blob: f599588ae205c5eb3251d33de4a4b9dec3fe46fd [file] [log] [blame]
/*
* Copyright (C) 2012 Michael Brown <mbrown@fensystems.co.uk>.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or any later version.
*
* 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.
*
* You can also choose to distribute this program under the terms of
* the Unmodified Binary Distribution Licence (as given in the file
* COPYING.UBDL), provided that you have satisfied its requirements.
*/
FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
#include <stddef.h>
#include <ipxe/job.h>
#include <ipxe/monojob.h>
#include <ipxe/pending.h>
#include <usr/sync.h>
/** @file
*
* Wait for pending operations to complete
*
*/
/**
* Report progress
*
* @v intf Interface
* @v progress Progress report to fill in
* @ret ongoing_rc Ongoing job status code (if known)
*/
static int sync_progress ( struct interface *intf,
struct job_progress *progress __unused ) {
/* Terminate successfully if no pending operations remain */
if ( ! have_pending() )
intf_close ( intf, 0 );
return 0;
}
/** Synchroniser interface operations */
static struct interface_operation sync_intf_op[] = {
INTF_OP ( job_progress, struct interface *, sync_progress ),
};
/** Synchroniser interface descriptor */
static struct interface_descriptor sync_intf_desc =
INTF_DESC_PURE ( sync_intf_op );
/** Synchroniser */
static struct interface sync_intf = INTF_INIT ( sync_intf_desc );
/**
* Wait for pending operations to complete
*
* @v timeout Timeout period, in ticks (0=indefinite)
* @ret rc Return status code
*/
int sync ( unsigned long timeout ) {
/* Attach synchroniser and wait for completion */
intf_plug_plug ( &monojob, &sync_intf );
return monojob_wait ( NULL, timeout );
}