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sysadm |
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/*
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* Copyright (C) 2004 Dizzy (dizzy@roedu.net)
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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
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program 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
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* GNU 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#include "common/setup_before.h"
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#ifdef HAVE_ASSERT_H
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# include <assert.h>
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#endif
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#include "common/xalloc.h"
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#include "common/elist.h"
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#include "common/rcm.h"
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#include "common/setup_after.h"
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extern void rcm_init(t_rcm *rcm)
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{
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assert(rcm);
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elist_init(&rcm->refs);
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rcm->count = 0;
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}
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extern void rcm_regref_init(t_rcm_regref *regref, t_chref_cb cb, void *data)
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{
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assert(regref);
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elist_init(®ref->refs_link);
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regref->chref = cb;
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regref->data = data;
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}
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extern void rcm_get(t_rcm *rcm, t_rcm_regref *regref)
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{
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assert(rcm);
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assert(regref);
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rcm->count++;
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elist_add_tail(&rcm->refs,®ref->refs_link);
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}
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extern void rcm_put(t_rcm *rcm, t_rcm_regref *regref)
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{
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assert(rcm);
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assert(regref);
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assert(rcm->count); /* might use eventlog but I want this stopped fast */
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rcm->count--;
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elist_del(®ref->refs_link);
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}
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extern void rcm_chref(t_rcm *rcm, void *newref)
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{
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t_elist *curr, *save;
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t_rcm_regref *regref;
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assert(rcm);
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elist_for_each_safe(curr,&rcm->refs,save) {
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regref = elist_entry(curr,t_rcm_regref,refs_link);
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if (regref->chref) regref->chref(regref->data,newref);
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}
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}
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