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79 lines
1.8 KiB
79 lines
1.8 KiB
/**
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* \file
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*
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* \author Georg Hopp
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*
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* \copyright
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* Copyright © 2014 Georg Hopp
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (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, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __TR_INTERFACE_ITERABLE_H__
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#define __TR_INTERFACE_ITERABLE_H__
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#include "trbase.h"
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typedef void * (* fptr_TR_iterableCurrent)(void *);
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typedef void (* fptr_TR_iterableNext)(void *);
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typedef void (* fptr_TR_iterableRewind)(void *);
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typedef int (* fptr_TR_iterableValid)(void *);
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TR_INTERFACE(TR_Iterable) {
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TR_IFID;
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fptr_TR_iterableCurrent current;
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fptr_TR_iterableNext next;
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fptr_TR_iterableRewind rewind;
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fptr_TR_iterableValid valid;
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};
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#define TR_iterableForeach(this) \
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TR_iterableRewind((this)); \
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for (; TR_iterableValid((this)); TR_iterableNext((this)))
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inline
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void *
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TR_iterableCurrent(void * iterable)
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{
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void * ret;
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TR_RETCALL(iterable, TR_Iterable, current, ret);
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return ret;
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}
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inline
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void
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TR_iterableNext(void * iterable)
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{
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TR_CALL(iterable, TR_Iterable, next);
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}
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inline
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void
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TR_iterableRewind(void * iterable)
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{
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TR_CALL(iterable, TR_Iterable, rewind);
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}
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inline
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int
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TR_iterableValid(void * iterable)
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{
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int ret;
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TR_RETCALL(iterable, TR_Iterable, valid, ret);
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return ret;
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}
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#endif // __TR_INTERFACE_ITERABLE_H__
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// vim: set ts=4 sw=4:
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