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 - 2021, 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 43 #else 44 #define Curl_proxyCONNECT(x,y,z,w) CURLE_NOT_BUILT_IN 45 #define Curl_proxy_connect(x,y) CURLE_OK 46 #define Curl_connect_complete(x) CURLE_OK 47 #define Curl_connect_ongoing(x) FALSE 48 #define Curl_connect_getsock(x) 0 49 #endif 50 51 void Curl_connect_free(struct Curl_easy *data); 52 void Curl_connect_done(struct Curl_easy *data); 53 54 /* struct for HTTP CONNECT state data */ 55 struct http_connect_state { 56 struct HTTP http_proxy; 57 struct HTTP *prot_save; 58 struct dynbuf rcvbuf; 59 struct dynbuf req; 60 size_t nsend; 61 enum keeponval { 62 KEEPON_DONE, 63 KEEPON_CONNECT, 64 KEEPON_IGNORE 65 } keepon; 66 curl_off_t cl; /* size of content to read and ignore */ 67 enum { 68 TUNNEL_INIT, /* init/default/no tunnel state */ 69 TUNNEL_CONNECT, /* CONNECT has been sent off */ 70 TUNNEL_COMPLETE, /* CONNECT response received completely */ 71 TUNNEL_EXIT 72 } tunnel_state; 73 BIT(chunked_encoding); 74 BIT(close_connection); 75 }; 76 77 #endif /* HEADER_CURL_HTTP_PROXY_H */ 78