89 lines
3.2 KiB
C
89 lines
3.2 KiB
C
/****************************************************************************
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* include/nuttx/reboot_notifier.h
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __INCLUDE_NUTTX_REBOOT_NOTIFIER_H
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#define __INCLUDE_NUTTX_REBOOT_NOTIFIER_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <nuttx/notifier.h>
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#include <sys/types.h>
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define SYS_RESTART 0x0001 /* Notify of system restart */
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#define SYS_HALT 0x0002 /* Notify of system halt */
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#define SYS_POWER_OFF 0x0003 /* Notify of system power off */
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/****************************************************************************
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* Public Function
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****************************************************************************/
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/****************************************************************************
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* Name: register_reboot_notifier
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*
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* Description:
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* Add notifier to the reboot notifier chain
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*
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* Input Parameters:
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* nb - New entry in notifier chain
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*
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****************************************************************************/
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void register_reboot_notifier(FAR struct notifier_block *nb);
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/****************************************************************************
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* Name: unregister_reboot_notifier
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*
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* Description:
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* Remove notifier from the reboot notifier chain
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*
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* Input Parameters:
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* nb - Entry to remove from notifier chain
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*
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****************************************************************************/
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void unregister_reboot_notifier(FAR struct notifier_block *nb);
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/****************************************************************************
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* Name: reboot_notifier_call_chain
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*
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* Description:
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* Call functions in the reboot notifier chain.
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*
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* Input Parameters:
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* action - Value passed unmodified to notifier function
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* data - Pointer passed unmodified to notifier function
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*
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****************************************************************************/
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void reboot_notifier_call_chain(unsigned long action, FAR void *data);
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#endif /* __INCLUDE_NUTTX_REBOOT_NOTIFIER_H */
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