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/* upstart
*
* Copyright © 2009 Canonical Ltd.
* Author: Scott James Remnant <scott@netsplit.com>.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2, 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.
*/
#ifndef INIT_BLOCKED_H
#define INIT_BLOCKED_H
#include <nih/macros.h>
#include <nih/list.h>
#include <nih-dbus/dbus_message.h>
#include "job.h"
#include "event.h"
/**
* BlockedType:
*
* This identifies what is blocked, giving the appropriate type of the
* following union to use.
**/
typedef enum blocked_type {
BLOCKED_JOB,
BLOCKED_EVENT,
BLOCKED_EMIT_METHOD,
BLOCKED_JOB_START_METHOD,
BLOCKED_JOB_STOP_METHOD,
BLOCKED_JOB_RESTART_METHOD,
BLOCKED_INSTANCE_START_METHOD,
BLOCKED_INSTANCE_STOP_METHOD,
BLOCKED_INSTANCE_RESTART_METHOD
} BlockedType;
/**
* Blocked:
* @entry: list header,
* @type: type of object blocked,
* @job: job pointer if @type is BLOCKED_JOB,
* @event: event pointer if @type is BLOCKED_EVENT,
* @message: D-Bus message pointer if @type is BLOCKED_*_METHOD,
* @data: generic pointer to blocked object.
*
* This structure is used to reference an object that is blocked on
* some other, such as an event completing or a job reaching a goal.
* Handling of actually blocking the types here is up to the called.
**/
typedef struct blocked {
NihList entry;
BlockedType type;
union {
Job *job;
Event *event;
NihDBusMessage *message;
void *data;
};
} Blocked;
NIH_BEGIN_EXTERN
Blocked *blocked_new (const void *parent, BlockedType type, void *data)
__attribute__ ((warn_unused_result));
const char *
blocked_type_enum_to_str (BlockedType type)
__attribute__ ((warn_unused_result));
BlockedType
blocked_type_str_to_enum (const char *type)
__attribute__ ((warn_unused_result));
NIH_END_EXTERN
#endif /* INIT_BLOCKED_H */
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