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  ***************************************************************************/
  24
  25 #include "curl_setup.h"
  26 #include "urldata.h"
  27
  28 #if !defined(CURL_DISABLE_PROXY) && !defined(CURL_DISABLE_HTTP)
  29 /* ftp can use this as well */
  30 CURLcode Curl_proxyCONNECT(struct Curl_easy *data,
  31                            int tunnelsocket,
  32                            const char *hostname, int remote_port);
  33
  34 /* Default proxy timeout in milliseconds */
  35 #define PROXY_TIMEOUT (3600*1000)
  36
  37 CURLcode Curl_proxy_connect(struct Curl_easy *data, int sockindex);
  38
  39 bool Curl_connect_complete(struct connectdata *conn);
  40 bool Curl_connect_ongoing(struct connectdata *conn);
  41 int Curl_connect_getsock(struct connectdata *conn);
  42 void Curl_connect_done(struct Curl_easy *data);
  43
  44 #else
  45 #define Curl_proxyCONNECT(x,y,z,w) CURLE_NOT_BUILT_IN
  46 #define Curl_proxy_connect(x,y) CURLE_OK
  47 #define Curl_connect_complete(x) CURLE_OK
  48 #define Curl_connect_ongoing(x) FALSE
  49 #define Curl_connect_getsock(x) 0
  50 #define Curl_connect_done(x)
  51 #endif
  52
  53 void Curl_connect_free(struct Curl_easy *data);
  54
  55 /* struct for HTTP CONNECT state data */
  56 struct http_connect_state {
  57   struct HTTP http_proxy;
  58   struct HTTP *prot_save;
  59   struct dynbuf rcvbuf;
  60   struct dynbuf req;
  61   size_t nsend;
  62   size_t headerlines;
  63   enum keeponval {
  64     KEEPON_DONE,
  65     KEEPON_CONNECT,
  66     KEEPON_IGNORE
  67   } keepon;
  68   curl_off_t cl; /* size of content to read and ignore */
  69   enum {
  70     TUNNEL_INIT,     /* init/default/no tunnel state */
  71     TUNNEL_CONNECT,  /* CONNECT has been sent off */
  72     TUNNEL_COMPLETE, /* CONNECT response received completely */
  73     TUNNEL_EXIT
  74   } tunnel_state;
  75   BIT(chunked_encoding);
  76   BIT(close_connection);
  77 };
  78
  79 #endif /* HEADER_CURL_HTTP_PROXY_H */