curl/lib/download.c

100 lines
2.7 KiB
C

/*****************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 2000, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* In order to be useful for every potential user, curl and libcurl are
* dual-licensed under the MPL and the MIT/X-derivate licenses.
*
* 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 MPL or the MIT/X-derivate
* licenses. You may pick one of these licenses.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
* $Id$
*****************************************************************************/
#include "setup.h"
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_SYS_SELECT_H
#include <sys/select.h>
#endif
#include "urldata.h"
#include <curl/curl.h>
#ifdef __BEOS__
#include <net/socket.h>
#endif
#ifdef WIN32
#if !defined( __GNUC__) || defined(__MINGW32__)
#include <winsock.h>
#endif
#include <time.h> /* for the time_t typedef! */
#if defined(__GNUC__) && defined(TIME_WITH_SYS_TIME)
#include <sys/time.h>
#endif
#endif
#include "progress.h"
#include "sendf.h"
#include <curl/types.h>
/* --- download and upload a stream from/to a socket --- */
/* Parts of this function was brought to us by the friendly Mark Butler
<butlerm@xmission.com>. */
CURLcode
Curl_Transfer(CURLconnect *c_conn,
/* READ stuff */
int sockfd, /* socket to read from or -1 */
int size, /* -1 if unknown at this point */
bool getheader, /* TRUE if header parsing is wanted */
long *bytecountp, /* return number of bytes read or NULL */
/* WRITE stuff */
int writesockfd, /* socket to write to, it may very well be
the same we read from. -1 disables */
long *writebytecountp /* return number of bytes written or NULL */
)
{
struct connectdata *conn = (struct connectdata *)c_conn;
if(!conn)
return CURLE_BAD_FUNCTION_ARGUMENT;
/* now copy all input parameters */
conn->sockfd = sockfd;
conn->size = size;
conn->getheader = getheader;
conn->bytecountp = bytecountp;
conn->writesockfd = writesockfd;
conn->writebytecountp = writebytecountp;
return CURLE_OK;
}