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80 lines
2.5 KiB
80 lines
2.5 KiB
/* GSL Engine - Flow module operation engine
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* Copyright (C) 2001 Tim Janik
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General
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* Public License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GSL_ENGINE_SCHEDULE_H__
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#define __GSL_ENGINE_SCHEDULE_H__
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#include <gsl/gslopnode.h>
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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typedef struct
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{
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EngineNode *last; /* resolve node */
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GslRing *nodes; /* of type EngineNode* */
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guint seen_deferred_node : 1;
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} EngineCycle;
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typedef struct
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{
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guint leaf_level;
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GslRing *cycles; /* of type Cycle* */
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GslRing *cycle_nodes; /* of type EngineNode* */
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} EngineQuery;
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struct _EngineSchedule
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{
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guint n_items;
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guint leaf_levels;
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GslRing **nodes; /* EngineNode* */
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GslRing **cycles; /* GslRing* */
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guint secured : 1;
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guint in_pqueue : 1;
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guint cur_leaf_level;
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GslRing *cur_node;
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GslRing *cur_cycle;
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};
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#define GSL_SCHEDULE_NONPOPABLE(schedule) ((schedule)->cur_leaf_level >= (schedule)->leaf_levels)
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/* --- MasterThread --- */
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EngineSchedule* _engine_schedule_new (void);
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void _engine_schedule_clear (EngineSchedule *schedule);
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void _engine_schedule_destroy (EngineSchedule *schedule);
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void _engine_schedule_consumer_node (EngineSchedule *schedule,
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EngineNode *node);
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void _engine_schedule_node (EngineSchedule *schedule,
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EngineNode *node,
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guint leaf_level);
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void _engine_schedule_cycle (EngineSchedule *schedule,
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GslRing *cycle_nodes,
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guint leaf_level);
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void _engine_schedule_secure (EngineSchedule *schedule);
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EngineNode* _engine_schedule_pop_node (EngineSchedule *schedule);
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GslRing* _engine_schedule_pop_cycle (EngineSchedule *schedule);
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void _engine_schedule_restart (EngineSchedule *schedule);
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void _engine_schedule_unsecure (EngineSchedule *schedule);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __GSL_ENGINE_SCHEDULE_H__ */
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