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1 #ifndef HEADER_CURL_TRANSFER_H
2 #define HEADER_CURL_TRANSFER_H
3 /***************************************************************************
4  *                                  _   _ ____  _
5  *  Project                     ___| | | |  _ \| |
6  *                             / __| | | | |_) | |
7  *                            | (__| |_| |  _ <| |___
8  *                             \___|\___/|_| \_\_____|
9  *
10  * Copyright (C) 1998 - 2017, 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.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 char *Curl_checkheaders(const struct connectdata *conn,
26                         const char *thisheader);
27 
28 void Curl_init_CONNECT(struct Curl_easy *data);
29 
30 CURLcode Curl_pretransfer(struct Curl_easy *data);
31 CURLcode Curl_second_connect(struct connectdata *conn);
32 CURLcode Curl_posttransfer(struct Curl_easy *data);
33 
34 typedef enum {
35   FOLLOW_NONE,  /* not used within the function, just a placeholder to
36                    allow initing to this */
37   FOLLOW_FAKE,  /* only records stuff, not actually following */
38   FOLLOW_RETRY, /* set if this is a request retry as opposed to a real
39                           redirect following */
40   FOLLOW_REDIR, /* a full true redirect */
41   FOLLOW_LAST   /* never used */
42 } followtype;
43 
44 CURLcode Curl_follow(struct Curl_easy *data, char *newurl,
45                      followtype type);
46 CURLcode Curl_readwrite(struct connectdata *conn,
47                         struct Curl_easy *data, bool *done,
48                         bool *comeback);
49 int Curl_single_getsock(const struct connectdata *conn,
50                         curl_socket_t *socks,
51                         int numsocks);
52 CURLcode Curl_readrewind(struct connectdata *conn);
53 CURLcode Curl_fillreadbuffer(struct connectdata *conn, int bytes, int *nreadp);
54 CURLcode Curl_retry_request(struct connectdata *conn, char **url);
55 bool Curl_meets_timecondition(struct Curl_easy *data, time_t timeofdoc);
56 
57 /* This sets up a forthcoming transfer */
58 void
59 Curl_setup_transfer (struct connectdata *data,
60                int sockindex,           /* socket index to read from or -1 */
61                curl_off_t size,         /* -1 if unknown at this point */
62                bool getheader,          /* TRUE if header parsing is wanted */
63                curl_off_t *bytecountp,  /* return number of bytes read */
64                int writesockindex,      /* socket index to write to, it may
65                                            very well be the same we read from.
66                                            -1 disables */
67                curl_off_t *writecountp /* return number of bytes written */
68 );
69 
70 #endif /* HEADER_CURL_TRANSFER_H */
71 
72