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/*
* Copyright (C) 2007 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
FILE_LICENCE ( GPL2_OR_LATER );
#include <string.h>
#include <errno.h>
#include <gpxe/job.h>
/** @file
*
* Job control interfaces
*
*/
void job_done ( struct job_interface *job, int rc ) {
struct job_interface *dest = job_get_dest ( job );
job_unplug ( job );
dest->op->done ( dest, rc );
job_put ( dest );
}
void job_kill ( struct job_interface *job ) {
struct job_interface *dest = job_get_dest ( job );
job_unplug ( job );
dest->op->kill ( dest );
job_put ( dest );
}
void job_progress ( struct job_interface *job,
struct job_progress *progress ) {
struct job_interface *dest = job_get_dest ( job );
dest->op->progress ( dest, progress );
job_put ( dest );
}
/****************************************************************************
*
* Helper methods
*
* These functions are designed to be used as methods in the
* job_interface_operations table.
*
*/
void ignore_job_done ( struct job_interface *job __unused, int rc __unused ) {
/* Nothing to do */
}
void ignore_job_kill ( struct job_interface *job __unused ) {
/* Nothing to do */
}
void ignore_job_progress ( struct job_interface *job __unused,
struct job_progress *progress ) {
memset ( progress, 0, sizeof ( *progress ) );
}
/** Null job control interface operations */
struct job_interface_operations null_job_ops = {
.done = ignore_job_done,
.kill = ignore_job_kill,
.progress = ignore_job_progress,
};
/**
* Null job control interface
*
* This is the interface to which job control interfaces are connected
* when unplugged. It will never generate messages, and will silently
* absorb all received messages.
*/
struct job_interface null_job = {
.intf = {
.dest = &null_job.intf,
.refcnt = NULL,
},
.op = &null_job_ops,
};
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