curl/lib/transfer.h
Ben Greear 7de44e0a42 Make rate-limitation logic smoother
This gives a smoother rate limitation performance by using
sub-second pauses and also taking the buffer sizes into
account.
2010-03-26 23:33:02 +01:00

68 lines
3.0 KiB
C

#ifndef __TRANSFER_H
#define __TRANSFER_H
/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2009, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at http://curl.haxx.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
***************************************************************************/
CURLcode Curl_perform(struct SessionHandle *data);
CURLcode Curl_pretransfer(struct SessionHandle *data);
CURLcode Curl_second_connect(struct connectdata *conn);
CURLcode Curl_posttransfer(struct SessionHandle *data);
typedef enum {
FOLLOW_NONE, /* not used within the function, just a placeholder to
allow initing to this */
FOLLOW_FAKE, /* only records stuff, not actually following */
FOLLOW_RETRY, /* set if this is a request retry as opposed to a real
redirect following */
FOLLOW_REDIR, /* a full true redirect */
FOLLOW_LAST /* never used */
} followtype;
CURLcode Curl_follow(struct SessionHandle *data, char *newurl, followtype type);
CURLcode Curl_readwrite(struct connectdata *conn, bool *done);
int Curl_single_getsock(const struct connectdata *conn,
curl_socket_t *socks,
int numsocks);
CURLcode Curl_readrewind(struct connectdata *conn);
CURLcode Curl_fillreadbuffer(struct connectdata *conn, int bytes, int *nreadp);
CURLcode Curl_reconnect_request(struct connectdata **connp);
CURLcode Curl_retry_request(struct connectdata *conn, char **url);
/* This sets up a forthcoming transfer */
CURLcode
Curl_setup_transfer (struct connectdata *data,
int sockindex, /* socket index to read from or -1 */
curl_off_t size, /* -1 if unknown at this point */
bool getheader, /* TRUE if header parsing is wanted */
curl_off_t *bytecountp, /* return number of bytes read */
int writesockindex, /* socket index to write to, it may
very well be the same we read from.
-1 disables */
curl_off_t *writecountp /* return number of bytes written */
);
long Curl_sleep_time(curl_off_t rate_bps, curl_off_t cur_rate_bps,
int pkt_size);
#endif