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      1 #ifndef HEADER_CURL_SOCKS_H
      2 #define HEADER_CURL_SOCKS_H
      3 /***************************************************************************
      4  *                                  _   _ ____  _
      5  *  Project                     ___| | | |  _ \| |
      6  *                             / __| | | | |_) | |
      7  *                            | (__| |_| |  _ <| |___
      8  *                             \___|\___/|_| \_\_____|
      9  *
     10  * Copyright (C) 1998 - 2011, Daniel Stenberg, <daniel (at) 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  */
     38 int 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  */
     48 CURLcode 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  */
     58 CURLcode 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  */
     69 CURLcode 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 
     77