf,
51                                      struct Curl_easy *data);
52#endif
53
54CURLcode Curl_cf_socks_proxy_insert_after(struct Curl_cfilter *cf_at,
55                                          struct Curl_easy *data);
56
57extern struct Curl_cftype Curl_cft_socks_proxy;
58
59#endif /* CURL_DISABLE_PROXY */
60
61#endif  /* HEADER_CURL_SOCKS_H */
62