object.h

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/*
 * Copyright (c) 2014 The University of Utah
 *
 * 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 (at your option) 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, 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
 */

#ifndef __OBJECT_H__
#define __OBJECT_H__

typedef enum {
    OBJ_VALID = 1 << 0,
    OBJ_DIRTY = 1 << 1,
    OBJ_LIVE = 1 << 2,
    OBJ_NEW = 1 << 3,
    OBJ_MOD = 1 << 4,
    OBJ_DEL = 1 << 5,
} obj_flags_t;

#define OBJVALID(obj) ((obj)->obj_flags & OBJ_VALID)

#define OBJDIRTY(obj) ((obj)->obj_flags & OBJ_DIRTY)

#define OBJLIVE(obj) ((obj)->obj_flags & OBJ_LIVE)

#define OBJNEW(obj) ((obj)->obj_flags & OBJ_NEW)

#define OBJMOD(obj) ((obj)->obj_flags & OBJ_MOD)

#define OBJDEL(obj) ((obj)->obj_flags & OBJ_DEL)

#define OBJSVALID(obj) \
    ((obj)->obj_flags |= OBJ_VALID)

#define OBJSINVALID(obj) \
    (obj)->obj_flags &= ~OBJ_VALID

#define OBJSDIRTY(obj) \
    ((obj)->obj_flags |= OBJ_DIRTY)

#define OBJSCLEAN(obj) \
    (obj)->obj_flags &= ~OBJ_DIRTY

#define OBJSLIVE(obj,type) \
    (obj)->obj_flags |= OBJ_LIVE ; type ## _obj_flags_propagate(obj,OBJ_LIVE,0)

#define OBJSDEAD(obj,type) \
    (obj)->obj_flags &= ~(OBJ_LIVE | OBJ_NEW | OBJ_MOD) ; type ## _obj_flags_propagate(obj,0,OBJ_DEL)

#define OBJSNEW(obj) ((obj)->obj_flags |= (OBJ_NEW | OBJ_LIVE))

#define OBJSMOD(obj) ((obj)->obj_flags |= (OBJ_MOD | OBJ_LIVE))

#define OBJSDEL(obj) ((obj)->obj_flags |= OBJ_DEL)

#define OBJSCLEAR(obj) ((obj)->obj_flags &= OBJ_LIVE)

#endif /* __OBJECT_H__ */