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/*
* Copyright 2006 Serge van den Boom <svdb@stack.nl>
*
* 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, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef LIBS_CALLBACK_CALLBACK_H_
#define LIBS_CALLBACK_CALLBACK_H_
#include "types.h"
#ifdef CALLBACK_INTERNAL
typedef CallbackLink *CallbackID;
#else
typedef void *CallbackID;
// Uniquely identifies a queued callback.
#endif
#define CallbackID_invalid ((CallbackID ) NULL)
typedef void *CallbackArg;
typedef void (*CallbackFunction)(CallbackArg arg);
void Callback_init(void);
void Callback_uninit(void);
CallbackID Callback_add(CallbackFunction callback, CallbackArg arg);
bool Callback_remove(CallbackID id);
void Callback_process(void);
bool Callback_haveMore(void);
#endif /* LIBS_CALLBACK_CALLBACK_H_ */
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