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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 - 2016, 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 void Curl_init_CONNECT(struct Curl_easy *data);
     26 
     27 CURLcode Curl_pretransfer(struct Curl_easy *data);
     28 CURLcode Curl_second_connect(struct connectdata *conn);
     29 CURLcode Curl_posttransfer(struct Curl_easy *data);
     30 
     31 typedef enum {
     32   FOLLOW_NONE,  /* not used within the function, just a placeholder to
     33                    allow initing to this */
     34   FOLLOW_FAKE,  /* only records stuff, not actually following */
     35   FOLLOW_RETRY, /* set if this is a request retry as opposed to a real
     36                           redirect following */
     37   FOLLOW_REDIR, /* a full true redirect */
     38   FOLLOW_LAST   /* never used */
     39 } followtype;
     40 
     41 CURLcode Curl_follow(struct Curl_easy *data, char *newurl,
     42                      followtype type);
     43 
     44 
     45 CURLcode Curl_readwrite(struct connectdata *conn,
     46                         struct Curl_easy *data, bool *done);
     47 int Curl_single_getsock(const struct connectdata *conn,
     48                         curl_socket_t *socks,
     49                         int numsocks);
     50 CURLcode Curl_readrewind(struct connectdata *conn);
     51 CURLcode Curl_fillreadbuffer(struct connectdata *conn, int bytes, int *nreadp);
     52 CURLcode Curl_retry_request(struct connectdata *conn, char **url);
     53 bool Curl_meets_timecondition(struct Curl_easy *data, time_t timeofdoc);
     54 
     55 /* This sets up a forthcoming transfer */
     56 void
     57 Curl_setup_transfer (struct connectdata *data,
     58                int sockindex,           /* socket index to read from or -1 */
     59                curl_off_t size,         /* -1 if unknown at this point */
     60                bool getheader,          /* TRUE if header parsing is wanted */
     61                curl_off_t *bytecountp,  /* return number of bytes read */
     62                int writesockindex,      /* socket index to write to, it may
     63                                            very well be the same we read from.
     64                                            -1 disables */
     65                curl_off_t *writecountp /* return number of bytes written */
     66 );
     67 
     68 long Curl_sleep_time(curl_off_t rate_bps, curl_off_t cur_rate_bps,
     69                      int pkt_size);
     70 
     71 #endif /* HEADER_CURL_TRANSFER_H */
     72 
     73