mirror of https://github.com/ipxe/ipxe.git
79 lines
2.2 KiB
C
79 lines
2.2 KiB
C
/*
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* Copyright (C) 2012 Michael Brown <mbrown@fensystems.co.uk>.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA.
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*
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* You can also choose to distribute this program under the terms of
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* the Unmodified Binary Distribution Licence (as given in the file
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* COPYING.UBDL), provided that you have satisfied its requirements.
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*/
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FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
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#include <stddef.h>
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#include <ipxe/job.h>
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#include <ipxe/monojob.h>
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#include <ipxe/pending.h>
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#include <usr/sync.h>
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/** @file
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*
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* Wait for pending operations to complete
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*
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*/
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/**
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* Report progress
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*
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* @v intf Interface
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* @v progress Progress report to fill in
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* @ret ongoing_rc Ongoing job status code (if known)
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*/
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static int sync_progress ( struct interface *intf,
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struct job_progress *progress __unused ) {
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/* Terminate successfully if no pending operations remain */
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if ( ! have_pending() )
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intf_close ( intf, 0 );
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return 0;
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}
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/** Synchroniser interface operations */
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static struct interface_operation sync_intf_op[] = {
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INTF_OP ( job_progress, struct interface *, sync_progress ),
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};
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/** Synchroniser interface descriptor */
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static struct interface_descriptor sync_intf_desc =
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INTF_DESC_PURE ( sync_intf_op );
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/** Synchroniser */
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static struct interface sync_intf = INTF_INIT ( sync_intf_desc );
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/**
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* Wait for pending operations to complete
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*
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* @v timeout Timeout period, in ticks (0=indefinite)
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* @ret rc Return status code
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*/
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int sync ( unsigned long timeout ) {
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/* Attach synchroniser and wait for completion */
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intf_plug_plug ( &monojob, &sync_intf );
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return monojob_wait ( NULL, timeout );
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}
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