1#ifndef HEADER_CURL_SOCKS_H
2#define HEADER_CURL_SOCKS_H
3/***************************************************************************
4 * _ _ ____ _
5 * Project ___| | | | _ \| |
6 * / __| | | | |_) | |
7 * | (__| |_| | _ <| |___
8 * \___|\___/|_| \_\_____|
9 *
10 * Copyright (C) 1998 - 2019, 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.haxx.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 ***************************************************************************/
24
25#include "curl_setup.h"
26
27#ifdef CURL_DISABLE_PROXY
28#define Curl_SOCKS4(a,b,c,d,e) CURLE_NOT_BUILT_IN
29#define Curl_SOCKS5(a,b,c,d,e,f) CURLE_NOT_BUILT_IN
30#else
31/*
32 * Helper read-from-socket functions. Does the same as Curl_read() but it
33 * blocks until all bytes amount of buffersize will be read. No more, no less.
34 *
35 * This is STUPID BLOCKING behaviour which we frown upon, but right now this
36 * is what we have...
37 */
38int Curl_blockread_all(struct connectdata *conn,
39 curl_socket_t sockfd,
40 char *buf,
41 ssize_t buffersize,
42 ssize_t *n);
43
44/*
45 * This function logs in to a SOCKS4(a) proxy and sends the specifics to the
46 * final destination server.
47 */
48CURLcode Curl_SOCKS4(const char *proxy_name,
49 const char *hostname,
50 int remote_port,
51 int sockindex,
52 struct connectdata *conn);
53
54/*
55 * This function logs in to a SOCKS5 proxy and sends the specifics to the
56 * final destination server.
57 */
58CURLcode Curl_SOCKS5(const char *proxy_name,
59 const char *proxy_password,
60 const char *hostname,
61 int remote_port,
62 int sockindex,
63 struct connectdata *conn);
64
65#if defined(HAVE_GSSAPI) || defined(USE_WINDOWS_SSPI)
66/*
67 * This function handles the SOCKS5 GSS-API negotiation and initialisation
68 */
69CURLcode Curl_SOCKS5_gssapi_negotiate(int sockindex,
70 struct connectdata *conn);
71#endif
72
73#endif /* CURL_DISABLE_PROXY */
74
75#endif /* HEADER_CURL_SOCKS_H */
76