xref: /curl/lib/socks.h (revision 8e85764b)
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  */
40 int 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  */
50 CURLcode Curl_SOCKS5_gssapi_negotiate(struct Curl_cfilter *cf,
51                                       struct Curl_easy *data);
52 #endif
53 
54 CURLcode Curl_cf_socks_proxy_insert_after(struct Curl_cfilter *cf_at,
55                                           struct Curl_easy *data);
56 
57 extern struct Curl_cftype Curl_cft_socks_proxy;
58 
59 #endif /* CURL_DISABLE_PROXY */
60 
61 #endif  /* HEADER_CURL_SOCKS_H */
62