Skip to content

HTTPS clone URL

Subversion checkout URL

You can clone with HTTPS or Subversion.

Download ZIP
Fetching contributors…

Cannot retrieve contributors at this time

150 lines (118 sloc) 3.849 kb
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/* Cherokee
*
* Authors:
* Alvaro Lopez Ortega <alvaro@alobbs.com>
*
* Copyright (C) 2001-2011 Alvaro Lopez Ortega
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
* License as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
#include "common-internal.h"
#include "downloader_async.h"
#include "downloader-protected.h"
#include "socket.h"
#include "fdpoll.h"
#include "util.h"
#define ENTRIES "adownloader,async"
#define WATCH_SLEEP 1000
struct cherokee_downloader_async {
cherokee_downloader_t downloader;
cherokee_fdpoll_t *fdpoll_ref;
int fd_added;
};
ret_t
cherokee_downloader_async_init (cherokee_downloader_async_t *adownloader)
{
ret_t ret;
ret = cherokee_downloader_init (DOWNLOADER(adownloader));
if (ret != ret_ok) return ret;
adownloader->fd_added = -1;
adownloader->fdpoll_ref = NULL;
return ret_ok;
}
ret_t
cherokee_downloader_async_mrproper (cherokee_downloader_async_t *adownloader)
{
if (adownloader->fd_added != -1)
cherokee_fdpoll_del (adownloader->fdpoll_ref, adownloader->fd_added);
cherokee_downloader_mrproper (DOWNLOADER(adownloader));
return ret_ok;
}
CHEROKEE_ADD_FUNC_NEW (downloader_async);
CHEROKEE_ADD_FUNC_FREE (downloader_async);
ret_t
cherokee_downloader_async_set_fdpoll (cherokee_downloader_async_t *adownloader, cherokee_fdpoll_t *fdpoll)
{
adownloader->fdpoll_ref = fdpoll;
return ret_ok;
}
ret_t
cherokee_downloader_async_connect (cherokee_downloader_async_t *adownloader)
{
ret_t ret;
cherokee_downloader_t *down = DOWNLOADER(adownloader);
cherokee_fdpoll_t *fdpoll = adownloader->fdpoll_ref;
if (fdpoll == NULL)
return ret_error;
ret = cherokee_downloader_connect (down);
if (ret != ret_ok) return ret;
ret = cherokee_fd_set_nonblocking (down->socket.socket, true);
if (ret != ret_ok) return ret;
ret = cherokee_fdpoll_add (fdpoll, down->socket.socket, FDPOLL_MODE_WRITE);
if (ret != ret_ok) return ret;
adownloader->fd_added = down->socket.socket;
return ret_ok;
}
ret_t
cherokee_downloader_async_step (cherokee_downloader_async_t *adownloader)
{
int re;
int fd;
int rw;
cherokee_downloader_t *down = DOWNLOADER(adownloader);
cherokee_fdpoll_t *fdpoll = adownloader->fdpoll_ref;
TRACE(ENTRIES, "Enters obj=%p fdpoll=%p\n", adownloader, fdpoll);
return_if_fail ((fdpoll != NULL), ret_error);
/* Watch the fd poll
*/
re = cherokee_fdpoll_watch (fdpoll, WATCH_SLEEP);
TRACE(ENTRIES, "watch = %d\n", re);
if (re <= 0)
return ret_eagain;
/* Check whether we are reading or writting
*/
if (down->phase <= downloader_phase_send_post)
rw = FDPOLL_MODE_WRITE;
else
rw = FDPOLL_MODE_READ;
TRACE(ENTRIES, "rw = %d\n", rw);
/* Check the downloader fd
*/
fd = down->socket.socket;
re = cherokee_fdpoll_check (fdpoll, fd, rw);
switch (re) {
case -1:
PRINT_ERROR("Error polling fd=%d rw=%d\n", fd, rw);
return ret_error;
case 0:
TRACE(ENTRIES, "fd=%d rw=%d, not ready\n", fd, rw);
/* return ret_eagain; */
}
/* If there's something to do, go for it..
*/
TRACE(ENTRIES, "fd=%d rw=%d is active\n", fd, rw);
return cherokee_downloader_step (down, NULL, NULL);
}
Jump to Line
Something went wrong with that request. Please try again.