Utilities/cmcurl/lib/http_proxy.h

   1 #ifndef HEADER_CURL_HTTP_PROXY_H
   2 #define HEADER_CURL_HTTP_PROXY_H
   3 /***************************************************************************
   4  *                                  _   _ ____  _
   5  *  Project                     ___| | | |  _ \| |
   6  *                             / __| | | | |_) | |
   7  *                            | (__| |_| |  _ <| |___
   8  *                             \___|\___/|_| \_\_____|
   9  *
  10  * Copyright (C) 1998 - 2022, 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 #include "urldata.h"
  29
  30 #if !defined(CURL_DISABLE_PROXY) && !defined(CURL_DISABLE_HTTP)
  31 /* ftp can use this as well */
  32 CURLcode Curl_proxyCONNECT(struct Curl_easy *data,
  33                            int tunnelsocket,
  34                            const char *hostname, int remote_port);
  35
  36 /* Default proxy timeout in milliseconds */
  37 #define PROXY_TIMEOUT (3600*1000)
  38
  39 CURLcode Curl_proxy_connect(struct Curl_easy *data, int sockindex);
  40
  41 bool Curl_connect_complete(struct connectdata *conn);
  42 bool Curl_connect_ongoing(struct connectdata *conn);
  43 int Curl_connect_getsock(struct connectdata *conn);
  44 void Curl_connect_done(struct Curl_easy *data);
  45
  46 #else
  47 #define Curl_proxyCONNECT(x,y,z,w) CURLE_NOT_BUILT_IN
  48 #define Curl_proxy_connect(x,y) CURLE_OK
  49 #define Curl_connect_complete(x) CURLE_OK
  50 #define Curl_connect_ongoing(x) FALSE
  51 #define Curl_connect_getsock(x) 0
  52 #define Curl_connect_done(x)
  53 #endif
  54
  55 void Curl_connect_free(struct Curl_easy *data);
  56
  57 /* struct for HTTP CONNECT state data */
  58 struct http_connect_state {
  59   struct HTTP http_proxy;
  60   struct HTTP *prot_save;
  61   struct dynbuf rcvbuf;
  62   struct dynbuf req;
  63   size_t nsend;
  64   size_t headerlines;
  65   enum keeponval {
  66     KEEPON_DONE,
  67     KEEPON_CONNECT,
  68     KEEPON_IGNORE
  69   } keepon;
  70   curl_off_t cl; /* size of content to read and ignore */
  71   enum {
  72     TUNNEL_INIT,     /* init/default/no tunnel state */
  73     TUNNEL_CONNECT,  /* CONNECT has been sent off */
  74     TUNNEL_COMPLETE, /* CONNECT response received completely */
  75     TUNNEL_EXIT
  76   } tunnel_state;
  77   BIT(chunked_encoding);
  78   BIT(close_connection);
  79 };
  80
  81 #endif /* HEADER_CURL_HTTP_PROXY_H */